NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = T.Yamagata Found 88 matches. 2017YA12 Phys.Rev. C 95, 044307 (2017) T.Yamagata, S.Nakayama, H.Akimune, S.Miyamoto Effect of the nuclear medium on α-cluster excitation in 6Li NUCLEAR REACTIONS 6Li(γ, n), (γ, 2n), (γ, 3n), E=4.9 to 53.6 MeV; measured E(n), I(n) using an array of 41 3He-gas proportional counters, σ(E) using NewSUBARU electron storage-ring facility at Hyougo, Japan. 6Li; deduced energy, width and other parameters of the Giant dipole resonance (GDR) consisting of two resonances, the low- and high-energy dipole resonances (LEDR and HEDR), TRK sum rule, α-cluster excitation. Comparison with previous experimental results, and with GDR parameters in 4He.
doi: 10.1103/PhysRevC.95.044307
2016WA09 Nature(London) 532, 69 (2016) A.Wallner, J.Feige, N.Kinoshita, M.Paul, L.K.Fifield, R.Golser, M.Honda, U.Linnemann, H.Matsuzaki, S.Merchel, G.Rugel, S.G.Tims, P.Steier, T.Yamagata, S.R.Winkler Recent near-Earth supernovae probed by global deposition of interstellar radioactive 60Fe ATOMIC MASSES 60Fe; measured 60Fe/Fe ratios using atomic mass spectroscopy; deduced the rate of supernovae in our local Galactic neighbourhood.
doi: 10.1038/nature17196
2014KO31 Nucl.Data Sheets 119, 310 (2014) T.Kondo, H.Utsunomiya, S.Goriely, C.Iwamoto, H.Akimune, T.Yamagata, H.Toyokawa, H.Harada, F.Kitatani, Y.-W.Lui, S.Hilaire, A.J.Koning Partial Photoneutron Cross Sections for 207, 208Pb NUCLEAR REACTIONS 207,208Pb(polarized γ, n), E=6.5-12.5 MeV; measured En, In; deduced σ, partial σ(E1), σ(M1), B(E1), B(M1), pygmy dipole resonance near the neutron threshold, relative contribution of M1 γ-decay strength to total photoneutron σ; calculated partial E1 σ using HFB plus QRPA and paramaterized PDR. Compared with Harvey data (renormalized by a factor of 1.22).
doi: 10.1016/j.nds.2014.08.085
2013UT02 Phys.Rev. C 88, 015805 (2013) H.Utsunomiya, S.Goriely, T.Kondo, C.Iwamoto, H.Akimune, T.Yamagata, H.Toyokawa, H.Harada, F.Kitatani, Y.-W.Lui, A.C.Larsen, M.Guttormsen, P.E.Koehler, S.Hilaire, S.Peru, M.Martini, A.J.Koning Photoneutron cross sections for Mo isotopes: A step toward a unified understanding of (γ, n) and (n, γ) reactions NUCLEAR REACTIONS 94,95,96,97,98,100Mo(γ, n), E=7.55-13.00 MeV laser Compton scattered (LCS) γ rays; measured neutron spectra, σ(E). Comparison with previous experimental measurements, and with predictions of Skyrme Hartree-Fock-Bogoliubov (HFB) plus quasiparticle random phase approximation (QRPA) model, and axially symmetric-deformed Gogny HFB plus QRPA model of E1 γ-ray strength. 94,95,96,97(n, γ); analyzed σ(E) data by combining data from (γ, n), (γ, γ'), (3He, αγ) and (3He, 3He'γ) experiments. 93,99Mo(n, γ); predicted TALYS σ using (γ, γ') and (3He, 3He'γ) data. Comparison with JENDL-4.0, ENDF/B-VII.1, and ROSFOND-2010 evaluated reaction data files.
doi: 10.1103/PhysRevC.88.015805
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
2011UT02 Phys.Rev. C 84, 055805 (2011) H.Utsunomiya, S.Goriely, M.Kamata, H.Akimune, T.Kondo, O.Itoh, C.Iwamoto, T.Yamagata, H.Toyokawa, Y.-W.Lui, H.Harada, F.Kitatani, S.Goko, S.Hilaire, A.J.Koning Photoneutron cross sections for 118-124Sn and the γ-ray strength function method NUCLEAR REACTIONS 118,119,120,122,124Sn(γ, n), E=6.78-13 MeV;measured E(n), I(n), σ(E); analyzed γ-strength functions on the basis of the HFB+QRPA model of E1 strength including pygmy dipole resonance. Laser-Compton scattered γ rays.Comparison with previous experimental data, and with evaluated data libraries ENDF/B-VII, JEFF-3.1 and JENDL-4.0.
doi: 10.1103/PhysRevC.84.055805
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
2010UT01 Phys.Rev. C 81, 035801 (2010) H.Utsunomiya, S.Goriely, H.Akimune, H.Harada, F.Kitatani, S.Goko, H.Toyokawa, K.Yamada, T.Kondo, O.Itoh, M.Kamata, T.Yamagata, Y.-W.Lui, S.Hilaire, A.J.Koning Photoneutron cross sections for 96Zr: A systematic experimental study of photoneutron and radiative neutron capture cross sections for zirconium isotopes NUCLEAR REACTIONS 96Zr(γ, n), E=8.1-14 MeV; measured Eγ, Iγ, En, In, σ. Laser Compton-scattered (LCS) beam. Comparisons with previous data and with QRPA and Lorentzian model calculation. 90,91,92,93,94,95,96Zr(n, γ), E=1 keV to 1 MeV; comparison of previous experimental cross sections with calculated values from Hartree-Fock-Bogoliubov (HFB) and quasiparticle random-phase approximation (QRPA).
doi: 10.1103/PhysRevC.81.035801
2010UT02 Phys.Rev. C 82, 064610 (2010) H.Utsunomiya, S.Goriely, H.Akimune, H.Harada, F.Kitatani, S.Goko, H.Toyokawa, K.Yamada, T.Kondo, O.Itoh, M.Kamata, T.Yamagata, Y.-W.Lui, I.Daoutidis, D.P.Arteaga, S.Hilaire, A.J.Koning γ-ray strength function method and its application to 107Pd NUCLEAR REACTIONS 105,106,108Pd(γ, n), E=7.25-15.0 MeV; σ(E) by γ-ray strength function method, Laser-Compton-scattering γ-ray beams. Comparison with evaluated data and several theoretical calculations. 104,105,107Pd(n, γ), E=0-1 MeV; analyzed σ data and comparison with theoretical calculations. Hybrid model and deformed RRPA calculation for γ-strength functions and Hauser-Feshbach (HF) model calculation to provide radiative neutron capture cross for 107Pd(n, γ) reaction.
doi: 10.1103/PhysRevC.82.064610
2009MA09 Phys.Rev. C 79, 025801 (2009) A.Makinaga, H.Utsunomiya, S.Goriely, T.Kaihori, S.Goko, H.Akimune, T.Yamagata, H.Toyokawa, T.Matsumoto, H.Harano, H.Harada, F.Kitatani, Y.K.Hara, S.Hohara, Y.-W.Lui Photodisintegration of 80Se: Implications for the s-process branching at 79Se NUCLEAR REACTIONS 80Se(γ, n)79Se, E=9.91-12.7 MeV; measured neutron spectra, σ, Hauser-Feshbach analysis; deduced E1 strength functions for 80Se and neutron capture cross section for 79Se. Discussed implications on the abundances of 80Kr and 82Kr in the framework of phenomenological models for the s process.
