NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = A.Okamoto Found 9 matches. 2015FR02 Phys.Rev. C 91, 034608 (2015); Erratum Phys.Rev. C 100, 049901 (2019) D.Frekers, T.Adachi, H.Akimune, M.Alanssari, B.A.Brown, B.T.Cleveland, H.Ejiri, H.Fujita, Y.Fujita, M.Fujiwara, V.N.Gavrin, M.N.Harakeh, K.Hatanaka, M.Holl, C.Iwamoto, A.Lennarz, A.Okamoto, H.Okamura, T.Suzuki, A.Tamii Precision evaluation of the 71Ga (νe, e-) solar neutrino capture rate from the (3He, t) charge-exchange reaction NUCLEAR REACTIONS 71Ga(3He, t)71Ge, E=420 MeV; measured triton spectra, σ(θ) using Grand Raiden spectrometer at RCNP-Osaka facility. 71Ge; deduced levels, J, π, IAS, Gamow-Teller B(GT) transition strengths from analysis based on theoretical form factors and one-body transition densities from the shell-model code NUSHELLX with the GXPF1a interaction in full fp-model space. DWBA analysis of σ(θ) data. 71Ga(ν, e-); deduced solar neutrino capture rates as function of excitation energy in 71Ge from B(GT) values.
doi: 10.1103/PhysRevC.91.034608
2014PA29 Phys.Lett. B 735, 387 (2014) D.Patel, U.Garg, M.Itoh, H.Akimune, G.P.A.Berg, M.Fujiwara, M.N.Harakeh, C.Iwamoto, T.Kawabata, K.Kawase, J.T.Matta, T.Murakami, A.Okamoto, T.Sako, K.W.Schlax, F.Takahashi, M.White, M.Yosoi Excitation of giant monopole resonance in 208Pb and 116Sn using inelastic deuteron scattering NUCLEAR REACTIONS 208Pb, 116Sn(d, d'), (d, d), E=196 MeV; measured reaction products; deduced σ(θ), σ(θ, E), isoscalar giant monopole resonance strength. Comparison with available data.
doi: 10.1016/j.physletb.2014.06.073
2013FU15 Phys.Rev. C 88, 054329 (2013) H.Fujita, Y.Fujita, T.Adachi, H.Akimune, N.T.Botha, K.Hatanaka, H.Matsubara, K.Nakanishi, R.Neveling, A.Okamoto, Y.Sakemi, T.Shima, Y.Shimizu, F.D.Smit, T.Suzuki, A.Tamii, M.Yosoi Isospin mixing of the isobaric analog state studied in a high-resolution 56Fe(3He, t)56Co reaction NUCLEAR REACTIONS 56Fe(3He, t), E=100, 140 MeV/nucleon; measured E(t) I(t), σ(θ) using Grand Raiden magnetic spectrometer at RCNP facility. 56Co; deduced levels, IAS, L-transfer, J, π, isospin, Fermi and Gamow-Teller transitions, isospin mixing matrix element and isospin impurity. DWBA analysis. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.88.054329
2013PA27 Phys.Lett. B 726, 178 (2013) D.Patel, U.Garg, M.Fujiwara, T.Adachi, H.Akimune, G.P.A.Berg, M.N.Harakeh, M.Itoh, C.Iwamoto, A.Long, J.T.Matta, T.Murakami, A.Okamoto, K.Sault, R.Talwar, M.Uchida, M.Yosoi Testing the mutually enhanced magicity effect in nuclear incompressibility via the giant monopole resonance in the 204, 206, 208Pb isotopes NUCLEAR REACTIONS 204,206,208Pb(α, X), (α, α), E<100 MeV/nucleon; measured reaction products, Eα, Iα; deduced σ(θ, E), strength distributions of the isoscalar giant monopole resonance, optical model parameters, lack of of mutually enhanced magicity effect. Comparison with available data.
