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投稿論文/出版

2024

     

  1. Comprehensive mass measurement study of 252 Cf fission fragments with MRTOF-MS and detailed study of masses of neutron-rich Ce isotopes

    S. Kimura, M. Wada, H. Haba, H. Ishiyama, S. Ishizawa, Y. Ito, T. Niwase, M. Rosenbusch, P. Schury, and A. Takamine
    Phys. Rev. C 110, 045810 (2024)
    DOI: 10.1103/PhysRevC.110.045810

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  3. Spectroscopy of neutron-rich nuclei produced by multinucleon transfer reactions at KISS

    Yutaka Watanabe, Yoshikazu Hirayama, Momo Mukai, Toshitaka Niwase, Peter Schury, Marco Rosenbusch, Hironobu Ishiyama, Sun-Chan Jeong, Hiroari Miyatake, Michiharu Wada, Sota Kimura, Shun Iimura, Jun Young Moon, Takashi Hashimoto and Akihiro Taniguchi and KISS collaboration
    EPJ Web of Conferences 306, 01016 (2024)
    DOI: 10.1051/epjconf/202430601016

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  5. In-gas-cell laser ionization spectroscopy at KISS

    Yoshikazu Hirayama, Momo Mukai ,Yutaka Watanabe, Peter Schury, Toshitaka Niwase, Hyunsuk Choi, Takashi Hashimoto, Shun Iimura, SunChan Jeong, Hiroari Miyatake, JunYoung Moon, Hitoshi Nakada, Michihiro Oyaizu, Marco Rosenbusch, Aiko Takamine, Minori Tajima, Akihiro Taniguchi, Michiharu Wada
    Interactions (2024) 245:41 (Conference Paper)
    DOI: 10.1007/s10751-024-01886-1

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  7. First Exploration of Monopole-Driven Shell Evolution above the N=126 Shell Closure: New Millisecond Isomers in Tl 213 and Tl 215

    Yeung T.T.; Morales A.I.; Wu J.; Liu M.; Yuan C.; Nishimura S.; Phong V.H.; Fukuda N.; Tain J.L.; Davinson T.; Rykaczewski K.P.; Yokoyama R.; Isobe T.; Niikura M.; Podolyák, Zs.; Alcalá G.; Algora A.; Allmond J.M.; Agramunt J.; Appleton C.; Baba H.; Caballero-Folch R.; Calvino F.; Carpenter M.P.; Dillmann I.; Estrade A.; Gao T.; Griffin C.J.; Grzywacz R.K.; Hall O.; Hirayama Y.; Hue B.M.; Ideguchi E.; Kiss G.G.; Kokubun K.; Kondev F.G.; Mizuno R.; Mukai M.; Nepal N.; Nurhafiza M.N.; Ohta S.; Orrigo S.E.A.; Pallàs M.; Park J.; Rasco B.C.; Rodríguez-García D.; Sakurai H.; Sexton L.; Shimizu Y.; Suzuki H.; Vitéz-Sveiczer A.; Takeda H.; Tarifeno-Saldivia A.; Tolosa-Delgado A.; Victoria J.A.; Watanabe Y.X.; Yap J.M.
    Phys. Rev. Lett. 133, 072501 (2024)
    DOI: 10.1103/PhysRevLett.133.072501

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  9. Progress of isotope separators and KISS facility for the study of exotic nuclei

    Yoshikazu Hirayama and KISS Collaboration
    Eur. Phys. J. Spec. Top. (2024) 233:1209–1223
    DOI: 10.1140/epjs/s11734-024-01099-1

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  11. Production of new neutron-rich isotopes near the N=60 isotones Ge 92 and As 93 by in-flight fission of a 345 MeV/nucleon U 238 beam

    Shimizu Y.; Kubo T.; Sumikama T.; Fukuda N.; Takeda H.; Suzuki H.; Ahn D.S.; Inabe N.; Kusaka K.; Ohtake M.; Yanagisawa Y.; Yoshida K.; Ichikawa Y.; Isobe T.; Otsu H.; Sato H.; Sonoda T.; Murai D.; Iwasa N.; Imai N.; Hirayama Y.; Jeong S.C.; Kimura S.; Miyatake H.; Mukai M.; Kim D.G.; Kim E.; Yagi A.
    Phys Rev. C 109, 044313 (2024)
    DOI: 10.1103/PhysRevC.109.044313

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  13. Laser spectroscopy of triply charged 229Th isomer for a nuclear clock

    Atsushi Yamaguchi, Yudai Shigekawa, Hiromitsu Haba, Hidetoshi Kikunaga, Kenji Shirasaki, Michiharu Wada & Hidetoshi Katori
    Nature (2024)
    DOI: 10.1038/s41586-024-07296-1

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2023

  1. Mass measurements of neutron-rich A≈90 nuclei constrain element abundances

    W. Xian, S. Chen, S. Nikas, M. Rosenbusch, M. Wada, H. Ishiyama, D. Hou, S. Iimura, S. Nishimura, P. Schury, A. Takamine, S. Yan, F. Browne, P. Doornenbal, F. Flavigny, Y. Hirayama, Y. Ito, S. Kimura, T. M. Kojima, J. Lee, J. Liu, H. Miyatake, S. Michimasa, J. Y. Moon, S. Naimi, T. Niwase, T. Sonoda, D. Suzuki, Y. X. Watanabe, V. Werner, K. Wimmer, and H. Wollnik
    Phys. Rev. C 109, 035804 (2024)
    DOI: 10.1103/PhysRevC.109.035804

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  3. Studying the impact of deuteron non-elastic breakup on 93Zr + d reaction cross sections measured at 28 MeV/nucleon

    Thomas Chillery, Jongwon Hwang, Masanori Dozono, Nobuaki Imai, Shin’ichiro Michimasa, Toshiyuki Sumikama, Nobuyuki Chiga, Shinsuke Ota, Shinsuke Nakayama, Deuk Soon Ahn, Olga Beliuskina, Kazuya Chikaato, Naoki Fukuda, Seiya Hayakawa, Eiji Ideguchi, Kotaro Iribe, Chihiro Iwamoto, Shoichiro Kawase, Keita Kawata, Noritaka Kitamura, Kensuke Kusaka, Shoichiro Masuoka, Hareru Miki, Hiroari Miyatake, Daisuke Nagae, Ryo Nakajima, Keita Nakano, Masao Ohtake, Shunichiro Omika, Hooi Jin Ong, Hideaki Otsu, Hiroyoshi Sakurai, Philipp Schrock, Hideki Shimizu, Yohei Shimizu, Xiaohui Sun, Daisuke Suzuki, Hiroshi Suzuki, Motonobu Takaki, Maya Takechi, Hiroyuki Takeda, Satoshi Takeuchi, Takashi Teranishi, Rieko Tsunoda, He Wang, Yukinobu Watanabe, Yutaka X. Watanabe, Kathrin Wimmer, Kentaro Yako, Hiroki Yamada, Kazunari Yamada, Hidetoshi Yamaguchi, Lei Yang, Rikuto Yanagihara, Yoshiyuki Yanagisawa, Hiroya Yoshida, Koichi Yoshida, and Susumu Shimoura
    Prog. Theor. Exp. Phys. 2023 121D01(11 pages).
    DOI: 10.1093/ptep/ptad139

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  5. Increasing the rate capability for the cryogenic stopping cell of the FRS Ion Catcher

    J.W. Zhao, D. Amanbayev, T. Dickel, I. Miskun, W.R. Plaß, N. Tortorelli, S. Ayet San Andrés, S. Beck, J. Bergmann, Z. Brencic, P. Constantin, H. Geissel, F. Greiner, L. Gröf, C. Hornung, N. Kuzminchuk, G. Kripkó-Koncz, I. Mardor, I. Pohjalainen, C. Scheidenberger, P.G. Thirolf, S. Bagchi k, E. Haettner, E. Kazantseva, D. Kostyleva, A. Oberstedt, S. Pietri, M.P. Reiter, Y.K. Tanaka, M. Wada, D.L. Balabanski, D. Benyamin, M.N. Harakeh, N. Hubbard, N. Kalantar-Nayestanaki, A. Mollaebrahimi, I. Mukha, M. Narang, T. Niwase, Z. Patyk, S. Purushothaman, A. Rotaru, A. Spataru, G. Stanic, M. Vencelj, H. Weick, J. Yu, the Super-FRS Experiment Collaboration
    Nuclear Inst. and Methods in Physics Research, B 547 (2024) 165175.
    DOI: 10.1016/j.nimb.2023.165175

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  7. First direct mass measurement for neutron-rich 112Mo with the new ZD-MRTOF mass spectrograph system

    D. S. Hou, A. Takamine, M. Rosenbusch, W. D. Xian, S. Iimura, S. D. Chen, M. Wada, H. Ishiyama, P. Schury, Z. M. Niu, H. Z. Liang, S. X. Yan, P. Doornenbal, Y. Hirayama, Y. Ito, S. Kimura, T. M. Kojima, W. Korten, J. Lee, J. J. Liu, Z. Liu, S. Michimasa, H. Miyatake, J. Y. Moon, S. Naimi, S. Nishimura, T. Niwase, T. Sonoda, D. Suzuki, Y. X. Watanabe, K. Wimmer, and H. Wollnik
    Phys. Rev. C 108, 054312 (2023)
    DOI: 10.1103/PhysRevC.108.054312

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  9. Helium gas cell with RF wire carpets for KEK Isotope Separation System

    Y. Hirayama, M. Mukai, P. Schury, Y.X. Watanabe, S. Iimura, H. Ishiyama, S.C. Jeong, H. Miyatake, T. Niwase, M. Rosenbusch, A. Takamine, A. Taniguchi, M. Wada
    Nucl. Instrum. Methods Phys. Res. Sect. A 1058, 168838 (2024).
    DOI: 10.1016/j.nima.2023.168838

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  11. Development of digital electronics for the search of SHE nuclei using GARIS-II/III at RIKEN

    P. Brionnet, R.K. Grzywacz, D. Kaji, T.T. King, T. Niwase, K. Morimoto, K.P. Rykaczewski, H. Sakai
    Nucl. Instrum. Methods Phys. Res. Sect. A 1049, 168068 (2023).
    DOI: 10.1016/j.nima.2023.168068

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  13. Paricle identification at VAMOS++ with machine learning techniques

    Y. Cho, Y.H. Kim, S. Choi, J. Park, S. Bae, K.I. Hahn, Y. Son, A. Navin, A. Lemasson, M. Rejmund, D. Ramos, D. Ackermann, A. Utepov, C. Fourgeres, J.C. Thomas, J. Goupil, G. Fremont, G. de France, Y.X. Watanabe, Y. Hirayama, S. Jeong, T. Niwase, H. Miyatake, P. Schury, M. Rosenbusch, K. Chae, C. Kim, S. Kim, G.M. Gu M.J. Kim, P. John, A.N. Andreyev, W. Korten, F. Recchia, G. de Angelis,
    R. Perez Vidal, K. Rezynkina, J. Ha, F. Didierjean, P. Marini, D. Treasa, I. Tsekhanovich, J. Dudouet, S. Bhattacharyya, G. Mukherjee, R. Banik, S. Bhattacharya, M. Mukai
    Nucl. Instrum. Methods Phys. Res. Sect. B 541, 240-242 (2023).
    DOI: 10.1016/j.nimb.2023.05.053

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  15. Offline development for collinear laser spectroscopy at the SLOWRI facility

    M. Tajima, A. Takamine, H. Iimura, M. Wada, S. Kimura, T. Niwase, P. Schury, H.A. Schuessler, J. Lassen, H. Ueno
    Nucl. Instrum. Methods Phys. Res. Sect. B 541, 272-274 (2023).
    DOI: 10.1016/j.nimb.2023.05.031

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  17. Fission isomer studies with the FRS

    Jianwei Zhao, Timo Dickel, Moritz P. Reiter, Peter G. Thirolf, Michiharu Wada, Nazarena Tortorelli, Ziga Brencic and the S530-Collaboration
    Proceedings of Science, 7th Edition Workshop on FAIR next generation scientists, FAIRness2022 (2023).

     

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  19. Decay-correlated mass measurement technique via multi-reflection time-of-flight mass spectrograph with the α/β-TOF detector

    T. Niwase, M. Wada, P. Schury, M. Rosenbusch, D. Kaji, K. Morimoto, S. Kimura, W. Xian
    Nucl. Instrum. Methods Phys. Res. Sect. B 541, 197-199 (2023).
    DOI: 10.1016/j.nimb.2023.05.011
    ---

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  21. Development of a β-TOF detector: An enhancement of the α-TOF detector for use with β-decaying nuclides

    Toshitaka Niwase, Wenduo Xian, Michiharu Wada, Marco Rosenbusch, Sidong Chen, Aiko Takamine, Jiajian Liu, Shun Iimura, Dongsheng Hou, Shuxiong Yan, Hironobu Ishiyama, Hiroari Miyatake, Shunji Nishimura, Daiya Kaji, Kouji Morimoto, Yoshikazu Hirayama, Yutaka X Watanabe, Sota Kimura, Peter Schury, Hermann Wollnik
    Prog. Theor. Exp. Phys. 2023 031H01 (2023).
    DOI: 10.1093/ptep/ptad039

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  23. Discovery of New Isotope 241U and Systematic High-Precision Atomic Mass Measurements of Neutron-Rich Pa-Pu Nuclei Produced via Multinucleon Transfer Reactions

    T. Niwase, Y. X. Watanabe, Y. Hirayama, M. Mukai, P. Schury, A. N. Andreyev, T. Hashimoto, S. Iimura, H. Ishiyama, Y. Ito, S. C. Jeong, D. Kaji, S. Kimura, H. Miyatake, K. Morimoto, J.-Y. Moon, M. Oyaizu, M. Rosenbusch, A. Taniguchi, and M. Wada
    Phys. Rev. Lett. 130, 132502–1–6 (2023).
    DOI: 10.1103/PhysRevLett.130.132502

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  25. Accurate event assignment from the decay-correlated mass measurement of the superheavy nuclide 257Db

    Toshitaka Niwase, Peter Schury, Michiharu Wada and SHE-Mass collaborators
    Journal of Nuclear and Radiochemical Sciences,23, pp. 1– 4 (2023) .

