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NSR database version of April 11, 2024.

Search: Author = T.Niwa

Found 9 matches.

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2022FU03      J.Phys.Soc.Jpn. 91, 064301 (2022)

T.Fukuchi, T.Niwa, T.Hosoya, Y.Watanabe

Computational Study for Amino Acid Production from Carboxylic Acid via 14C β-decay

RADIOACTIVITY 14C(β-); calculated the probability of amino acid production via β-decay from radiocarbon with a numerical simulation code that uses a Monte Carlo method.

doi: 10.7566/JPSJ.91.064301
Citations: PlumX Metrics


2016KU11      Phys.Rev. C 93, 054313 (2016)

A.Kusoglu, G.Georgiev, C.Sotty, D.L.Balabanski, A.Goasduff, Y.Ishii, Y.Abe, K.Asahi, M.Bostan, R.Chevrier, M.Chikamori, J.M.Daugas, T.Furukawa, H.Nishibata, Y.Ichikawa, Y.Ishibashi, R.Lozeva, H.Miyatake, D.Nagae, T.Nanao, M.Niikura, T.Niwa, S.Okada, A.Ozawa, Y.Saito, H.Shirai, H.Ueno, D.T.Yordanov, N.Yoshida

Magnetic moment of the 13/2+ isomeric state in 69Cu: Spin alignment in the one-nucleon removal reaction

NUCLEAR MOMENTS 69Cu; measured Eγ, Iγ, γγ-, (particle)γ-coin, γ-ray yields, γ(θ), Larmor precession under external magnetic field, time-dependent perturbed angular distribution (TDPAD) method; deduced isomer half-life, magnetic moment, multipolarity, spin alignment in one-nucleon removal reaction at RIKEN facility. 69Cu beam from 9Be(70Zn, X), E=63.13 MeV/nucleon reaction using RIPS separator at RIKEN.

NUCLEAR REACTIONS 9Be(70Zn, X)69Cu, E=63.13 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γ(θ), isomer half-life by γ(t) using RIPS separator at RIKEN. 69Cu; deduced levels, multipolarity, g factor of a level in 69Cu, configurations. Comparison with shell-model calculations using JUN45 and jj4b interactions.

doi: 10.1103/PhysRevC.93.054313
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014MC08      Nucl.Data Sheets 120, 88 (2014)

E.Mcneice, K.Setoodehnia, B.Singh, Y.Abe, D.N.Binh, A.A.Chen, J.Chen, S.Cherubini, S.Fukuoka, T.Hashimoto, T.Hayakawa, Y.Ishibashi, Y.Ito, D.Kahl, T.Komatsubara, S.Kubono, T.Moriguchi, D.Nagae, R.Nishikiori, T.Niwa, A.Ozawa, T.Shizuma, H.Suzuki, H.Yamaguchi, T.Yuasa

In-beam γ-ray Spectroscopy of 30P via the 28Si(3He, pγ)30P Reaction

NUCLEAR REACTIONS 28Si(3He, p), E=9 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced level structure, J, π, resonance states, γ-γ directional correlation of oriented nuclei. Comparison with available data.

doi: 10.1016/j.nds.2014.07.014
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014TA32      Phys.Rev. C 90, 061305 (2014)

M.Takechi, S.Suzuki, D.Nishimura, M.Fukuda, T.Ohtsubo, M.Nagashima, T.Suzuki, T.Yamaguchi, A.Ozawa, T.Moriguchi, H.Ohishi, T.Sumikama, H.Geissel, N.Aoi, R.-J.Chen, D.-Q.Fang, N.Fukuda, S.Fukuoka, H.Furuki, N.Inabe, Y.Ishibashi, T.Itoh, T.Izumikawa, D.Kameda, T.Kubo, M.Lantz, C.S.Lee, Y.-G.Ma, K.Matsuta, M.Mihara, S.Momota, D.Nagae, R.Nishikiori, T.Niwa, T.Ohnishi, K.Okumura, M.Ohtake, T.Ogura, H.Sakurai, K.Sato, Y.Shimbara, H.Suzuki, H.Takeda, S.Takeuchi, K.Tanaka, M.Tanaka, H.Uenishi, M.Winkler, Y.Yanagisawa, S.Watanabe, K.Minomo, S.Tagami, M.Shimada, M.Kimura, T.Matsumoto, Y.R.Shimizu, M.Yahiro

Evidence of halo structure in 37Mg observed via reaction cross sections and intruder orbitals beyond the island of inversion

NUCLEAR REACTIONS 12C(24Mg, X), (25Mg, X), (26Mg, X), (27Mg, X), (28Mg, X), (29Mg, X), (30Mg, X), (31Mg, X), (32Mg, X), (33Mg, X), (34Mg, X), (35Mg, X), (36Mg, X), (37Mg, X), (38Mg, X), E=240 MeV/nucleon, [secondary Mg beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction]; measured spectra and TOF of outgoing particles, precise reaction σ using BigRIPS spectrometer at RIBF-RIKEN facility. Comparison with theoretical deformation parameter β2 versus mass plot using double-folding model (DFM) calculation combined with antisymmetrized molecular dynamics (AMD) calculation. 37Mg; deduced deformed halo effect from observed enhanced cross section, comparison with DFM calculation based on the deformed Woods-Saxon (DWS) model; collapse of N=28 magic shell for neutrons.

doi: 10.1103/PhysRevC.90.061305
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2471.


