NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = M.Kimura Found 154 matches. Showing 1 to 100. [Next]2024KI03 Eur.Phys.J. A 60, (2024) Shape of 12C NUCLEAR STRUCTURE 12C; analyzed available data; deduced energy levels, J, π, charge form factor, intrinsic densities, reconstructed density exhibits a triangular shape, suggesting the formation of α clusters in the ground rotational band.
doi: 10.1140/epja/s10050-024-01302-w
2024TA06 Phys.Lett. B 849, 138434 (2024) Impact of the molecular resonances on the C12+12C fusion reaction rate NUCLEAR REACTIONS 12C(12C, X), E(cm)=0.5-4 MeV; calculated σ, S-factor, resonance parameters with a full-microscopic nuclear model employing various nuclear energy Skyrme and Gogny density functionals. Comparison with available data.
doi: 10.1016/j.physletb.2023.138434
2024UT01 Phys.Rev. C 109, 014617 (2024) H.Utsunomiya, S.Goriely, M.Kimura, N.Shimizu, Y.Utsuno, G.M.Tveten, T.Renstrom, T.Ari-izumi, S.Miyamoto Photoneutron emission cross sections for 13C
doi: 10.1103/PhysRevC.109.014617
2024ZH14 Phys.Lett. B 850, 138511 (2024) Q.Zhao, M.Kimura, B.Zhou, S.-h.Shin Microscopic investigation of one- and two-proton decay from the excited states of 10C RADIOACTIVITY 10C(p), (2p), 9B(p); calculated decay widths with R-matrix method. Comparison with experimental data. Microscopic cluster model.
doi: 10.1016/j.physletb.2024.138511
2023TA04 Phys.Rev. C 107, 024314 (2023) R.Takatsu, Y.Suzuki, W.Horiuchi, M.Kimura Microscopic study of the deformed neutron halo of 31Ne NUCLEAR STRUCTURE 30,31Ne; calculated levels, J, p, S(n), point-proton and neutron distribution radii, quadrupole moments of protons and neutrons. 31Ne; calculated neutron single-particle energies, occupation numbers from the five most weakly bound neutrons, spectroscopic factor of ground and excited states, widths of the resonances 30Ne+n. Antisymmetrized molecular dynamics plus resonating group method (AMD+RGM) combined with analytical continuation of the coupling constant (ACCC) to improve the description of resonance states. Showed that 31Ne is a deformed halo nucleus in which the rotational excitation of the core is coupled with a deformed neutron halo. Comparison to experimental data and calculations performed with antisymmetrized molecular dynamics plus generator coordinate method (AMD+GCM).
doi: 10.1103/PhysRevC.107.024314
2023YA30 Phys.Rev.Lett. 131, 242501 (2023) Z.H.Yang, Y.L.Ye, B.Zhou, H.Baba, R.J.Chen, Y.C.Ge, B.S.Hu, H.Hua, D.X.Jiang, M.Kimura, C.Li, K.A.Li, J.G.Li, Q.T.Li, X.Q.Li, Z.H.Li, J.L.Lou, M.Nishimura, H.Otsu, D.Y.Pang, W.L.Pu, R.Qiao, S.Sakaguchi, H.Sakurai, Y.Satou, Y.Togano, K.Tshoo, H.Wang, S.Wang, K.Wei, J.Xiao, F.R.Xu, X.F.Yang, K.Yoneda, H.B.You, T.Zheng Observation of the Exotic 0+2 Cluster State in 8He NUCLEAR REACTIONS C, 1H(8He, 8He), E=82.3 MeV/nucleon; measured reaction products, En, In. 6,8He; deduced σ(θ), resonant state J, π, large isoscalar monopole transition strength, and the emission of a strongly correlated neutron pair. Comparison with theoretical calculations. RIPS beam line of RIKEN Nishina Center.
doi: 10.1103/PhysRevLett.131.242501
2022BA19 Phys.Rev. C 105, L061301 (2022) 4α linear-chain state produced by 9Be + 9Be collisions NUCLEAR STRUCTURE 18O; calculated levels, J, π, B(E2), moments of inertia, α- and 9Be-decay widths, bands structure. Calculations assuming 4α+2n linear chain structure in 18O and based on antisymmetrized molecular dynamics (AMD). Discussed the possibility of production linear-chain of 18O in 9Be+9Be heads-on collisions.
doi: 10.1103/PhysRevC.105.L061301
2022BL08 Eur.Phys.J. A 58, 236 (2022) D.Blaschke, H.Horiuchi, M.Kimura, G.Ropke, P.Schuck Topical collection on light clusters in nuclei and nuclear matter: nuclear structure and decay, heavy-ion collisions, and astrophysics
doi: 10.1140/epja/s10050-022-00867-8
2022HA10 Phys.Rev. C 105, 044302 (2022) J.X.Han, Y.Liu, Y.L.Ye, J.L.Lou, X.F.Yang, T.Baba, M.Kimura, B.Yang, Z.H.Li, Q.T.Li, J.Y.Xu, Y.C.Ge, H.Hua, Z.H.Yang, J.S.Wang, Y.Y.Yang, P.Ma, Z.Bai, Q.Hu, W.Liu, K.Ma, L.C.Tao, Y.Jiang, L.Y.Hu, H.L.Zang, J.Feng, H.Y.Wu, S.W.Bai, G.Li, H.Z.Yu, S.W.Huang, Z.Q.Chen, X.H.Sun, J.J.Li, Z.W.Tan, Z.H.Gao, F.F.Duan, J.H.Tan, S.Q.Sun, Y.S.Song Observation of the π2σ2-bond linear-chain molecular structure in 16C NUCLEAR REACTIONS 2H(16C, X)16C/2H/1H/2H/3H/3He/4He/5He/6He/6Li/7Li/8Li/9Li/7Be/8Be/9Be/10Be/11Be/12Be, E=23.5 MeV/nucleon; measured reaction products, recoil 2H, 8Be and other outgoing particles; deduced Q-value spectra for breakup of excited states of 16C into 4He+12Be and 6He+10Be channels, angular correlation between 4He and 12Be decay fragments from the 16.5 MeV resonance in 16C, and 6He and 10Be fragments from the 19.4 MeV resonance in 16C. 16C; deduced excitation energy spectra reconstructed from 4He+12Be+2 H and 6He+10Be+2H channels, levels, resonances, total width. Comparison with previous experimental data, and with antisymmetrized molecular dynamics (AMD) theoretical calculations. Secondary 16C beam produced in 9Be(18O, X), E=59.6 MeV/nucleon primary reaction at the HIRFL-RIBLL facility in Lanzhou.