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  27. The new MRTOF mass spectrograph following the ZeroDegree spectrometer at RIKEN's RIBF facility

    M. Rosenbusch, M. Wada, S. Chen, A. Takamine, S. Iimura, D. Hou, W. Xian, S. Yan, P. Schury, Y. Hirayama, Y. Ito, H. Ishiyama, S. Kimura, T. Kojima, J. Lee, J. Liu, S. Michimasa, H. Miyatake, M. Mukai, J. Y. Moon, S. Nishimura, S. Naimi, T. Niwase, T. Sonoda, Y. X. Watanabe, H. Wollnik
    Nuclear Instrum. Methods Phys. Res. A1047, 167824 (2023).
    DOI: 10.1016/j.nima.2022.167824

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  29. Study of the N=32 and N=34 Shell Gap for Ti and V by the First High-Precision Multireflection Time-of-Flight Mass Measurements at BigRIPS-SLOWRI

    S. Iimura, M. Rosenbusch, A. Takamine, Y. Tsunoda, M. Wada, S. Chen, D. S. Hou, W. Xian, H. Ishiyama, S. Yan, P. Schury, H. Crawford, P. Doornenbal, Y. Hirayama, Y. Ito, S. Kimura, T. Koiwai, T. M. Kojima, H. Koura, J. Lee, J. Liu, S. Michimasa, H. Miyatake, J. Y. Moon, S. Naimi, S. Nishimura, T. Niwase, A. Odahara, T. Otsuka, S. Paschalis, M. Petri, N. Shimizu, T. Sonoda, D. Suzuki, Y. X. Watanabe, K. Wimmer, and H. Wollnik
    Phys. Rev. Lett. 130, 012501–1–6 (2023).
    DOI: 10.1103/PhysRevLett.130.012501

 

2022

  1. In-gas-cell laser resonance ionization spectroscopy of 200,201Pt

    Y. Hirayama, M. Mukai, Y. X. Watanabe, P. Schury, H. Nakada, J. Y. Moon, T. Hashimoto, S. Iimura, S. C. Jeong, M. Rosenbusch, M. Oyaizu, T. Niwase, M. Tajima, A. Taniguchi, M. Wada, and H. Miyatake
    Phys. Rev. C 106, 034326–1–11 (2022).
    DOI: 10.1103/PhysRevC.106.034326

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  3. 超重元素同位体の精密質量測定

    和田道治
    Isotope News 2022年10月号 (No.783) (2022)

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  5. Design report of the KISS-II facility for exploring the origin of uranium

    Takamichi Aoki, Yoshikazu Hirayama, Hironobu Ishiyama, SunChan Jeong, Sota Kimura, Yasuhiro Makida, Hiroari Miyatake, Momo Mukai, Shunji Nishimura, Katsuhisa Nishio, Toshitaka Niwase, Tatsuhiko Ogawa, Hiroki Okuno, Marco Rosenbusch, Peter Schury, Yutaka Watanabe, Michiharu Wada
    KEK report 2022-2
    Editors: Yutaka Watanabe and Yoshikazu Hirayama
    arXiv:2209.12649 (2022).
    DOI: 10.48550/arXiv.2209.12649

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  7. Ground-state β-decay spectroscopy of 187Ta

    M. Mukai, Y. Hirayama, Y. X. Watanabe, H. Watanabe, H. Koura, S. C. Jeong, H. Miyatake, M. Brunet, S. Ishizawa, F. G. Kondev, G. J. Lane, Yu. A. Litvinov, T. Niwase, M. Oyaizu, Zs. Podolyák, M. Rosenbusch, P. Schury, M. Wada, and P. M. Walker
    Phys. Rev. C 105, 034331 (2022)
    DOI: 10.1103/PhysRevC.105.034331

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  9. 重元素の起源と短寿命核原子の質量

    和田道治
    パリティ物理科学,この1年2022, 109-113 (2022)

 

2021

  1. α-decay-correlated mass measurement of 206,207g,mRa using an α-TOF detector equipped multireflection time-of-flight mass spectrograph system

    T. Niwase , M. Wada, P. Schury, P. Brionnet, S. D. Chen, T. Hashimoto, H. Haba, Y. Hirayama, D. S. Hou, S. Iimura, H. Ishiyama, S. Ishizawa, Y. Ito, D. Kaji, S. Kimura, J. Liu, H. Miyatake, J. Y. Moon, K. Morimoto, K. Morita, D. Nagae, M. Rosenbusch, A. Takamine, T. Tanaka, Y. X. Watanabe, H. Wollnik, W. Xian, and S. X. Yan
    Phys. Rev. C 104, 044617 (2021)
    DOI: 10.1103/PhysRevC.104.044617

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  3. First high-precision direct determination of the atomic mass of a superheavy nuclide

    P. Schury , T. Niwase, M. Wada, P. Brionnet, S. Chen, T. Hashimoto, H. Haba, Y. Hirayama, D. S. Hou, S. Iimura, H. Ishiyama, S. Ishizawa, Y. Ito, D. Kaji, S. Kimura, H. Koura, J. J. Liu, H. Miyatake, J.-Y. Moon, K. Morimoto, K. Morita, D. Nagae, M. Rosenbusch, A. Takamine, Y. X. Watanabe, H. Wollnik, W. Xian, and S. X. Yan.
    Phys. Rev. C 104, L021304 (2021)
    DOI: 10.1103/PhysRevC.104.L021304

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  5. First direct observation of isomeric decay in neutron-rich odd-odd 186Ta

    Y. X. Watanabe, P. M. Walker, Y. Hirayama, M. Mukai, H. Watanabe, G. J. Lane, M. Ahmed, M. Brunet, T. Hashimoto, S. Ishizawa, S. Kimura, F. G. Kondev, Yu. A. Litvinov, H. Miyatake, J. Y. Moon, T. Niwase, M. Oyaizu, J. H. Park, Zs. Podolyák, M. Rosenbusch, P. Schury, and M. Wada
    Phys. Rev. C 104, 024330 (2021)
    DOI: 10.1103/PhysRevC.104.024330

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  7. β−γ spectroscopy of the 195Os nucleus

    M. Ahmed, Y. X. Watanabe, Y. Hirayama, M. Mukai, J. H. Park, P. Schury, Y. Kakiguchi, A. Ozawa, M. Oyaizu, M. Wada, and H. Miyatake
    Phys. Rev. C 103, 054312 (2021)
    DOI: 10.1103/PhysRevC.103.054312

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  9. Reduction of contaminants originating from primary beam by improving the beam stoppers in GARIS-II

    S. Kimura, D. Kaji, Y. Ito, H. Miyatake, K. Morimoto, P. Schury, M. Wada
    Nucl. Instrum. Method Phys Res. .A 992, 164996 (2021)
    DOI: 10.1016/j.nima.2020.164996

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  11. Three-dimensional tracking multi-segmented proportional gas counter for β-decay spectroscopy of unstable nuclei

    Y.Hirayama, P.Schury, M.Mukai, H.Choi, S.Iimura, Y.X.Watanabe, M.Wada, H.Watanabe, H.Miyatake
    Nucl. Instrum. Method Phys Res. .A, 997, 165152 (2021)
    DOI: 10.1016/j.nima.2021.165152

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  13. KISS project

    H. Miyatake
    AIP Conference Proceedings 2319, 080006 (2021)
    DOI: 10.1063/5.0036990

  14.  

  15. Offline ion source for laser spectroscopy of RI at the SLOWRI

    M. Tajima, A. Takamine, M. Wada, H. Ueno
    Nuclear Inst. and Methods in Physics Research, B, 486, 48-54 (2021)
    DOI: 10.1016/j.nimb.2020.10.013

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  17. Laser Spectroscopy of Neutron-Rich 207,208Hg Isotopes: Illuminating the Kink and Odd-Even Staggering in Charge Radii across the N=126 Shell Closure

    T. Day Goodacre , A. V. Afanasjev, A. E. Barzakh, B. A. Marsh, S. Sels, P. Ring, H. Nakada, A. N. Andreyev, P. Van Duppen, N. A. Althubiti, B. Andel, D. Atanasov, J. Billowes, K. Blaum, T. E. Cocolios, J. G. Cubiss, G. J. Farooq-Smith, D. V. Fedorov, V. N. Fedosseev, K. T. Flanagan, L. P. Gaffney, L. Ghys, M. Huyse, S. Kreim, D. Lunney, K. M. Lynch, V. Manea, Y. Martinez Palenzuela, P. L. Molkanov, M. Rosenbusch, R. E. Rossel, S. Rothe, L. Schweikhard, M. D. Seliverstov, P. Spagnoletti, C. Van Beveren, M. Veinhard, E. Verstraelen, A. Welker, K. Wendt, F. Wienholtz, R. N. Wolf, A. Zadvornaya, K. Zuber
    Phys. Rev. Lett. 126, 032502 (2021)
    DOI: 10.1103/PhysRevLett.126.032502

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  19. Beta decay of the axially asymmetric ground state of 192Re

    H. Watanabe, Y.X. Watanabe, Y. Hirayama, A.N. Andreyev, T. Hashimoto, F.G. Kondev, G.J. Lane, Yu.A. Litvinov, J.J. Liu, H. Miyatake, J.Y. Moon, A.I. Morales, M. Mukai, S. Nishimura, T. Niwase, M. Rosenbusch, P. Schury, Y. Shi, M. Wada, P.M. Walker
    Physics Lett. B, 814, 136088 (2021)
    DOI: 10.1016/j.physletb.2021.136088

 

2020

  1. Nuclear spectroscopy of r-process nuclei using KEK Isotope Separation System

    Y. Hirayama, Y.X. Watanabe, M. Mukai, M. Ahmed, H. Ishiyama, S.C. Jeong, Y. Kakiguchi, S. Kimura, J.Y. Moon, M. Oyaizu, J.H. Park, P. Schury, M. Wada, H. Miyatake
    J. Phys.: Conf. Ser. 1643 012138 (2020)
    DOI: 10.1088/1742-6596/1643/1/012138

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  3. Direct processes for the systems 7Be,8B + 208Pb at Coulomb barrier energies

    M Mazzocco, N Keeley, A Boiano, C Boiano, M La Commara, A Lagni, C Manea, C Parascandolo, D Pierroutsakou, C Signorini, E Strano, D Torresi, H Yamaguchi, D Kahl, L Acosta, Di Meo, J P Fernandez-Garcia, T Glodariu, J Grebosz, A Guglielmetti, Y Hirayama, N Imai, H Ishiyama, N Iwasa, S C Jeong, H M Jia, Y H Kim, S Kimura, S Kubono, G La Rana, C J Lin, P Lotti, G Marquínez-Duran, I Martel, H Miyatake, M Mukai, T Nakao, M Nicoletto, A Pakou, K Rusek, Y Sakaguchi, A M Sánchez-Benítez, T Sava, O Sgouros, V Soukeras, F Soramel, E Stiliaris, L Stroe, T Teranishi, N Toniolo, Y Wakabayashi, Y X Watanabe, L Yang, Y Y Yang and H Q Zhang
    J. Phys.: Conf. Ser. 1643 012096 (2020)
    DOI: 10.1088/1742-6596/1643/1/012096

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  5. Performance of the OEDO beamline

    J W Hwang, S Michimasa, K Yamada, S Ota, M Dozono, N Imai1, K Yoshida, Y Yanagisawa, K Kusaka, M Ohtake, M Matsushita, D S Ahn, O Beliuskina, N Chiga, K Chikaato, N Fukuda, S Hayakawa, E Ideguchi, K Iribe, C Iwamoto, S Kawase, K Kawata, N Kitamura, S Masuoka, H Miyatake, D Nagae, R Nakajima, T Nakamura, K Nakano, S Omika, H Otsu, H Sakurai, P Schrock, H Shimizu, Y Shimizu, T Sumikama, X Sun, D Suzuki, H Suzuki, M Takaki, M Takechi, H Takeda, S Takeuchi, T Teranishi, R Tsunoda, H Wang, Y Watanabe, Y X Watanabe, K Wimmer, K Yako, H Yamaguchi, L Yang, H Yoshida and S Shimoura
    J. Phys.: Conf. Ser. 1643 012035 (2020)
    DOI: 10.1088/1742-6596/1643/1/012035

  6.  

  7. Properties of 187Ta Revealed through Isomeric Decay

    P. M. Walker, Y. Hirayama, G. J. Lane, H. Watanabe, G. D. Dracoulis, M. Ahmed, M. Brunet, T. Hashimoto, S. Ishizawa, F. G. Kondev, Yu. A. Litvinov, H. Miyatake, J. Y. Moon, M. Mukai, T. Niwase, J. H. Park, Zs. Podolyák, M. Rosenbusch, P. Schury, M. Wada, X. Y. Watanabe, W. Y. Liang, and F. R. Xu
    Phys. Rev. Lett. 125, 192505 (2020)
    DOI: 10.1103/PhysRevLett.125.192505

  8.  