doi: 10.1103/PhysRevC.79.025801
2009UT01 Phys.Rev. C 80, 055806 (2009) H.Utsunomiya, S.Goriely, M.Kamata, T.Kondo, O.Itoh, H.Akimune, T.Yamagata, H.Toyokawa, Y.-W.Lui, S.Hilaire, A.J.Koning γ-ray strength function for 116, 117Sn with the pygmy dipole resonance balanced in the photoneutron and neutron capture channels NUCLEAR REACTIONS 116,117Sn(γ, n), E=6.80-13.5 MeV; measured neutron spectra and σ using incident beam of laser Compton-scattered (LCS) photons. Comparisons of E1 γ-ray strength functions with previous experimental results and calculations using Hartree-Fock-Bogoliubov plus quasiparticle random-phase approximation (HFB+QRPA) models.
doi: 10.1103/PhysRevC.80.055806
2008NA19 Phys.Rev. C 78, 014303 (2008) S.Nakayama, T.Yamagata, E.Matsumoto, H.Akimune, S.Asaji, M.Fujiwara, K.Fushimi, M.B.Greenfield, H.Hashimoto, R.Hayami, H.Ikemizu, T.Ishida, K.Kawase, H.Kawasuso, T.Kudoh, K.Nakanishi, T.Oota, K.Sagara, M.Tanaka, K.Yasuda, M.Yosoi Analogs of the giant dipole and spin-dipole resonances in 4He and in α clusters of 6, 7Li studied by the 4He, 6, 7Li(7Li, 7Beγ) reactions NUCLEAR REACTIONS 4He, 6,7Li(7Li, 7Be), E=455 MeV; measured charged-particle spectra, E\G, Iγ, (particle)γ-coin, σ(θ) for giant dipole and spin-dipole resonances. Cluster excitations.
doi: 10.1103/PhysRevC.78.014303
2008UT02 Phys.Rev.Lett. 100, 162502 (2008) H.Utsunomiya, S.Goriely, T.Kondo, T.Kaihori, A.Makinaga, S.Goko, H.Akimune, T.Yamagata, H.Toyokawa, T.Matsumoto, H.Harano, S.Hohara, Y.-W.Liu, S.Hilaire, S.Peru, A.J.Koning M1 γ Strength for Zirconium Nuclei in the Photoneuton Channel NUCLEAR REACTIONS 91,92,94Zr(γ, n), E not given; measured En, In, cross sections. Compared results to model calculations.
doi: 10.1103/PhysRevLett.100.162502
2008YA05 Phys.Rev. C 77, 021303 (2008) T.Yamagata, H.Akimune, S.Nakayama, Y.Banshou, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, H.Ikemizu, K.Kawase, M.Kinoshita, K.Nakanishi, M.Ohta, M.Sakama, M.Tanaka, H.Utsunomiya, N.Warashina, M.Yosoi Evidence for charged-particle decay of dipole-excited 4H clusters embedded in 6He and 7He NUCLEAR REACTIONS 6,7Li(7Li, 7Be), E=455 MeV; measured charged particle spectra, (particle)(particle)-coin, branching ratios. 6,7He; measured decay channels, dipole resonances for charged particle decay.
doi: 10.1103/PhysRevC.77.021303
2008ZE01 Phys.Rev. C 77, 024307 (2008) R.G.T.Zegers, E.F.Brown, H.Akimune, Sam M.Austin, A.M.van den Berg, B.A.Brown, D.A.Chamulak, Y.Fujita, M.Fujiwara, S.Gales, M.N.Harakeh, H.Hashimoto, R.Hayami, G.W.Hitt, M.Itoh, T.Kawabata, K.Kawase, M.Kinoshita, K.Nakanishi, S.Nakayama, S.Okumura, Y.Shimbara, M.Uchida, H.Ueno, T.Yamagata, M.Yosoi Gamow-Teller strength for the analog transitions to the first T = 1/2, Jπ = 3/2- states in 13C and 13N and the implications for type Ia supernovae NUCLEAR REACTIONS 13C(3He, t), E=420 MeV; measured charged particles, σ(θ); deduced B(GT), levels, J, π. 13C(p, n); deduced electron capture rates in stellar environments as a function of temperature.
doi: 10.1103/PhysRevC.77.024307
2007ME25 Nucl.Instrum.Methods Phys.Res. B264, 221 (2007) R.Meharchand, H.Akimune, A.M.van den Berg, Y.Fujita, M.Fujiwara, S.Gales, M.N.Harakeh, H.Hashimoto, R.Hayami, G.W.Hitt, M.Itoh, T.Kawabata, K.Kawase, M.Kinoshita, K.Nakanishi, S.Nakayama, S.Okumura, Y.Shimbara, M.Uchida, T.Yamagata, M.Yosoi, R.G.T.Zegers Atomic charge-exchange between semi-relativistic (ν/c = 0.49) helium ions and targets from carbon to lead NUCLEAR REACTIONS C, Mg, Ni, Zr, Sn, Pb(3He, 3He), E=420 MeV; measured singly to doubly charged yield ratios. Compared results to model calculations.
doi: 10.1016/j.nimb.2007.08.078
2007NA18 Phys.Rev. C 76, 021305 (2007) S.Nakayama, E.Matsumoto, R.Hayami, K.Fushimi, H.Kawasuso, K.Yasuda, T.Yamagata, H.Akimune, H.Ikemizu, M.Fujiwara, M.Yosoi, K.Nakanishi, K.Kawase, H.Hashimoto, T.Oota, K.Sagara, T.Kudoh, S.Asaji, T.Ishida, M.Tanaka, M.B.Greenfield Analog of the giant dipole resonance in 4He NUCLEAR REACTIONS 4He(7Li, 7Be), E=455 MeV; measured σ and angular distributions. deduced E1 photodisintegration cross section.
doi: 10.1103/PhysRevC.76.021305
2007ZE06 Phys.Rev.Lett. 99, 202501 (2007) R.G.Zegers, T.Adachi, H.Akimune, S.M.Austin, A.M.van den Berg, B.A.Brown, Y.Fujita, M.Fujiwara, S.Gales, C.J.Guess, M.N.Harakeh, H.Hashimoto, K.Hatanaka, R.Hayami, G.W.Hitt, M.E.Howard, M.Itoh, T.Kawabata, K.Kawase, M.Kinoshita, M.Matsubara, K.Nakanishi, S.Nakayama, S.Okumura, T.Ohta, Y.Sakemi, Y.Shimbara, Y.Shimizu, C.Scholl, C.Simenel, Y.Tameshige, A.Tamii, M.Uchida, T.Yamagata, M.Yosoi Extraction of Weak Transition Strengths via the (3He, t) Reaction at 420 MeV NUCLEAR REACTIONS 12,13C, 18O, 26Mg, 58Ni, 60Ni, 90Zr, 118Sn, 208Pb(3He, t), E=420 MeV; measured triton spectra and cross sections. Deduced B(GT).
