Happy New Year of 2024 !
e-mail to Eiji Nakamura
Brief self-introduction in KEK.
Temporal experts committee member of JSPS for FYR02.
Temporal experts committee member of JSPS for FYH31.
Temporal experts committee member of JSPS for FYH30.
Temporal experts committee member of JSPS for FYH29.
Go forward for our lives and souls !
Personal summary of the pandemic disaster of the new CORONA Virus in Japan since 2019.
Personal summary of the serious disaster of eqrthquakes happened in Japan since March 9th, 2011.
Representative personal achievements on physics and engineering studies
New site of the KEK official collaboration for hardware development #2021-ACCL-1
New site of the KEK development on Electron Source produced by PUlsed high-voltage device in KEK
New site of the Technical Committee of JSPF
Old site of the Technical Committee of JSPF
H25kakenB : Reports
H26kakenCB: Reports
H21kakenC : Reports
Level-A : papers
Level-B : references
Level-C : PADN
Particle Applications for Wide uses (PAW)
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
e-mail to Eiji Nakamura
Brief self-introduction in KEK.
Temporal experts committee member of JSPS for FYR02.
Temporal experts committee member of JSPS for FYH31.
Temporal experts committee member of JSPS for FYH30.
Temporal experts committee member of JSPS for FYH29.
Go forward for our lives and souls !
Personal summary of the pandemic disaster of the new CORONA Virus in Japan since 2019.
Personal summary of the serious disaster of eqrthquakes happened in Japan since March 9th, 2011.
Representative personal achievements on physics and engineering studies
New site of the KEK official collaboration for hardware development #2021-ACCL-1
New site of the KEK development on Electron Source produced by PUlsed high-voltage device in KEK
New site of the Technical Committee of JSPF
Old site of the Technical Committee of JSPF
H25kakenB : Reports
H26kakenCB: Reports
H21kakenC : Reports
Level-A : papers
Level-B : references
Level-C : PADN
Particle Applications for Wide uses (PAW)
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
Go forward for our lives and souls !
Personal summary of the pandemic disaster of the new CORONA Virus in Japan since 2019.
Personal summary of the serious disaster of eqrthquakes happened in Japan since March 9th, 2011.
Representative personal achievements on physics and engineering studies
New site of the KEK official collaboration for hardware development #2021-ACCL-1
New site of the KEK development on Electron Source produced by PUlsed high-voltage device in KEK
New site of the Technical Committee of JSPF
Old site of the Technical Committee of JSPF
H25kakenB : Reports
H26kakenCB: Reports
H21kakenC : Reports
Level-A : papers
Level-B : references
Level-C : PADN
Particle Applications for Wide uses (PAW)
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
Representative personal achievements on physics and engineering studies
New site of the KEK official collaboration for hardware development #2021-ACCL-1
New site of the KEK development on Electron Source produced by PUlsed high-voltage device in KEK
New site of the Technical Committee of JSPF
Old site of the Technical Committee of JSPF
H25kakenB : Reports
H26kakenCB: Reports
H21kakenC : Reports
Level-A : papers
Level-B : references
Level-C : PADN
Particle Applications for Wide uses (PAW)
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
Representative personal achievements on physics and engineering studies
New site of the KEK official collaboration for hardware development #2021-ACCL-1
New site of the KEK development on Electron Source produced by PUlsed high-voltage device in KEK
New site of the Technical Committee of JSPF
Old site of the Technical Committee of JSPF
H25kakenB : Reports
H26kakenCB: Reports
H21kakenC : Reports
Level-A : papers
Level-B : references
Level-C : PADN
Particle Applications for Wide uses (PAW)
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
Symposium on middle energy production by compact nuclear fusion, 11:00-13:00 on Nov. 27, 2015 at Nagoya Univ.
2020 syllabus of the graduate university lecture for High Voltage Engineering and its Applications in Tohoku Gakuin University.
(pdf source)
Special Issue on IJAAPR, related with my research projects.
Published news for our academic study project KAKENHI25286089 introduced in the "Impact".