  9. Accurately accounting for effects on times-of-flight caused by finite field-transition times during the ejection of ions from a storage trap: A study for single-reference TOF and MRTOF mass spectrometry

    M. Rosenbusch, P. Schury, M. Wada, S. Iimura, Y. Ito, H. Wollnik
    International Journal of Mass Spectrometry, 456, 116346 (2020)
    DOI: 10.1016/j.ijms.2020.116346

  10.  

  11. In-gas-cell laser resonance ionization spectroscopy of 196,197,198Ir

    M. Mukai, Y. Hirayama, Y. X. Watanabe, S. Schiffmann, J. Ekman, M. Godefroid, P. Schury, Y. Kakiguchi, M. Oyaizu, M. Wada, S. C. Jeong, J. Y. Moon, J. H. Park, H. Ishiyama, S. Kimura, H. Ueno, M. Ahmed, A. Ozawa, H. Watanabe, S. Kanaya, H. Miyatake
    Phys. Rev. C 102, 054307 (2020)
    DOI: 10.1103/PhysRevC.102.054307

  12.  

  13. In-gas-cell laser ionization spectroscopy of 194,196Os isotopes by using a multireflection time-of-flight mass spectrograph

    H. Choi , Y. Hirayama, S. Choi , T. Hashimoto, S. C. Jeong, H. Miyatake, J. Y. Moon , M. Mukai, T. Niwase, M. Oyaizu, M. Rosenbusch, P. Schury, A. Taniguchi, Y. X. Watanabe, M. Wada
    Phys. Rev. C 102, 034309 (2020)
    DOI: 10.1103/PhysRevC.102.034309

  14.  

  15. High-precision mass measurements of the isomeric and ground states of 44V: Improving constraints on the isobaric multiplet mass equation parameters of the A=44, 0+ quintet

    D. Puentes, G. Bollen, M. Brodeur, M. Eibach, K. Gulyuz, A. Hamaker, C. Izzo, S. M. Lenzi, M. MacCormick, M. Redshaw, R. Ringle, R. Sandler, S. Schwarz, P. Schury, N. A. Smirnova, J. Surbrook, A. A. Valverde, A. C. C. Villari, I. T. Yandow
    Phys. Rev. C 101, 064309 (2020)
    DOI: 10.1103/PhysRevC.101.064309

  16.  

  17. Model independent peak fitting and uncertainty assignment for high-precision time-of-flight mass spectrometry

    A.V. Chudinov, M. Rosenbusch, V. I. Kozlovskiy, V.V. Raznikov, P. Schury, M. Wada, H. Wollnik
    Analyst, 145, 3401-3406 (2020)
    DOI: 10.1039/D0AN00325E

  18.  

  19. Deexcitation γ-ray transitions from the long-lived Iπ=13/2+ metastable state in 195Os

    Y. X. Watanabe, M. Ahmed, Y. Hirayama, M. Mukai, J. H. Park, P. Schury, Y. Kakiguchi, S. Kimura, A. Ozawa, M. Oyaizu, M. Wada, and H. Miyatake
    Phys. Rev. C 101, 041305(R) (2020)
    DOI: 10.1103/PhysRevC.101.041305

  20.  

  21. Development of an “α-TOF” detector for correlated measurement of atomic masses and decay properties

    T. Niwase, M. Wada, P. Schury, H. Haba, S. Ishizawa, Y. Ito, D. Kaji, S. Kimura, H. Miyatake, K. Morimoto, K. Morita, b, M. Rosenbusch, H. Wollnik, T. Shanley, Y. Benari
    Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 953, 163198 (2020)
    DOI: 10.1016/j.nima.2019.163198

  22.  

  23. Nuclear spectroscopy of r-process nuclei using KEK Isotope Separation System

    Y. Hirayama, Y.X. Watanabe, M. Mukai, P. Schury, M. Ahmed, H. Ishiyama, S.C. Jeong, Y. Kakiguchi, S. Kimura, J.Y. Moon, M. Oyaizu, J.H. Park, M. Wada, H. Miyatake
    Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 463, 425-430 (2020)
    DOI: 10.1016/j.nimb.2019.04.035

  24.  

  25. A new multi-reflection time-of-flight mass spectrograph for the SLOWRI facility

    M. Rosenbusch, M. Wada, P. Schury, Y. Ito, H. Ishiyama, S. Ishizawa, Y. Hirayama, S. Kimura, T.M. Kojima, H. Miyatake, J.Y. Moon, T. Niwase, T. Sonoda, A. Takamine, Y.X. Watanabe, H. Wollnik
    Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms 463, 184-188 (2020)
    DOI: 10.1016/j.nimb.2019.05.058

  26.  

  27. Development of a multi-segmented proportional gas counter for β-decay spectroscopy at KISS

    M. Mukai, Y. Hirayama, P. Schury, Y.X. Watanabe, M. Ahmed, H. Haba, H. Ishiyama, S.C. Jeong , Y. Kakiguchi, S. Kimura, J.Y. Moon, M. Oyaizu, A. Ozawa, J.H. Park, H. Ueno, M. Wada, H. Miyatake
    Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms 463, 421-424 (2020)
    DOI: 10.1016/j.nimb.2019.04.036

  28.  

  29. High-stability, high-voltage power supplies for use with multi-reflection time-of-flight mass spectrographs

    P. Schury, M. Wada, H. Wollnik, J.-Y. Moon, T. Hashimoto, M. Rosenbusch
    Review of Scientific Instruments 91, 014702 (2020)
    DOI: 10.1063/1.5104292

  30.  

  31. New energy-degrading beamline for in-flight RI beams, OEDO

    S. Michimasa, N. Imai, M. Dozono, J.W. Hwang, K. Yamada, S. Ota, K. Yoshida, Y. Yanagisawa, K. Kusaka, M. Ohtake, M. Matsushita, D.S. Ahn, O. Beliuskina, N. Chiga, K. Chikaato, N. Fukuda, S. Hayakawa, E. Ideguchi, S. Shimoura
    Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 463, 143-147 (2020)
    DOI: 10.1016/j.nimb.2019.06.006

 

2019

  1. Fast-switching magnet serving a spallation-driven ultracold neutron source

    S. Ahmed, E. Altiere, T. Andalib, M. J. Barnes, B. Bell, C. P. Bidinosti, Y. Bylinsky, J. Chak, M. Das, C. A. Davis, F. Fischer, B. Franke, M. T. W. Gericke, P. Giampa, M. Hahn, S. Hansen-Romu, K. Hatanaka, T. Hayamizu, B. Jamieson, D. Jones, K. Katsika, S. Kawasaki, T. Kikawa, W. Klassen, A. Konaka, E. Korkmaz, F. Kuchler, L. Kurchaninov, M. Lang, L. Lee, T. Lindner, K. W. Madison, J. Mammei, R. Mammei, J. W. Martin, R. Matsumiya, E. Miller, T. Momose, R. Picker, E. Pierre, W. D. Ramsay, Y.-N. Rao, W. R. Rawnsley, L. Rebenitsch, W. Schreyer, S. Sidhu, S. Vanbergen, W. T. H. van Oers, Y. X. Watanabe, D. Yosifov
    Phys. Rev. Accel. Beams 22, 102401 (2019)
    DOI: 10.1103/PhysRevAccelBeams.22.102401

  2.  

  3. Time-of-flight mass spectrographs of high mass resolving power

    H. Wollnik, M. Wada, P. Schury, M. Rosenbusch, Y. Ito, H. Miyatake
    International Journal of Modern Physics A, 34, 36, 1942001 (2019)
    DOI: 10.1142/S0217751X19420016

  4.  

  5. Direct determination of the energy of the first excited fine-structure level in Ba6+

    N. Kimura, R. Kodama, K. Suzuki, S. Oishi, M. Wada, K. Okada, N. Ohmae, H. Katori, N. Nakamura
    Phys. Rev. A 100, 052508 (2019)
    DOI: 10.1103/PhysRevA.100.052508

  6.  

  7. Efficient two-color two-step laser ionization schemes of λ1 ∼ 250 nm and λ2 = 307.9 nm for heavy refractory elements-Measurements of ionization cross-sections and hyperfine spectra of tantalum and tungsten

    Y. Hirayama, M. Mukai, Y. X. Watanabe, M. Oyaizu, S. C. Jeong, Y. Kakiguchi, P. Schury, M. Wada, and H. Miyatake
    Review of Scientific Instruments 90, 115104 (2019)
    DOI: 10.1063/1.5124444

  8.  

  9. Elastic scattering for the 8B and 7Be+208Pb systems at near-Coulomb barrier energies

    M. Mazzocco, N. Keeley, A. Boiano, C. Boiano, M. La Commara, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, E. Strano, D. Torresi, H. Yamaguchi, D. Kahl, L. Acosta, P. Di Meo, J. P. Fernandez-Garcia, T. Glodariu, J. Grebosz, A. Guglielmetti, Y. Hirayama, N. Imai, H. Ishiyama, N. Iwasa, S. C. Jeong, H. M. Jia, Y. H. Kim, S. Kimura, S. Kubono, G. La Rana, C. J. Lin, P. Lotti, G. Marquínez-Durán, I. Martel, H. Miyatake, M. Mukai, T. Nakao, M. Nicoletto, A. Pakou, K. Rusek, Y. Sakaguchi, A. M. Sánchez-Benítez, T. Sava, O. Sgouros, V. Soukeras, F. Soramel, E. Stiliaris, L. Stroe, T. Teranishi, N. Toniolo, Y. Wakabayashi, Y. X. Watanabe, L. Yang, Y. Y. Yang, H. Q. Zhang
    Phys. Rev. C 100, 024602 (2019)
    DOI: 10.1103/PhysRevC.100.024602

  10.  

  11. A beamline for fundamental neutron physics at TRIUMF

    S. Ahmed, T. Andalib, M.J. Barnes, C.B. Bidinosti, Y. Bylinsky, J. Chak, M. Das, C.A. Davis, B. Franke, M.T.W. Gericke, P. Giampa, M. Hahn ,S. Hansen-Romu, K. Hatanaka, B.Jamieson, D. Jones, K. Katsika, S. Kawasaki, W. Klassen, A. Konaka, E. Korkmaz, F. Kuchler, L. Kurchaninov, M. Lang, L. Lee, T. Lindner, K.W. Madison, J.Mammei, R. Mammei, J.W. Martin, R. Matsumiya, R. Picker, E. Pierre, W.D. Ramsay, Y.-N. Rao, W.R. Rawnsley, L. Rebenitsch, C.A. Remon, W. Schreyer, A. Sikora, S. Sidhu, J. Sonier, B. Thorsteinson, S. Vanbergen, W.T.H. vanOers, Y.X. Watanabe, D. Yosifov
    Nuclear Inst. and Methods in Physics Research, A 927, 1010-108 (2019)
    DOI: 10.1016/j.nima.2019.01.074

  12.  

  13. First ultracold neutrons produced at TRIUMF

    S. Ahmed, E. Altiere, T. Andalib, B. Bell, C. P. Bidinosti, E. Cudmore, M. Das, C. A. Davis, B. Franke, M. Gericke, P. Giampa, P. Gnyp, S. Hansen-Romu, K. Hatanaka, T. Hayamizu, B. Jamieson, D. Jones, S. Kawasaki, T. Kikawa, M. Kitaguchi, W. Klassen, A. Konaka, E. Korkmaz, F. Kuchler, M. Lang, L. Lee, T. Lindner, K. W. Madison, Y. Makida, J. Mammei, R. Mammei, J. W. Martin, R. Matsumiya, E. Miller, K. Mishima, T. Momose, T. Okamura, S. Page, R. Picker, E. Pierre, W. D. Ramsay, L. Rebenitsch, F. Rehm, W. Schreyer, H. M. Shimizu, S. Sidhu, A. Sikora, J. Smith, I. Tanihata, B. Thorsteinson, S. Vanbergen, W. T. H. van Oers, Y. X. Watanabe
    Phys. Rev. C 99, 025503 (2019)
    DOI: 10.1103/PhysRevC.99.025503

  14.  

  15. Precision mass measurements of 44V and 44mV for nucleon-nucleon interaction studies

    J. Surbrook, M. MacCormick, G. Bollen, M. Brodeur, M. Eibach, K. Gulyuz, A. Hamaker, C. Izzo, S. M. Lenzi, D. Puentes, M. Redshaw, R. Ringle, R. Sandler, S. Schwarz, P. Schury, N. Smirnova, C. Sumithrarachchi, A. A. Valverde, A. C. C. Villari, I. T. Yandow
    Hyperfine Interact, 240: 65 (2019)
    DOI: 10.1007/s10751-019-1602-y

  16.  

  17. Direct wavelength measurement of the visible M1 transition in Ba 7+ with a novel calibration method

    N. Kimura, R. Kodama, K. Suzuki, S. Oishi, M. Wada, K. Okada, N. Ohmae, H. Katori, N. Nakamura
    Plasma and Fusion Research, 14(1),1201021 (2019)
    DOI: 10.1585/pfr.14.1201021

 

2018

  1. KEK Isotope Separation System (KISS)

    Y. Watanabe, Y. Hirayama, H. Miyatake
    Nuclear Physics News 28, 2-28 (2018)
    DOI: 10.1080/10619127.2018.1529984

  2.  