doi: 10.1103/PhysRevLett.99.202501
2006GO17 Phys.Rev.Lett. 96, 192501 (2006) S.Goko, H.Utsunomiya, S.Goriely, A.Makinaga, T.Kaihori, S.Hohara, H.Akimune, T.Yamagata, Y.-W.Lui, H.Toyokawa, A.J.Koning, S.Hilaire Partial Photoneutron Cross Sections for the Isomeric State 180Tam NUCLEAR REACTIONS 181Ta(γ, n), E=9.2-12.3 MeV; measured total photoneutron and ground-state σ; deduced partial σ for isomeric state production. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.96.192501
2006UT01 Phys.Rev. C 74, 025806 (2006) H.Utsunomiya, A.Makinaga, S.Goko, T.Kaihori, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, S.Muller, Y.-W.Lui, S.Goriely Photoneutron cross section measurements on the N = 82 nuclei 139La and 141Pr: Implications for p-process nucleosynthesis NUCLEAR REACTIONS 139La, 141Pr(γ, n), E=9.1-14.0 MeV; measured σ. Comparison with previous results and model predictions. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.74.025806
2006YA06 Phys.Rev. C 74, 014309 (2006) T.Yamagata, N.Warashina, H.Akimune, S.Asaji, M.Fujiwara, M.B.Greenfield, H.Hashimoto, R.Hayami, T.Ishida, K.Kawase, M.Kinoshita, T.Kudoh, K.Nakanishi, S.Nakayama, S.Okumura, K.Sagara, M.Tanaka, H.Utsunomiya, M.Yosoi Excitation of dipole resonances in 4He and in the α clusters of 6Li and 7Li NUCLEAR REACTIONS 4He(p, p'), E=300 MeV; measured Ep, σ(E, θ). 6,7Li(p, p'), E=300 MeV; analyzed Ep, σ(E, θ). 4He, 6,7Li deduced dipole resonance energies, widths.
doi: 10.1103/PhysRevC.74.014309
2006ZE01 Phys.Rev. C 74, 024309 (2006) R.G.T.Zegers, H.Akimune, S.M.Austin, D.Bazin, A.M.van den Berg, G.P.A.Berg, B.A.Brown, J.Brown, A.L.Cole, I.Daito, Y.Fujita, M.Fujiwara, S.Gales, M.N.Harakeh, H.Hashimoto, R.Hayami, G.W.Hitt, M.E.Howard, M.Itoh, J.Janecke, T.Kawabata, K.Kawase, M.Kinoshita, T.Nakamura, K.Nakanishi, S.Nakayama, S.Okumura, W.A.Richter, D.A.Roberts, B.M.Sherrill, Y.Shimbara, M.Steiner, M.Uchida, H.Ueno, T.Yamagata, M.Yosoi The (t, 3He) and (3He, t) reactions as probes of Gamow-Teller strength NUCLEAR REACTIONS 26Mg(t, 3He), E=115 MeV/nucleon; 26Mg(3He, t), E=140 MeV/nucleon; measured σ(E, θ); deduced Gamow-Teller transition strengths. Comparison with model predictions.
doi: 10.1103/PhysRevC.74.024309
2005NA36 Phys.Rev. C 72, 041001 (2005) S.Nakayama, T.Yamagata, H.Akimune, Y.Arimoto, H.Daito, H.Ejiri, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, M.B.Greenfield, H.Kohri, N.Koori, K.Takahisa, T.Takeuchi, M.Tanaka, K.Yonehara, H.P.Yoshida M1 cross section for the photodisintegration of deuterium using the 2H(7Li, 7Be) reaction NUCLEAR REACTIONS 2H, C(7Li, 7Be), E=65 MeV/nucleon; measured spin-flip and spin-nonflip particle spectra; deduced charge-exchange spin-flip σ. 2H(γ, n), E ≈ 1.5-10 MeV; deduced magnetic dipole σ. Comparison with previous results, model predictions.
doi: 10.1103/PhysRevC.72.041001
2005SH37 Phys.Rev. C 72, 025808 (2005) T.Shizuma, H.Utsunomiya, P.Mohr, T.Hayakawa, S.Goko, A.Makinaga, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, Y.-W.Lui, H.Toyokawa, A.Uritani, S.Goriely Photodisintegration cross section measurements on 186W, 187Re, and 188Os: Implications for the Re-Os cosmochronology NUCLEAR REACTIONS 186W, 187Re, 188Os(γ, n), E=7.3-10.9 MeV; measured σ. 185W, 186Re, 187Os(n, γ), E < 100 keV; calculated capture σ. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.72.025808
2005YA12 Phys.Rev. C 71, 064316 (2005) T.Yamagata, H.Akimune, S.Nakayama, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, K.Ichihara, K.Kawase, M.Kinoshita, Y.Matsui, K.Nakanishi, M.Ohta, A.Shiokawa, M.Tanaka, H.Utsunomiya, M.Yosoi Di-trinucleon cluster resonances in A = 6 isobar nuclei NUCLEAR REACTIONS 6Li(3He, t3He), E=450 MeV; 6Li(7Li, t7Be), E=455 MeV; measured particle spectra, angular correlations. 6He, 6Li, 6Be deduced resonances.
doi: 10.1103/PhysRevC.71.064316
2005YA17 J.Phys.Soc.Jpn. 74, 2640 (2005) T.Yamagata, S.Nakayama, M.Tanaka, T.Itahashi 7Li-Excitation of a Resonance at Ex = 15.5 MeV in 208Pb NUCLEAR REACTIONS 208Pb(7Li, 7Li'), E=150 MeV; measured particle spectra, σ(E, θ). 208Pb deduced giant resonance features.
doi: 10.1143/JPSJ.74.2640
2004AK07 Nucl.Phys. A738, 52 (2004) H.Akimune, T.Yamagata, S.Nakayama, M.Fujiwara, K.Fushimi, K.Hara, K.Y.Hara, K.Ichihara, K.Kawase, Y.Matsui, K.Nakanishi, A.Shiokawa, M.Tanaka, H.Utsunomiya, M.Yosoi Tri-nucleon cluster structure in A=6 nuclei above cluster decay threshold NUCLEAR REACTIONS 6Li(3He, t), E=450 MeV; 6Li(7Li, 7Be), E=455 MeV; measured particle spectra, angular correlations following residual nucleus decay. 6He, 6Be deduced tri-nucleon molecular structures.
doi: 10.1016/j.nuclphysa.2004.04.011
2004AK18 Yad.Fiz. 67, 1749 (2004); Phys.Atomic Nuclei 67, 1721 (2004) H.Akimune, T.Yamagata, S.Nakayama, M.Fujiwara, K.Fushimi, K.Hara, K.Y.Hara, K.Ichihara, K.Kawase, K.Matsui, K.Nakanishi, A.Shiokawa, M.Tanaka, H.Utsunomiya, M.Yosoi Trinucleon Cluster Structure at High-Excitation Energies in A = 6 Nuclei NUCLEAR REACTIONS 6Li(7Li, 7Be), E=455 MeV; 6Li(3He, t), E=450 MeV; measured particle spectra, coincidences following residual nucleus decay. 6He, 6Be deduced trinucleon cluster states, decay branching ratio.
doi: 10.1134/1.1806913
2004NA04 Nucl.Phys. A731, 355 (2004) S.Nakayama, T.Yamagata, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, K.Hashimoto, K.Ichihara, K.Kawase, Y.Matsui, K.Nakanishi, M.Sakama, M.Tanaka, M.Yosoi t + 3He molecular structures in 6Li studied by (3He, α) reaction at 450 MeV NUCLEAR REACTIONS 7Li(3He, α), E=450 MeV; measured Eα, Iα, particle correlations following residual nucleus decay. 6Li deduced resonance energies, widths, cluster features.