doi: 10.1103/PhysRevC.105.044302
2022KI01 Phys.Rev. C 105, 014311 (2022) M.Kimura, Y.Suzuki, T.Baba, Y.Taniguchi Description of isospin mixing by a generator coordinate method NUCLEAR STRUCTURE 14C, 14N; calculated energy curves as functions of quadrupole deformation parameter β. 14N; calculated levels, J, π, isospin T=1 components. 14N; calculated B(M1), B(E1), B(E2), magnetic dipole moments, electric quadrupole moments, spectroscopic factors, and overlap functions for low-lying, low-spin positive- and negative-parity states. Generator coordinate method (GCM) by applying the Fermi transition operator to the wave functions of isobars, for describing isospin mixing. Comparison with experimental data.
doi: 10.1103/PhysRevC.105.014311
2022MA11 Few-Body Systems 63, 20 (2022) Two-Neutron Halo Structure and Anti-halo Effect in 31F NUCLEAR STRUCTURE 29,31F; calculated the radius and total reaction cross section using a three-body wave function, anti-halo effect that suppresses the halo structure in the ground state.
doi: 10.1007/s00601-021-01715-z
2022MO36 Prog.Theor.Exp.Phys. 2022, 113D01 (2022) H.Motoki, Y.Suzuki, T.Kawai, M.Kimura Cluster formation in neutron-rich Be and B isotopes NUCLEAR STRUCTURE 10,12,14Be, 11,13,15,17,19B; calculated quadrupole deformation parameters, the RMS proton, neutron, and matter distribution radii of the Be and B isotopes and the principal neutron quantum numbers, magnetic moments of the B isotopes within the approximated shell model(SM) and molecular orbital (MO) configurations. Comparison with available data.
doi: 10.1093/ptep/ptac145
2022SU12 Prog.Theor.Exp.Phys. 2022, 063D02 (2022) Y.Suzuki, W.Horiuchi, M.Kimura Erosion of N = 28 shell closure: Shape coexistence and monopole transition NUCLEAR STRUCTURE 40Mg, 42Si, 44S; calculated energy levels, J, π, potential energy surfaces, B(E2) using the theoretical framework of antisymmetrized molecular dynamics with the Gogny D1S density functional; deduced different aspects of shape coexistence.
doi: 10.1093/ptep/ptac071
2022ZH11 Eur.Phys.J. A 58, 25 (2022) Q.Zhao, B.Zhou, M.Kimura, H.Motoki, S.-h.Shin Microscopic calculations of 6He and 6Li with real-time evolution method NUCLEAR STRUCTURE 6He, 6Li; calculated low-lying cluster states, J, π, rms radii by the real-time evolution method (REM) which generates basis wave functions for the generator coordinate method (GCM) from the equation of motion of Gaussian wave packets.
doi: 10.1140/epja/s10050-021-00648-9
2022ZH64 Phys.Rev. C 106, 054313 (2022) Q.Zhao, M.Kimura, B.Zhou, S.-h.Shin α-formation probability in 10Be and 12Be within a microscopic cluster model NUCLEAR STRUCTURE 4,6,8He, 10,12Be; calculated ground state energy. 10,12Be; calculated rms radii of point neutron and proton distributions, charge radius, reduced width amplitude, spectroscopic factors. Calculations within the framework of generator coordinates method (GCM) with the real-time evolution method (REM) where the equation of motion of the Gaussian wave packets is used to generate basis wave functions, with various cluster configurations. Comparison with experimental data and other theoretical calculations.
doi: 10.1103/PhysRevC.106.054313
2021AD09 Phys.Rev. C 103, 044315 (2021) P.Adsley, V.O.Nesterenko, M.Kimura, L.M.Donaldson, R.Neveling, J.W.Brummer, D.G.Jenkins, N.Y.Kheswa, J.Kvasil, K.C.W.Li, D.J.Marin-Lambarri, Z.Mabika, P.Papka, L.Pellegri, V.Pesudo, B.Rebeiro, P.-G.Reinhard, F.D.Smit, W.Yahia-Cherif Isoscalar monopole and dipole transitions in 24Mg, 26Mg, and 28Si NUCLEAR REACTIONS 24,26Mg, 28Si(α, α'), E=200 MeV; measured E(α), I(α), differential σ(θ) using K600 magnetic spectrometer for momentum analysis of α particles, and two multiwire drift chambers and two plastic scintillators at the iThemba LABS accelerator facility. 24,26Mg, 28Si; deduced levels, J, π, deformation parameters, percentage of the energy weighted sum rule (EWSR) for a level, B(E1), strength distributions for isoscalar dipole (IS1) and isoscalar monopole transitions (IS0), configurations. Comparison with Skyrme quasiparticle random-phase approximation (QRPA) and antisymmetrized molecular dynamics+generator coordinate method (AMD+GCM) calculations, and with experimental data in the ENSDF database.
doi: 10.1103/PhysRevC.103.044315
2021CH55 Phys.Rev. C 104, 054313 (2021) V.Choudhary, W.Horiuchi, M.Kimura, R.Chatterjee Enormous nuclear surface diffuseness of Ne and Mg isotopes in the island of inversion NUCLEAR STRUCTURE 20,21,22,23,24,25,26,27,28,29,30,31,32,33,34Ne, 24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40Mg; calculated nuclear surface diffuseness as a function of neutron number, occupation numbers; analyzed nuclear surface diffuseness parameters and rms point matter radii from experimental elastic scattering differential cross sections at 350-, 500- and 800-MeV incident energies. 29Ne; calculated valence neutron density distribution. Microscopic antisymmetrized molecular dynamics (AMD) model, and two-parameter Fermi density distribution for the diffuseness parameters and matter radii.
doi: 10.1103/PhysRevC.104.054313
2021DA12 Eur.Phys.J. A 57, 203 (2021) A description of the structure and electromagnetic breakup of 11Be with microscopic inputs NUCLEAR STRUCTURE 10,11Be; calculated proton and neutron densitydistributions, energy levels, J, π, one-neutron separation energy, spectroscopic factors using AMD and AMD+RGM.
doi: 10.1140/epja/s10050-021-00526-4
2021SH20 Phys.Rev. C 103, 054313 (2021) Shape of 13C studied by the real-time evolution method NUCLEAR STRUCTURE 13C; calculated levels, J, π, B(E2), bands based on E2 transition strengths, energies and radii of the first 1/2- and 5/2+ states, overlap between REM wave function and the basis wave function for 1/2- and 1/2+ states, density distributions of the basis wave functions for 1/2- and 1/2+ states; deduced the ground band as a rigid-body rotational band manifesting triangular symmetry. Real-time evolution method (REM) using the equation-of-motion of cluster of 3α+n system without any assumption of symmetry. Comparison of level structures with the experimental data.
