NSR Query Results
Output year order : Descending NSR database version of May 8, 2024. Search: Author = S.X.Nakamura Found 16 matches. 2020IS04 Phys.Rev. C 101, 052201 (2020) T.Ishikawa, H.Fujimura, H.Fukasawa, R.Hashimoto, Q.He, Y.Honda, A.Hosaka, T.Iwata, S.Kaida, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, S.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, S.X.Nakamura, K.Nawa, S.Ogushi, Y.Okada, K.Okamura, Y.Onodera, K.Ozawa, Y.Sakamoto, M.Sato, T.Sato, H.Shimizu, H.Sugai, K.Suzuki, Y.Tajima, S.Takahashi, Y.Taniguchi, Y.Tsuchikawa, H.Yamazaki, R.Yamazaki, H.Y.Yoshida wN scattering length from w photoproduction on the proton near the reaction threshold NUCLEAR REACTIONS 1H(γ, ω), E=1.09-1.15 GeV; measured Eγ, Iγ, differential σ(θ), and total σ(Eγ) using the FOREST detector at the Research Center for Electron Photon Science of Tohoku University; deduced scattering parameters, spin-averaged scattering length, and effective range. Comparison with other experimental results and with theoretical predictions.
doi: 10.1103/PhysRevC.101.052201
2019RO17 Phys.Rev. C 100, 045503 (2019) N.Rocco, S.X.Nakamura, T.-S.H.Lee, A.Lovato Electroweak pion production on nuclei within the extended factorization scheme NUCLEAR REACTIONS 12C(e, e'π), E=620, 730, 961, 1650 MeV; 12C(ν, ν'), (ν, μ-), E=1.0 GeV; 1H(e, e'π0), (e, e'π+), Q2=0.4, 1.76, 2.95 MeV; 1H(ν, μ-π+), 1n(ν, μ-π0), (ν, μ-π+), E<2.25 GeV muon neutrinos; calculated double differential σ(E) using the dynamical coupled-channel (DCC) ANL-Osaka model and Metropolis Monte Carlo integration techniques for generating the matrix elements of current operators relevant to pion production off the nucleon. Comparison with experimental data from ANL and BNL.
doi: 10.1103/PhysRevC.100.045503
2018NA23 Phys.Rev. C 98, 042201 (2018) Extraction of γn → πN observables from deuteron-target data NUCLEAR REACTIONS 2H(γ, π-), (γ, π0), (polarized γ, π-), (polarized γ, π0), E=300, 500, 720, 1000 MeV; calculated unpolarized differential σ(θ), polarization observables, pion angular distributions, and proton momentum distribution using a model consisting of impulse term and the final-state interaction (FSI) terms due to nucleon and pion exchange, with and without a cut on the final πN invariant mass. Comparison with experimental data, and with other theoretical calculations.
doi: 10.1103/PhysRevC.98.042201
2017NA08 Rep.Prog.Phys. 80, 056301 (2017) S.X.Nakamura, H.Kamano, Y.Hayato, M.Hirai, W.Horiuchi, S.Kumano, T.Murata, K.Saito, M.Sakuda, T.Sato, Y.Suzuki Towards a unified model of neutrino-nucleus reactions for neutrino oscillation experiments
doi: 10.1088/1361-6633/aa5e6c
2017NA29 Phys.Rev. C 96, 042201 (2017) S.X.Nakamura, H.Kamano, T.Ishikawa Low-energy η nucleon interaction studied with η photoproduction off the deuteron NUCLEAR REACTIONS 1H(γ, pη), E=1498-1700 MeV; 2H(γ, npη), E=720, 775 MeV; calculated differential σ(θ, E) and compared with experimental data. 2H(γ, npη), E=0.94 GeV; calculated threefold differential cross sections as function of Mηn. Dynamical coupled-channels (DCC) model. Relevance to planned η photoproduction experiment at the Research Center for Electron Photon Science (ELPH), Tohoku University.