ATF official web site, related with my study projects.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
---------
---------
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
Developing high-response kicker magnets for advanced applications
Impact: ISSN 2398-7073 (Print); ISSN 2398-7081 (Online)
Number 11, December 2018
pp. 60-62(3)
Author: Nakamura, Eiji
6 patents: JP4543182, JP4697961, JP5447929, JP5448149, JP5565798, JP5590550
JJAP 36 (1997) pp.889-895
NIM-A 612 (2009) pp.050-055
NIM-A 618 (2010) pp.022-029
NIM-A 624 (2010) pp.554-559
NIM-A 640 (2011) pp.029-037
NIM-A 665 (2012) pp.019-024 : (Note: misprinted as published in the year of 2011)
JMSJ 35 (2011) pp.096-101
IJAAPR 2(1) (2015) pp.008-018
IJAAPR 2(2) (2015) pp.001-006
IJAAPR Special Issue 2 (2016) pp.001-006
IJAAPR Special Issue 2 (2016) pp.013-017
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
* JP: Japan Patent; JJAP: Japanese Journal of Applied Physics; NIM-A: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment; JMSJ: Journal of the Magnetic Societ of Japan; IJAAPR: International Journal of Advanced Applied Physics Research.
News and Outline of my works (2019-01-07)
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
News and Outline of my works (2019-01-07) |
(News:190103) Our academic research study project supported by KAKENHI25286089 has been introduced in the public science journal Impact in England:
Public Scientific Journal
Journal Number
Published news for us
(derivation reference for FEQen001)
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
(derivation reference for FEQen003)
(derivation reference for FEQen006)
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
;
Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.
(News:180124) Snow around experimental room has falled on Jan. 23, 2018, about four years after the snow on Feb. 9th 2014.
(News:171211) First observation to handle 100 MeV proton beam by using the hyper kicker system developed in the KAKENHI25286089 project has completed at KUFFAG during the machine time of 11/27-12/01, 2017.
Short Movie: Beam cross-section at 2cm after from the magnet outlet.
Short Movie: Beam cross-section at 52cm after from the magnet outlet.
[News:171204] The beam handling for 100 MeV protons by using the hyper kicker system developed in the KAKENHI25286089 project has been performed successfully on Thu., Nov. 30, 2017.
[News:170830] Eight schoolchildren of Yatabe district visited Tsukuba campus of KEK and my experimental room.
[News:170713] Pre-demonstration has been carried out for the development of the Mpps-class high-repetition rate pulsed magnet systemi by collaboration with Tohoku Gakuin Univ. and the KAKENHI25286089 support.
Snow falls, second time in Tsukuba, on Feb. 9, 2017.
I have got flu type-A. Take care enough !
(Tragic accident 161122) Large earthquake by the seismic source off Fukushima has attached to East Japan area, Mc = 7.4, MaxSI = 5 weak, with 1.4m-height Tsunami at the port of Sendai harbor.
(Tragic accident 161021) Large earthquake has attached to Tottori area, Mc = 6.6, MaxSI = 6 weak.
(Caution! 160822) Typhoon #9 has attached with heavy rain and strong wind.
(News:160704) Five articles supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
Publishing company site
(News:160704) Tenth and eleventh papers supported by KAKENHI have been published by the open access academic journal IJAAPR on June 30th, 2016.
:
(source file ENno.10)
(source file ENno.11)
:
Publishing company site
(Caution! 160416) Huge earthquakes had attacked to Kumamoto Area.
(News:151104) Ninth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on Dec. 15th, 2015. --> IJAAPR Vol.2 Issue 2 (2015) pp.1-6.
:
(source file)
:
Publishing company site
:
(Caution! 150910) The super heavy rain has attacked Prefs. of Ibaraki, Tochigi, Saitama, Fukushima and Miyagi. Several embankments and many people's lives collapsed.
(Anno:150721) The symposium S-VII which we are planning has been approved by JSPF, and will be presented at Nagoya Univ. 11:00-13:00 on Nov. 27, 2015. :: --> It's been closed successfully.