doi: 10.1103/PhysRevC.103.054313
2021SH42 Few-Body Systems 62, 93 (2021) The Isoscalar Monopole Strength of 13C NUCLEAR STRUCTURE 13C; calculated energy levels, J, π, density distributions of the Brink-Bloch wave functions, monopole strengths, radii, extra neutron causes the shrinkage of 3α.
doi: 10.1007/s00601-021-01671-8
2021SU18 Phys.Rev. C 104, 024327 (2021) Triaxial deformation and the disappearance of the N=28 shell gap NUCLEAR STRUCTURE 38,40,42Mg, 40,42,44Si, 42,44,46S, 44,46,48Ar; calculated potential energy surfaces, squared GCM amplitudes and occupation numbers for ground states in (β, γ) plane, energies, spins, B(E2) and quadrupole moments of low-lying positive-parity levels for N=26, 28 and 30 isotones. 42Mg, 44Si, 46S, 48Ar; calculated proton and neutron single-particle levels as function of β and γ deformation parameters for N=30 isotones; investigated nature and cause of the nuclear deformations and its relation to the disappearance of the neutron magic number N=28 in vicinity of 42Si. Antisymmetrized molecular dynamics (AMD) calculations with Gogny D1S density functional. Comparison with experimental data.
doi: 10.1103/PhysRevC.104.024327
2021TA11 Phys.Rev. C 103, L031305 (2021) Y.Taniguchi, K.Yoshida, Y.Chiba, Y.Kanada-En'yo, M.Kimura, K.Ogata Unexpectedly enhanced α-particle preformation in 48Ti probed by the (p, pα) reaction NUCLEAR REACTIONS 48Ti(p, pα)44Ca, E=101.5 MeV; calculated wave-function density distribution contours for α+44Ca system, reduced width amplitude (RWA), triple-differential cross sections via distorted wave impulse approximation (DWIA), binding energy, charge radii, and E2 transition matrix of 44Ti using mean-field solution and α+44Ca wave function; deduced unexpected enhanced α-particle preformation in medium-mass 48Ti nucleus.
doi: 10.1103/PhysRevC.103.L031305
2021YA07 Phys.Rev.Lett. 126, 082501 (2021) Z.H.Yang, Y.Kubota, A.Corsi, K.Yoshida, X.-X.Sun, J.G.Li, M.Kimura, N.Michel, K.Ogata, C.X.Yuan, Q.Yuan, G.Authelet, H.Baba, C.Caesar, D.Calvet, A.Delbart, M.Dozono, J.Feng, F.Flavigny, J.-M.Gheller, J.Gibelin, A.Giganon, A.Gillibert, K.Hasegawa, T.Isobe, Y.Kanaya, S.Kawakami, D.Kim, Y.Kiyokawa, M.Kobayashi, N.Kobayashi, T.Kobayashi, Y.Kondo, Z.Korkulu, S.Koyama, V.Lapoux, Y.Maeda, F.M.Marques, T.Motobayashi, T.Miyazaki, T.Nakamura, N.Nakatsuka, Y.Nishio, A.Obertelli, A.Ohkura, N.A.Orr, S.Ota, H.Otsu, T.Ozaki, V.Panin, S.Paschalis, E.C.Pollacco, S.Reichert, J.-Y.Rousse, A.T.Saito, S.Sakaguchi, M.Sako, C.Santamaria, M.Sasano, H.Sato, M.Shikata, Y.Shimizu, Y.Shindo, L.Stuhl, T.Sumikama, Y.L.Sun, M.Tabata, Y.Togano, J.Tsubota, F.R.Xu, J.Yasuda, K.Yoneda, J.Zenihiro, S.-G.Zhou, W.Zuo, T.Uesaka Quasifree Neutron Knockout Reaction Reveals a Small s-Orbital Component in the Borromean Nucleus 17B NUCLEAR REACTIONS 1H(17B, np)16B, E ∼ 277 MeV/nucleon; measured reaction products, Eγ, Iγ. 17B; deduced energy levels, partial σ and spectroscopic parameters, resonance widths. Comparison with GSM, VS-IMSRG, AMD, SM calculations. MINOS target, RIKEN Nishina Center.
doi: 10.1103/PhysRevLett.126.082501
2021ZH31 Eur.Phys.J. A 57, 157 (2021) Q.Zhao, Y.Suzuki, J.He, B.Zhou, M.Kimura α clustering and neutron-skin thickness of carbon isotopes NUCLEAR STRUCTURE 10,12,14Be, 12,14,16,18C; analyzed available data; calculated point proton and neutron density distributions of the ground states, α spectroscopic factors as function of the neutron skin thickness.
doi: 10.1140/epja/s10050-021-00465-0
2020BA40 Phys.Rev. C 102, 024317 (2020) Monopole and dipole transitions of the cluster states of 18O NUCLEAR STRUCTURE 18O; calculated levels, J, π, density distributions of the intrinsic states, α spectroscopic factors, reduced matrix for the E0 and IS0 transitions between 0+ states, E1, and IS1 transitions between 0+ and 1- states. Antisymmetrized molecular-dynamics (AMD) calculations for (14C+α) cluster structure of the 0+ and 1- states in 18O. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.024317
2020CH06 Phys.Rev. C 101, 024317 (2020) Hoyle-analog state in 13C studied with antisymmetrized molecular dynamics NUCLEAR STRUCTURE 13C; calculated levels, J, π, Hoyle-analog states, cluster configurations, intrinsic matter and valence neutron density distribution contours, reduced width amplitudes (RWAs) in 12C+n and 9Be+α channels, rms matter radii, S factors. Antisymmetrized molecular dynamics using Gogny D1S and modified Gogny D1S interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.024317
2020CH34 Phys.Rev. C 102, 034619 (2020) V.Choudhary, W.Horiuchi, M.Kimura, R.Chatterjee Imprint of a nuclear bubble in nucleon-nucleus diffraction NUCLEAR REACTIONS 22O, 24Ne, 26Mg, 28Si, 30S, 32Ar, 34Ca(p, p), E=325, 550, 800 MeV; calculated reaction probabilities, σ(θ, E) for various bubble parameters using Glauber model. 22O, 24Ne, 26Mg, 28Si, 30S, 32Ar, 34Ca, 34Si; calculated density distributions, rms matter radii, quadrupole deformation parameters β and γ, bubble parameters, neutron and proton occupation probabilities using antisymmetrized molecular dynamics (AMD); deduced prominent bubble structure of 22O.
