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NSR database version of April 24, 2024.

Search: Author = R.Hazama

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2021II01      Nucl.Instrum.Methods Phys.Res. A986, 164727 (2021)

T.Iida, K.Mizukoshi, T.Ohata, T.Uehara, T.Batpurev, K.Fushimi, R.Hazama, M.Ishikawa, H.Kakubata, K.Kanagawa, S.Katagiri, B.T.Khai, T.Kishimoto, X.Li, T.Maeda, K.Matsuoka, K.Morishita, M.Moser, K.Nakajima, M.Nomachi, I.Ogawa, M.Shokati, K.Suzuki, Y.Takemoto, Y.Takihira, Y.Tamagawa, K.Tetsuno, M.Tozawa, V.T.T.Trang, S.Umehara, S.Yoshida

The energy calibration system for CANDLES using (n, γ) reaction

NUCLEAR REACTIONS ²⁸Si, ⁵⁶Fe, ⁵⁸Ni(n, γ), E<2.1 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, calibration procedures.

doi: 10.1016/j.nima.2020.164727
Citations: PlumX Metrics

2012OG07      J.Phys.:Conf.Ser. 375, 042018 (2012)

I.Ogawa, T.Kishimoto, S.Umehara, G.Ito, K.Yasuda, H.Kakubata, M.Miyashita, K.Takubo, K.Matsuoka, M.Nomachi, M.Saka, K.Seki, K.Fushimi, R.Hazama, H.Ohsumi, K.Okada, Y.Tamagawa, T.Jinno, N.Fujiwara, S.Yoshida, for the CANDLES Collaboration

Study of ⁴⁸Ca double beta decay by CANDLES

doi: 10.1088/1742-6596/375/1/042018
Citations: PlumX Metrics

2008UM05      Phys.Rev. C 78, 058501 (2008)

S.Umehara, T.Kishimoto, I.Ogawa, R.Hazama, H.Miyawaki, S.Yoshida, K.Matsuoka, K.Kishimoto, A.Katsuki, H.Sakai, D.Yokoyama, K.Mukaida, S.Tomii, Y.Tatewaki, T.Kobayashi, A.Yanagisawa

Neutrino-less double-β decay of ⁴⁸Ca studied by CaF₂(Eu) scintillators

RADIOACTIVITY ⁴⁸Ca(2β); measured half-life for neutrinoless double-beta decay.

doi: 10.1103/PhysRevC.78.058501
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Data from this article have been entered in the XUNDL database. For more information, click here.

2005NO02      Nucl.Phys. B(Proc.Supp.) S138, 221 (2005)

M.Nomachi, P.Doe, H.Ejiri, S.R.Elliott, J.Engel, M.Finger, J.A.Formaggio, K.Fushimi, V.Gehman, A.Gorin, M.Greenfield, R.Hazama, K.Ichihara, Y.Ikegami, H.Ishii, T.Itahashi, P.Kavitov, V.Kekelidze, K.Kuroda, V.Kutsalo, I.Manouilov, K.Matsuoka, H.Nakamura, T.Ogama, A.Para, K.Rielage, A.Rjazantsev, R.G.H.Robertson, Y.Shichijo, T.Shima, Y.Shimada, G.Shirkov, A.Sissakian, Y.Sugaya, A.Titov, V.Vatulin, O.E.Vilches, V.Voronov, J.F.Wilkerson, D.I.Will, S.Yoshida

MOON (Mo Observatory Of Neutrinos) for double beta decay

doi: 10.1016/j.nuclphysbps.2004.11.053
Citations: PlumX Metrics

2005YO01      Nucl.Phys. B(Proc.Supp.) S138, 214 (2005)

S.Yoshida, T.Kishimoto, I.Ogawa, R.Hazama, S.Umehara, K.Matsuoka, D.Yokoyama, K.Mukaida, K.Ichihara, Y.Tatewaki

CANDLES project for double beta decay of ⁴⁸Ca

doi: 10.1016/j.nuclphysbps.2004.11.051
Citations: PlumX Metrics

2004OG01      Nucl.Phys. A730, 215 (2004)

I.Ogawa, R.Hazama, H.Miyawaki, S.Shiomi, N.Suzuki, Y.Ishikawa, G.Kunitomi, Y.Tanaka, M.Itamura, K.Matsuoka, S.Ajimura, T.Kishimoto, H.Ejiri, N.Kudomi, K.Kume, H.Ohsumi, K.Fushimi

