RIBF Research Division

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RIKEN Facility Office at RAL

Directly under the Nishina Center

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Mathematical Physics Laboratory

Superheavy Element Production Team

Laboratory Head

Kosuke MORITAD.Sci.

1984年九州大学理学研究課物理学専攻博士後期課程満期退学
1984年理化学研究所サイクロトロン研究室研究員補
1991年理化学研究所サイクロトロン研究室研究員
1993年博士（理学）九州大学
1993年理化学研究所サイクロトロン研究室先任研究員
2006年仁科センター森田超重元素研究室准主任研究員（現職）
新潟大、東京理科大、九大　客員教授（現職）

GARIS User Guide

Staff

Research Areas

Superheavy Element Production Team investigates synthesis of superheavy elements (SHEs), nuclear properties of SHE nuclei, and chemical properties of SHEs in collaboration with Superheavy Element Devise Development Team and Nuclear Chemistry Research Team of RIKEN Nishina Center.

Research Subject

Search for new superheavy elements
Decay spectroscopy of the heaviest nuclei
Study of the chemical properties of the heaviest elements
Study of the reaction mechanism of the fusion process (theory)

Press Release

Search for element 113 concluded at last [2012]

List of Selected Publications

H. Haba:
“Synthesis of superheavy elements –Synthesis and discovery of the superheavy elements with atomic number Z ≥ 113–” Radioisotopes (in press; in Japanese).
T. Tanaka, Y. Narikiyo, K. Morita, K. Fujita, D. Kaji, K. Morimoto, S. Yamaki, Y. Wakabayashi, K. Tanaka, M. Takeyama, A. Yoneda, H. Haba, Y. Komori, S. Yanou, B. J.-P. Gall, Z. Asfari, H. Faure, H. Hasebe, M. Huang, J. Kanaya, M. Murakami, A. Yoshida, T. Yamaguchi, F. Tokanai, T. Yoshida, S. Yamamoto, Y. Yamano, K. Watanabe, S. Ishizawa, M. Asai, R. Aono, S. Goto, K. Katori, and K. Hagino:
“Determination of fusion barrier distributions from quasielastic scattering cross sections towards superheavy nuclei synthesis” J. Phys. Soc. Jpn. 87, 014201 (2018).
G. L. Wilson, M. Takeyama, A. N. Andreyev, B. Andel, S. Antalic, W. N. Catford, L. Ghys, H. Haba, F. P. Heßberger, M. Huang, D. Kaji, Z. Kalaninova, K. Morimoto, K. Morita, M. Murakami, K. Nishio, R. Orlandi, A. G. Smith, K. Tanaka, Y. Wakabayashi, and S. Yamaki:
“β-delayed fission of ²³⁰Am” Phys. Rev. C 96, 044315 (2017).
D. Kaji, K. Morita, K. Morimoto, H. Haba, M. Asai, K. Fujita, Z. Gan, H. Geissel, H. Hasebe, S. Hofmann, M. Huang, Y. Komori, L. Ma, J. Maurer, M. Murakami, M. Takeyama, F. Tokanai, T. Tanaka, Y. Wakabayashi, T. Yamaguchi, S. Yamaki, and A. Yoshida:
“Study of the reaction ⁴⁸Ca + ²⁴⁸Cm → ²⁹⁶Lv* at RIKEN-GARIS” J. Phys. Soc. Jpn. 86, 034201 (2017).
N. Sato, T. K. Sato, M. Asai, A. Toyoshima, K. Tsukada, Z. J. Li, K. Nishio, Y. Nagame, M. Schädel, H. Haba, S. Ichikawa, and H. Kikunaga:
“Production of ²⁵⁶Lr in the ^249,250,251Cf + ¹¹B, ²⁴³Am + ¹⁸O, and ²⁴⁸Cm + ¹⁴N reactions” Radiochim. Acta 102, 211 (2014).
H. Haba, M. Huang, D. Kaji, J. Kanaya, Y. Kudou, K. Morimoto, K. Morita, M. Murakami, K. Ozeki, R. Sakai, T. Sumita, Y. Wakabayashi, A. Yoneda, Y. Kasamatsu, Y. Kikutani, Y. Komori, K. Nakamura, A. Shinohara, H. Kikunaga, H. Kudo, K. Nishio, A. Toyoshima, and K. Tsukada:
“Production of ²⁶²Db in the ²⁴⁸Cm(¹⁹F,5n)²⁶²Db reaction and decay properties of ²⁶²Db and ²⁵⁸Lr” Phys. Rev. C 89, 024618 (2014).
M. Murakami, S. Goto, H. Murayama, T. Kojima, H. Kudo, D. Kaji, K. Morimoto, H. Haba, Y. Kudou, T. Sumita, R. Sakai, A. Yoneda, K. Morita, Y. Kasamatsu, H. Kikunaga, and T. K. Sato:
“Excitation functions for production of Rf isotopes in the ²⁴⁸Cm + ¹⁸O reaction” Phys. Rev. C 88, 024618 (2013).
T. Sumita, K. Morimoto, D. Kaji, H. Haba, K. Ozeki, R. Sakai, A. Yoneda, A. Yoshida, H. Hasebe, K. Katori, N. Sato, Y. Wakabayashi, S. Mitsuoka, S. Goto, M. Murakami, Y. Kariya, F. Tokanai, K. Mayama, M. Takeyama, T. Moriya, E. Ideguchi, T. Yamaguchi, H. Kikunaga, J. Chiba, and K. Morita:
“New result on the production of ²⁷⁷Cn by the ²⁰⁸Pb + ⁷⁰Zn reaction” J. Phys. Soc. Jpn. 82, 024202 (2013).
K. Morita, K. Morimoto, D. Kaji, H. Haba, K. Ozeki, Y. Kudou, T. Sumita, Y. Wakabayashi, A. Yoneda, K. Tanaka, S. Yamaki, R. Sakai, T. Akiyama, S. Goto, H. Hasebe, M. Huang, T. Huang, E. Ideguchi, Y. Kasamatsu, K. Katori, Y. Kariya, H. Kikunaga, H. Koura, H. Kudo, A. Mashiko, K. Mayama, S. Mitsuoka, T. Moriya, M. Murakami, H. Murayama, S. Namai, A. Ozawa, N. Sato, K. Sueki, M. Takeyama, F. Tokanai, T. Yamaguchi, and A. Yoshida:
“New result in the production and decay of an isotope, ²⁷⁸113, of the 113th element” J. Phys. Soc. Jpn. 81, 103201 (2012).
H. Haba, D. Kaji, Y. Kudou, K. Morimoto, K. Morita, K. Ozeki, R. Sakai, T. Sumita, A. Yoneda, Y. Kasamatsu, Y. Komori, A. Shinohara, H. Kikunaga, H. Kudo, K. Nishio, K. Ooe, N. Sato, and K. Tsukada:
“Production of ²⁶⁵Sg in the ²⁴⁸Cm(²²Ne,5n)²⁶⁵Sg reaction and decay properties of two isomeric states in ²⁶⁵Sg” Phys. Rev. C 85, 024611 (2012).