  3. KISS/MRTOFの現状

    宮武宇也
    平成30年度「短寿命RIを用いた核分光と核物性研究Ⅴ」, 50-53 (2018)

  4.  

  5. Towards in-jet resonance ionization spectroscopy: An injection-locked Titanium:Sapphire laser system for the PALIS-facility

    M. Reponen, V. Sonnenschein, T. Sonoda, H. Tomita, M. Oohashi, D. Matsui, M. Wada
    Nucl. Inst. Meth. A908, 236–243 (2018)
    DOI: 10.1016/j.nima.2018.08.073

  6.  

  7. Improving wide-band mass measurements in a multi-reflection time-of-flight mass spectrograph by usage of a concomitant measurement scheme

    P. Schury, Y. Ito, M. Rosenbusch, H. Miyatake, M. Wada, H. Wollnik
    International Journal of Mass Spectrometry, 433, 40-46 (2018)
    DOI: 10.1016/j.ijms.2018.08.007

  8.  

  9. 超重元素の質量測定—革新的質量分光器MRTOF-MSによる—

    和田道治
    Radioisotopes 67, 299-308 (2018)
    DOI: 10.3769/radioisotopes.67.299


  10. Reaction Dynamics for the Systems7Be,8B +208Pb at Coulomb Barrier Energies

    M Mazzocco, A Boiano, C Boiano, M La Commara, C Manea, C Parascandolo, D Pierroutsakou, C Signorini, E Strano, D Torresi, H Yamaguchi, D Kahl, L Acosta, P Di Meo, J P Fernandez-Garcia, T Glodariu, J Grebosz, A Guglielmetti, N Imai, Y Hirayama, H Ishiyama, N Iwasa, S C Jeong, H M Jia, N Keeley, Y H Kim, S Kimura, S Kubono, J A Lay, C J Lin, G Marquinez-Duran, I Martel, H Miyatake, M Mukai, T Nakao, M Nicoletto, A Pakou, K Rusek, Y Sakaguchi, A M Sánchez-Benítez, T Sava, O Sgouros, F Soramel, V Soukeras, E Stiliaris, L Stroe, T Teranishi, N Toniolo, Y Wakabayashi, Y X Watanabe, L Yang, Y Y Yang
    J. Phys.: Conf. Ser. 1078 012013 (2018)
    DOI: 10.1088/1742-6596/1078/1/012013


  11. 8B + 208Pb Elastic Scattering at Coulomb Barrier Energies

    M. La Commara, M. Mazzocco, A. Boiano, C. Boiano, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, E. Strano, D. Torresi, H. Yamaguchi, D. Kahl, P. Di Meo, J. Grebosz, N. Imai, Y. Hirayama, H. Ishiyama, N. Iwasa, S.C. Jeong, H.M. Jia, Y.H. Kim, S. Kimura, S. Kubono, C.J. Lin, H. Miyatake, M. Mukai, T. Nakao, M. Nicoletto, Y. Sakaguchi, A.M. S´anchez-Ben´ıtez, F. Soramel, T. Teranishi, Y. Wakabayashi, Y.X. Watanabe, L. Yang, Y.Y. Yang
    J. Phys.: Conf. Ser. 966 012010 (2018)
    DOI: 10.1088/1742-6596/966/1/012010


  12. β- and ϒ-decay spectroscopy of 197,198Os

    Y. Hirayama, Y. X. Watanabe, M. Mukai, M. Ahmed, S. C. Jeong, Y. Kakiguchi, S. Kimura, M. Oyaizu, J. H. Park, P. Schury, M. Wada, H. Watanabe, and H. Miyatake
    Phys. Rev. C 98, 014321 (2018)
    DOI: 10.1103/PhysRevC.98.014321


  13. Atomic masses of intermediate-mass neutron-deficient nuclei with relative uncertainty down to 35-ppb via multireflection time-of-flight mass spectrograph

    S.Kimura, Y.Ito, D.Kaji, P.Schury ,M.Wada, H.Haba, T.Hashimoto, Y.Hirayama, M.MacCormick, H.Miyatake, J.Y.Moon, K.Morimoto, M.Mukai ,I.Murray, A.Ozawa, M.Rosenbusch, H.Schatz, A.Takamine, T.Tanaka, Y.X.Watanabe, H.Wollnik
    International Journal of Mass Spectrometry, 430, 134-142 (2018)
    DOI: 10.1016/j.ijms.2018.05.001

  14.  

  15. 7Be and 8B reaction dynamics at Coulomb barrier energies

    E. Strano, M. Mazzocco, A. Boiano, C. Boiano, M. La Commara, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, D. Torresi, H. Yamaguchi, D. Kahl, L. Acosta, P. Di Meo, J.P. Fernandez-Garcia, T. Glodariu, J. Grebosz, A. Guglielmetti, N. Imai, Y. Hirayama, H. Ishiyama, N. Iwasa, S.C. Jeong, H.M. Jia, N. Keeley, Y.H. Kim, S. Kimura, S. Kubono, J.A. Lay, C.J. Lin, G. Marquinez-Duran, I. Marte, H. Miyatake, M. Mukai, T. Nakao, M. Nicoletto, A. Pakou, K. Rusek, Y. Sakaguchi, A.M. Sanchez-Benitez, T. Sava, O. Sgouros, C. Stefanini, F. Soramel, V. Soukeras, E. Stiliaris, L. Stroe, T. Teranishi, N. Toniolo, Y. Wakabayashi, Y.X. Watanabe, L. Yang, Y.Y. Yang
    J. Phys.: Conf. Ser., 184, 02015 (2018)
    DOI: 10.1016/j.ijms.2018.05.001

  16.  

  17. New mass anchor points for neutron-deficient heavy nuclei from direct mass measurements of radium and actinium isotopes

    M. Rosenbusch, Y. Ito, P. Schury, M. Wada, D. Kaji, K. Morimoto, H. Haba, S. Kimura, H. Koura, M. MacCormick, H. Miyatake, J. Y. Moon, K. Morita, I. Murray, T. Niwase, A. Ozawa, M. Reponen, A. Takamine, T. Tanaka, H. Wollnik
    Phys. Rev. C 97, 064306 (2018)
    DOI: 10.1103/PhysRevC.97.064306

  18.  

  19. Present status of the KISS project

    H. Miyatake, M. Wada, X. Y. Watanabe, Y. Hirayama, P. Schury, M. Ahmed3, H. Ishiyama, S. C. Jeong, Y. Kakiguchi, S. Kimura, J. Y. Moon, M. Mukai, M. Oyaizu, and J. H. Park
    AIP Conf. Proc. 1947, 020018 (2018)
    DOI: 10.1063/1.5030822


  20. First Direct Mass Measurements of Nuclides around Z=100 with a Multireflection Time-of-Flight Mass Spectrograph

    Y. Ito, P. Schury, M. Wada, F. Arai, H. Haba, Y. Hirayama, S. Ishizawa, D. Kaji, S. Kimura, H. Koura, M. MacCormick, H. Miyatake, J. Y. Moon, K. Morimoto, K. Morita, M. Mukai, I. Murray, T. Niwase, K. Okada, A. Ozawa, M. Rosenbusch, A. Takamine, T. Tanaka, Y. X. Watanabe, H. Wollnik, and S. Yamaki
    Phys. Rev. Lett. 120, 152501 (2018)
    DOI: 10.1103/PhysRevLett.120.152501


  21. High-efficiency and low-background multi-segmented proportional gas counter for β-decay spectroscopy

    M. Mukai, Y. Hirayama, Y.X. Watanabe, P. Schury, H.S. Jung, M. Ahmed, H. Haba, H. Ishiyama, S.C. Jeong, Y. Kakiguchi, S. Kimura, J.Y. Moon, M. Oyaizu, A. Ozawa, J.H. Park, H. Ueno, M. Wada, H. Miyatake
    Nucl. Inst. Meth. A884, 1-10 (2018)


  22. Fusion-Barrier Distributions Will Unveil Most Probable Reaction Energies to Synthesize Isotopes of Superheavy Elements Beyond Z = 118

    Hiroari Miyatake
    JPSJ News Comments 15, 01 (2018)
    DOI: 10.1016/j.nima.2017.12.013


  23. The laser and optical system for the RIBF-PALIS experiment

    T.Sonoda ,H.Iimura, M.Reponen, M.Wada, I.Katayama, V.Sonnenschein, T.Takamatsu, H.Tomita, T.M.Kojima
    Nucl. Inst. Meth. A877, 118-123 (2018)
    DOI: 10.1016/j.nima.2017.09.055

2017

  1. Doughnut-shaped gas cell for KEK Isotope Separation System

    Y. Hirayama, Y.X. Watanabe, M. Mukai, M. Oyaizu, M. Ahmed, H. Ishiyama, S.C. Jeong, Y. Kakiguchi, S. Kimura, J.Y. Moon, J.H. Park, P. Schury, M. Wada, H. Miyatake
    Nucl. Inst. Meth. B412, 11-18 (2017)
    DOI: 10.1016/j.nimb.2017.08.037


  2. 8B + 208Pb Elastic Scattering at Coulomb Barrier Energies

    M. Commara, M. Mazzocco, A. Boiano, C. Boiano, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, E. Strano, D. Torresi, H. Yamaguchi, D. Kahl, P.D. Meo, J. Grebosz, N. Imai, Y. Hirayama, H. Ishiyama, N. Iwasa, S.C. Jeong, H.M. Jia, Y.H. Kim, S. Kimura, S. Kubono, C.J. Lin, H. Miyatake, M. Mukai, T. Nakao, M. Nicoletto, Y. Sakaguchi, A.M. Sánchez-Benítez, F. Soramel, T. Teranishi, Y. Wakabayashi, Y.X. Watanabe, L. Yang, Y.Y. Yang
    EPJ Web of Conferences 163, 00032 (2017)
    DOI: 10.1051/epjconf/201716300032


  3. Discovery of 72Rb: A Nuclear Sandbank Beyond the Proton Drip Line

    H. Suzuki, L. Sinclair, P.-A. Söderström, G. Lorusso, P. Davies, L. S. Ferreira, E. Maglione, R. Wadsworth, J. Wu, Z. Y. Xu, S. Nishimura, P. Doornenbal, D. S. Ahn, F. Browne, N. Fukuda, N. Inabe, T. Kubo, D. Lubos, Z. Patel, S. Rice, Y. Shimizu, H. Takeda, H. Baba, A. Estrade, Y. Fang, J. Henderson, T. Isobe, D. Jenkins, S. Kubono, Z. Li, I. Nishizuka, H. Sakurai, P. Schury, T. Sumikama, H. Watanabe, and V. Werner
    Phys. Rev. Lett. 119, 192503 (2017)
    DOI: 10.1103/PhysRevLett.119.192503


  4. Ionization cross section, pressure shift and isotope shift measurements of osmium

    Y. Hirayama, M. Mukai, Y. Watanabe, M. Oyaizu, M. Ahmed, Y. Kakiguchi, S. Kimura, H. Miyatake, P. Schury, M. Wada, S.-C. Jeong, S.-C
    J. of Phys. B50, 21, 215203 (2017)
    DOI: 10.1088/1361-6455/aa8b50


  5. Visible spectra of highly charged holmium ions observed with a compact electron beam ion trap

    T. Nakajima, K. Okada, M. Wada, V.A. Dzuba, M.S. Safronova, U.I. Safronova, N. Ohmae
    Nucl. Inst. Meth. B408, 118-121 (2017)
    DOI: 10.1016/j.nimb.2017.03.135


  6. Observation of doubly-charged ions of francium isotopes extracted from a gas cell

    P.Schury, M.Wada. Y.Ito, D.Kaji, H.Haba, Y.Hirayama, S.Kimura, H.Koura, M.MacCormick, H.Miyatake, J.Y.Moon, K.Morimoto, K.Morita, I.Murray, A.Ozawa, M.Rosenbusch, M.Reponen, A.Takamine, T.Tanaka, Y.X.Watanabe, H.Wollnik
    Nucl. Inst. Meth. B407, 160-165 (2017)
    DOI: 10.1016/j.nimb.2017.06.014


  7. Development of a wavy Stark velocity filter for studying interstellar chemistry

    K. Okada, Y. Takada, N. Kimura, M. Wada, H.A. Schuessler
    Rev. of Sci. Inst. 88, 083106 (2017)
    DOI: 10.1063/1.4997721


  8. In-gas-cell laser spectroscopy of the magnetic dipole moment of the N≈126 isotope 199Pt

    Y. Hirayama, M. Mukai, Y.X. Watanabe, M. Ahmed, S.C. Jeong, H.S. Jung, Y. Kakiguchi, S. Kanaya, S. Kimura, J.Y. Moon, T. Nakatsukasa, M. Oyaizu, J.H. Park, P. Schury, A. Taniguchi, M. Wada, K. Washiyama, H. Watanabe, H. Miyatake
    Phys. Rev. C, 96, 014307 (2017)
    DOI: 10.1103/PhysRevC.96.014307


  9. New measurement of the 8Li(α,n)11B reaction in a lower-energy region below the Coulomb barrier

    S. K. Das, T. Fukuda, Y. Mizoi, H. Ishiyama, H. Miyatake, Y. X. Watanabe, Y. Hirayama, S. C. Jeong, H. Ikezoe, M. Matsuda, K. Nishio, T. Hashimoto
    Phys. Rev. C 95, 055805 (2017)
    DOI: 10.1103/PhysRevC.95.055805