doi: 10.1103/PhysRevC.102.034619
2020KI12 Phys.Rev. C 102, 024325 (2020) α + 28Si and 16O + 16O molecular states and their isoscalar monopole strengths NUCLEAR REACTIONS 28Si(α, α)32S*,16O(16O, 16O)32S*, E=threshold; calculated energy curves of the positive-parity states before and after the angular momentum projection, energy curves as function of quadrupole deformation parameter β2, intrinsic densities corresponding to the ground and superdeformed minima on the energy surface, 0+ molecular states from analysis of cluster spectroscopic factors, their excitation energies and isoscalar monopole transition matrices and strengths, reduced width amplitudes for 0+ states, molecular rotational bands and B(E2) up to 8+. Extended framework of antisymmetrized molecular dynamics (AMD). Comparison with available experimental data.
doi: 10.1103/PhysRevC.102.024325
2020LI14 Phys.Rev.Lett. 124, 192501 (2020) Y.Liu, Y.L.Ye, J.L.Lou, X.F.Yang, T.Baba, M.Kimura, B.Yang, Z.H.Li, Q.T.Li, J.Y.Xu, Y.C.Ge, H.Hua, J.S.Wang, Y.Y.Yang, P.Ma, Z.Bai, Q.Hu, W.Liu, K.Ma, L.C.Tao, Y.Jiang, L.Y.Hu, H.L.Zang, J.Feng, H.Y.Wu, J.X.Han, S.W.Bai, G.Li, H.Z.Yu, S.W.Huang, Z.Q.Chen, X.H.Sun, J.J.Li, Z.W.Tan, Z.H.Gao, F.F.Duan, J.H.Tan, S.Q.Sun, Y.S.Song Positive-Parity Linear-Chain Molecular Band in 16C NUCLEAR REACTIONS 2H(16C, X)2H, E=23.5 MeV/nucleon; measured reaction products, Eα, Iα. 16C; deduced excitation energies, spin parities, total decay widths of the resonances in 16C. Comparison with AMD calculations.
doi: 10.1103/PhysRevLett.124.192501
2020MA15 Phys.Rev. C 101, 041303 (2020) Two-neutron halo structure of 31F and a novel pairing antihalo effect NUCLEAR STRUCTURE 31F; calculated S(2n), rms matter radius, valence neutron occupation number of the p3/2 and f7/2 orbits, and radial density distribution using cluster orbital shell model; discussed two-neutron-halo structure, binding mechanism, and the novel antihalo effect. NUCLEAR REACTIONS 1H, 12C(31F, X), (29F, X), E=240, 900 MeV/nucleon; calculated total σ(E) using Glauber theory, and compared with available experimental data.
doi: 10.1103/PhysRevC.101.041303
2020NI05 Phys.Rev. C 102, 054327 (2020) H.Nishibata, K.Tajiri, T.Shimoda, A.Odahara, S.Morimoto, S.Kanaya, A.Yagi, H.Kanaoka, M.R.Pearson, C.D.P.Levy, M.Kimura, N.Tsunoda, T.Otsuka Structure of the neutron-rich nucleus 30Mg RADIOACTIVITY 30Na(β-), (β-n), (β-2n)[nuclear-spin-polarized radioactive beam of 28-keV 30Na from U(p, X), E=500 MeV at TRIUMF cyclotron]; measured Eγ, Iγ, γγ and βγ-coin, γγ(θ), β(θ) from spin-polarized 30Na source, isomer half-life by centroid shift of βγ(t) spectrum using eight sets of detector telescopes consisting of a coaxial high-purity Ge detector (HPGe) and thin plastic scintillator at ISAC-TRIUMF facility. 30Mg; deduced levels, J, π, bands, M1 scissors mode, multipolarities, asymmetry parameters for β transitions, β feedings, logft. 30Na; deduce J, π of the ground state, %β-n or Pn and %β-2n or P2n. Comparison with CHFB + LQRPA, AMD + GCM, and large-scale shell model with the EEdf1 interaction, and with previous experimental data. COMPILATION 30Mg; compiled levels, J, π from literature, and evaluation in the ENSDF database.
doi: 10.1103/PhysRevC.102.054327
2020ZH45 Eur.Phys.J. A 56, 298 (2020) B.Zhou, M.Kimura, Q.Zhao, S.-h.Shin Microscopic calculations for Be isotopes within real-time evolution method NUCLEAR STRUCTURE 9,10,12Be; calculated energy levels, J, π within the Real-time Evolution Method (REM).
doi: 10.1140/epja/s10050-020-00306-6
2019BA06 Phys.Rev. C 99, 021303 (2019) Coulomb shift in the mirror pair of 14C and 14O as a signature of the linear-chain structure NUCLEAR STRUCTURE 14C, 14O; calculated levels, J, π, ground state binding energies, Coulomb energies and shifts, radii, density distributions of intrinsic wave functions, single particle energies, Thomas-Ehrman shift, and α-decay widths of linear chain states using antisymmetrized molecular dynamics (AMD). Linear chain structures.
doi: 10.1103/PhysRevC.99.021303
2019BA51 Phys.Rev. C 100, 064311 (2019) Variety of clustering in 18O NUCLEAR STRUCTURE 18O; calculated levels, J, π, cluster and band structures, density distribution contours of intrinsic positive- and negative-parity states, α-decay widths, spectroscopic factors for α and 6He channels, energy versus quadrupole deformation using the antisymmetrized molecular dynamics (AMD) method; deduced five different types of cluster states for 0+ state: 14C+α, higher-nodal 14C+α, two-molecular states (12C+α+2n), and a 4α linear-chain, dominance of α-particle emission for the 14C+α cluster states and 6He emission for the molecular states. Comparison with available experimental data, and with previous theoretical calculations.
doi: 10.1103/PhysRevC.100.064311
2019IM01 Phys.Rev. C 99, 064327 (2019) Real-time evolution method and its application to the 3α cluster system NUCLEAR STRUCTURE 12C; calculated levels, J, π intrinsic wave function densities, rms radii, and electric monopole (E0) and isoscalar dipole (E1) transition matrix elements to excited 0+ and 1- states using real-time evolution method (REM), where the equation of motion of the Gaussian wave packets is used to generate basis wave functions, with various cluster configurations. Comparison with experimental data, and with other theoretical model predictions.