doi: 10.1016/j.physletb.2013.08.027
2012IW02 Phys.Rev.Lett. 108, 262501 (2012) C.Iwamoto, H.Utsunomiya, A.Tamii, H.Akimune, H.Nakada, T.Shima, T.Yamagata, T.Kawabata, Y.Fujita, H.Matsubara, Y.Shimbara, M.Nagashima, T.Suzuki, H.Fujita, M.Sakuda, T.Mori, T.Izumi, A.Okamoto, T.Kondo, B.Bilgier, H.C.Kozer, Y.-W.Lui, K.Hatanaka Separation of Pygmy Dipole and M1 Resonances in 90Zr by a High-Resolution Inelastic Proton Scattering Near 0 degrees NUCLEAR REACTIONS 90Zr(p, p'), E=295 MeV; measured reaction products, proton spectra; deduced E1 and M1 strength distributions, fine structure, B(E1), pigmy dipole and M1 resonances, resonance parameters. ECIS95 calculations.
doi: 10.1103/PhysRevLett.108.262501
2012KO26 Phys.Rev. C 86, 014316 (2012) T.Kondo, H.Utsunomiya, S.Goriely, I.Daoutidis, C.Iwamoto, H.Akimune, A.Okamoto, T.Yamagata, M.Kamata, O.Itoh, H.Toyokawa, Y.-W.Lui, H.Harada, F.Kitatani, S.Hilaire, A.J.Koning Total and partial photoneutron cross sections for Pb isotopes NUCLEAR REACTIONS 206,207,208Pb(polarized γ, n), E=7.0-13.5 MeV; measured En, In, angular distribution of neutrons using 4π neutron detector, total photoneutron σ(E), partial E1 and M1 photoneutron σ(E) for 207,208Pb using quasimonochromatic laser-Compton scattering (LCS) γ rays. Comparison with previous experimental studies, and with theoretical calculations using Hartree-Fock-Bogoliubov with quasiparticle random phase approximation.
doi: 10.1103/PhysRevC.86.014316
2012PU02 Phys.Rev. C 86, 044603 (2012) P.Puppe, A.Lennarz, T.Adachi, H.Akimune, H.Ejiri, D.Frekers, H.Fujita, Y.Fujita, M.Fujiwara, E.Ganioglu, E.-W.Grewe, K.Hatanaka, R.Hodak, C.Iwamoto, N.T.Khai, A.Okamoto, H.Okamura, P.P.Povinec, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, M.Yosoi High resolution (3He, t)experiment on the double-β decaying nuclei 128Te and 130Te NUCLEAR REACTIONS 128,130Te(3He, t), E=420 MeV; measured triton spectra, σ(θ) using Grand Raiden magnetic spectrometer at RCNP facility. 128,130I; deduced levels, J, π, IAS, B(GT). DWBA analysis. Discussed impact on ββ decay matrix elements for 128,130Te.
doi: 10.1103/PhysRevC.86.044603
2011FR15 Phys.Lett. B 706, 134 (2011) D.Frekers, H.Ejiri, H.Akimune, T.Adachi, B.Bilgier, B.A.Brown, B.T.Cleveland, H.Fujita, Y.Fujita, M.Fujiwara, E.Ganioglu, V.N.Gavrin, E.-W.Grewe, C.J.Guess, M.N.Harakeh, K.Hatanaka, R.Hodak, M.Holl, C.Iwamoto, N.T.Khai, H.C.Kozer, A.Lennarz, A.Okamoto, H.Okamura, P.P.Povinec, P.Puppe, F.Simkovic, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, J.Van de Walle, R.G.T.Zegers The 71Ga(3He, t) reaction and the low-energy neutrino response NUCLEAR REACTIONS 71Ga(3He, t), E=420 MeV; measured reaction products; deduced isobaric-analogue resonance yields, σ(θ), Gamow-Teller strength values. SAGE and GALLEX calibration implications.
doi: 10.1016/j.physletb.2011.10.061
2010OK01 Phys.Rev. C 81, 054604 (2010) A.Okamoto, T.Yamagata, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, R.Hayami, K.Kawase, M.Kinoshita, K.Nakanishi, S.Nakayama, M.Tanaka, H.Utsunomiya, N.Warashina, M.Yosoi Proton inelastic scattering to the dilute α-cluster condensed 0+2 state at Ex = 7.654 MeV in 12C NUCLEAR REACTIONS 12C(p, p'), E=300 MeV; measured Ep, Ip, σ, σ(θ); deduced levels, J, π, deformation parameters. Comparison with DWBA calculations and α-cluster condensation model.
doi: 10.1103/PhysRevC.81.054604
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