doi: 10.1016/j.nuclphysa.2003.11.048
2004NA12 Nucl.Phys. A734, 461 (2004) S.Nakayama, T.Yamagata, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, K.Ichihara, K.Kawase, Y.Matsui, K.Nakanishi, M.Sakama, M.Tanaka, M.Yosoi Tri-nucleon cluster-states in 6Li NUCLEAR REACTIONS 7Li(3He, α), E=450 MeV; measured Eα, decay particle spectra. 6Li deduced resonance energies, widths, cluster structure.
doi: 10.1016/j.nuclphysa.2004.01.086
2004NA14 Phys.Rev. C 69, 041304 (2004) S.Nakayama, T.Yamagata, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, K.Ichihara, K.Kawase, H.Matsui, K.Nakanishi, M.Sakama, M.Tanaka, M.Yosoi Trinucleon cluster structures in 6Li NUCLEAR REACTIONS 7Li(3He, α), E=450 MeV; measured Eα, decay particle spectra, angular correlations. 6Li deduced resonance energies, widths, cluster structure.
doi: 10.1103/PhysRevC.69.041304
2004UT01 Nucl.Phys. A738, 136 (2004) H.Utsunomiya, K.Y.Hara, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, H.Toyokawa, T.Hayakawa, T.Shizuma, P.Mohr, Y.-W.Lui, H.Ohkuma, H.Yonehara, K.Soutome, M.Arnould Photonuclear reaction studies at synchrotron radiation facilities in Japan
doi: 10.1016/j.nuclphysa.2004.04.022
2004YA12 Phys.Rev. C 69, 044313 (2004) T.Yamagata, S.Nakayama, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, H.Hashimoto, K.Ichihara, K.Kawase, M.Kinoshita, Y.Matsui, K.Nakanishi, M.Tanaka, H.Utsunomiya, M.Yosoi Excitations of the α cluster in A = 6 and 7 nuclei NUCLEAR REACTIONS 6,7Li(p, p'), E=300 MeV; 6,7Li(3He, t), E=450 MeV; 6,7Li(7Li, 7Be), E=455 MeV; measured particle spectra, σ(E, θ). 6,7He, 6,7Li, 6,7Be deduced GDR energies, widths, α-cluster excitation.
doi: 10.1103/PhysRevC.69.044313
2004YA21 Nucl.Phys. A738, 467 (2004) T.Yamagata, S.Nakayama, H.Akimune, M.Fujiwara, K.Fushimi, M.B.Greenfield, K.Hara, K.Y.Hara, K.Hashimoto, K.Ichihara, K.Kawase, M.Kinoshita, Y.Matsui, K.Nakanishi, M.Tanaka, H.Utsunomiya, M.Yosoi Giant dipole resonances and the analogs of α-clusters in A=6 and 7 nuclei NUCLEAR REACTIONS 6,7Li(p, p'), E=300 MeV; 6,7Li(3He, t), E=450 MeV; 6,7Li(7Li, 7Be), E=455 MeV; measured excitation energy spectra. 6,7He, 6,7Li, 6,7Be deduced dipole resonance energies, widths, Q-values for GDR excitation, medium effects on α-cluster effective mass.
doi: 10.1016/j.nuclphysa.2004.04.088
2004YO06 Nucl.Phys. A738, 451 (2004) M.Yosoi, H.Akimune, I.Daito, H.Ejiri, H.Fujimura, M.Fujiwara, K.Fushimi, K.Hara, K.Y.Hara, H.Hashimoto, T.Ishikawa, M.Itoh, Y.Itow, S.Kishi, T.Kawabata, K.Kawase, M.Kinoshita, K.Kobayashi, M.Nakamura, K.Nakanishi, Y.Nakatsugawa, S.Nakayama, T.Noro, E.Obayashi, S.Okumura, H.Sakaguchi, Y.Sakemi, M.Shiozawa, H.Takeda, T.Taki, A.Tamii, M.Tanaka, S.Terashima, H.Toyokawa, N.Tsukahara, M.Uchida, T.Yamada, T.Yamagata, Y.Yasuda, H.P.Yoshida, R.G.T.Zegers, J.Zenihiro Cluster fragmentations of deep (1s)-hole states in light nuclei NUCLEAR REACTIONS 7Li, 12C, 16O(p, 2p), E=392 MeV; measured excitation energy spectra, decay fragment spectra from deep-hole states. 6He, 11B, 15N deduced cluster structure features.
doi: 10.1016/j.nuclphysa.2004.04.084
2004ZE02 Nucl.Phys. A731, 121 (2004) R.G.T.Zegers, H.Abend, H.Akimune, A.M.van den Berg, H.Fujimura, H.Fujita, Y.Fujita, M.Fujiwara, S.Gales, K.Hara, M.N.Harakeh, T.Ishikawa, T.Kawabata, K.Kawase, T.Mibe, K.Nakanishi, S.Nakayama, H.Toyokawa, M.Uchida, T.Yamagata, K.Yamasaki, M.Yosoi Excitation and decay of the isovector spin-flip giant monopole resonance via the 208Pb(3He, tp) reaction at 410 MeV NUCLEAR REACTIONS 208Pb(3He, t), (3He, tp), E=410 MeV; measured particle spectra, σ(E, θ). 208Bi deduced giant monopole resonance energy, width, decay features.
doi: 10.1016/j.nuclphysa.2003.11.024
2003AK03 Phys.Rev. C 67, 051302 (2003) H.Akimune, T.Yamagata, S.Nakayama, Y.Arimoto, M.Fujiwara, K.Fushimi, K.Hara, M.Ohta, A.Shiokawa, M.Tanaka, H.Utsunomiya, K.Y.Hara, H.P.Yoshida, M.Yosoi Di-triton molecular structure in 6He NUCLEAR REACTIONS 6Li(7Li, 7Be), (7Li, t7Be), E=65 MeV/nucleon; measured particle spectra. 6He deduced resonance energy, width, binary triton decay branching ratio.
doi: 10.1103/PhysRevC.67.051302
2003HA55 Phys.Rev. D 68, 072001 (2003) K.Y.Hara, H.Utsunomiya, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, K.Kudo, A.Uritani, Y.Shibata, Y.-W.Lui, H.Ohgaki Photodisintegration of deuterium and Big Bang nucleosynthesis NUCLEAR REACTIONS 2H(γ, n), E=2.3-4.5 MeV; measured products, En, In; deduced σ, σ(E). Data were imported from EXFOR entry M0668.
doi: 10.1103/PhysRevD.68.072001
2003UT01 Phys.Rev. C 67, 015807 (2003) H.Utsunomiya, H.Akimune, S.Goko, M.Ohta, H.Ueda, T.Yamagata, K.Yamasaki, H.Ohgaki, H.Toyokawa, Y.-W.Lui, T.Hayakawa, T.Shizuma, E.Khan, S.Goriely Cross section measurements of the 181Ta(γ, n)180Ta reaction near neutron threshold and the p-process nucleosynthesis NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12 MeV; measured σ; calculated astrophysical reaction rates.
