NSR Query Results

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NSR database version of April 11, 2024.

Search: Author = T.Sumita

Found 8 matches.

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2014HA04      Phys.Rev. C 89, 024618 (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, K.Tsukada

Production of ²⁶²Db in the ²⁴⁸Cm(¹⁹F, 5n)²⁶²Db reaction and decay properties of ²⁶²Db and ²⁵⁸Lr

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁹F, 5n)²⁶²Db, E=97.4, 103.1 MeV; measured production σ of ²⁶²Db, correlated α-α and α-SF decay chains using rotating wheel apparatus MANON for α and SF spectrometry at RIKEN facility. Comparison with HIVAP model calculations, and with previous experimental and theoretical results. No observation of ²⁶³Db and ²⁵⁹Lr correlated chains through possible ²⁴⁸Cm(¹⁹F, 4n) reaction channel.

RADIOACTIVITY ²⁶²Db(α), (SF)[from ²⁴⁸Cm(¹⁹F, 5n), E=97.4, 103.1 MeV]; ²⁵⁸Lr(α), (EC)[from ²⁶²Db α decay]; measured Eα, Iα, half-lives, α-α, α-SF correlations, branching ratios for α, SF and EC modes. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.89.024618
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2450. Data from this article have been entered in the XUNDL database. For more information, click here.

2013MU08      Phys.Rev. C 88, 024618 (2013)

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, T.K.Sato

Excitation functions for production of Rf isotopes in the ²⁴⁸Cm + ¹⁸O reaction

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁸O, xn)²⁶⁰Rf/²⁶¹Rf/^261mRf/²⁶²Rf, E=88.2, 90.2, 94.8, 101.3 MeV; measured reaction products, Eα, Iα, production σ(E), half-lives using GARIS separator at RIKEN Heavy-Ion Linear Accelerator facility. Beam on-off method. Comparison with previous experimental data, and with theoretical predictions using HIVAP computer code.

RADIOACTIVITY ^{260,261,261m,262}Rf(α), (SF)[from ²⁴⁸Cm(¹⁸O, xn), E=88.2, 90.2, 94.8, 101.3 MeV]; ²⁵⁷No(α)[from ²⁶¹Rf α decay]; measured Eα, Iα, α-α correlations, SF-events, half-lives; deduced excitation functions.

doi: 10.1103/PhysRevC.88.024618
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2438. Data from this article have been entered in the XUNDL database. For more information, click here.

2013SU04      J.Phys.Soc.Jpn. 82, 024202 (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.-i.Mitsuoka, S.-i.Goto, M.Murakami, Y.Kariya, F.Tokanai, K.Mayama, M.Takeyama, T.Moriya, E.Ideguchi, T.Yamaguchi, H.Kikunaga, J.Chiba, K.Morita

New Result on the Production of ²⁷⁷Cn by the ²⁰⁸Pb + ⁷⁰Zn Reaction

NUCLEAR REACTIONS ²⁰⁸Pb(⁷⁰Zn, n)²⁷⁷Cn, E=347.5, 351.5, 355.5 MeV; ²⁰⁹Bi(⁷⁰Zn, n)²⁷⁸Nh, E=347.5, 351.5, 355.5 MeV; measured reaction products, Eα, Iα; deduced σ. Comparison with similar nuclei.

RADIOACTIVITY ²⁷⁷Cn, ²⁷³Ds, ²⁶⁹Hs, ²⁶⁵Sg, ²⁶¹Rf, ²⁵⁷No(α); measured decay products, Eα, Iα; deduced T_1/2. Comparison with available data.

doi: 10.7566/JPSJ.82.024202
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2406.

2012HA05      Phys.Rev. C 85, 024611 (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, K.Tsukada

Production of ²⁶⁵Sg in the ²⁴⁸Cm(²²Ne, 5n)²⁶⁵Sg reaction and decay properties of two isomeric states in ²⁶⁵Sg

NUCLEAR REACTIONS ²⁴⁸Cm(²²Ne, 5n)²⁶⁵Sg, E=228.8 MeV; measured evaporation residues, excitation function, production cross sections for isomers, αα, ααα and α(SF) correlations using RIKEN gas-filled recoil-ion separator GARIS. Comparison of cross sections with other 5n evaporation channel reactions, and HIVAP calculations.

