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NSR database version of April 27, 2024.

Search: Author = N.Kondo

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2022KA01      Appl.Radiat.Isot. 179, 110006 (2022)

Y.Kasamatsu, M.Nagase, H.Ninomiya, E.Watanabe, Y.Shigekawa, N.Kondo, K.Takamiya, T.Ohtsuki, N.Shiohara, A.Shinohara

Coprecipitation with samarium hydroxide using multitracer produced through neutron-induced fission of ²³⁵U toward chemical study of heavy elements

NUCLEAR REACTIONS U(n, F)²⁴Na/⁹¹Sr/¹⁴⁰Ba/¹⁴⁰La/¹⁴¹Ce/¹⁴³Ce/¹⁵¹Pm/⁹⁵Zr/⁹⁷Zr/¹⁰³Ru/¹³¹I/¹³³I, E thermal; measured reaction products, Eγ, Iγ. ²³⁹Np; deduced coprecipitation yields. The research reactor in Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).

doi: 10.1016/j.apradiso.2021.110006
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2020HA27      Phys.Rev. C 102, 024625 (2020)

H.Haba, F.Fan, D.Kaji, Y.Kasamatsu, H.Kikunaga, Y.Komori, N.Kondo, H.Kudo, K.Morimoto, K.Morita, M.Murakami, K.Nishio, J.P.Omtvedt, K.Ooe, Z.Qin, D.Sato, N.Sato, T.K.Sato, Y.Shigekawa, A.Shinohara, M.Takeyama, T.Tanaka, A.Toyoshima, K.Tsukada, Y.Wakabayashi, Y.Wang, S.Wulff, S.Yamaki, S.Yano, Y.Yasuda, T.Yokokita

Production of ²⁶⁶Bh in the ²⁴⁸Cm(²³Na, 5n)²⁶⁶Bh reaction and its decay properties

RADIOACTIVITY ^266,267Bh(α)[from ²⁴⁸Cm(²³Na, 5n), (²³Na, 4n), E=125.9, 130.6, 135.3 MeV]; ²⁶²Db(α), (SF)[from ²⁶⁶Bh α decay]; ²⁶³Db(EC), (α), (SF)[from ²⁶⁷Bh α decay]; ²⁶³Rf(SF)[from ²⁶³Db EC decay]; ²⁵⁸Lr(α), (EC)[from ²⁶²Db α decay]; ²⁵⁹Lr(α), (SF)[from ²⁶³Db α decay]; ²⁵⁸No(SF)[from ²⁵⁸Lr(EC); measured Eα, αα-, ααα- and α(SF)-correlations for 32 observed events using rotating wheel apparatus MANON and gas-jet transport system coupled to gas-filled recoil ion separator GARIS at RIKEN; deduced decay times, half-lives, decay branching ratios, production cross sections for ²⁶⁶Bh and ²⁶⁷Bh. Comparison with previous experimental results for half-lives and branching ratios for decay modes.

NUCLEAR REACTIONS ²⁴⁸Cm(²³Na, 5n), (²³Na, 4n), E=125.9, 130.6, 135.3 MeV; measured reaction products, σ(E) at RIKEN. Comparison with HIVAP calculations, and with previous experimental results.

doi: 10.1103/PhysRevC.102.024625
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2676. Data from this article have been entered in the XUNDL database. For more information, click here.

2019SH38      Phys.Rev. C 100, 044304 (2019)

Y.Shigekawa, Y.Kasamatsu, E.Watanabe, H.Ninomiya, S.Hayami, N.Kondo, Y.Yasuda, H.Haba, A.Shinohara

Observation of internal-conversion electrons emitted from ^229mTh produced by β decay of ²²⁹Ac

RADIOACTIVITY ²²⁹Ac(β^-)[from ²³²Th(p, α), E=20 MeV, followed by chemical separation of ²²⁹Ac and preparation of an electrodeposited source at RCNP, Osaka University]; measured Eγ, ce, I(ce), β(ce)-coin, β(ce)(t). ^229mTh; deduced level, half-life of the 8.28-eV isomer.

doi: 10.1103/PhysRevC.100.044304
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Data from this article have been entered in the XUNDL database. For more information, click here.