doi: 10.1103/PhysRevC.67.015807
2003UT02 Nucl.Phys. A718, 199c (2003) H.Utsunomiya, H.Akimune, S.Goko, T.Hayakawa, Y.-W.Lui, H.Ohgaki, M.Ohta, T.Shizuma, H.Toyokawa, T.Yamagata A new astrophysical γ probe and its applications NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12.5 MeV; 9Be(γ, n), E ≈ 1.5-4.5 MeV; measured photoneutron σ. 9Be deduced resonance parameters. Comparison with previous results and model predictions.
doi: 10.1016/S0375-9474(03)00715-2
2003ZE03 Phys.Rev.Lett. 90, 202501 (2003) R.G.T.Zegers, H.Abend, H.Akimune, A.M.van den Berg, H.Fujimura, H.Fujita, Y.Fujita, M.Fujiwara, S.Gales, K.Hara, M.N.Harakeh, T.Ishikawa, T.Kawabata, K.Kawase, T.Mibe, K.Nakanishi, S.Nakayama, H.Toyokawa, M.Uchida, T.Yamagata, K.Yamasaki, M.Yosoi Excitation and Decay of the Isovector Giant Monopole Resonances via the 208Pb(3He, tp)Reaction at 410 MeV NUCLEAR REACTIONS 208Pb(3He, t), E=410 MeV; measured σ(E, θ). 208Bi deduced isovector spin-flip giant monopole resonance energy, proton decay branching ratio. 207Pb deduced strong feeding of deep neutron-hole states.
doi: 10.1103/PhysRevLett.90.202501
2002NA31 Prog.Theor.Phys.(Kyoto), Suppl. 146, 603 (2002) S.Nakayama, T.Yamagata, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, M.B.Greenfield, H.Kohri, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa Cluster-Excitations in 6Li and 7Li NUCLEAR REACTIONS 6,7Li(7Li, 7Be), E=65 MeV/nucleon; measured excitation energy spectra. 6,7Li deduced dipole resonance features, cluster excitation.
doi: 10.1143/PTPS.146.603
2001AK09 Phys.Rev. C64, 041305 (2001) H.Akimune, M.Fujimura, M.Fujiwara, K.Hara, T.Ishikawa, T.Kawabata, H.Utsunomiya, T.Yamagata, K.Yamasaki, M.Yosoi Evidence for a 3.8 MeV State in 9B NUCLEAR REACTIONS 9Be(3He, t), E=150 MeV/nucleon; measured σ(E, θ). 9B deduced excited states energies, widths.
doi: 10.1103/PhysRevC.64.041305
2001NA29 Phys.Rev.Lett. 87, 122502 (2001) S.Nakayama, T.Yamagata, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, M.B.Greenfield, H.Kohri, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa Dipole Excitation of α Clusters in 6Li and 7Li NUCLEAR REACTIONS 6,7Li(7Li, 7Be), E=65 MeV/nucleon; measured particle spectra, σ(θ). 6,7He, 6,7Li deduced resonance features, α-cluster structure.
doi: 10.1103/PhysRevLett.87.122502
2001TO07 Phys.Rev. C63, 035801 (2001) Y.Tokimoto, H.Utsunomiya, T.Yamagata, M.Ohta, Y.-W.Lui, R.P.Schmitt, S.Typel, Y.Aoki, K.Ieki, K.Katori Coulomb Breakup of 7Li for Nuclear Astrophysics NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 169Tm, 197Au, 208Pb(7Li, tα), E=42 MeV; measured triton, α spectra, σ(θ) following resonant and nonresonant Coulomb breakup; deduced postacceleration effect. 3H(α, γ), E(cm) ≈ 0.05-0.8 MeV; deduced astrophysical S factors.
doi: 10.1103/PhysRevC.63.035801
2001UT01 Phys.Rev. C63, 018801 (2001) H.Utsunomiya, Y.Yonezawa, H.Akimune, T.Yamagata, M.Ohta, M.Fujishiro, H.Toyokawa, H.Ohgaki Photodisintegration of 9Be with Laser-Induced Compton Backscattered γ Rays NUCLEAR REACTIONS 9Be(γ, n), E=1.78-6.11 MeV; measured photoneutron σ(E); deduced nαα reaction rate. 9Be deduced resonance widths, energies, B(E1). Comparison with compiled results.
doi: 10.1103/PhysRevC.63.018801
2001UT03 Nucl.Phys. A688, 340c (2001) H.Utsunomiya, Y.Yonezawa, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, H.Ohgaki, K.Sumiyoshi Photodisintegration of 9Be and the Reaction Rate for α(αn, γ)9Be NUCLEAR REACTIONS 9Be(γ, n), E=1.5-6 MeV; measured En, Eγ, σ; deduced reaction rate for 4He(αn, γ) reaction. Comparison with compilations.
doi: 10.1016/S0375-9474(01)00723-0
2000NA22 Phys.Rev.Lett. 85, 262 (2000) S.Nakayama, T.Yamagata, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, T.Inomata, H.Kohri, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa Soft Dipole Resonance in the Neutron-Skin Nucleus 6He NUCLEAR REACTIONS 6Li(7Li, 7Be), E=65 MeV/nucleon; measured σ(E, θ), (partcle)γ-coin. 6He deduced soft dipole resonance.
doi: 10.1103/PhysRevLett.85.262
1999NA23 Phys.Rev.Lett. 83, 690 (1999) S.Nakayama, H.Akimune, Y.Arimoto, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, H.Kohri, N.Koori, K.Takahisa, T.Takeuchi, A.Tamii, M.Tanaka, T.Yamagata, Y.Yamamoto, K.Yonehara, H.Yoshida Isovector Electric Monopole Resonance in 60Ni NUCLEAR REACTIONS 60Ni(7Li, 7Be), E=65 MeV/nucleon; measured particle spectra, σ(θ). 60Ni deduced isovector resonances E, Γ.
doi: 10.1103/PhysRevLett.83.690
1999NA36 Phys.Rev. C60, 047303 (1999) S.Nakayama, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, T.Inomata, K.Ishibashi, H.Kohri, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa, T.Yamagata Gamow-Teller Transitions in the (7Li, 7Be) Reaction at 65A MeV NUCLEAR REACTIONS 6Li, 12C, 28Si(7Li, 7Be), E=65 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, σ(E, θ); deduced relationship between σ and B(GT).
doi: 10.1103/PhysRevC.60.047303
1999UE03 Phys.Lett. 465B, 67 (1999) H.Ueno, Y.Fujita, H.Fujita, T.Shinada, Y.Kanzaki, M.Yosoi, A.Tamii, K.Takahisa, F.Ihara, H.Kohri, T.Yamagata, K.Katori (6Li, 6He) Reaction at 100 MeV/Nucleon as a Probe of Spin-Excitation Strengths NUCLEAR REACTIONS 13C, 26Mg, 27Al, 58Ni(6Li, 6He), E=100 MeV/nucleon; measured excitation energy spectra, σ(θ); deduced reaction mechanism features. 26Mg, 27Al, 58Ni deduced Gamow-Teller transition strengths.
doi: 10.1016/S0370-2693(99)01078-3
1999UT03 Nucl.Phys. (Supplement) A654, 928c (1999) H.Utsunomiya, Y.Tokimoto, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt, S.Typel, G.Baur Excitation of Continuum States in 7Li and Their Decay by Quantum Tunneling NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured particle spectra, forward-backward asymmetry; deduced E1, E2, higher-order effects in Coulomb breakup.
