NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = K.Itonaga Found 37 matches. 2018IT08 Prog.Theor.Exp.Phys. 2018, 113D01 (2018) K.Itonaga, T.Motoba, T.A.Rijken Hypernuclear non-mesonic weak decays in the extended meson exchange model NUCLEAR STRUCTURE 4H, 4,5He, 7Li, 9Be, 11B, 12,13C, 15N, 16O, 27Al, 28Si, 56Fe, 89Y, 139La, 209Bi; analyzed available data; deduced calculated decay rates, resonance parameter widths, intrinsic asymmetry parameter medium-to-heavy hypernuclei.
doi: 10.1093/ptep/pty110
2012BY02 Nucl.Phys. A881, 199 (2012) P.Bydzovsky, M.Sotona, T.Motoba, K.Itonaga, K.Ogawa, O.Hashimoto Electromagnetic production of medium-mass Λ-hypernuclei NUCLEAR REACTIONS 1H(γ, K+)Λ, E=0.9-2.2 GeV;1H(γ, K+)Λ, E(cm)=0.9-2.5 GeV; measured reaction products; deduced σ(θ); calculated σ(θ) using different models. 28Si(γ, K+)28λAl, E=1.3 GeV;40Ca(γ, K+)40ΛK, E=1.3 GeV;52Cr(γ, K+)52Λ, E=1.3 GeV; measured reaction products; deduced DDHF hypernucleus levels, J, π, configuration, σ(θ), spectroscopic factor; calculated levels, J, π, configuration, σ(θ), spectroscopic factor using DWIA, PWIA, other models.
doi: 10.1016/j.nuclphysa.2012.01.023
2010IT03 Prog.Theor.Phys.(Kyoto), Suppl. 185, 252 (2010) Hypernuclear Weak Decays RADIOACTIVITY 7,8Li, 8,9Be, 10,11B, 12,13C, 14,15N(π-); calculated hypernucleus decay rates, T1/2. Comparison with experimental data.
doi: 10.1143/PTPS.185.252
2010IT04 Int.J.Mod.Phys. E19, 2579 (2010) K.Itonaga, T.Motoba, Th.A.Rijken, T.Ueda Meson exchange model with the axial vector a1-meson exchange and hypernuclear nonmesonic decay asymmetries NUCLEAR STRUCTURE 5He, 7Li, 9Be, 10,11B, 12,13C, 16O; calculated asymmetry parameters for s- and p-shell hypernuclei.
doi: 10.1142/S0218301310017113
2010MO24 Prog.Theor.Phys.(Kyoto), Suppl. 185, 197 (2010) T.Motoba, K.Itonaga, Y.Yamamoto (π+, K+) Reaction Spectroscopy of Heavy Hypernuclei NUCLEAR REACTIONS 12C, 56Fe, 89Y, 139La(π+, K+), E<30 MeV; calculated hypernucleus production σ(θ), strength functions, excitation spectra, J, π, energy spacings. DWIA analysis.
doi: 10.1143/PTPS.185.197
2010MO25 Prog.Theor.Phys.(Kyoto), Suppl. 185, 224 (2010) T.Motoba, P.Bydzovsky, M.Sotona, K.Itonaga Spectroscopy of Electro- and Photo-Productions of Hypernuclei NUCLEAR REACTIONS 9Be, 10B, 12C, 19F, 28Si, 40Ca(π+, K+), (π-, K-), (γ, K+), E<2.5 GeV; calculated hypernucleus production σ(θ), s(θ, E), hyperon recoil, excitation energy. Comparison with experimental data.
doi: 10.1143/PTPS.185.224
2010MO34 Int.J.Mod.Phys. E19, 2470 (2010) T.Motoba, P.Bydzovsky, M.Sotona, K.Itonaga, K.Ogawa, O.Hashimoto Spectroscopy of Medium-mass hypernuclear production NUCLEAR REACTIONS 12C, 28Si, 40Ca(γ, K+)12B/28Al/40K, E=1.3 GeV; calculated excitation spectra, photoproduction differential σ, hyperon recoil momentum.
doi: 10.1142/S0218301310016971
2008IT02 Phys.Rev. C 77, 044605 (2008) K.Itonaga, T.Motoba, T.Ueda, Th.A.Rijken Role of the axial vector a1-meson exchange in hypernuclear nonmesonic weak decays NUCLEAR STRUCTURE 5He, 11B, 12C; calculated decay rates, neutron/proton width ratios, asymmetry parameters of hypernuclei. Comparison with experimental data.