Search for neutrino-less double beta decay of ⁴⁸Ca by CaF₂ scintillator

RADIOACTIVITY ⁴⁸Ca(2β^-); measured 0ν-accompanied 2β-decay T_1/2 lower limit; deduced neutrino mass limits.

doi: 10.1016/j.nuclphysa.2003.10.015
Citations: PlumX Metrics

2003DO13      Nucl.Phys. A721, 517c (2003)

P.Doe, H.Ejiri, S.R.Elliott, J.Engel, M.Finger, K.Fushimi, V.Gehman, A.Gorine, M.Greenfield, R.Hazama, K.Ichihara, T.Itahashi, P.Kavitov, V.Kekelidze, K.Kuroda, V.Kutsalo, K.Matsuoka, I.Manouilov, M.Nomachi, A.Para, A.Rjazantsev, R.G.H.Robertson, Y.Shichijo, L.C.Stonehill, T.Shima, G.Shirkov, A.Sissakian, Y.Sugaya, A.Titov, V.Vatulin, V.Voronov, O.E.Vilches, J.F.Wilkerson, D.I.Will, S.Yoshida

Neutrino Studies in ¹⁰⁰Mo and MOON - Mo Observatory of Neutrinos -

doi: 10.1016/S0375-9474(03)01113-8
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2003OG05      Nucl.Phys. A721, 525c (2003)

I.Ogawa, R.Hazama, S.Ajimura, K.Matsuoka, N.Kudomi, K.Kume, H.Ohsumi, K.Fushimi, N.Suzuki, T.Nitta, H.miyawaki, S.Shiomi, Y.Tanaka, Y.Ishikawa, M.Itamura, K.Kishimoto, A.Katsuki, H.Sakai, D.Yokoyama, S.Umehara, S.Tomii, K.Mukaida, S.Yoshida, H.Ejiri, T.Kishimoto

Double beta decay study of ⁴⁸Ca by CaF₂ scintillator

RADIOACTIVITY ⁴⁸Ca(2β^-); measured 0ν-accompanied 2β decay T_1/2 lower limit.

doi: 10.1016/S0375-9474(03)01115-1
Citations: PlumX Metrics

2002EJ05      Nucl.Phys. B(Proc.Supp.) S110, 375 (2002)

H.Ejiri, J.Engel, K.Fushimi, K.Hayashi, R.Hazama, T.Kishimoto, P.Krastev, N.Kudomi, K.Kume, H.Kuramoto, K.Matsuoka, R.G.H.Robertson, K.Takahisa, S.Yoshida

Double Beta Decays of ¹⁰⁰Mo and Molybdenum Observatory of Neutrinos

RADIOACTIVITY ¹⁰⁰Mo(2β^-); measured β-spectra, 2ν-accompanied 2β-decay T_1/2, 0ν-accompanied 2β-decay T_1/2 lower limit.

doi: 10.1016/S0920-5632(02)01514-1
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2001JA10      Nucl.Phys. A687, 270c (2001)

J.Janecke, H.Akimune, H.Ejiri, R.Fox, Y.Fujita, M.Fujiwara, M.B.Greenfield, M.N.Harakeh, R.Hazama, T.Inomata, N.Kudomi, K.Pham, D.A.Roberts, A.Tamii, M.Tanaka, H.Toyokawa, M.Yosoi

Direct and Statistical Proton Decay from Isovector Giant Resonances in ⁹⁰Nb

NUCLEAR REACTIONS ⁹⁰Zr(³He, t), E=150 MeV; measured σ at small angles, Ep, (proton)(triton)-coin. ⁹⁰Nb deduced 1⁺ level energy, isobaric analog state, Gamow-Teller spin resonances, spin-dipole resonances parameters. Statistical model calculations.

doi: 10.1016/S0375-9474(01)00631-5
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2000EJ01      Phys.Rev.Lett. 85, 2917 (2000)

H.Ejiri, J.Engel, R.Hazama, P.Krastev, N.Kudomi, R.G.H.Robertson

Spectroscopy of Double-Beta and Inverse-Beta Decays from ¹⁰⁰Mo for Neutrinos

RADIOACTIVITY ¹⁰⁰Mo(2β^-); calculated 0ν-, 2ν-accompanied 2β decay spectra, correlation features. Detector design, solar neutrino detection discussed.

doi: 10.1103/PhysRevLett.85.2917
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2000KU21      Nucl.Phys. B(Proc.Supp.) S87, 301 (2000)