doi: 10.1016/S0375-9474(00)88575-9
1998NA14 Nucl.Instrum.Methods Phys.Res. A402, 367 (1998) S.Nakayama, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, K.Fushimi, T.Inomata, K.Ishibashi, H.Kohri, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa, T.Yamagata The (7Li, 7Be) Reaction as a Spin-Probe for Isovector Excitations NUCLEAR REACTIONS 12C(7Li, 7Be), E=65 MeV/nucleon; measured (7Be)γ-coin; deduced reaction mechanism relative spin-flip, non-spin-flip strengths.
doi: 10.1016/S0168-9002(97)00864-4
1998NA16 Nucl.Instrum.Methods Phys.Res. A404, 34 (1998) S.Nakayama, K.Fushimi, H.Kohri, H.Akimune, I.Daito, H.Fujimura, Y.Fujita, M.Fujiwara, T.Inomata, K.Ishibashi, T.Iwawaki, N.Koori, K.Takahisa, A.Tamii, M.Tanaka, H.Toyokawa, T.Yamagata GSO-Detector System ' NYMPHS ' for (7Li, 7Be-γ) Reaction at Intermediate Energies NUCLEAR REACTIONS 12C, 90Zr(7Li, 7Be), E=65 MeV/nucleon; measured Eγ, Iγ(θ), (7Be)γ-coin.
doi: 10.1016/S0168-9002(97)01117-0
1998UT01 Phys.Lett. 416B, 43 (1998) H.Utsunomiya, Y.Tokimoto, H.Mabuchi, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Strongly-Suppressed Post-Coulomb Acceleration in Non-Resonant Breakup of 7Li NUCLEAR REACTIONS 27Al, 58Ni, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured tα-coin, σ(θ, Et, Eα); deduced no evidence for fragment post-acceleration. Non-resonant breakup, Coulomb dissociation, astrophysical implications.
doi: 10.1016/S0370-2693(97)01328-2
1998UT03 Nucl.Instrum.Methods Phys.Res. A402, 417 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Method of Coulomb Breakup Probing Primordial 7Li Synthesis NUCLEAR REACTIONS 90Zr(7Li, tα), E=42 MeV; measured t-, α-spectra, tα-coin; deduced astrophysical S-factors. Comparison with direct capture data.
doi: 10.1016/S0168-9002(97)00883-8
1998UT04 J.Phys.(London) G24, 1637 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Astrophysical Implications of Non-Resonant Break-Up of 7Li NUCLEAR REACTIONS 90Zr, 197Au(7Li, tα), E not given; analyzed nonresonant breakup data; deduced role of post-Coulomb acceleration.
doi: 10.1088/0954-3899/24/8/044
1997OK02 Phys.Lett. 393B, 301 (1997) D.O'Kelly, T.Botting, B.Hurst, R.P.Schmitt, Y.-W.Lui, Y.Hirabayashi, S.Okabe, Y.Sakuragi, H.Utsunomiya, T.Yamagata, M.Ohta Breakup of 30 MeV/u-16O in Nuclear and Coulomb Fields of 120Sn and 208Pb Nuclei NUCLEAR REACTIONS 120Sn, 208Pb(16O, α12C), E=30 MeV/nucleon; measured α12C-coin, σ(θ, θ(α12C)); deduced nuclear, Coulomb-breakup interference role. Coupled channels approach, orthogonality condition model.
doi: 10.1016/S0370-2693(96)01636-X
1996DE16 Phys.Rev. C53, 2718 (1996) R.De Leo, H.Akimune, N.Blasi, I.Daito, Y.Fujita, M.Fujiwara, S.I.Hayakawa, S.Hatori, K.Hosono, H.Ikegami, T.Inomata, I.Katayama, K.Katori, L.Lagamba, S.Micheletti, S.Morinobu, T.Nakagawa, S.Nakayama, A.Narita, T.Noro, R.Perrino, M.Pignanelli, H.Sakaguchi, J.Takamatsu, A.Tamii, K.Tamura, M.Tanaka, A.Terakawa, T.Tohei, M.Tosaki, T.Yamagata, A.Yamagoshi, M.Yoshimura, M.Yosoi Isospin Character of Low-Lying States in 56Fe NUCLEAR REACTIONS 56Fe(polarized p, p'), E=65, 400 MeV; 56Fe(polarized d, d'), E=56 MeV; measured σ(θ), A(y)(θ); deduced optical model parameters. 56Fe levels deduced neutron, proton matrix elements. Enriched target. Coupled-channels analysis, mixed symmetry quadrupole states.
doi: 10.1103/PhysRevC.53.2718
1995YA06 Nucl.Phys. A589, 425 (1995) T.Yamagata, H.Utsunomiya, M.Tanaka, S.Nakayama, N.Koori, A.Tamii, Y.Fujita, K.Katori, M.Inoue, M.Fujiwara, H.Ogata Elastic Scattering of 3He Particles at 450 MeV NUCLEAR REACTIONS 12C, 28Si, 58Ni, 90Zr, 208Pb(3He, 3He), E=450 MeV; measured σ(θ); deduced optical potential parameters.
doi: 10.1016/0375-9474(95)00071-8
1994YA06 Phys.Rev. C50, 2606 (1994) T.Yamagata, H.Utsunomiya, S.Nakayama, N.Koori, M.Tanaka, A.Tamii, Y.Fujita, K.Katori, M.Inoue, M.Fujiwara, H.Ogata, Y.Hirabayashi Sucessful Description of Elastic Scattering of 3He Particles at 150 MeV/Nucleon with the Single Folding Potential Model NUCLEAR REACTIONS 90Zr, 208Pb(3He, 3He), E=450 MeV; measured σ(θ). Enriched targets. Single folding potential model analysis.
doi: 10.1103/PhysRevC.50.2606
1992FU01 Phys.Rev. C45, 993 (1992) Y.Fujita, T.Shimoda, H.Miyatake, N.Takahashi, M.Fujiwara, S.Morinobu, T.Yamagata, J.Takamatsu, A.Terakawa, H.Folger Observation of the Low-Energy Octupole Resonance in 208Pb by Inelastic α Scattering NUCLEAR REACTIONS 208Pb(α, α'), E=70 MeV; measured σ(θ). 208Pb levels deduced L-assignment, EWSR fractions, isoscalar nature of low energy octupole resonance. Enriched target, DWBA analysis, comparison with (p, p') data.
doi: 10.1103/PhysRevC.45.993
1992NA13 Phys.Rev. C46, 1667 (1992) S.Nakayama, T.Yamagata, M.Tanaka, M.Inoue, K.Yuasa, T.Itahashi, H.Ogata, N.Koori, K.Shima, M.B.Greenfield Evidence for Isovector Giant Resonances at 2(h-bar x Omega) via the (7Li, 7Be) Reactions on 12C and 28Si NUCLEAR REACTIONS 12C, 28Si(7Li, 7Be), E=26 MeV/nucleon; measured σ(E, θ=0°), (7Be)γ-coin; deduced σ(E, ΔS=0), σ(E, ΔS=1). 12C, 28Si deduced electric isovector giant resonances, Γ.