(Anno:151216) The informal meeting IF-IX which we are planning has been approved by JSPF, was presented at Nagoya Univ. 19:00-20:30 on Nov. 26, 2015. :: --> It's been closed successfully.
(Repo:150710) Joint meeting was held at KEK Tokyo on July 9th, 2015.
(News:150618) Eighth paper supported by KAKENHI has been published by the open access academic journal IJAAPR on June 15th, 2015.
:
(source file)
:
Publishing company site
(Repo:150611) Maximum field of 50 Tesla and 16 Tesla at centre were achieved by the prototype split magnet for high-energy particle handling.
(Anno:150401) Three personal academic research projects were decided to be continued: KAKENHI 25286089, 2661074 and the investigative technical committee in JSPF #14-01.
(Anno:150311) 4th investigative technical committee 14-01 of JSPF will be held at KEK Tsukuba on 13th, March, 2015.
(memo:150311) It is a memorial day, when large earthquakes and TSUNAMI have hit Japan of a four years ago.
(gree:150115) Congratulations ! The academic paper written by Prof. Shiru Inagaki, who is my collaborator of KAKENHI 21540310, 25286089, 26610074 and the investigative technical committee 14-01 of JSPF, et al. has been published by Nature.
(gree:150105) Happy new year of 2015 ! Let's go to new prontiers !
(Repo:141224) Thanks a lot for participation ! The first seminar has been closed on schedule.
(Repo:150311) 3rd investigative technical committee 14-01 of JSPF has been held at Nihon Univ., Surugadai, Tokyo, Japan on 20th, Dec., 2014.
(Remi:Anno:141218) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
Guide for the seminar
(Anno:141003) This site has been replaced from www-accps to research server due to the urgent shutdown of www-accps on Sep. 27, 2014.
(Repo:140924) 2nd investigative technical committee 14-01 of JSPF has been held at KEK Tsukuba on 19th, Sept., 2014.
(Anno:140826) 5th invention has been decided to be authorized by the national patent office on Aug. 8th, 2014. --> JP5590550.
(Anno:140604) Combined seminar will be held at the meeting room #121 in 1st Bldg. of Nihon Univ., Surugadai, Tokyo, Japan, on Dec. 20th (sat.), 2014.
(News:140407) Third personal research project supported by KAKENHI 26610074 has been authorized on Apr. 1st, 2014.
(anno:140401) A technical comittee has been authorised by the Japan Society of Plasma Science and Nuclear Fusion Research on March 31th, 2014.
(anno:143028) A technical comittee has been unofficially decided by the Japan Society of Plasma Science and Nuclear Fusion Research.
(anno:140214) Two collage students graduated with the related studies, 2014.
(anno:140210) Heavy snow attacked on Feb. 8th, 2014. No troubles.
(Anno:131224) 4th invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5448149.
(Anno:131218) 3rd invention has been decided to be authorized by the national patent office on Jan. 10, 2014. --> JP5447929.
(Anno:131129) A new accelerator concept will be presented at the 30th annual meeting of JSPF at TIT Ookayama on Dec. 5th, 2013.
(Anno:131007) I join to new scientific study on multi-dimentional magnetic field formation as a visiting Professor of Tohoku Gakuin University since October 1st, 2013.
(Anno:131007) I join to new scientific study on energy production using plasma transport as a visiting Researcher of Nihon University since July 1st, 2013.
(Repo:130731) 5th combined seminar on fusion and accelerator studies at KEK Tsukuba on July 29th, 2013.
(Repo:130731) Practice experiments for M1 has been carried out at KEK Tsukuba during July 29-30, 2013.
(Anno:130620) 1st meeting of the research project : KAKENHI25286089 will be held on July 4th, 2013 at KURRI in Japan.
(Anno:130614) 4th combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:130402) My personal study project has been unofficially decided to be adopted, April 1st, 2013.
(Anno:130329) I will join to new scientific study on energy production using high-energy particle accelerators as a visitng Associate Professor of Fukui University since April 1st, 2013.