RADIOACTIVITY ^265,265mSg[from ²⁴⁸Cm(²²Ne, 5n), E=228.8 MeV]; ²⁶¹Rf, ^261mRf(α), (SF)[from ²⁶⁵Sg α decay]; measured E(α), E(SF), I(α), T_1/2, αα-coin, α(fragment) coin; deduced α and SF decay branching ratios from data for 79 α-α decay chains. ²¹⁴Po, ^{252,253,254,255}Fm, ²⁵⁷No(α); measured Eα.

doi: 10.1103/PhysRevC.85.024611
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2371.

2012MO25      J.Phys.Soc.Jpn. 81, 103201 (2012)

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.-i.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.-ic.Mitsuoka, T.Moriya, M.Murakami, H.Murayama, S.Namai, A.Ozawa, N.Sato, K.Sueki, M.Takeyama, F.Tokanai, T.Yamaguchi, A.Yoshida

New Result in the Production and Decay of an Isotope, ²⁷⁸113, of the 113th Element

NUCLEAR REACTIONS ²⁰⁹Bi(⁷⁰Zn, X)²⁷⁸Nh, E=349 MeV; measured reaction products, Eα, Iα. ²⁷⁴Rg, ²⁷⁰Mt, ²⁶⁶Bh, ²⁶²Db, ²⁵⁸Lr; deduced T_1/2. Comparison with available data.

doi: 10.1143/JPSJ.81.103201
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2388.

2011HA13      Phys.Rev. C 83, 034602 (2011)

H.Haba, D.Kaji, H.Kikunaga, Y.Kudou, K.Morimoto, K.Morita, K.Ozeki, T.Sumita, A.Yoneda, Y.Kasamatsu, Y.Komori, K.Ooe, A.Shinohara

Production and decay properties of the 1.9-s isomeric state in ²⁶¹Rf

RADIOACTIVITY ²⁶¹Rf, ^261mRf(α), (SF)[from ²⁴⁸Cm(¹⁸O, 5n), E=93.1, 95.1 MeV]; measured Eα, Iα, α-α correlations, SF-events, α and SF branching ratios, half-lives, σ of ²⁶¹Rf g.s. and ²⁶¹Rf isomer. ²⁵⁷No(α); measured Eα, half-life. ²¹⁴Po, ²⁵⁴Fm, ^255,259Rf; measured Eα.

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁸O, 5n)²⁶¹Rf, E=93.1, 95.1 MeV; measured σ, isomer σ ratio, half-lives.

doi: 10.1103/PhysRevC.83.034602
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2324. Data from this article have been entered in the XUNDL database. For more information, click here.

2011SA41      J.Phys.Soc.Jpn. 80, 094201 (2011)

N.Sato, H.Haba, T.Ichikawa, D.Kaji, Y.Kudou, K.Morimoto, K.Morita, K.Ozeki, T.Sumita, A.Yoneda, E.Ideguchi, H.Koura, A.Ozawa, T.Shinozuka, T.Yamaguchi, A.Yoshida

Production and Decay Properties of ²⁶⁴Hs and ²⁶⁵Hs

NUCLEAR REACTIONS ²⁰⁸Pb(⁵⁸Fe, 2n), ^207,208Pb(⁵⁸Fe, n), E(cm)=200-227 MeV; measured reaction products; deduced σ.

RADIOACTIVITY ^264,265Hs(α), (SF) [from ²⁰⁸Pb(⁵⁸Fe, 2n), ^207,208Pb(⁵⁸Fe, n), E(cm)=200-227 MeV]; measured Eα, Iα; deduced α-particle energies, α and spontaneous fission branches, Q-values, T_1/2.

doi: 10.1143/JPSJ.80.094201
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2360.

2009MO12      J.Phys.Soc.Jpn. 78, 064201 (2009)

K.Morita, K.Morimoto, D.Kaji, H.Haba, K.Ozeki, Y.Kudou, N.Sato, T.Sumita, A.Yoneda, T.Ichikawa, Y.Fujimori, S.Goto, E.Ideguchi, Y.Kasamatsu, K.Katori, Y.Komori, H.Koura, H.Kudo, K.Ooe, A.Ozawa, F.Tokanai, K.Tsukada, T.Yamaguchi, A.Yoshida

Decay Properties of ²⁶⁶Bh and ²⁶²Db Produced in the ²⁴⁸Cm + ²³Na Reaction

NUCLEAR REACTIONS ²⁴⁸Cm(²³Na, 4n), (²³Na, 5n), E=126, 130, 132 MeV; measured yields.

RADIOACTIVITY ²⁶⁶Bh(α); measured Eα, Iα.

doi: 10.1143/JPSJ.78.064201
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2176.