  10. First online multireflection time-of-flight mass measurements of isobar chains produced by fusion-evaporation reactions: Toward identification of superheavy elements via mass spectroscopy

    P. Schury, M. Wada, Y. Ito, D. Kaji, F. Arai, M. MacCormick, I. Murray, H. Haba, S. Jeong, S. Kimura, H. Koura, H. Miyatake, K. Morimoto, K. Morita, A. Ozawa, M. Rosenbusch, M. Reponen, P.-A. Söderström, A. Takamine, T. Tanaka, H. Wollnik
    Phys. Rev. C 95, 011305(R) (2017)
    DOI: 10.1103/PhysRevC.95.011305


  11. A new measurement of electron transverse polarization in polarized nuclear β-decay

    H. Kawamura, T. Akiyama, M. Hata, Y. Hirayama, M. Ikeda, Y. Ikeda, T. Ishii, D. Kameda, S. Mitsuoka, H. Miyatake, D. Nagae, Y. Nakaya, K. Ninomiya, M. Nitta, N. Ogawa, J. Onishi, E. Seitaibashi, S. Tanaka, R. Tanuma, Y. Totsuka, T. Toyoda, Y. X. Watanabe, J. Murata
    Mod. Phys. Lett. A 32, 1750058 (2017)
    DOI: 10.1142/S0217732317500584


  12. Neutron-rich Nuclei Populated in Multi-nucleon Transfer Reactions: the 197Au+130Te System

    F. Galtarossa, L. Corradi, E. Fioretto, D. Montanari, S. Szilner, T. Mijatović, G. Pollarolo, D. Ackermann, D. Bourgin, S. Courtin, A. Goasduff, J. Grebosz, F. Haas, H.M. Jia, D. Jelavić-Malenica, S. Jeong, P.R. John, M. Milin, G. Montagnoli, F. Scarlassara, N. Skukan, N. Soić, A.M. Stefanini, E. Strano, V. Tokić, C.A. U, J.J. Valiente-Dobón, Y. Watanabe
    Acta Physica Polonica B 48(3), pp. 609-614 (2017)
    DOI: 10.5506/APhysPolB.48.609


  13. Study of the population of neutron-rich heavy nuclei in the A∼200 mass region via multinucleon transfer reactions

    E. Fioretto1, L. Corradi1, F. Galtarossa, S. Szilner, D. Montanari, T. Mijatović, G. Pollarolo, H.M. Jia, D. Ackermann, D. Bourgin, G. Colucci, S. Courtin, G. Fruet, A. Goasduff, J. Grebosz, F. Haas, D. Jelavić Malenica, S.C. Jeong, P.R. John, M. Milin, G. Montagnoli, N. Skukan, F. Scarlassara, N. Soić, A.M. Stefanini, E. Strano, V. Tokić, C.A Ur, J.J. Valiente-Dobón, Y.X. Watanabe
    E3S Web of Conferences 163, 00017 (2017)
    DOI: 10.1051/epjconf/201716300017


  14. Discrimination of processes and optical model analysis in the 17O+58Ni collision around the coulomb barrier

    E. Strano, D. Torresi, M. Mazzocco, N. Keeley, A. Boiano, C. Boiano, P. Di Meo, A. Guglielmetti, M. La Commara, P. Molini C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, F. Soramel, D. Filipescu, A. Gheorghe, T. Glodariu, J. Grebosz, S. Jeong, Y.H. Kim, J.A. Lay, H. Miyatake, M. Nicoletto, A. Pakou, K. Rusek, O. Sgouros, V. Soukeras, L. Stroe, N. Toniolo, A. Vitturi, Y. Watanabe, K. Zerva
    Acta Phys.Polon B, 48, 615-618 (2017)
    DOI: 10.5506/APhysPolB.48.615


  15. 不安定核の物理;中性子ハロー・魔法数異常から中性子星まで

    宮武 宇也
    日本物理学会誌72 巻 (2017) 2 号 p. 140-141
    DOI: 10.11316/butsuri.72.2_140_2


2016

  1. Nuclear spectroscopy of r-process nuclei around N = 126 using KISS

    Y. Hirayama, Y. X. Watanabe, H. Miyatake, P. Schury, M. Wada, M. Oyaizu, Y. Kakiguchi, M. Mukai, S. Kimura, M. Ahmed, S. C. Jeong, J. Y. Moon, J. H. Park
    IL NUOVO CIMENTO, 39 C (2016) 359


  2. 17O + 58Ni scattering and reaction dynamics around the Coulomb barrier

    E. Strano, D. Torresi, M. Mazzocco, N. Keeley, A. Boiano, C. Boiano, P. Di Meo, A. Guglielmetti, M. La Commara, P. Molini, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, F. Soramel, D. Filipescu, A. Gheorghe, T. Glodariu, J. Grebosz, S. Jeong, Y. H. Kim, J. A. Lay, H. Miyatake, M. Nicoletto, A. Pakou, K. Rusek, O. Sgouros, V. Soukeras, L. Stroe, N. Toniolo, A. Vitturi, Y. Watanabe, K. Zerva
    Phys. Rev. C 94, 024622 (2016)


  3. Elastic scattering of 17O+208Pb at energies near the Coulomb barrier

    D. Torresi, E. Strano, M. Mazzocco, A. Boiano, C. Boiano, P. Di Meo, M. La Commara, C. Manea, M. Nicoletto, J. Grebosz, A. Guglielmetti, P. Molini, C. Parascandolo, D. Pierroutsakou, C. Signorini, F. Soramel, N. Toniolo, D. Filipescu, A. Gheorghe, T. Glodariu, S. Jeong, Y.H. Kim, J.A. Lay, H. Miyatake, A. Pakou, O. Sgouros, V. Soukeras, L. Stroe, A. Vitturi, Y. Watanabe, K. Zerva
    EPJ Web of Conferences 117, 08027 (2016)


  4. 7Be- and 8B-reaction dynamics at Coulomb barrier energies

    M. Mazzocco, A. Boiano, C. Boiano, M. La Commara, C. Manea, C. Parascandolo, D. Pierroutsakou, C. Signorini, E. Strano, D. Torresi, H. Yamaguchi, D. Kahl, L. Acosta, P. Di Meo, J.P. Fernandez-Garcia, T. Glodariu, J. Grebosz, A. Guglielmetti, N. Imai, Y. Hirayama, H. Ishiyama, N. Iwasa, S.C. Jeong, H.M. Jia, N. Keeley, Y.H. Kim, S. Kimura, S. Kubono, J.A. Lay, C.J Lin, G. Marquinez-Duran, I. Martel, H. Miyatake, M. Mukai, T. Nakao, M. Nicoletto, A. Pakou, K. Rusek, Y. Sakaguchi, A.M. Sánchez-Benítez, T. Sava, O. Sgouros, C, Stefanini, F. Soramel, V. Soukeras, E. Stiliaris, L. Stroe, T. Teranishi, N. Toniolo, Y. Wakabayashi, Y.X. Watanabe, L. Yang, Y.Y. Yang
    EPJ Web of Conferences, 117, 06006 (2016)


  5. Experimental investigation of the repelling force from RF carpets

    A. Hamaker, M. Brodeur, J.M. Kelly, J. Long, C. Nicoloff, S. Ryan, B.E. Schult, P. Schury, M. Wada
    International Journal of Mass Spectrometry, 404, 14-19 (2016)


  6. A gas circulation and purification system for gas-cell-based low-energy RI-beam production

    T. Sonoda, T. Tsubota, M. Wada, I. Katayama, T.M. Kojima, M. Reponen
    Rev. of Sci. Inst. 87, 065104 (2016)


  7. Towards high precision measurements of nuclear g-factors for the Be isotopes

    A. Takamine, M. Wada, K. Okada, Y. Ito, P. Schury, F. Arai, I. Katayama, K. Imamura,
    Y. Ichikawa, H. Ueno, H. Wollnik, H.A. Schuessler
    Nucl. Inst. Meth. B376, 307-310 (2016)


  8.  

  9. On-line experimental results of an argon gas cell-based laser ion source (KEK Isotope Separation System)

    Y. Hirayama, Y.X. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H.S. Jung, H. Miyatake, M. Oyaizu, S. Kimura, M. Mukai, Y.H. Kim, T. Sonoda, M. Wada, M. Huyse, Yu. Kudryavtsev, P. van Duppen
    Nucl. Inst. Meth. B376, 52-56 (2016)


  10. Search for efficient laser resonance ionization schemes of tantalum using a newly developed time-of-flight mass spectrometer in KISS

    M. Mukai, Y. Hirayama, H. Ishiyama, H.S. Jung, H. Miyatake, M. Oyaizu, Y.X. Watanabe, S. Kimura, A. Ozawa, S.C. Jeong, T. Sonoda
    Nucl. Inst. Meth B376, 73-76 (2016)


  11. Development of the detector system for β-decay spectroscopy at the KEK Isotope Sepaator System

    S. Kimura, H. Ishiyama, H. Miyatake, Y. Hirayama, Y.X. Watanabe, H.S. Jung, M. Oyaizu, M. Mukai, S.C. Jeong, A. Ozawa
    Nucl. Inst. Meth. B376, 338-340 (2016)


  12. Beta-decay spectroscopy of r-process nuclei around N=126

    Y. Hirayama, H. Miyatake, Y.X. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H.S. Jung, M. Oyaizu, M. Mukai, S. Kimura, T. Sonoda, M. Wada, Y.H. Kim, M. Huyse, Yu Kudryavtsev, P. van Duppen
    EPJ Web Conf. 109 08001, 1-6 (2016)


  13. Production and Investigation of Superconducting 9-Cell Cavity Made of Large Grain Nb in KEK

    T. Dohmae, H. Inoue, K. Umemori, Y. Watanabe, M. Yamanaka
    IPAC 2016 - Proceedings of the 7th International Particle Accelerator Conference, 2141-2144 (2016)


  14. Status of the low-energy super-heavy element facility at RIKEN

    P. Schury, M. Wada, Y. Ito, F. Arai, D. Kaji, S. Kimura, K. Morimoto, H. Haba, S. Jeong, H. Koura, H. Miyatake, K. Morita, M. Reponen, A. Ozawa, T. Sonoda, A. Takamine, H. Wollnik
    Meth. B376, 425-428 (2016)


  15. Direct measurement of nanoscale lithium diffusion in solid battery materials using radioactive tracer of 8Li

    H. Ishiyama, S.C. Jeong, Y.X. Watanabe, Y. Hirayama, N. Imai, H.S. Jung, H. Miyatake, M. Oyaizu, A. Osa, Y. Otokawa, M. Matsuda, K. Nishio, H. Makii, T.K. Sato, N. Kuwata, J. Kawamura, H. Ueno, Y.H. Kim, S. Kimura, M. Mukai
    Nucl. Inst. Meth. B (2016) in press


2015

  1. Quasiequilibrium characterization of mixed-ion Coulomb crystals

    K. Okada, M. Ichikawa, M. Wada, H.A. Schuessler
    Phys. Rev. Applied 4, 054009 (2015)


  2. Pathway for the production of neutron-rich isotopes around N=126 shell closure

    Y.X. Watanabe, Y.H. Kim, S.C. Jeong, Y. Hirayama, N. Imai, H. Ishiyama, H.S. Jung, H. Miyatake, S. Choi, J.S. Song, E. Clement, G. de France, A. Navin, M. Rejmund, C. Schmitt, G. Polarolo, L. Corradi, E. Fioretto, D. Montanari, M. Niikura, D. Suzuki, H. Nishibata, J. Takatsu
    Phys. Rev. Lett. 115, 172503, 1-5 (2015)


  3. Preface

    M. Wada
    Hyp. Int. 235: 7-11 (2015)


  4.  