doi: 10.1103/PhysRevC.77.044605
2003IT13 Mod.Phys.Lett. A 18, 135 (2003) Nonmesonic weak decays of single-Λ and double-Λ hypernuclei of light mass systems NUCLEAR STRUCTURE 4H, 4,5,6He, 10Be; calculated nonmesonic decay rates for one- and two-Λ hypernuclei. Meson-exchange potential model.
doi: 10.1142/S0217732303010119
2002IT01 Phys.Rev. C65, 034617 (2002) Nonmesonic Decays and Lifetimes of Hypernuclei NUCLEAR STRUCTURE 4H, 4,5He, 11B, 12C, 16O, 28Si, 56Fe, 89Y, 139La, 209Bi; calculated hypernuclear nonmesonic decay rates, T1/2. Comparison with data.
doi: 10.1103/PhysRevC.65.034617
2001IT07 Nucl.Phys. A691, 197c (2001) Weak Decays of Double-Λ Hypernuclei
doi: 10.1016/S0375-9474(01)01030-2
1998AJ01 Phys.Rev.Lett. 80, 3471 (1998) S.Ajimura, M.Ishikawa, K.Ikeda, T.Kishimoto, A.Okusu, N.Shinkai, Y.Tanaka, H.Ejiri, T.Nakano, T.Nagae, H.Noumi, K.Manabe, M.Sekimoto, T.Shibata, O.Hashimoto, K.Maeda, T.Takahashi, T.Hasegawa, H.Bhang, H.Park, Y.Kim, M.Youn, T.Motoba, K.Itonaga Polarization of (Λ)5He Produced by the (π+, K+) Reaction NUCLEAR REACTIONS 6Li(π+, K+), (π+, K+p), E at 1.05 GeV/c; measured excitation energy spectra, asymmetry; deduced 5He hypernucleus formation, polarization.
doi: 10.1103/PhysRevLett.80.3471
1998IN01 Nucl.Phys. A633, 312 (1998) T.Inoue, M.Oka, T.Motoba, K.Itonaga Non-Mesonic Weak Decays of Light Hypernuclei in the Direct Quark and the One-Pion Exchange Mechanisms NUCLEAR STRUCTURE 4H, 4,5He; calculated hypernuclei non-mesonic decay rates; deduced contributions from one pion exchange, direct quark mechanisms. Comparison with data.
doi: 10.1016/S0375-9474(98)00005-0
1998IT02 Nucl.Phys. A639, 329c (1998) A-Dependence of Non-Mesonic Decay Rates in the 1π and Correlated 2π Exchange Model
doi: 10.1016/S0375-9474(98)00291-7
1997OB01 Phys.Rev. C56, 3295 (1997) I.T.Obukhovsky, K.Itonaga, G.Wagner, A.J.Buchmann, A.Faessler Pionic Decay of a Possible d' Dibaryon and the Short-Range NN Interaction
doi: 10.1103/PhysRevC.56.3295
1996IT01 Nucl.Phys. A609, 422 (1996) K.Itonaga, A.J.Buchmann, G.Wagner, A.Faessler Pionic Decay of a Possible d' Dibaryon
doi: 10.1016/S0375-9474(96)00278-3
1995IT01 Nucl.Phys. A585, 331c (1995) A Role of 2π/σ-Exchange in the (Lambda)N → NN Weak Potential and the Nonmesonic Decay of Light (Lambda) Hypernuclei NUCLEAR STRUCTURE A=4-13; calculated hypernuclei nonmesonic decay rates Γ, Γp, Γn, Γn/Γp.
doi: 10.1016/0375-9474(94)00592-B
1994IT01 Phys.Rev. C49, 1045 (1994) K.Itonaga, T.Motoba, O.Richter, M.Sotona Hypernuclear and (Lambda)-Spin Polarizations Produced in the (π+, K+) Reaction NUCLEAR REACTIONS 13,12C, 16O, 10,11B, 14N(π+, K+), E at 1.04 GeV/c; calculated σ(θ), polarization vs excitation energy. DWIA, configuration-mixed wave functions.