doi: 10.1103/PhysRevC.99.064327
2019NI04 Phys.Rev. C 99, 024322 (2019) H.Nishibata, S.Kanaya, T.Shimoda, A.Odahara, S.Morimoto, A.Yagi, H.Kanaoka, M.R.Pearson, C.D.P.Levy, M.Kimura, N.Tsunoda, T.Otsuka Structure of 31Mg: Shape coexistence revealed by β-ψ spectroscopy with spin-polarized 31Na RADIOACTIVITY 31Na(β-), (β-n)[from 238U(p, X), E=500 MeV, followed by high-resolution mass separation and spin-polarization of 31Na beam at ISAC-I-TRIUMF facility]; measured β spectra, polarization asymmetry of β particles emitted by the decay of 31Na, Eβ, Iβ, Eγ, Iγ, βγ(θ), γ(polarization), βγ- and γγ-coin, half-life of the 50-keV level in 31Mg by βγ(t) using thin plastic scintillators for β- detection and Ge detectors for γ detection at TRIUMF. 31Mg; deduced levels, J, π, %β-n and %β-2n, deformed rotational bands with Kπ=1/2+ and 1/2-. 31Mg(β-)[from 31Na β- decay]; observed γ rays. Comparison with previous experimental data, and with theoretical calculations. Systematics of energies of the lowest 1/2+, 3/2+, 3/2-, and 7/2- levels in 31Mg, 33Si, 35S, 37Ar, 39Ca. NUCLEAR STRUCTURE 31Mg; calculated levels, J, π using antisymmetrized molecular dynamics (AMD) plus generator coordinate method (GCM), and shell model with the EEdf1 interaction, microscopically derived from chiral effective field theory. Comparison with experimental data. COMPILATION 31Mg; compiled and discussed experimental and evaluated data for levels, J, π from 1984 to 2013.
doi: 10.1103/PhysRevC.99.024322
2019YO04 Phys.Rev. C 100, 044601 (2019) K.Yoshida, Y.Chiba, M.Kimura, Y.Taniguchi, Y.Kanada-En'yo, K.Ogata Quantitative description of the 20Ne(p, pα)16O reaction as a means of probing the surface α amplitude NUCLEAR REACTIONS 20Ne(p, pα)16O, E=101.5 MeV; calculated differential σ(θ) and reduced width amplitudes (RWA) within the Distorted Wave Impulse Approximation (DWIA) framework. Antisymmetrized Molecular Dynamics (AMD) used to describe α cluster states of 20Ne, and its RWA obtained by the Laplace expansion method. Comparison made with available experimental data. The cross section for this reaction is quantitatively reproduced by this framework. Investigated relationship between the α cluster wave function and the α knockout cross section.
doi: 10.1103/PhysRevC.100.044601
2019ZH24 Phys.Rev. C 99, 051303 (2019) B.Zhou, Y.Funaki, H.Horiuchi, M.Kimura, Z.Ren, G.Ropke, P.Schuck, A.Tohsaki, C.Xu, T.Yamada Nonlocalized motion in a two-dimensional container of α particles in 3- and 4- states of 12C NUCLEAR STRUCTURE 12C; calculated level energies, Tohsaki-Horiuchi-Schuck-Ropke (THSR) wave functions, energy curves and contours, and density profiles of the first 3- and 4- states in 12C using container model. Comparison with generator coordinate method (GCM).
doi: 10.1103/PhysRevC.99.051303
2018BA20 Phys.Rev. C 97, 054315 (2018) Characteristic α and 6He decays of linear-chain structures in 16C NUCLEAR STRUCTURE 16C; calculated angular-momentum-projected energy surface contours in (β, γ) plane for 0+ and 1- states, density distributions, valence neutron orbits, levels, J, π, B(E2), α-decay and 6He-decay reduced widths of linear-chain states, α-cluster and neutron spectroscopic factors, in-band B(E2) strengths for low-spin states in the ground, triangular, and linear-chain bands. Antisymmetrized molecular dynamics (AMD) calculations. Comparison with available experimental data.
doi: 10.1103/PhysRevC.97.054315
2018ZH53 Phys.Rev. C 98, 054323 (2018) 2α + T cluster structure in 11B NUCLEAR STRUCTURE 11B; calculated levels, rms matter radii of the 3/2- states, isoscalar monopole transition strengths, B(E2) strengths, contours of squared overlaps for the positive- and negative-parity 1/2, 3/2, and 5/2 states, isoscalar dipole transition strengths using 2α+t cluster structure and the microscopic generator coordinate method (GCM) with the Brink cluster wave functions. Comparison with experimental data, and with other theoretical predictions.
doi: 10.1103/PhysRevC.98.054323
2017BA14 Phys.Rev. C 95, 064318 (2017) Three-body decay of linear-chain states in 14C NUCLEAR STRUCTURE 14C; calculated energies, Γα, Γ(6He), Γ(10Be) and Γ(6He+8Be) for levels in 14C up to 8+, and decays to 0+, 2+, 1- and 2- states in 10Be, and comparison with the observed resonances in α+10Be resonant scattering data, proton density distribution of the linear-chain configurations; deduced π- and σ-bond linear-chain formations in 14C. 8Be; calculated density distribution. 10Be; calculated positive- and negative-parity states and proton density distributions. Antisymmetrized molecular dynamics (AMD) calculations.
doi: 10.1103/PhysRevC.95.064318
2017CH20 Phys.Rev. C 95, 044328 (2017) Y.Chiba, Y.Taniguchi, M.Kimura Inversion doublets of reflection-asymmetric clustering in 28Si and their isoscalar monopole and dipole transitions NUCLEAR STRUCTURE 28Si; calculated levels, J, π, B(E2), isoscalar monopole and dipole transition strengths, intrinsic matter density distributions, cluster bands of 24Mg+α, 16O+12C, and 20Ne+2α cluster configurations, oblate deformed ground state, cluster S factors for the ground and excited 0+ states; deduced existence of inversion doublets. Antisymmetrized molecular dynamics with Gogny D1S effective interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.044328
2017KI03 Phys.Rev. C 95, 034331 (2017) Structure and decay of the pygmy dipole resonance in 26Ne NUCLEAR STRUCTURE 24,25,26Ne; calculated low-energy levels, J, π, B(E2), energy curves as functions of quadrupole deformation parameter β. 26Ne; calculated intrinsic density distributions at energy minima of positive- and negative-parity states, electric dipole strength functions, energy weighted sum and centroid energy of GDR, isoscalar (IS) dipole strength distribution, single-particle spectroscopic factors and B(E1) for 1- pygmy dipole resonances (PDR). Antisymmetrized molecular dynamics (AMD) and its extended version shifted-basis AMD. Comparison with available experimental data.