  5. Characterization of ion crystals for fundamental science
    K. Okada, M. Ichikawa, M. Wada
    Hyp. Int. 236:87–94 (2015)

  6. In situ lithium diffusion measurement in solid ionic conductors using short-lived radiotracer beam of 8Li

    H. Ishiyama, S.C. Jeong, Y.X. Watanabe, Y. Hirayama, N. Imai, H. Miyatake, M. Oyaizu, A. Osa, Y. Otokawa, M. Matsuda, K. Nishio, H. Makii, T.K. Sato, N. Kuwata, J. Kawamura, A. Nakao, H. Ueno, Y.H. Kim, S. Kimura, M. Mukai
    Nucl. Inst. Meth. B354, 297-300 (2015)


  7. 「イオントラップ」

    和田道治
    III-18, 日本放射化学会 編「放射化学の事典」, 朝倉書房(2015)


  8. 「反跳核分離装置」

    宮武宇也
    III-13, 日本放射化学会 編「放射化学の事典」, 朝倉書房(2015)


  9. Total reaction cross sections for 8Li + 90Zr at near-barrier energies

    A. Pakou, D. Pierroutsakou, M. Mazzocco, L. Acosta, X. Aslanoglou, A. Boiano, C. Boiano6, D. Carbone, M. Cavallaro, J. Grebosz, N. Keeley, M. La Commara, C. Manea, G. Marquinez-Duran, I. MartelC. Parascandolo, K. Rusek, A. M. S´anchez-Ben´ıtez, O. Sgouros, C. Signorini, F. Soramel, V. Soukeras, E. Stiliaris, E. Strano, D. Torresi, A. Trzcinska, Y. X. Watanabe, H. Yamaguchi
    Eur. Phys. J. A, 51: 55 (2015)


  10. Time-stamping system for nuclear physics experiments at RIKEN RIBF

    H. Baba, T.Ichihara, T.Ohnishi, S.Takeuchi, K.Yoshida, Y.Watanabe, S.Ota, S. Shimoura, K.Yoshinaga
    Nucl. Inst. Meth. A777, 75–79 (2015)


  11. Unexpected spin-parity assignments of the excited states in 9Be

    Y. Hirayama, T. Shimoda, H. Miyatake, H. Izumi, A. Hatakeyama, K.P. Jackson, C.D.P. Levy, M. Pearson, M. Yagi, H. Yano
    Phys. Rev. C 91, 024328 (2015)


  12. Laser ion source for multi-nucleon transfer reaction products

    Y. Hirayama, Y.X. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, M. Oyaizu, S. Kimura, M. Mukai, Y.H. Kim, T. Sonoda, M. Wada, M. Huyse, Yu. Kudryavtsev, P. Van Duppen
    Nucl. Inst. Meth. B353, 4-15 (2015)


2014

  1. The MTV experiment: A test of time reversal symmetry using polarized 8Li

    J. Murata, H. Baba, J.A. Behr, Y. Hirayama, T. Iguri, M. Ikeda, T. Kato, H Kawamura, R. Kishi, C.D.P. Levy, Y. Nakaya, K. Ninomiya, N. Ogawa, J. Onishi, R. Openshaw, M. Pearson, E. Seitaibashi, S. Tanaka, R. Tanuma, Y. Totsuka, T. Toyoda
    Hyp.Int. 225, 193-196 (2014)


  2. Nuclear structure explored by β-delayed decay spectroscopy of spin-polarized radioactive nuclei at TRIUMF ISAC-1: Intruder configurations in 29Mg and 30Mg, the nuclei in the region of island of inversion

    T. Shimoda, K. Tajiri, K. Kura, A. Odahara, M. Suga, Y. Hirayama, N. Imai, H.Miyatake, M. Pearson, C. D. P. Levy, K. P. Jackson, R. Legillon, C. Petrache, T. Fukuchi, N. Hamatani, T. Hori, M. Kazato, Y. Kenmoku, T. Masue, H. Nishibata, T. Suzuki, A. Takashima, R. Yokoyama
    Hyp. Int. 225, 183-191 (2014)


  3. Elastic scattering of 17O ions from 58Ni at near-barrier energies

    D. Torresi, E. Strano, M. Mazzocco, A. Boiano, C. Boiano, P. Di Meo, A. Guglielmetti, M. La Commara, C. Manea, M. Nicoletto, C. Parascandolo, L. Parascandolo, D. Pierroutsakou, M. Sandoli, C. Signorini, F. Soramel, N. Toniolo, J. Grebosz, D. Filipescu, A. Gheorghe, T. Glodariu, L. Stroe, H. Miyatake, Y. Watanabe, S. Jeong, Y.H. Kim, A. Pakou, O. Sgouros, V. Soukeras and K. Zerva
    EPJ Web of Conferences 66, 03087 (2014)


  4. In situ lithium diffusion measurement in solid ionic conductors using short-lived radiotracer beam of 8Li

    H. Ishiyama, S.C. Jeong, Y.X. Watanabe, Y. Hirayama, N. Imai, H. Miyatake, M. Oyaizu, I. Katayama, A. Osa, Y. Otokawa, M. Matsuda, K. Nishio, H. Makii, T.K. Sato, N. Kuwata, J. Kawamura, A. Nakao, H. Ueno, Y.H. Kim, S. Kimura, M. Mukai
    Nucl. Inst. Meth. B354, 297-300 (2014)


  5. Ionization cross section measurements for autoionizing states of iridium and rhenium

    Y. Hirayama, M. Mukai, Y.X. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, M. Oyaizu, Y. Matsuo, T. Sonoda, M. Wada
    J. Phys. B: At. Mol. Opt. Phys. 47, 075201 (2014)


  6. Nanoscale diffusion tracing by radioactive 8Li tracer

    H. Ishiyama, S.C. Jeong, Y.X. Watanabe, Y. Hirayama, N. Imai, H. Miyatake, M. Oyaizu, I. Katayama, A. Osa, Y. Otokawa, M. Matsuda, K. Nishio, H. Makii, T.K. Sato, N. Kuwata, J. Kawamura, A. Nakao, H. Ueno, Y.H. Kim, S. Kimura, M. Mukai
    Jpn. J. Appl. Phys 53, 110303 (2014)


  7. Energy resolution and gas gain of an active-target type Gas counter of GEM-MSTPC

    S.K. Das, H. Ishiyama, Y.X. Watanabe, H. Miyatake, Y. Hirayama, S.C. Jeong, K. Yamaguchi
    J. Bangla. Aca. Sci. 37, 139-144 (2014)


  8. In-gas-cell laser ion source for KEK isotope separation system

    M. Mukai, Y. Hirayama, S.C. Jeong, N. Imai, H. Ishiyama, H. Miyatake, M. Oyaizu, Y.X. Watanabe, Y.H. Kim
    Rev. Sci. Inst. 85, 02B906 (2014)


  9. β-decay spectroscopy of r-process nuclei with N = 126 at KISS

    Y. Hirayama, Y.X. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, M. Oyaizu, Y.H. Kim, M. Mukai, S. Kumra
    AIP Conf. Proc. 1594, 380-387 (2014)


  10. Preface: Origin of matter and evolution of Galaxies 2013

    S. C. Jeong, N. Imai, H. Miyatake, T. Kajino
    AIP Conf. Proc. 1594, 1 (2014)


  11. Study of the multi-nucleon transfer reactions of 136Xe + 198Pt for producing exotic heavy nuclei

    Y.H. Kim, Y.X. Watanabe, Y. Hirayama, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, S. Choi, J. Song, E. Clement, G. de France, A. Navin, M. Rejmund, C. Schmitt, G. Pollarolo, L. Corradi, E. Fioretto, D. Montanari, M. Niikura, D. Suzuki, H. Nishibata, J. Takatsu
    EPJ Web of Conferences 66, 03044 (2014)


  12. Study of heavy-ion induced fission for heavy-element synthesis

    K. Nishio1, H. Ikezoe, S. Hofmann, F.P. Heßberger, D. Ackermann, S. Antalic, Y. Aritomo, V.F. Comas, Ch.E. Düllman, A. Gorshkov, R. Graeger, S. Heinz, J.A. Heredia, K. Hirose, J. Khuyagbaatar, B. Kindler, I. Kojouharov, B. Lommel, H. Makii, R. Mann, S. Mitsuoka, Y. Nagame, I. Nishinaka, T. Ohtsuki, A.G. Popeko, S. Saro, M. Schädel, A. Türler, Y. Wakabayashi, Y. Watanabe, A. Yakushev, A.V. Yeremin
    EPJ Web of Conferences 66, 03065 (2014)


  13. Present Status of KEK Isotope Separation System

    Y. Hirayama, S.C. Jeong, Y.X. Watanabe, N. Imai, H. Ishiyama, H. Miyatake, M. Oyaizu, Y.H. Kim, M. Mukai, T. Sonoda, M. Wada, M. Huyse, Yu. Kudryavtsev, P. Van Duppen
    EPJ Web of Conferences 66, 11017 (2014)


  14. Isobaric analog resonances of 31Mg and the border of the island of inversion

    N. Imai, M. Mukai, J. Cederkall, H. Aghai, P. Golubev, H.T. Johansson, D. Kahl , J. Kurcewics, T. Teranishi, Y.X. Watanabe
    Physical Review C 90, 011302 (2014)


  15. Ionization cross section measurements for autoionizing states of iridium and rhenium

    Y. Hirayama, M. Mukai, Y. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, M. Oyaizu, Y. Matsuo, T. Sonoda, M. Wada
    J. Phys. B: At. Mol. Opt. Phys. 47, 075201 (2014)


  16. Spallation UCN Production for nEDM

    Y. Masuda, K. Hatanaka, S.C. Jeong, S. Kawasaki, R..Matsumiya, K. Matsuta, M. Mihara, Y. Watanabe
    Phys. Procedia 51, 89-92 ( 2014 )

2013

  1. Tilted foils polarization at REX-ISOLDE

    H. Törnqvista, C. Sotty, D. Balabanski, A. Dhal, G. Georgiev, M. Hass, A. Heinz, Y. Hirayama, N. Imai, H. Johansson, M. Kowalska, A. Kusoglu, T. Nilsson, A. Stuchbery, F. Wenander, D.T. Yordanov
    Nuclear Instruments and Methods in Physics Research, B, 317, 685-688 (2013)


  2. Development of a gas cell-based laser ion source for RIKEN PALIS

    T. Sonoda, M. Wada, H. Tomita, C. Sakamoto, T. Takatsuka, T. Noto, H. Iimura, Y. Matsuo, T. Kubo, T. Shinozuka, T. Wakui, H. Mita, S. Naimi, T. Furukawa, Y. Itou, P. Schury, H. Miyatake, S. Jeong, H. Ishiyama, Y. Watanabe, Y. Hirayama
    Hyperfine Interactions, 216, 103-107 (2013)


  3. Spin-polarized radioactive isotope beam produced by tilted-foil technique

    Y. Hirayama, M. Mihara, Y.X. Watanabe, S.C. Jeong, H. Miyatake, S. Momota, T. Hashimoto, N. Imai, K. Matsuta, H. Ishiyama, S. Ichikawa, T. Ishii, T. Izumikawa, I. Katayama, H. Kawakami, H. Kawamura, I. Nishinaka, K. Nishio, H. Makii, S. Matsuoka, A. Osa, Y. Otokawa, T.K. Sato, Y. Wakabayashi
    Nucl. Instrum. Meth B, Vol. 317, 693-696 (2013)


  4. A multi-reflection time-of-flight mass spectrograph for short-lived and super-heavy nuclei

    P. Schury, M. Wada, Y. Ito, S. Naimi, T. Sonoda, H. Mita, A. Takamine, K. Okada, H. Wollnik, S. Chon, H. Haba, D. Kaji, H. Koura, H. Miyatake, K. Mirimoto, K. Morita, A. Ozawa
    Nucl. Instrum. Meth B, Vol. 317, 537-543 (2013)


  5. In situ diffusion measurements in solids using short-lived radioactive tracers of 8Li and 20Na

    H. Ishiyama, S.C. Jeong, Y.X. Watanabe, Y. Hirayama, N. Imai, H. Miyatake, M. Oyaizu, I. Katayama, M. Sakata, A. Osa, Y. Otokawa, M. Matsuda, H. Makii, K. Nishio, T.K. Sato, A, Nakao
    Nucl. Instrum. Meth B, Vol. 317, 789-792 (2013)


  6. β-delayed neutron and γ-ray spectroscopy of 17C utilizing spin-polarized 17B,

    H. Ueno, H. Miyatake, Y. Yamamoto, S. Tanimoto, T. Shimoda, N. Aoi, K. Asahi, E. Ideguchi, M. Ishihara, H. Izumi, T. Kishida, T. Kubo, S. Mitsuoka, Y. Mizoi, M. Notani, H. Ogawa, A. Ozawa, M. Sasaki, T. Shirakura, N. Takahashi, and K. Yoneda
    Phys. Rev. C 87, 034316 (2013)


  7. Study of collisions of 136Xe + 198Pt for the KEK isotope separator

    Y.X. Watanabe, Y. Hirayama, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, E. Clement, G. de France, A. Navin, M. Rejmund, C. Schmitt, G. Polarolo, L. Corradi, E. Fioretto, D. Montanari, S.H. Choi, Y.H. Kim, J.S. Song, M. Niikura, D. Suzuki, H. Nishibata, J. Takatsu
    Nuclear Instruments and Methods in Physics Research B 317, 752-755 (2013)


  8. Off-line test of the KISS gas cell

    Y. Hirayama, Y. Watanabe, N. Imai, H. Ishiyama, S.C. Jeong, H. Miyatake, M. Oyaizu, Y.H. Kim, M. Mukai, Y. Matsuo, T. Sonoda, M. Wada, M. Huyse, Yu. Kudryavtsev, P. Van Duppen
    Nuclear Instruments and Methods in Physics Research B 317, 480-483 (2013)


  9. KEK Isotope Separation System for Decay Spectroscopy of R-Process Nuclei

    Y.X. Watanabe, H. Miyatake, S.C. Jeong, H. Ishiyama, N. Imai, Y. Hirayama, M. Oyaizu, K. Niki, M. Okada, M. Wada, T. Sonoda
    NUCLEAR STRUCTURE PROBLEMS Proceeding of the French-Japanese Symposium,World Scientific Publishing
    Co. pp.167-172 (2013)


  10. Toward Online Nanoscale Diffusion Measurements Using Radioactive 8Li Tracer

    H. Ishiyama, S.C. Jeong, Y. Watanabe, Y. Hirayama, N. Imai, H. Miyatake, M. Oyaizu, I. Katayama, M. Sataka, A. Osa, Y. Otokawa, M. Matsuda, H. Makii
    Japanese Journal of Applied Physics 52, 010205 (2013)


  11. Development of a resonant laser ionization gas cell for high-energy, short-lived nuclei

    T. Sonoda, M.Wada, H. Tomita, C. Sakamoto, T. Takatsuka, T. Noto, Y. Matsuo, H. Iimura, T. Shinozuka, T.Wakui, T. Kubo, P. Schury, Y. Ito, S. Naimi, S. Nakamura, H. Mita, T. Furukawa, H. Miyatake, S. Jeong, H. Ishiyama, N. Imai, Y.Watanabe, Y. Hirayama,
    Nuclear Instruments and Methods in Physics Research B 295, 1–10 (2013)