doi: 10.1103/PhysRevC.49.1045
1994IT03 Nucl.Phys. A577, 301c (1994) A New (Lambda)N → NN Weak Potential and the Hypernuclear Nonmesonic Decay NUCLEAR STRUCTURE A=4, 5; calculated hypernuclei nonmesonic decay rates. New N(Lambda)-NN weak potential.
doi: 10.1016/0375-9474(94)90871-0
1994IT07 Prog.Theor.Phys.(Kyoto), Suppl. 117, 17 (1994) The (K-, π-) and (π+, K+) Reaction and Λ-Hypernuclear Polarization NUCLEAR REACTIONS 1n(π+, X), (K-, X), E at 1-2.4 GeV/c; calculated Λ production σ(θ) vs E. 12C(K-, π-), E at 0.8, 1.1 GeV/c; 12C(π+, K+), E at 1.04, 1.06 GeV/c; 13C(K-, π-), E at 0.8 GeV/c; 13C(π+, K+), E at 1.04, 1.1 GeV/c; 16O(π+, K+), E at 1.04 GeV/c; 16O(K-, π-), E at 1.1 GeV/c; 10B(π+, K+), E at 1.04 GeV/c; calculated σ(θ), Λ hypernuclei production. DWBA, elementary spin-nonflip, spin-flip amplitudes, polarization studies included. NUCLEAR STRUCTURE A=11; A=12; calculated hypernuclei levels.
doi: 10.1143/PTPS.117.17
1994MO22 Nucl.Phys. A577, 293c (1994) (Lambda)-Spin Polarization in Nuclear Medium and Hypernuclear Weak Decay NUCLEAR REACTIONS 12C(π+, K+), E at 1.04 GeV/c; 12C(π-, K-), E at 1.1 GeV/c; calculated σ(θ) vs excitation, polarizations for lambda hypernuclei. Other reactions discussed.
doi: 10.1016/0375-9474(94)90870-2
1994MO49 Prog.Theor.Phys.(Kyoto), Suppl. 117, 123 (1994) Photoproduction of Polarized Hypernuclei NUCLEAR REACTIONS 1H(γ, X), E=1-2 GeV; calculated Λ production σ(θ), polarization vs E. 10B, 12C, 16O(γ, K+), E at 1.2 GeV/c; 16O(π+, K+), E at 1.04 GeV/c; calculated σ(θ), polarization for hypernuclei production. Phenomenological elementary process parametrization.
doi: 10.1143/PTPS.117.123
1994MO50 Prog.Theor.Phys.(Kyoto), Suppl. 117, 477 (1994) Pi-Mesonic Weak Decay Rates of Light-to-Heavy Hypernuclei NUCLEAR STRUCTURE A=7-15; calculated π-mesonic decay rates for hypernuclei.
doi: 10.1143/PTPS.117.477
1992IT02 Nucl.Phys. A547, 57c (1992) K.Itonaga, T.Motoba, O.Richter, M.Sotona Hypernuclear and (Lambda)-Spin Polarizations in the (π+, K+) and (K-, π-) Reactions NUCLEAR REACTIONS 12C(π+, K+), E at 1.04 GeV/c; 12C(K-, π-), E at 1.1 GeV/c; calculated σ(θ), hypernuclei, lambda-spin polarizations, proton asymmetry.
doi: 10.1016/0375-9474(92)90709-S
1992MO27 Czech.J.Phys. B42, 1143 (1992) Hypernuclear Production Induced by In-Flight K and π NUCLEAR REACTIONS 56Fe(K-, π-), E at 720 MeV/c; 56Fe, 208Pb(π+, K+), E at 1040 MeV/c; 12C(K-, π-), E at 800 MeV/c; 12C, 28Si(K-, π-), E at 0.7-1.5 GeV/c; 40Ca, 28Si(K-, K+), E at 1.6 GeV/c; 12C(K-, π-), E at 800 MeV/c; 90Zr, 56Fe, 28Si(π+, K+), E at 1040 MeV/c; 89Y(π+, K+), E at 1050 MeV/c; analyzed data; deduced polarized hypernuclei production implications. DWIA.
doi: 10.1007/BF01591399
1992SO23 Nucl.Phys. A547, 63c (1992) M.Sotona, K.Itonaga, T.Motoba, O.Richter, J.Zofka Production of Polarized Hypernuclei - Photoproduction versus (π, K) and (K, π) Reactions - NUCLEAR REACTIONS 16O(π+, K+), E at 0.72-1.2 GeV/c; calculated σ(θ), hypernuclear, lambda-spin polarizations. 12C, 16O(γ, K+), E at 1.2 GeV/c; calculated σ(θ), hypernuclear polarization.