(Patc:130212) 2013 US-Japan FRC symposium, held at Nihon Univ. on Feb. 12, 2013.
(Patc:130204) The 3rd workshop on Quantum beam application to Energy production, Research Institute of Nuclear Engineering of Fukui Univ., Tsuruga, Fukui, Japan, Feb. 4, 2013..
(Repo:121022) KEK caravan #0106 at Izumi campus of Tohoku Gakuin University on Oct. 19th, 2012.
Formal information of KEK caravan
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Formal report as KEK caravan project.
(Anno:120814) Whole electricity shutdown will be held between Aug. 16-18 on schedule. All devices in my experimental room cannot be used Aug. 14-20.
(Anno:120416) International MegaGauss Science Laboratory Seminar: Proposal of applications of the MegaGauss techniques for higher-energy charged particle handling, presented by Eiji Nakamura, KEK, Acc.-lab., at the Institute for Solid State Physics of Tokyo Univ., Kashiwa, Japan.
Formal information on Tokyo Univ. Site
(Anno:120412) 3rd combined seminar on fusion and accelerator studies at RIKEN, Wakoh, Japan.
(Anno:120322) 2nd combined seminar on fusion and accelerator studies at AIST, Tsukuba, Japan.
(Anno:120301) 1st combined seminar on fusion and accelerator studies at Nihon Univ., Ochanomizu, Japan.
(News:120229) Snow around experimental room.
(News:111110) Sixth paper supported by KAKENHI has been accepted by NIM-A on Nov., 2011. --> Vol.665, pp.19-24.
(News:110705) High repetition excitation has been achieved over 0.12 T: 0.22T 25pps(CW) for a practical magnet; 0.15T 50pps(CW) and 0.12T 1Kpps(burst) for a model magnet on July 4th, 2011.
(News:110705) *Break the record* 0.12T/0.10us(97%) has been achieved on July 4th, 2011.
(anno:110412) Electricity had been stopped since March 11th, 2011, and has been recovered partially for e-mail servers and LAN systems until March 28th, 2011. The experiments with more 10 kW electricity require a special approval at KEK.
(anno:110401) My study base places have been recovered and restarted since Mar. 28, 2011. There is no severe problem now, although many minor troubles exist.
(News:110330) Serious, heavy and huge series of earthquakes occurred since March 9th, 2011.
(News:110330) Fifth paper has been accepted by NIMA on Mar. 11, 2011. --> 640 (2011) pp.29-37.
(News:110301) One more invention has been decided to be authorized by the national patent office on Feb. 18, 2011. --> JP4697961.
(News:110202) Fourth paper has been accepted by JMSJ on Jan. 17, 2011. --> J. Magn. Soc. Jpn., 35, 96-101 (2011).
(News:101202) *Break the record* 0.68T/0.90us(97%) has been achieved for the 29 uH magnet by the 28-ohm driver on Dec. 2, 2010.
(News:101116) 0.46T/0.88us(97%) has been achieved for the 22.2 uH nominal inductance magnet excited by the 28-ohm driver on Nov. 16, 2010.
(News:100928) Third paper has been accepted by NIM-A on Sep. 27, 2010. --> 624 (2010) pp.554-559.
(News:100906) First oral report of KAKENHI21430310 in the 34th annual conference on magnetics in Japan, EPOCHAL, Tsukuba, Japan, Sept. 4-7, 2010.
(News:100603) One of my inventions has been decided to be authorized by the national patent office in Japan on June 2nd, 2010. --> JP4543182
(News:100525) Second paper has been accepted by NIM-A on Feb. 16, 2010. --> 618 (2010) pp.22-29.
(News:091112) Patent US 7,570,142 B2 has been authorized on Aug. 4, 2009.
(News:091106) Some good performance are obtained on the study of KAKENHI 21540310.
(News:090901) First paper has been accepted by NIM-A on Aug. 25, 2009. --> 612 (2009) pp.50-55.
(News:090615) Personal research project KAKENHI 21540310 has been authorized and started since June 15, 2009.