2012

  1. Energy resolution and gas gain study of GEM-MSTPC for measurement of 44Ti(α,p)47V reaction.

    S.K. Das, H. Ishiyama, Y.X. Watanabe, H. Miyatake, Y. Hirayama, S.C. Jeong and K.Yamaguchi,
    Bangladesh Journal of Physics, Vol. 12, page: 1-7 (2012)


  2. Tilted-foil technique for producing spin-polarized radioisotope beams

    Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, N.Imai, K.Matsuta, H.Miyatake, T.Hashimoto, H.Ishiyama, S.Ichikawa, T.Ishii, T Izumikawa, I.Katayama, H.Kawakami, H. Kawamura, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, S.Momota, A.Osa, Y.Otokawa, T.K.Sato,Y. Wakabayashi
    Eur. Phys. J. 48, 54 (2012)


  3. Low-background prebunching system for heavy-ion beams at the Tokai radioactive ion accelerator complex

    M. Okada, K. Niki, Y. Hirayama, N. Imai, H. Ishiyama, S. C. Jeong, I. Katayama, H. Miyatake*, M. Oyaizu, Y. X. Watanabe, S. Arai, H.Makii and Y. Wakabayashi,
    Phys. Rev. ST Accel. Beams 15, 030101 (2012)


  4. Isobaric analog resonances of the N = 21 nucleus 35Si

    N.Imai, Y.Hirayama, Y.X.Watanabe, T.Teranishi, T.Hashimoto, S.Hayakawa, Y.Ichikawa, H. Ishiyama, S.C.Jeong, D.Kahl, S.Kubono, H .Miyatake, H.Ueno, H.Yamaguchi, K.Yoneda, A.Yoshimi
    Phys. Rev. C 85, 034313 (2012)


  5. Structure of 28Mg studied by \beta-decay spectroscopy of spin-polarized 28Na: The first step of systematic studies on neutron-rich Mg isotopes

    K. Kura, K. Tajiri, T. Shimoda, A. Odahara, T. Hori, M. Kazato, T. Masue, M. Suga, A. Takashima, T. Suzuki, T. Fukuchi, Y. Hirayama, N. Imai, H. Miyatake, M. Pearson, C. D. P. Levy, and K. P. Jackson
    Phys. Rev. C 85, 034310 (2012)


  6. Wall-loss distribution of charge breeding ions in an electron cyclotron resonance ion source

    S. C. Jeong, M. Oyaizu, N. Imai, Y. Hirayama, H. Ishiyama, H. Miyatake, K. Niki, M. Okada, Y. X. Watanabe, Y. Otokawa, A. Osa, and S. Ichikawa
    Rev. Sci. Instrum. 83, 02A910 (2012)


  7. GEM-MSTPC: An active-target type detector in low-pressure He/CO2 mixed gas

    H. Ishiyama, K. Yamaguchi, Y. Mizoi, Y.X. Watanabe, S.K. Das, T. Hashimoto, H. Miyatake, Y. Hirayama, N. Imai, M. Oyaizu, S.C. Jeong, T. Fukuda, S. Mitsuoka, H. Makii, and T.K. Sato
    JINST 7, C03036 (2012)


2011

  1. Spin-polarization of radioactive 123Ing.s. by the tilted-foil method

    Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, N.Imai, K.Matsuta, H.Miyatake, T.Hashimoto, H.Ishiyama, S.Ichikawa, T.Ishii, T Izumikawa, I.Katayama, H.Kawakami, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, S.Momota, A.Osa, Y.Otokawa, T.K.Sato,Y.Wakabayashi
    Eur.Phys.J. A 47, 138 (2011)


  2. Resonance states in 27P using Coulomb dissociation and their effect on the stellar reaction 26Si(p, γ) 27P

    Y.Togano, T.Gomi, T.Motobayashi, Y.Ando, N.Aoi, H.Baba, K.Demichi, Z.Elekes, N.Fukuda, Zs.Fulop, U.Futakami, H.Hasegawa, Y.Higurashi, K.Ieki, N.Imai, M.Ishihara, K.Ishikawa, N.Iwasa, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, S.Kubono, M.Kunibu, K.Kurita, Y.U.Matsuyama, S.Michimasa, T.Minemura, M.Miura, H.Murakami, T.Nakamura, M.Notani, S.Ota, A.Saito, H.Sakurai, M.Serata, S.Shimoura, T.Sugimoto, E.Takeshita, S.Takeuchi, K.Ue, K.Yamada, Y.Yanagisawa, K.Yoneda, A.Yoshida
    Phys.Rev. C 84, 035808 (2011)


  3. Wall-loss distribution of charge breeding ions in an electron cyclotron resonance ion source

    S. C. Jeong, M. Oyaizu, N. Imai, Y. Hirayama, H. Ishiyama, H. Miyatake, K. Niki, M. Okada, Y. X. Watanabe, Y. Otokawa, A. Osa, and S. Ichikawa
    Rev. Sci. Instrum. 82, 033508 (2011)


  4. Diffusion Experiment in Lithium Ionic Conductors with the Radiotracer of 8Li

    S.C. Jeong
    Radioisotopes - Applications in Physical Sciences (ISBN 978-953-307-510-5)
    (Edited by Nirmal Singh, InTech, October 2011)


  5. Adhesion improvement of HIVIPP 12C targets on Au backings

    I. Sugai, Y. Takeda, H. Kawakami, N. Ohta, H. Makii, and H. Miyatake
    Nucl. Instrum. Meth. A 655, 24 (2011)


  6. Gas-gain study of standard CERN GEM and 400-μm-thick Thick GEM in low-pressure He/CO2 mixed gas

    S.K. Das, Y. Mizoi, T. Fukuda, K. Yamaguchi, H. Ishiyama, M.H. Tanaka, Y.X. Watanabe, and H. Miyatake
    Nucl. Instrum. Meth. A 625, 39 (2011)


2010

  1. Development of the GEM-MSTPC for measurements of low-energy nuclear reactions

    K.Yamaguchi, H.Ishiyama, M.H.Tanaka, Y.X. Watanabe, H. Miyatake, Y. Hirayama, N. Imai, H. Makii, Y. Fuchi, S.C. Jeong, T. Nomura, Y. Mizoi, S.K. Das, T. Fukuda, T. Hashimoto, I. Arai,
    NUCL. INST. & METH. A 623 135-137 (2010)


  2. Superdeformation in asymmetric N > Z nucleus 40Ar

    E.Ideguchi, S.Ota, T.Morikawa, M.Oshima, M.Koizumi, Y.Toh, A.Kimura, H.Harada, K.Furutaka, S.Nakamura, F.Kitatani, Y.Hatsukawa, T.Shizuma, M.Sugawara, H.Miyatake, Y.X.Watanabe, Y.Hirayama, M.Oi
    Phys.Lett. B 686, 18 (2010)


  3. Proton resonance elastic scattering in inverse kinematics on the medium heavy nucleus 68Zn

    N.Imai, Y.Hirayama, H.Ishiyama, S.C.Jeong, H.Miyatake, Y.X.Watanabe, H.Makii, S.Mitsuoka, D.Nagae, I.Nishinaka, K.Nishio, K.Yamaguch
    Eur.Phys.J. A 46, 157 (2010)


  4. Development of radioactive ion beam production systems for Tokai Radioactive Ion Acceleration Complex-High temperature ion source for short-lived isotopes

    Y. Otokawa, A. Osa, T.K. Sato, M. Matsuda, S. Ichikawa, and S.C. Jeong
    Rev. Sci. Instrum. 81, 02A902 (2010)


2009

  1. A new measurement of the astrophysical 8Li(d, t)7Li reaction

    T.Hashimoto, H.Ishiyama, Y.X.Watanabe, Y.Hirayama, N.Imai, H.Miyatake, S.C.Jeong, M.-H.Tanaka, N.Yoshikawa, T.Nomura, S.Mitsuoka, K.Nishio, T.K.Sato, A.Osa, S.Ichikawa, M.Matsuda, H.Ikezoe, S.K.Das, Y.Mizoi, T.Fukuda, A.Sato, T.Shimoda, K.Otsuki, T.Kajino
    Phys.Lett. B 674, 276 (2009)


  2. Development of Large Deformation in 62Cr

    N.Aoi, E.Takeshita, H.Suzuki, S.Takeuchi, S.Ota, H.Baba, S.Bishop, T.Fukui, Y.Hashimoto, H.J.Ong, E.Ideguchi, K.Ieki, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, K.Kurita, K.Kusaka, T.Minemura, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Nakao, M.Niikura, T.Okumura, T.K.Ohnishi, H.Sakurai, S.Shimoura, R.Sugo, D.Suzuki, M.K.Suzuki, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada
    Phys.Rev.Lett. 102, 012502 (2009)


  3. First lifetime measurement of 2+1 state in 12Be

    N.Imai, N.Aoi, H.J.Ong, H.Sakurai, K.Demichi, H.Kawasaki, H.Baba, Zs.Dombradi, Z.Elekes, N.Fukuda, Zs.Fulop, A.Gelberg, T.Gomi, H.Hasegawa, K.Ishikawa, M.Ishihara, H.Iwasaki, E.Kaneko, S.Kanno, T.Kishida, Y.Kondo, T.Kubo, K.Kurita, S.Michimasa, T.Minemura, M.Miura, T.Motobayashi, T.Nakamura, M.Notani, T.K.Ohnishi, A.Saito, S.Shimoura, T.Sugimoto, M.K.Suzuki, E.Takeshita, S.Takeuchi, M.Tamaki, H.Watanabe, K.Yoneda
    Phys.Lett. B 673, 179 (2009)


  4. Neutron capture cross section of 14C of astrophysical interest studied by Coulomb breakup of 15C

    T.Nakamura, N.Fukuda, N.Aoi, N.Imai, M.Ishihara, H.Iwasaki, T.Kobayashi, T.Kubo, A.Mengoni, T.Motobayashi, M.Notani, H.Otsu, H.Sakurai, S.Shimoura, T.Teranishi, Y.X.Watanabe, K.Yoneda
    Phys.Rev. C 79, 035805 (2009)


  5. Low-lying states in 32Mg studied by proton inelastic scattering

    S.Takeuchi, N.Aoi, T.Motobayashi, S.Ota, E.Takeshita, H.Suzuki, H.Baba, T.Fukui, Y.Hashimoto, K.Ieki, N.Imai, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, K.Kurita, T.Minemura, T.Nakabayashi, T.Nakamura, T.Okumura, T.K.Onishi, H.Sakurai, S.Shimoura, R.Sugou, D.Suzuki, M.K.Suzuki, M.Takashina, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada
    Phys.Rev. C 79, 054319 (2009)


  6. Abnormal Li diffusion in β-LiGa by the formation of defect complex

    S.C. Jeong, I. Katayama, H. Kawakami, Y. Watanabe, H. Ishiyama, N. Imai, Y. Hirayama, H. Miyatake, M. Sataka, H. Sugai, S. Okayasu, S. Ichikawa, K. Nishio, S. Mitsuoka, T. Nakanoya, T. Hashimoto, T. Hashimoto, and M. Yahagi
    Solid State Ionics 180, 626 (2009)


2008

  1. Coexistence of α + α + n + n and α + t + t cluster structures in 10Be

    N.Itagaki, M.Ito, M.Milin, T.Hashimoto, H.Ishiyama, H.Miyatake
    Phys.Rev. C 77, 067301 (2008)


  2. Lifetime measurements of first excited states in 16, 18C

    H.J.Ong, N.Imai, D.Suzuki, H.Iwasaki, H.Sakurai, T.K.Onishi, M.K.Suzuki, S.Ota, S.Takeuchi, T.Nakao, Y.Togano, Y.Kondo, N.Aoi, H.Baba, S.Bishop, Y.Ichikawa, M.Ishihara, T.Kubo, K.Kurita, T.Motobayashi, T.Nakamura, T.Okumura, Y.Yanagisawa
    Phys.Rev. C 78, 014308 (2008)


  3. On-Line Diffusion Tracing in Li Ionic Conductors by the Short-Lived Radioactive Beam of 8Li

    S.C. Jeong, I. Katayama, H.Kawakami, Y.X. Watanabe, H. Ishiyama, N. Imai, Y. Hirayama, H. Miyatake, M. Sataka, H. Sugai, S. Okayasu, S.I. Ichikawa, K. Nishio, S. Mitsuoka, T. Nakanoya, T. Hashimoto, M. Yahagi, T. Hashimoto,
    JAPANESE JOURNAL OF APPLIED PHYSICS 47, 6413 (2008)