N.Kudomi, H.Ejiri, K.Fushimi, K.Hayashi, R.Hazama, T.Kishimoto, K.Kume, H.Kuramoto, T.Matsuoka, H.Ohsumi, K.Takahisa, Y.Tsujimoto, S.Yoshida

Double Beta Decay of ¹⁰⁰Mo by ELEGANT V at Oto Cosmo Observatory

RADIOACTIVITY ¹⁰⁰Mo(2β^-); measured 0ν-accompanied 2β-decay T_1/2 lower limit; deduced neutrino mass limits.

doi: 10.1016/S0920-5632(00)00686-1
Citations: PlumX Metrics

2000OG02      Nucl.Phys. A663-664, 869c (2000)

I.Ogawa, T.Kishimoto, R.Hazama, S.Ajimura, K.Matsuoka, N.Suzuki, T.Nitta, H.Miyawaki, S.Shiomi, Y.Tanaka, H.Ejiri, N.Kudomi, K.Kume, H.Ohsumi, K.Fushimi

Dark Matter Search with CaF₂ Scintillators in Osaka

doi: 10.1016/S0375-9474(99)00734-4
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1998DA05      Phys.Lett. 418B, 27 (1998)

I.Daito, H.Akimune, S.M.Austin, D.Bazin, G.P.A.Berg, J.A.Brown, B.S.Davids, Y.Fujita, H.Fujimura, M.Fujiwara, R.Hazama, T.Inomata, K.Ishibashi, J.Janecke, S.Nakayama, K.Pham, D.A.Roberts, B.M.Sherrill, M.Steiner, A.Tamii, M.Tanaka, H.Toyokawa, M.Yosoi

Gamow-Teller Strengths from (t, ³He) Charge-Exchange Reactions on Light Nuclei

NUCLEAR REACTIONS ⁹Be, ^10,11B, ^12,13C(t, ³He), E=127 MeV/nucleon; measured zero degree ³He spectra. ⁹Li, ^10,11Be, ^12,13B deduced Gamow-Teller strengths. Radioactive beam, dispersion matching.

doi: 10.1016/S0370-2693(97)01393-2
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0574.

1998KU09      Nucl.Phys. A629, 527c (1998)

N.Kudomi, H.Ejiri, K.Fushimi, K.Hayashi, R.Hazama, T.Kishimoto, M.Komori, K.Kume, G.Kunitomi, T.Matsuoka, H.Miyawaki, K.Nagata, H.Ohsumi, K.Okada, T.Shima, S.Shiomi, K.Takahisa, J.Tanaka, K.Tasaka, T.Watanabe

Double Beta Decays and ELEGANT V and VI at Oto Cosmo Observatory

RADIOACTIVITY ¹⁰⁰Mo(2β); measured 0ν-associated T_1/2 lower limits.

doi: 10.1016/S0375-9474(97)00732-X
Citations: PlumX Metrics

1997AK02      Phys.Lett. 394B, 23 (1997); Erratum Phys.Lett. 665B, 424 (2008)

H.Akimune, H.Ejiri, M.Fujiwara, I.Daito, T.Inomata, R.Hazama, A.Tamii, H.Toyokawa, M.Yosoi

GT Strengths Studied by (³He, t) Reactions and Nuclear Matrix Elements for Double Beta Decays

NUCLEAR REACTIONS ¹⁰⁰Mo, ¹¹⁶Cd(³He, t), E=450 MeV; measured triton energy spectra. ¹⁰⁰Tc, ¹¹⁶In deduced Gamow-Teller strengths. ¹⁰⁰Mo, ¹¹⁶Cd deduced 2ν-accompanied 2β-decay matrix elements.

doi: 10.1016/S0370-2693(96)01659-0
Citations: PlumX Metrics

1997DA28      Nucl.Instrum.Methods Phys.Res. A397, 465 (1997); Erratum Nucl.Instrum.Methods Phys.Res. A402, 177 (1998)

I.Daito, H.Akimune, S.M.Austin, D.Bazin, G.P.A.Berg, J.A.Brown, B.S.Davids, Y.Fujita, H.Fujimura, M.Fujiwara, R.Hazama, T.Inomata, K.Ishibashi, J.Janecke, S.Nakayama, K.Pham, D.A.Roberts, B.M.Sherrill, M.Steiner, A.Tamii, M.Tanaka, H.Toyokawa, M.Yosoi

(t, ³He) Reaction; New tool for studying spin-isospin excitations in neutron rich nuclei