2013IS07      Hyperfine Interactions 220, 71 (2013)

Y.Ishibashi, D.Nagae, Y.Abe, T.Nagatomo, A.Ozawa, H.Suzuki, S.Fukuoka, R.Nishikiori, T.Niwa, K.Matsuta, Y.Tagishi

Production of nuclear polarization of unstable nuclei via polarization transfer reactions

NUCLEAR REACTIONS 19F(polarized d, p)20F, E=7 MeV; 24Mg(polarized p, n)24Al, E=20 MeV; 29Si(polarized p, n)29P, E=12 MeV; 28Si(polarized d, n)29P, E=4 MeV; 40Ca(polarized d, n)41Sc, E=7 MeV; measured reaction products; deduced yields, polarization. Comparison with available data.

doi: 10.1007/s10751-012-0750-0
Citations: PlumX Metrics


2013MI10      Hyperfine Interactions 220, 83 (2013)

M.Mihara, K.Matsuta, D.Nishimura, M.Fukuda, M.Yaguchi, K.Iwamoto, M.Wakabayashi, Y.Kamisho, J.Ohno, Y.Morita, T.Izumikawa, T.Ohtsubo, S.Suzuki, M.Nagashima, K.Abe, T.Sakai, S.Momota, A.Ozawa, D.Nagae, Y.Ishibashi, Y.Abe, T.Niwa, T.Nagatomo, T.Minamisono, M.K.Kubo, A.Kitagawa, M.Torikoshi, M.Kanazawa, S.Sato

Production of spin polarized 12N through heavy ion reactions

NUCLEAR REACTIONS Be(14N, X)12N, E=70, 100 MeV/nucleon; 1H(12C, n)12N, E=70 MeV/nucleon; measured reaction products; deduced spin polarization and production yields. Comparison with available data.

doi: 10.1007/s10751-013-0869-7
Citations: PlumX Metrics


2013NA13      Hyperfine Interactions 220, 65 (2013)

D.Nagae, T.Niwa, Y.Ishibashi, Y.Abe, S.Fukuoka, R.Nishikiori, S.Okada, Y.Saito, N.Inaba, A.Ozawa, Y.Aoki

Development of rotating magnetic field system for the β-NMR method

doi: 10.1007/s10751-012-0721-5
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2013SE08      Phys.Rev. C 87, 065801 (2013)

K.Setoodehnia, A.A.Chen, D.Kahl, T.Komatsubara, J.Jose, R.Longland, Y.Abe, D.N.Binh, J.Chen, S.Cherubini, J.A.Clark, C.M.Deibel, S.Fukuoka, T.Hashimoto, T.Hayakawa, J.Hendriks, Y.Ishibashi, Y.Ito, S.Kubono, W.N.Lennard, T.Moriguchi, D.Nagae, R.Nishikiori, T.Niwa, A.Ozawa, P.D.Parker, D.Seiler, T.Shizuma, H.Suzuki, C.Wrede, H.Yamaguchi, T.Yuasa

Nuclear structure of 30S and its implications for nucleosynthesis in classical novae

NUCLEAR REACTIONS 32S(p, t), E=34.5 MeV; measured triton spectra, σ(θ) using Enge split-pole magnetic spectrograph at WNSL, Yale facility. 28Si(3He, n), E=9 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO) at UTTAC facility. 30S; deduced levels, resonances, J, π, multipolarity, σ/J, mixing ratio, branching ratios, proton and gamma widths, resonance strengths. DWBA and coupled reaction channel analyses of σ(θ) data in (p, t). 29P(p, γ)30S, at T=0.01-1.5 GK; deduced astrophysical reaction rates, nova isotopic abundances of Si to Ca mass region isotopes using 1D hydrodynamic model.

doi: 10.1103/PhysRevC.87.065801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2040. Data from this article have been entered in the XUNDL database. For more information, click here.


1992TA03      Nucl.Phys. A536, 597 (1992)

K.Tamura, T.Niwa, T.Sato, H.Ohtsubo

Relativistic Effects on Electron Scattering of the Deuteron

NUCLEAR REACTIONS 2H(polarized e, e), E not given; calculated deuteron tensor polarization. 2H(e, e'p), E not given; calculated electrodisintegration σ(E(e'), θ). Relativistic effects.

doi: 10.1016/0375-9474(92)90115-Z
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