doi: 10.1103/PhysRevC.46.1667
1991NA12 Phys.Rev.Lett. 67, 1082 (1991) S.Nakayama, T.Yamagata, M.Tanaka, M.Inoue, K.Yuasa, T.Itahashi, H.Ogata, N.Koori, K.Shima Relative Strength (ΔS = 1)/[(ΔS = 0) + (ΔS = 1)] of Isovector Spin Excitations in the High-Lying Resonance Region of 12C NUCLEAR REACTIONS 12C(7Li, 7Be), E=26 MeV/nucleon; measured ejectile energy spectra, (particle)γ-coin. 12C deduced isovector spin excitation relative strength.
doi: 10.1103/PhysRevLett.67.1082
1991NA17 Nucl.Instrum.Methods Phys.Res. A302, 472 (1991) S.Nakayama, T.Yamagata, M.Tanaka, M.Inoue, K.Yuasa, T.Itahashi, H.Ogata, N.Koori, K.Shima Particle-γ Coincidence Applied to Observation of Spin-Flip Probability in the (7Li, 7Be) Reaction NUCLEAR REACTIONS 12C(7Li, 7Be), E=26 MeV/nucleon; measured (particle)γ-coin, energy spectra; deduced spin-flip probability for (7Li, 7Be) reaction.
doi: 10.1016/0168-9002(91)90362-T
1990NA03 Nucl.Phys. A507, 515 (1990) S.Nakayama, T.Yamagata, K.Yuasa, M.Tanaka, H.G.Bohlen, H.Lenske, H.H.Wolter, M.Inoue, T.Itahashi, H.Ogata Excitation of Isovector States by the (7Li, 7Be) Reaction on 12C and 13C NUCLEAR REACTIONS 12,13C(7Li, 7Be), E=21 MeV/nucleon; measured σ(E, θ). 12,13B deduced levels, J, π. Microscopic DWBA analysis.
doi: 10.1016/0375-9474(90)90306-7
1990NA24 Phys.Lett. 246B, 342 (1990) S.Nakayama, T.Yamagata, K.Yuasa, M.Tanaka, M.Inoue, T.Itahashi, H.Ogata Dominance of the Direct Reaction Process in the 12C(7Li, 7Be)12B Reaction at θ(L) = 0° and E(L) ≥ 21 MeV/A NUCLEAR REACTIONS 12C(7Li, 7Be), E=14-26 MeV/nucleon; measured σ(θ), σ(E(7Be)); deduced reaction mechanism.
doi: 10.1016/0370-2693(90)90611-9
1989YA02 Phys.Rev. C39, 873 (1989) T.Yamagata, K.Yuasa, N.Inabe, M.Nakamura, M.Tanaka, S.Nakayama, K.Katori, M.Inoue, S.Kubono, T.Itahashi, H.Ogata, Y.Sakuragi Elastic Scattering of the Unstable Nucleus 7Be on 12C at 140 MeV NUCLEAR REACTIONS 12C(7Be, 7Be), E=140 MeV; measured σ(θ); deduced reaction mechanism. Double-folding model, coupled-discretized continuum channels model analyses. Secondary beam projectiles.
doi: 10.1103/PhysRevC.39.873
1988KA09 Nucl.Phys. A480, 323 (1988) K.Katori, T.Shimoda, T.Fukuda, S.Shimoura, A.Sakaguchi, M.Tanaka, T.Yamagata, N.Takahashi, H.Ogata, M.Kamimura, Y.Sakuragi Breakup Effects of 6,7Li on Elastic and Inelastic Scattering from 12C at 18-28 MeV/Nucleon NUCLEAR REACTIONS 12C(6Li, 6Li), (6Li, 6Li'), E=123.5, 168.6 MeV; 12C(7Li, 7Li), (7Li, 7Li'), E=131.8 MeV; measured σ(θ); deduced reaction mechanism. Double-folding model, coupled-discretized continuum channels model.
doi: 10.1016/0375-9474(88)90400-9
1988TA08 Nucl.Instrum.Methods Phys.Res. A267, 139 (1988) M.Tanaka, T.Yamagata, S.Nakayama, M.Inoue, K.Goto, K.Katori, M.Yanagi, H.Ogata Double Scattering Measurement Applied for Heavy Ion Elastic Scattering at Intermediate Energies NUCLEAR REACTIONS 12C(6Li, 6Li), E=150 MeV; measured σ(θ) asymmetry; deduced iT11(θ). Double scattering experiment.
doi: 10.1016/0168-9002(88)90637-7
1987NA16 Phys.Lett. 195B, 316 (1987) S.Nakayama, T.Yamagata, K.Yuasa, M.Tanaka, M.Inoue, T.Itahashi, H.Ogata Isovector Giant Resonances in Light Nuclei Observed by (7Li, 7Be) Reaction NUCLEAR REACTIONS 12C, 24Mg, 27Al, 28Si, 48Ti(7Li, 7Be), E=150 MeV; measured σ(E(7Be), θ), σ(θ). 12B, 24Na, 27Mg, 28Al, 48Sc deduced giant resonances, widths. DWBA calculations.
doi: 10.1016/0370-2693(87)90024-4
1987TA21 Phys.Rev. C36, 2146 (1987) M.Tanaka, T.Yamagata, S.Nakayama, M.Inoue, Y.Sakuragi, M.Kamimura, K.Goto, K.Katori, M.Yanagi, H.Ogata Observation of Vector Analyzing Power in Elastic Scattering of 150-MeV 6Li on 12C NUCLEAR REACTIONS 12C(polarized 6Li, 6Li), E=150 MeV; measured σ(θ), left-right asymmetry; deduced iT11(θ). Cluster folding coupled channel calculations, projectile excitations.
doi: 10.1103/PhysRevC.36.2146
1987YA11 Phys.Rev. C36, 573 (1987) T.Yamagata, S.Kishimoto, K.Iwamoto, B.Saeki, K.Yuasa, M.Tanaka, K.Ogino, S.Matsuki, T.Fukuda, M.Inoue, K.Hosono, A.Shimizu, N.Matsuoka, I.Miura, Y.Ikku, H.Ogata Fine Structure of Resonance at E(x) ≈ 14 MeV in 40Ca NUCLEAR REACTIONS 40Ca(p, p'), E=65.1 MeV; measured σ(θ), σ(Ep', θ). 40Ca deduced levels, J, π, EWSR fractions. Natural target. DWBA analyses.
doi: 10.1103/PhysRevC.36.573
1986NA11 Phys.Rev. C34, 366 (1986) S.Nakayama, T.Yamagata, K.Yuasa, M.Tanaka, M.Inoue, T.Itahashi, H.Ogata Excitation of Isovector Giant Resonances in 27Al by Heavy Ion Charge Exchange Reaction NUCLEAR REACTIONS 27Al(7Li, 7Be), E=100, 150, 180 MeV; measured σ(θ, E). 27Al deduced isovector giant resonances, Γ, J, π.
doi: 10.1103/PhysRevC.34.366
1983YA02 Phys.Lett. 123B, 169 (1983) T.Yamagata, S.Kishimoto, K.Iwamoto, K.Yuasa, M.Tanaka, S.Nakayama, T.Fukuda, M.Inoue, M.Fujiwara, Y.Fujita, I.Miura, H.Ogata Hexadecapole Component in the Giant Quadrupole Resonance Region of 208Pb NUCLEAR REACTIONS 208Pb(3He, 3He'), E=140 MeV; measured σ(E(3He)), σ(θ). 208Pb deduced hexadecapole component, GQR, EWSR strength, giant monopole resonance.