doi: 10.1016/0375-9474(92)90710-2
1990IT02 Prog.Theor.Phys.(Kyoto) 84, 291 (1990) p-Shell Hypernuclei via (K-, π-), (π+, K+) and (Stopped K-, π-) Reactions - A Systematic Calculation with Configuration Mixing - NUCLEAR REACTIONS 14N, 13,12C(K-, π-), E at 800 MeV/c; 12C(π+, K+), E at 1040 MeV/c; calculated σ(θ); 15N, 10B(K-, π-), E at 800 MeV/c; 15N(π+, K+), E at 1040 MeV/c; 15N(K-, π-), E at rest; calculated relative excitation strength vs hypernucleus excitation. Configuration mixed shell model, DWIA.
doi: 10.1143/ptp/84.2.291
1989IT04 Nuovo Cim. 102A, 501 (1989) π-Mesonic Decay of p-Shell (Lambda) Hypernuclei NUCLEAR STRUCTURE 12C; calculated p-shell π-decay. Hypernuclei.
doi: 10.1007/BF02734869
1988IT02 Z.Phys. A330, 209 (1988) Pi-Mesonic Decay of Hypernuclei and Pion Wavefunction NUCLEAR REACTIONS 12C, 16O(π+, π+), E=20, 30, 40 MeV; 12C, 16O(π-, π-), E=30 MeV; calculated σ(θ).
1988IT03 Prog.Theor.Phys.(Kyoto) 80, 517 (1988) Heavy Ion Collision with Friction Model NUCLEAR REACTIONS 16O(16O, 16O), E=80-240 MeV; calculated potential features, parameter dependence; deduced fusion window energy.
doi: 10.1143/PTP.80.517
1988MA58 Z.Phys. A331, 89 (1988) R.Mach, J.Zofka, K.Itonaga, T.Motoba, H.Bando Pions in Nuclear Interior - Sensitive Test by Hypernuclear Decay
1981IT03 Prog.Theor.Phys.(Kyoto) 66, 2103 (1981) Shell and Alpha-Cluster-Like States in 44Ti NUCLEAR STRUCTURE 44Ti; calculated levels, B(E2), Sα. Shell, α-cluster models.
doi: 10.1143/PTP.66.2103
1979MO18 Prog.Theor.Phys.Suppl. No.65, 136 (1979) Chapter V. Structure of Light fp-Shell Nuclei. Effects of Core-Excitation and α-Clustering Correlation NUCLEAR STRUCTURE 42Sc, 44Ti, 44Ca; calculated energy levels, B(E2). Shell-model, core-polarization renormalization, realistic effective interaction, quadrupole-quadrupole term.
doi: 10.1143/PTPS.65.136
1977SU01 Nucl.Phys. A282, 53 (1977) T.Suehiro, K.Miura, Y.Hiratate, H.Yokomizo, K.Itonaga, H.Ohnuma The 54Fe(p, t)52Fe Reaction at 52 MeV NUCLEAR REACTIONS 54Fe(p, t), E=51.9 MeV; measured σ(θ, Et). 52Fe deduced levels, J, π, transition strength. 54Fe enriched target.
doi: 10.1016/0375-9474(77)90170-1
1974IT01 Progr.Theor.Phys. 52, 487 (1974) Four-Hole Structure in Fe Isotopes NUCLEAR STRUCTURE 52,53,54Fe; calculated levels.
doi: 10.1143/PTP.52.487
1974SU02 Nucl.Phys. A220, 461 (1974) T.Suehiro, J.Kokame, Y.Ishizaki, H.Ogata, Y.Sugiyama, Y.Saji, I.Nonaka, K.Itonaga Core-Excited States of 54Fe from the 56Fe(p, t)54Fe Reaction at 52 MeV NUCLEAR REACTIONS 56Fe(p, t), Ep=51.9 MeV; measured σ(θ, Et). 54Fe deduced levels, J, π, transition strength.
doi: 10.1016/0375-9474(74)90128-6
1970IT02 Progr.Theoret.Phys. 44, 1232 (1970) On the Contraction of Deuteron Cluster in Li6 NUCLEAR STRUCTURE 6Li; analyzed deuteron cluster contraction.
doi: 10.1143/PTP.44.1232
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