doi: 10.1103/PhysRevC.95.034331
2017MO26 Phys.Rev. C 96, 034328 (2017) S.Momiyama, P.Doornenbal, H.Scheit, S.Takeuchi, M.Niikura, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, M.Kimura, N.Kobayashi, Y.Kondo, J.Lee, S.Michimasa, T.Motobayashi, N.Shimizu, M.Takechi, Y.Togano, Y.Utsuno, K.Yoneda, H.Sakurai In-beam γ-ray spectroscopy of 35Mg via knockout reactions at intermediate energies NUCLEAR REACTIONS C(36Mg, 35Mg), E=235 MeV; C(37Al, 35Mg), E=246 MeV, [secondary 36Mg and 37Al beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction, followed by separation using BigRIPS separator and Zero Degree spectrometer at RIBF-RIKEN facility]; measured reaction products, Eγ, Iγ, (35Mg)γ-coin, inclusive and γ-ray cross sections, parallel momentum distributions using DALI2 array of 186 large-volume NaI(Tl) crystals. 35Mg; deduced levels, J, π. Comparison with shell-model calculations using SDPF-M interaction, and with antisymmetrized molecular dynamics (AMD) model calculations using Gogny D1S force. C(36Mg, 34Mg), (36Mg, 33Mg), E=235 MeV; measured inclusive σ. NUCLEAR STRUCTURE 35Mg; calculated levels, J, π, single-particle knockout cross sections, spectroscopic factors using shell-model with SDPF-M interaction, and antisymmetrized molecular dynamics (AMD) model with Gogny D1S force. Comparison with experimental data.
doi: 10.1103/PhysRevC.96.034328
2017NI02 Phys.Lett. B 767, 81 (2017) H.Nishibata, T.Shimoda, A.Odahara, S.Morimoto, S.Kanaya, A.Yagi, H.Kanaoka, M.R.Pearson, C.D.P.Levy, M.Kimura Shape coexistence in the N = 19 neutron-rich nucleus 31Mg explored by β-γ spectroscopy of spin-polarized 31Na RADIOACTIVITY 31Na(β-) [from U(p, X)31Na, E=500 MeV]; measured decay products, Eγ, Iγ; deduced level energies, J, π, branching ratios, rotational bands. Comparison with antisymmetrized molecular dynamics (AMD) plus generator coordinate method (GCM) calculations.
doi: 10.1016/j.physletb.2017.01.049
2016BA53 Phys.Rev. C 94, 044303 (2016) Structure and decay pattern of the linear-chain state in 14C NUCLEAR STRUCTURE 14C; calculated angular-momentum projected energy surface contours in (β, γ) plane for 0+ and 1- states, positive-parity energy levels up to 10+ belonging to ground band, Kπ=0+ and 2+ triangular band, π-bond linear chain band, and σ-bond linear chain band, proton and neutron rms radii, B(E2) for positive- and negative-parity states, cluster states, α-decay reduced widths. Antisymmetrized molecular dynamics (AMD) calculations. Comparison with available experimental data.
doi: 10.1103/PhysRevC.94.044303
2016CH10 Phys.Rev. C 93, 034319 (2016) Y.Chiba, M.Kimura, Y.Taniguchi Isoscalar dipole transition as a probe for asymmetric clustering NUCLEAR STRUCTURE 20Ne, 44Ti; calculated isoscalar (IS) monopole and dipole (E1) transition strengths by deriving an analytic expression for the IS dipole transition matrix using Brink-Bloch generator coordinate method (GCM) and antisymmetrized molecular dynamics (AMD); calculated levels, J, π, bands, α+16O and α+40Ca cluster states. Comparison with experimental data.
doi: 10.1103/PhysRevC.93.034319
2016KA37 Phys.Rev.Lett. 117, 102501 (2016) R.Kanungo, W.Horiuchi, G.Hagen, G.R.Jansen, P.Navratil, F.Ameil, J.Atkinson, Y.Ayyad, D.Cortina-Gil, I.Dillmann, A.Estrade, A.Evdokimov, F.Farinon, H.Geissel, G.Guastalla, R.Janik, M.Kimura, R.Knobel, J.Kurcewicz, Yu.A.Litvinov, M.Marta, M.Mostazo, I.Mukha, C.Nociforo, H.J.Ong, S.Pietri, A.Prochazka, C.Scheidenberger, B.Sitar, P.Strmen, Y.Suzuki, M.Takechi, J.Tanaka, I.Tanihata, S.Terashima, J.Vargas, H.Weick, J.S.Winfield Proton Distribution Radii of 12-19C Illuminate Features of Neutron Halos NUCLEAR REACTIONS Be(20Ne, X), (40Ar, X)12C/13C/14C/15/16C/17C/18C/19C, E=1 GeV/nucleon; measured reaction products; deduced σ, root-mean-square proton and matter radii, neutron skin thickness. Comparison with ab initio calculations.
doi: 10.1103/PhysRevLett.117.102501
2016KI19 Eur.Phys.J. A 52, 373 (2016) M.Kimura, T.Suhara, Y.Kanada-Enyo Antisymmetrized molecular dynamics studies for exotic clustering phenomena in neutron-rich nuclei NUCLEAR STRUCTURE 20,22,24,26,28,30,32,34Ne, 24,26,28,30,32,34,36,38,40Mg; calculated 2+1 state energy, B(E2) 20,26,32Ne; calculated proton density distribution, charge radius. 10,11,12Be; calculated levels, J, π. AMD (Antisymmetrized Molecular Dynamics). Compared with data.
doi: 10.1140/epja/i2016-16373-9
2016LE21 Prog.Theor.Exp.Phys. 2016, 083D01 (2016) J.Lee, H.Liu, P.Doornenbal, M.Kimura, K.Minomo, K.Ogata, Y.Utsuno, N.Aoi, K.Li, M.Matsushita, H.Scheit, D.Steppenbeck, S.Takeuchi, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, S.Michimasa, T.Motobayashi, H.Sakurai, M.Takechi, Y.Togano Asymmetry dependence of reduction factors from single-nucleon knockout of 30Ne at ∼ 230 MeV/nucleon NUCLEAR STRUCTURE 29F, 29,30Ne; calculated structure, energy, spectroscopic factor for proton states in 29F and neutron ones in 29Ne using shell model in sd-pf model space and using AMD (Antisymmetrized Molelcular Dynamics). NUCLEAR REACTIONS 12C(30Ne, 29F), (30Ne, 29Ne), E≈230 MeV/nucleon; measured 29F, 30Ne residues using ZeroDegree Spectrometer, Eγ, Iγ using detector array DALI2 of 186 NaI(Tl) scintillators; calculated inclusive deeply-bound one-nucleon knock-out σ using eikonal theory with wave functions, densities, spectroscopic factors from shell model and from AMD; deduced σ dependence on separation energy asymmetry and on nuclear radius parameter. Compared with data.