doi: 10.1016/0370-2693(83)90415-X
1982TA10 Phys.Rev.Lett. 48, 1791 (1982) M.Tanaka, T.Yamagata, T.Fukuda, T.Shimoda, M.Wakai, S.Nakayama, T.Nojiri, M.Inoue, I.Miura, H.Ogata Gamma Decay of Low-Energy Octupole Resonance in 90Zr NUCLEAR REACTIONS 90Zr(α, α'), E=99.3 MeV; measured σ(Eα'), αγ(θ). 90Zr deduced resonance, octupole character, J, π, γ-branching.
doi: 10.1103/PhysRevLett.48.1791
1982YA02 Nucl.Phys. A381, 277 (1982) T.Yamagata, S.Kishimoto, K.Yuasa, B.Saeki, K.Iwamoto, M.Tanaka, T.Fukuda, I.Miura, M.Inoue, H.Ogata Excitation of Giant Monopole Resonances in 144Sm and 208Pb by (α, α') Reactions at Eα = 84-119 MeV NUCLEAR REACTIONS 144Sm(α, α'), E=83.8, 99.1, 108.6 MeV; 208Pb(α, α'), E=83.8, 89, 118.7 MeV; measured σ(θ, E). 144Sm, 208Pb deduced giant monopole, quadrupole resonances, Γ, deformation parameters β(L). Dipole plus triplet quadrupole magnetic detection system, enriched target. DWBA analysis.
doi: 10.1016/0375-9474(82)90144-0
1981TA25 Nucl.Phys. A372, 173 (1981) M.Tanaka, K.Iwamoto, T.Yamagata, S.Kishimoto, B.Saeki, K.Yuasa, T.Fukuda, K.Okada, I.Miura, M.Inoue, H.Ogata The 12C(3He, α)11C Reaction at 100-140 MeV NUCLEAR REACTIONS 12C(3He, α), E=99.4, 119.1, 139.6 MeV; measured σ(E, θ); deduced reaction mechanism. Natural Target. DWBA analysis including two-step processes.
doi: 10.1016/0375-9474(81)90094-4
1981YA02 Phys.Rev. C23, 937 (1981); Erratum Phys.Rev. C23, 2798 (1981) T.Yamagata, S.Kishimoto, K.Yuasa, K.Iwamoto, B.Saeki, M.Tanaka, T.Fukuda, I.Miura, M.Inoue, H.Ogata High Energy Component of Giant Octupole Resonance in Medium and Heavy Mass Nuclei NUCLEAR REACTIONS 90,92Zr, 116,118,120Sn, 144Sm, 208Pb(3He, 3He'), E=110-140 MeV; measured σ(θ, E). 90,92Zr, 116,118,120Sn, 144Sm, 208Pb deduced giant octupole resonance, deformation β3, EWSR. Enriched target. DWBA analysis.
doi: 10.1103/PhysRevC.23.937
1980HY02 Nucl.Phys. A333, 1 (1980) M.Hyakutake, I.Kumabe, M.Fukada, T.Komatuzaki, T.Yamagata, M.Inoue, H.Ogata Elastic Scattering of 119 MeV 3He Particles and Energy and Mass-Number Dependence of Optical Potential Parameters NUCLEAR REACTIONS 12C, 27Al, 59Co, 58,60,62,64Ni, 89Y, 90,92Zr(3He, 3He), E=119.0 MeV; measured σ(θ); deduced optical model parameters.
doi: 10.1016/0375-9474(80)90013-5
1980OK03 Nucl.Phys. A349, 125 (1980) High-Spin States of 1f-2p Shell Odd-Odd Nuclei Excited by (α, d) Reactions NUCLEAR REACTIONS 50Ti, 52Cr, 54,56Fe(α, d), E=23.9 MeV; measured σ(θ). 52V, 54Mn, 56,58Co deduced levels, L, J, π. Enriched targets, DWBA analysis.
doi: 10.1016/0375-9474(80)90448-0
1979KU17 J.Phys.Soc.Jpn. 47, 673 (1979) I.Kumabe, M.Hyakutake, M.Inoue, K.Hosono, K.Yuasa, B.Saeki, T.Yamagata, S.Kishimoto, T.Yanabu, T.Higo, Y.Iwashita, K.Ogino, N.Sakamoto Excitation of 6+, 8+, 10+ and 9- States in 122Sn by Reactions (p, t) And (p, p') NUCLEAR REACTIONS 124Sn(p, t), 122Sn(p, p'), E=54.9 MeV; measured σ(θ). 122Sn deduced levels, J, π, configurations. DWBA analysis. High-resolution magnetic spectrograph, enriched targets.
doi: 10.1143/JPSJ.47.673
1978HY02 Nucl.Phys. A311, 161 (1978) M.Hyakutake, M.Matoba, I.Kumabe, M.Fukada, T.Komatuzaki, T.Yamagata, M.Tanaka, M.Inoue, I.Miura, H.Ogata Elastic Scattering of 90-120 MeV 3He Particles and an Unambiguous Optical Potential NUCLEAR REACTIONS 40Ca, 58Ni, 90Zr, 116Sn(3He, 3He), E=109.2 MeV; 58Ni(3He, 3He), E=89.3, 118.5 MeV; measured σ(E(3He), θ); deduced optical model parameters.
doi: 10.1016/0375-9474(78)90507-9
1978TA22 Phys.Lett. 78B, 221 (1978) M.Tanaka, T.Yamagata, K.Iwamoto, S.Kishimoto, B.Saeki, K.Yuasa, T.Fukuda, I.Miura, K.Okada, M.Inoue, H.Ogata Gross Structure of Deeply Bound Hole States in Odd Tin Isotopes Observed with the (3He, α) Reaction NUCLEAR REACTIONS 114,116,118,120Sn(3He, α), E=110, 120 MeV; measured σ(Eα, θ). 113,115,117,119Sn deduced levels, S, Γ for deep g9/2 hole states.
doi: 10.1016/0370-2693(78)90010-2
1978YA05 Phys.Rev.Lett. 40, 1628 (1978) T.Yamagata, K.Iwamoto, S.Kishimoto, B.Saeki, K.Yuasa, M.Tanaka, T.Fukuda, K.Okada, L.Miura, M.Inoue, H.Ogata Isoscalar Multipole Resonances in 40Ca NUCLEAR REACTIONS 40Ca(3He, 3He'), E=120 MeV; measured 3He'α coin. 40Ca deduced level, J, π.
doi: 10.1103/PhysRevLett.40.1628
1974KA14 J.Phys.Soc.Jap. 36, 929 (1974) Studies of (α, d) Reactions on N = 28 Nuclei. I. 51V(α, d)53Cr NUCLEAR REACTIONS 51V(α, d), E=22 MeV; measured σ(Ed, θ). 53Cr deduced levels, L.
doi: 10.1143/JPSJ.36.929
1974KA27 J.Phys.Soc.Jap. 37, 789 (1974) Studies of (α, d) Reactions on N=28 Nuclei. II. 52Cr(α, d)54Mn NUCLEAR REACTIONS 52Cr(α, d), E=24 MeV; measured σ(Ed, θ). 54Mn deduced levels, J, π, L.
doi: 10.1143/JPSJ.37.789
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