doi: 10.1103/PhysRevC.96.042201
2016KA31 Phys.Rev. C 94, 015201 (2016) H.Kamano, S.X.Nakamura, T.-S.H.Lee, T.Sato Isospin decomposition of γN → N* transitions within a dynamical coupled-channels model NUCLEAR REACTIONS 1n(γ, π-)p, E=1101-1996 MeV; 1n(γ, π0)n, E=1202-1912 MeV; 1H(γ, π0)p, E=1869-2092 MeV; 1H(γ, π+)n, E=1313-2092 MeV; analyzed σ(θ), photon asymmetry, target polarization and recoil polarization using database of the INS DAC Services at GWU; deduced transition amplitudes for photoexcitation of the neutron-to-nucleon resonances, helicity amplitudes. Dynamical coupled-channels analysis.
doi: 10.1103/PhysRevC.94.015201
2015KA32 Phys.Rev. C 92, 025205 (2015); Erratum Phys.Rev. C 95, 049903 (2017) H.Kamano, S.X.Nakamura, T.-S.H.Lee, T.Sato Dynamical coupled-channels model of K-p reactions. II. Extraction of Λ* and Σ* hyperon resonances
doi: 10.1103/PhysRevC.92.025205
2014KA49 Phys.Rev. C 90, 065204 (2014) H.Kamano, S.X.Nakamura, T.-S.H.Lee, T.Sato Dynamical coupled-channels model of K-p reactions: Determination of partial-wave amplitudes
doi: 10.1103/PhysRevC.90.065204
2013KA41 Phys.Rev. C 88, 035209 (2013) H.Kamano, S.X.Nakamura, T.-S.H.Lee, T.Sato Nucleon resonances within a dynamical coupled-channels model of πN and γN reactions
doi: 10.1103/PhysRevC.88.035209
2010KA20 Phys.Rev. C 81, 065207 (2010) H.Kamano, S.X.Nakamura, T.-S.H.Lee, T.Sato Extraction of P11 resonances from πN data
doi: 10.1103/PhysRevC.81.065207
2010NA04 Phys.Rev. C 81, 035502 (2010) S.X.Nakamura, T.Sato, T.-S.H.Lee, B.Szczerbinska, K.Kubodera Dynamical model of coherent pion production in neutrino-nucleus scattering NUCLEAR REACTIONS 12C(π-, X), E=75-275 MeV; calculated total cross section. 12C(π+, π+), E=40, 80 MeV; 12C(π-, π-), E=120, 180, 230, 280 MeV; 12C(γ, π0), E=173 MeV; 12C(γ, π0), E(cm)=200, 290, 350 MeV; calculated σ(θ) of differential cross section. 12C(ν, X), E=0.2-1.5 GeV; calculated σ, pion and muon momentum distributions. Microscopic dynamical model describing neutrino-induced coherent pion production. Comparisons with experimental data.
doi: 10.1103/PhysRevC.81.035502
2009NA26 Phys.Rev. C 80, 035802 (2009) S.X.Nakamura, K.Sumiyoshi, T.Sato Neutrino deuteron reaction in the heating mechanism of core-collapse supernovae NUCLEAR REACTIONS 2H(ν, e2p), (ν, e+2n), (ν, ν'np), (ν, d), E=0-140 MeV; calculated total σ and energy transfer cross sections reactions with the phenomenological Lagrangian approach. Comparison with ν+3H, ν+3He and ν+4He reactions.
doi: 10.1103/PhysRevC.80.035802
2008NA10 Phys.Rev. C 77, 054001 (2008) Bridging p-wave π production and weak processes in few-nucleon systems with chiral perturbation theory
doi: 10.1103/PhysRevC.77.054001
2007NA21 Nucl.Phys. A790, 422c (2007) Renormalization group analysis of nuclear force
doi: 10.1016/j.nuclphysa.2007.03.075
2006NA27 Phys.Rev. C 74, 034004 (2006); Erratum Phys.Rev. C 76, 069902 (2007) Renormalization group analysis of nuclear current operators
doi: 10.1103/PhysRevC.74.034004
2005NA27 Prog.Theor.Phys.(Kyoto) 114, 77 (2005) Consideration of Nuclear Forces from the Viewpoint of the Renormalization Group - Relation of Nuclear Forces between Phenomenological Approach and Nuclear Effective Field Theory-
doi: 10.1143/PTP.114.77
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