doi: 10.1093/ptep/ptw096
2015CH36 Phys.Rev. C 91, 061302 (2015) Cluster states and isoscalar monopole transitions of 24Mg NUCLEAR STRUCTURE 24Mg; calculated energies and isoscalar monopole transition strengths of excited 0+ states, intrinsic density distributions, energy weighted sums; deduced EWSR, mixed nature of mean-field and 20Ne+α, 12C+12C, and 5α-pentagon+α cluster states configurations. Antisymmetrized molecular dynamics combined with the generator coordinate method and Gogny D1S interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.91.061302
2015EB01 Phys.Rev. C 91, 014309 (2015) Low-lying 2+ states generated by pn-quadrupole correlation and N = 28 shell quenching NUCLEAR STRUCTURE 48Ca, 46Ar, 44S, 42Si; calculated quadrupole vibrational strength functions S(E:Q20) in the isovector and isoscalar channels, and in neutron and proton channels, B(E2), single-particle levels. Canonical-basis time-dependent Hartree-Fock-Bogoliubov theory (Cb-TDHFB) with several energy density functionals, including nuclear pairing correlation.
doi: 10.1103/PhysRevC.91.014309
2015HO01 Phys.Rev. C 91, 014314 (2015) Parity reversal of 12ΛBe NUCLEAR STRUCTURE 11,12Be; calculated levels, J, π, matter and proton density distributions, binding and excitation energies, matter quadrupole deformation β, and root-mean-square radii for the bandhead states in 11Be and hypernucleus 12Be. Calculations used extended version of antisymmetrized molecular dynamics (AMD) for hypernuclei. Comparison with available experimental results.
doi: 10.1103/PhysRevC.91.014314
2015IS10 Prog.Theor.Exp.Phys. 2015, 103D02 (2015) M.Isaka, M.Kimura, E.Hiyama, H.Sagawa Superdeformation of Ar hypernuclei NUCLEAR STRUCTURE 37,39,41Ar; calculated separation energies of the ground and superdeformed (SD) states in hypernuclei. Framework of antisymmetrized molecular dynamics (AMD).
doi: 10.1093/ptep/ptv138
2015IS11 Phys.Rev. C 92, 044326 (2015) Impurity effects of the Λ particle on the 2α cluster states of 9Be and 10Be NUCLEAR STRUCTURE 9,10,11Be; calculated levels, J, π, matter quadrupole deformation, nuclear and proton density distributions, proton, neutron and matter rms radii, binding energies, B(E2), 2α cluster structures for 9,10Be normal nuclei and 10,11Be hypernuclei. Antisymmetrized molecular dynamics for hypernuclei (HyperAMD model). Comparison with available experimental data.
doi: 10.1103/PhysRevC.92.044326
2015TA29 Sci. Rep. 5, 10977 (2015) T.Tachibana, Z.Jurek, H.Fukuzawa, K.Motomura, K.Nagaya, S.Wada, P.Johnsson, M.Siano, S.Mondal, Y.Ito, M.Kimura, T.Sakai, K.Matsunami, H.Hayashita, J.Kajikawa, X.-J.Liu, E.Robert, C.Miron, R.Feifel, J.P.Marangos, K.Tono, Y.Inubushi, M.Yabashi, S.-K.Son, B.Ziaja, M.Yao, R.Santra, K.Ueda Nanoplasma Formation by High Intensity Hard X-rays NUCLEAR REACTIONS Ar(γ, X), E ∼ 5 keV; measured reaction products, X-rays; deduced electron yields, volume integrated theoretical electron spectrum of x-ray. Comparison with theoretical calculations. The SPring-8 Angstrom Compact free electron LAser (SACLA) facility in Japan.
doi: 10.1038/srep10977
2014BA61 Phys.Rev. C 90, 064319 (2014) 3α clustering in excited states of 16C NUCLEAR STRUCTURE 16C; calculated energy curve of 0+ states as functions of quadrupole deformation parameter, density distribution contours, levels, J, π, bands, proton and neutron root-mean-square radii, B(E2) for the ground, triangular, and linear-chain configurations of the 8He+8Be, 6He+10Be and 4He+12Be clusters. Prediction of the presence of rotational bands associated with 3α cluster states, and yrast 10+ state at 27.8 MeV. Antisymmetrized molecular dynamics (AMD) calculations for 3α clusters.
doi: 10.1103/PhysRevC.90.064319
2014CH23 Phys.Rev. C 89, 054313 (2014) Collectivity and instability of the N=Z=28 shell gap and strongly deformed bands with g9/2 configuration in 56Ni NUCLEAR STRUCTURE 56Ni; calculated energy surfaces contours in (β-γ) plane, neutron single-particle energies, density distributions, levels, J, π, normal and superdeformed ground, beta and gamma bands, B(E2), E0 matrix elements, generator coordinate method (GCM) amplitudes, deformation parameters, moments of inertia. Generator coordinate method (GCM), and antisymmetrized molecular dynamics (AMD) calculations with Gogny D1S effective interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.054313
2014ES07 Phys.Rev.Lett. 113, 132501 (2014) A.Estrade, R.Kanungo, W.Horiuchi, F.Ameil, J.Atkinson, Y.Ayyad, D.Cortina-Gil, I.Dillmann, A.Evdokimov, F.Farinon, H.Geissel, G.Guastalla, R.Janik, M.Kimura, R.Knobel, J.Kurcewicz, Yu.A.Litvinov, M.Marta, M.Mostazo, I.Mukha, C.Nociforo, H.J.Ong, S.Pietri, A.Prochazka, C.Scheidenberger, B.Sitar, P.Strmen, Y.Suzuki, M.Takechi, J.Tanaka, I.Tanihata, S.Terashima, J.Vargas, H.Weick, J.S.Winfield Proton Radii of 12-17B Define a Thick Neutron Surface in 17B NUCLEAR REACTIONS C(10B, X), (11B, X), (12B, X), (13B, X), (14B, X), (15B, X), (16B, X), (17B, X), E ∼ 900 MeV/nucleon; measured reaction products. 10,11,12,13,14,15,16,17B; deduced charge-changing σ, proton and matter radii, neutron skin. Glauber model analysis.
doi: 10.1103/PhysRevLett.113.132501
2014IS02 Phys.Rev. C 89, 024310 (2014) M.Isaka, K.Fukukawa, M.Kimura, E.Hiyama, H.Sagawa, Y.Yamamoto Superdeformed Λ hypernuclei with antisymmetrized molecular dynamics NUCLEAR STRUCTURE 41Ca, 46,48Sc; calculated levels, J, π, deformation parameters, B(E2), Λ-N interaction strength, Λ-separation, rms radii, intrinsic density distributions, normal and superdeformed bands, electric quadrupole moments for hypernuclei. 40Ca, 45,47Sc; calculated levels, J, π, normal and superdeformed bands, intrinsic density distributions. Deformed basis antisymmetrized molecular dynamics (AMD) model with the generator coordinate method (GCM). Comparison with experimental data.