  4. Ion source development for the on-line isotope separator at JAEA 

    A. Osa, S. Ichikawa, M. Matsuda, T.K. Sato, S.C. Jeong
    Nucl.Instrum.Methods Phys.Res. B266, 4411 (2008)


  5. First results of target preparation by the HIVIPP method in pressures higher than one bar

    I. Sugai, Y. Takeda, M. Oyaizu, H. Kawakami, K. Sasa, S. Ishii, K. Shima
    Nucl. Instrum. and Meth. A590, 83 (2008)


  6. Measurement of carbon sputtering yield by N+ ion beam and lifetime dependence of resulting foils on thickness

    I. Sugai, Y. Takeda, M. Oyaizu, H. Kawakami, K. Sasa, S. Ishii, K. Shima
    Nucl. Instrum. and Meth. A590, 37 (2008)


  7. Lifetime improvement of slackened thin cluster carbon stripper foils by suppression of carbon buildup

    I. Sugai, Y. Takeda, M. Oyaizu, H. Kawakami, K. Sasa, S. Ishii, K. Shima
    Nucl. Instrum. and Meth. A590, 32 (2008)


  8. KEKCB electron cyclotron resonance charge breeder at TRIAC

    N. Imai, S.C. Jeong, M. Oyaizu, S. Arai, Y. Fuchi, Y. Hirayama, H. Ishiyama, H. Miyatake, M.H. Tanaka, M. Okada, Y.X.Watanabe, S. Ichikawa, H. Kabumoto, A. Osa, Y. Otokawa, T.K. Sato
    Rev. of Sci. Inst. 79, 02A906 (2008)


  9. KEKCB-18 GHz ECR charge breeder at TRIAC

    S.C. Jeong, N. Imai, M. Oyaizu, S. Arai, Y. Fuchi, Y. Hirayama, H. Ishiyama, H. Miyatake, M. Okada, M.H. Tanaka, Y.X. Watanabe, S. Ichikawa, A. Osa, T.K. Sato, H. Kabumoto
    Nucl.Instrum.Methods Phys.Res. B266, 4411 (2008)


  10. Lifetime measurements of excited states in 17C: Possible interplay between collectivity and halo effects

    D.Suzuki, H.Iwasaki, H.J.Ong, N.Imai, H.Sakurai, T.Nakao, N.Aoi, H.Baba, S.Bishop, Y.Ichikawa, M.Ishihara, Y.Kondo, T.Kubo, K.Kurita, T.Motobayashi, T.Nakamura, T.Okumura, T.K.Onishi, S.Ota, M.K.Suzuki, S.Takeuchi, Y.Togano, Y.Yanagisawa
    Phys.Lett. B 666, 222 (2008)


2007

  1. Barrier Distributions Derived from Quasielastic Backscattering of 48Ti, 54Cr, 56Fe, 64Ni, and 70Zn Projectiles on a 208Pb Target

    S.Mitsuoka, H.Ikezoe, K.Nishio, K.Tsuruta, S.C.Jeong, Y.Watanabe
    Phys.Rev.Lett. 99, 182701 (2007)


  2. Tokai Radioactive Ion Accelerator Complex (TRIAC)

    Y.X. Watanabe, S. Arai, Y. Arakaki, Y. Fuchi,Y. Hirayama, N. Imai, H. Ishiyama, S.C. Jeong, H. Kawakami, H. Miyatake, K. Niki, T. Nomura, M. Okada, M. Oyaizu, M.H. Tanaka, M. Tomizawa, N. Yoshikawa, S. Abe, S. Hanashima, T. Hashimoto, S. Ichikawa,H. Ikezoe, T. Ishii, N. Ishizaki, H. Kabumoto, I. Katayama,M. Koizumi, M. Matsuda, S. Mitsuoka, T. Nakanoya, K. Nishio,I. Ohuchi, A. Osa, T.K. Sato, S. Takeuchi, H. Tayama, Y. Tsukihashi,
    EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS 150, 259 (2007)


  3. Observation of transient lattice vacancies produced during high-energy ion irradiation of Ni foils

    Hidetsugu Tsuchida, Takeo Iwai, Misa Awano, Mutsumi Kishida, Ichiro Katayama, Sun-Chang Jeong, Hidemi Ogawa, Naoki Sakamoto, Masao Komatsu and Akio Itoh
    J. Physics: Condensed matter 19, 136205 (2007)


  4. Ramsey resonance for a pulsed beam

    Yasuhiro Masudaa, Vadim Skoyb, Takashi Inoa, Sun-Chang Jeonga and Yutaka Watanabea
    Physics Letters A 364, 87 (2006)


  5. Observation of pulsed neutron Ramsey resonance

    Yasuhiro Masudaa, Vadim Skoyb, Takashi Inoa, Sun-Chang Jeonga and Yutaka Watanabe
    Physica B 397, 147 (2007)


2006

  1. Scattering of 11Be halo nucleus from 209Bi at the Coulomb barrier

    M.Mazzocco, C.Signorini, M.Romoli, A.De Francesco, M.Di Pietro, E.Vardaci, K.Yoshida, A.Yoshida, R.Bonetti, A.De Rosa, T.Glodariu, A.Guglielmetti, G.Inglima, M.La Commara, B.Martin, D.Pierroutsakou, M.Sandoli, F.Soramel, L.Stroe, R.Kanungo, N.Khai, T.Motobayashi, T.Nomura, T.Ishikawa, H.Ishiyama, S.Jeong, H.Miyatake, M.H.Tanaka, I.Sugai, Y.Watanabe
    Eur.Phys.J. A 28, 295 (2006)


  2. A new measurement of the astrophysical 8Li(α,n)11B reaction

    H.Ishiyama, T.Hashimoto, T.Ishikawa, Y.X.Watanabe, S.K.Das, H.Miyatake, Y.Mizoi, T.Fukuda, M.-H.Tanaka, Y.Fuchi, N.Yoshikawa, Y.Hirayama, S.C.Jeong, T.Nomura, I.Katayama, S.Mitsuoka, K.Nishio, M.Matsuda, P.K.Saha, S.Ichikawa, H.Ikezoe, T.Furukawa, H.Izumi, T.Shimoda, K.Nakai
    Phys.Lett. B 640, 82 (2006)


  3. Gated multiple-sampling and tracking proportional chamber, new detector system for nuclear astrophysical study with radioactive nuclear beams

    T. Hashimoto, H. Ishiyama, T. Ishikawa, T. Kawakami, N. Nakai, Y.X. Watanabe, H. Miyatake, M.H. Tanaka, Y. Fuchi, N. Yoshikawa, S.C. Jeong, I. Katayama, T. Nomura, T. Furukawa, S. Mitsuoka, K. Nishio, M. Matsuda, H. Ikezoe, T. Fukuda, S.K. Das, P.K. Saha, Y. Mizoi, T. Komatsubara, M. Yamaguchi, Y. Tagishi
    Nucl. Instrum. Meth. A556, 339 (2006)


  4. Measurements of evaporation residue cross sections for the fusion reactions 86Kr + 134Ba and 86Kr + 138Ba

    K.Satou, H.Ikezoe, S.Mitsuoka, K.Nishio, C.J.Lin, S.C.Jeong
    Phys.Rev. C 73, 034609 (2006)


  5. Production of a low-energy radioactive nuclear beam with high purity using JAERI-RMS

    H.Ishiyama, T.Ishikawa, T.Hashimoto, Y.X.Watanabe, Y.Hirayama, N.Imai, H.Miyatake, M.H.Tanaka, Y.Fuchi, N.Yoshikawa, S.C.Jeong, H.Kawakami, I.Katayama, T.Nomura, S.Mitsuoka, K.Nishio, M.Matsuda, P.K.Saha, H.Ikezoe, S.K.Das, Y.Mizoi, T.Fukuda
    Nucl.Instrum.Methods Phys.Res. A560, 366 (2006)


2005

  1. Study of 11Be structure through β-delayed decays from polarized 11Li

    Y.Hirayama, T.Shimoda, H.Izumi, A.Hatakeyama, K.P.Jackson, C.D.P.Levy, H.Miyatake, M.Yagi, H.Yano
    Phys.Lett. B 611, 239 (2005)


  2. Measurement of Diffusion Coefficients in solids by the short-lived radioactive beam of 8Li.

    S.C. Jeong , I. Katayama, H. Kawakami, Y. Watanabe, H. Ishiyama, H. Miyatake, M. Sataka, S. Okayasu, H. Sugai, S. Ichikawa, K. Nishio, T. Nakanoya, N. Ishikawa, Y. Chimi, T. Hashimoto, M. Yahagi, K. Takada, B.C. Kim, M. Watanabe, A. Iwase, T. Hashimoto and T. Ishikawa
    Nucl.Inst. and Method B 230, 596 (2005)


  3. Measurement of Self-Diffusion Coefficients in Li Ionic conductirs by Using solids by the short-lived radioactive beam of 8Li.

    S.C. Jeong , I. Katayama, H. Kawakami, Y. Watanabe, H. Ishiyama, H. Miyatake, M. Sataka, S. Okayasu, H. Sugai, S. Ichikawa, K. Nishio, T. Nakanoya, N. Ishikawa, Y. Chimi, T. Hashimoto, M. Yahagi, K. Takada, B.C. Kim, M. Watanabe, A. Iwase, T. Hashimoto and T. Ishikawa
    J. Phase Equibria and Diffusion 26, 472 (2005)


講演

2016

 

2015

  1. On-line experimental results of argon gas cell based laser ion source (KEK Isotope Separation System)
    Y. Hirayama et al.
    EMIS2015, Grand Rapids, May 11 - 15, 2015

  2. Direct measumrent of nanoscale lithium diffusion in solid battery materials using radioactive tracer of 8Li
    H. Ishiyama et al.
    EMIS2015, Grand Rapids, May 11 - 15, 2015

  3. Measurements of multinucleon transfer reactions of 136Xe + 198Pt for production of exotic nuclei
    Y.X. Watanabe et al.
    EMIS2015, Grand Rapids, May 11 - 15, 2015

  4. 放射性トレーサー8Lい法によるリチウム電池固体材料内のリチウム拡散直接測定
    石山 博恒
    SATテクノロジー・ショーケース下015(SAT2015)、つくば、2015年1月21日

 

2014

  1. KISS to explore neutron-rich nuclei around the last r-process bottleneck
    Y. Hirayama et al.
    Recent progress on r-process and nucleosynthesis, RIKEN, Nov. 25, 2014

  2. Nanoscale lithium diffusion measurements using low-energy radioactive beam of 8Li
    H. Ishiyama et al.
    2nd Conference on Advance in Radioactive isotope Science (ARIS2014)99, Tokyo Univ., June 2-6, 2014

  3. In situ lithium diffusion measurements in solid ionic conductors using short-lived radiotracer beam of 8Li
    H. Ishiyama et al.
    The International Conference on Atomic Collisions in Solids (ICACS 26), Debrechen, Hungary, July 13-18, 2014

  4. 放射性トレーサー8Liによるリチウム電池個体材料中の拡散係数測定法開拓
    石山 博恒、他
    第17回超イオン導電体物性研究会、日大、2014年7月18日-19日

  5. 放射性トレーサー8Liによるリチウム拡散係数測定の現状
    石山 博恒、他
    平成26年度KUR専門研究会「短寿命RIを用いた核分光と核物性研究」、京大原子炉、2014年12月17日18日

  6. Present status of KEK isotope separation system (KISS)
    Y.X. Watanabe et al.
    RIKEN RIBF nuclear physics seminar, Wako, Feb. 17, 2015

  7. Experimental study of nuclear production by multinucleon transfer reaction
    Y.X. Watanabe
    第11回RIBF 検討会「重イオン反応と多核子移行」, つくば, 2015年3月2日

学位論文

2024

H. Dongsheng, "Development of the RF Gas Cell and Accurate Mass Measurement of A ~ 112 Neutron-Rich Nuclides", PhD Thesis, Institute for Modern Physics, Chinese Academy of Scienc, Lanzhou University, 2024

 

2023

X. Wenduo, "Precision mass measurement of neutron-rich nuclei around A = 90 (Z = 32 − 34) and towards 78Ni via multi-reflection time-of-flight mass spectrograph at ZeroDegree spectromete ", PhD Thesis, The University of Hog Kong, Oct. 2023.

 

2022

S. Yan, "Key Technology Development of an Atmospheric Pressure Interface Multi-refection Time-of-fight Mass Spectromete", PhD Thesis, Jinan University, Jun. 2022.

 

2021

S. Iimura, "Development of RF carpet type He gas cell and high-precision mass measurement of neutron-rich nuclei at around A = 50 - 60 with MRTOF", PhD Thesis, Osaka University, Mar. 2022

 

2020

S. Ishizawa, "Study on improvement of the detection efficiency of a TOF detect or for superheavy element search", PhD Thesis, Yamagata University, Mar. 2021

 

T. Niwase, "First direct mass measurement of superheavy nuclide via MRTOF mass spectrograph equipped with an α-TOF detector", PhD Thesis, Kyushu University, Feb. 2021

 

S. Choi, "In-gas-cell laser ionization spectroscopy of 194,196Os isotopes", PhD Thesis, Seoul National University, Jun. 2021

 

2018

Md. Murad Ahmed, “β-γ spectroscopy of neutron-rich nucleus 195Os”, PhD Thesis, University of Tsukuba, Mar. 2019

 

2017

M. Mukai, “In-gas-cell laser resonance ionization spectroscopy of 196-198Ir”, PhD Thesis, University of Tsukuba, Feb. 2018
S. Kimura, “Precision mass measurements of neutron-deficient nuclei in A ~ 60 – 80 region via multireflection time-of-flight mass spectrograph”, PhD Thesis, University of Tsukuba, Nov. 2017

 

2015

Y.H. Kim, “The Study of Multi-nucleon Transfer Reaction of 136Xe + 198Pt Above the Coulomb barrier”, PhD Thesis, Seoul National University, August 2015

2013

向井もも、「KISS実験のための高融点元素の高効率レーザー共鳴イオン化経路の探索」、修士論文、筑波大学大学院、2014年2月