NUCLEAR REACTIONS ¹²C, ¹⁰B(t, ³He), E=381 MeV; measured σ(E(³He), θ). ¹²B, ¹⁰Be deduced levels spin-isospin characteristics.

doi: 10.1016/S0168-9002(97)00825-5
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1996EJ04      Nucl.Phys. A611, 85 (1996)

H.Ejiri, K.Fushimi, K.Hayashi, R.Hazama, T.Kishimoto, N.Kudomi, K.Kume, K.Nagata, H.Ohsumi, K.Okada, T.Shima, J.Tanaka

Limits on Neutrino-Less Double Beta Decay of ¹⁰⁰Mo

RADIOACTIVITY ¹⁰⁰Mo(2β); measured 0ν-accompanied 2β-decay T_1/2 lower limits; deduced neutrino mass upper limits, other quantities. ELEGANT V system.

doi: 10.1016/S0375-9474(96)00332-6
Citations: PlumX Metrics

1996EJ06      Nucl.Phys.(Proc.Suppl.) S48, 229 (1996)

H.Ejiri, K.Fushimi, K.Hayashi, R.Hazama, N.Kudomi, K.Kume, K.Nagata, T.Nitta, H.Ohsumi, K.Okada, T.Shima, K.Shinmyo, J.Tanaka

0νββ Decays of ¹⁰⁰Mo by Means of ELEGANT V

RADIOACTIVITY ¹⁰⁰Mo(2β); measured 0ν-accompanied 2β-decay T_1/2 lower limits. Exclusive measurements.

doi: 10.1016/0920-5632(96)00246-0
Citations: PlumX Metrics

1995EJ01      J.Phys.Soc.Jpn. 64, 339 (1995)

H.Ejiri, K.-I.Fushimi, R.Hazama, M.Kawasaki, V.Kouts, N.Kudomi, K.Kume, K.Nagata, H.Ohsumi, K.Okada, H.Sano, T.Senoo, T.Shibata, T.Shima, J.-I.Tanaka, Y.Zdesenko

Double Beta Decays of ¹¹⁶Cd

RADIOACTIVITY ¹¹⁶Cd(2β); measured 2ν-accompanied 2β-decay T_1/2, 0ν-accompanied 2β-decay T_1/2 upper limit; deduced 2ν-associated β-decay matrix element. Isotopically enriched Cd sample, ultralow-background-detector ELEGANT V.

doi: 10.1143/JPSJ.64.339
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1994FU11      Nucl.Phys. A577, 43c (1994)

M.Fujiwara, H.Akimune, I.Daito, H.Ejiri, Y.Fujita, M.B.Greenfield, M.N.Harakeh, R.Hazama, T.Inomata, J.Janecke, N.Kudomi, K.Kume, S.Nakayama, K.Shinmyo, A.Tamii, M.Tanaka, H.Toyokawa, M.Yosoi

Spin-Isospin Excitations in Nuclei via (³He, t) Reactions at 450 MeV

NUCLEAR REACTIONS ⁷¹Ga, ⁹⁰Zr(³He, t), E=450 MeV; measured triton spectra, θ=0°. ⁹⁰Nb, ⁷¹Ge deduced Gamow-Teller transition strength. Other cases discussed.

doi: 10.1016/0375-9474(94)90832-X
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1994HA12      Phys.Rev. C49, 2407 (1994)

R.Hazama, H.Ejiri, K.Fushimi, H.Ohsumi

Limits on Single- and Multinucleon Decays in ¹²⁷I by Inclusive Measurements of Nuclear γ and X Rays

RADIOACTIVITY ¹²⁷I; measured γ, X ray-spectra; deduced p-, n-, di-neutron, tri-neutron, tetraneutron decay T_1/2 lower limits. Large volume NaI(Tl) detector.

doi: 10.1103/PhysRevC.49.2407
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1994KU25      Nucl.Phys. A577, 405c (1994)

K.Kume, H.Ejiri, K.Fushimi, R.Hazama, K.Kawasaki, V.Koutz, N.Kudomi, K.Nagata, V.Malishko, H.Ohsumi, K.Okada, H.Sano, T.Senoo, T.Shibata, T.Shima, J.Tanaka, Yu.Zdesenko

Double Beta Decays of ¹¹⁶Cd

RADIOACTIVITY ¹¹⁶Cd(2β); measured 2ν-accompanied 2β-decay T_1/2; deduced matrix element, 0ν-accompanied 2β-decay T_1/2 lower limit.

doi: 10.1016/0375-9474(94)90888-5
Citations: PlumX Metrics