doi: 10.1103/PhysRevC.89.024310
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
2014TE06 Prog.Theor.Exp.Phys. 2014, 101D02 (2014) S.Terashima, I.Tanihata, R.Kanungo, A.Estrade, W.Horiuchi, F.Ameil, J.Atkinson, Y.Ayyad, D.Cortina-Gil, I.Dillmann, A.Evdokimov, F.Farinon, H.Geissel, G.Guastalla, R.Janik, M.Kimura, R.Knoebel, J.Kurcewicz, Yu.A.Litvinov, M.Marta, M.Mostazo, I.Mukha, T.Neff, C.Nociforo, H.J.Ong, S.Pietri, A.Prochazka, C.Scheidenberger, B.Sitar, Y.Suzuki, M.Takechi, J.Tanaka, J.Vargas, J.S.Winfield, H.Weick Proton radius of 14Be from measurement of charge-changing cross sections NUCLEAR REACTIONS C(7Be, np), (9Be, np), (10Be, np), (11Be, np), (12Be, np), (14Be, np), E=90 MeV/nucleon; measured reaction products; deduced σ, proton and nucleon rms radii. Comparison with Glauber model calculations.
doi: 10.1093/ptep/ptu134
2014WA14 Phys.Rev. C 89, 044610 (2014) S.Watanabe, K.Minomo, M.Shimada, S.Tagami, M.Kimura, M.Takechi, M.Fukuda, D.Nishimura, T.Suzuki, T.Matsumoto, Y.R.Shimizu, M.Yahiro Ground-state properties of neutron-rich Mg isotopes 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; calculated reaction σ; deduced rms matter radii from reaction cross sections. Antisymmetrized molecular dynamics (AMD) with folding model and deformed Woods-Saxon model. Comparison with experimental data, and with other theoretical calculations. NUCLEAR STRUCTURE 24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40Mg; calculated ground state binding J, π, S(n), S(2n) for 40Mg, β and γ deformation parameters, proton, neutron and matter radii, neutron skin thickness. 37Mg; calculated levels, J, π, neutron single-particle energies. Antisymmetrized molecular dynamics (AMD) with folding model and deformed Woods-Saxon model. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.044610
2013IS03 Phys.Rev. C 87, 021304 (2013) M.Isaka, M.Kimura, A.Dote, A.Ohnishi Splitting of the p orbit in triaxially deformed Λ25MG NUCLEAR STRUCTURE 25Mg; calculated levels, J, π, rotational bands, single-particle energy contours in β-γ plane, Intraband B(E2) for hypernucleus relative to 24Mg nucleus. Hyper-antisymmetrized molecular dynamics calculations.
doi: 10.1103/PhysRevC.87.021304
2013IS11 Nucl.Phys. A914, 189c (2013) M.Isaka, M.Kimura, A.Dote, A.Ohnishi Excited states with Λ hyperon in p-orbit in 25ΛMg NUCLEAR STRUCTURE 25Mg; calculated Λ hypernucleus levels, J, π, bands, deformation using antisymmetrized molecular dynamics.
doi: 10.1016/j.nuclphysa.2013.01.027
2013KI01 Phys.Rev. C 87, 011301 (2013) M.Kimura, Y.Taniguchi, Y.Kanada-Enyo, H.Horiuchi, K.Ikeda Prolate, oblate, and triaxial shape coexistence, and the lost magicity of N=28 in 43S NUCLEAR STRUCTURE 43S; calculated levels, J, π, deformation parameters, B(E2), B(M1), neutron single-particle energies, magnetic-dipole moment, electric quadrupole moment, negative-parity energy surface contours in β-γ plane using triaxial and axial generator coordinate methods (GCM). 47Ca; calculated levels, J, π, Antisymmetrized molecular dynamics (AMD). Coexistence of prolate-deformed, triaxially deformed, and oblate-deformed states, quenching of N=28 shell gap. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.011301
2012IS02 Phys.Rev. C 85, 034303 (2012) M.Isaka, H.Homma, M.Kimura, A.Dote, A.Ohnishi Modification of triaxial deformation and change of spectrum in Λ 25Mg caused by the Λ hyperon NUCLEAR STRUCTURE 25Mg; calculated levels, J, π, bands, density distribution, and β-γ surface contours, deformation parameters, B(E2) values of hypernucleus. Antisymmetrized molecular dynamics for hypernucleus (HyperAMD) and Generator coordinate method (GCM). 24Mg; calculated levels, J, π, bands, density distribution, and β-γ surface contours, deformation parameters, B(E2) values. Antisymmetrized molecular dynamics, and Generator coordinate method (GCM). Comparison with experimental data.
doi: 10.1103/PhysRevC.85.034303
2012KI05 Prog.Theor.Phys.(Kyoto) 127, 287 (2012) Excitation and Structure Change of 24Mg. I - Triaxial Deformed Mean Field in Low-Lying States - NUCLEAR STRUCTURE 24Mg; calculated level energies, J, π, γ-deformation, bands. Antisymmetrized molecular dynamics with Cogny effective interaction.
doi: 10.1143/PTP.127.287
2012KI17 Prog.Theor.Phys.(Kyoto), Suppl. 196, 176 (2012) M.Kimura, N.Furutachi, Y.Taniguchi, Y.Kanada-Enyo, H.Horiuchi Clustering Aspects of Highly Excited States and Neutron-Rich Nuclei NUCLEAR STRUCTURE 24,31Mg, 31Ne, 21F; calculated energy levels, J, π, energy surfaces, B(E2). Comparison with available data.
doi: 10.1143/PTPS.196.176
2012MI01 Phys.Rev.Lett. 108, 052503 (2012) K.Minomo, T.Sumi, M.Kimura, K.Ogata, Y.R.Shimizu, M.Yahiro Determination of the Structure of 31Ne by a Fully Microscopic Framework NUCLEAR REACTIONS 12C(28Ne, 28Ne'), (29Ne, 29Ne'), (30Ne, 30Ne'), (31Ne, 31Ne'), (32Ne, 32Ne'), E=240 MeV/nucleon; analyzed reaction σ. 28,29,30,31,32Ne; calculated deformed projectile density. Comparison with experimental data. NUCLEAR STRUCTURE 28,29,30,31,32Ne; calculated J, π, deformation, neutron separation energy, ground state properties and halo structures. Comparison with experimental data.
doi: 10.1103/PhysRevLett.108.052503
2012MI22 Prog.Theor.Phys.(Kyoto), Suppl. 196, 358 (2012) K.Minomo, S.Watanabe, T.Sumi, M.Kimura, K.Ogata, Y.R.Shimizu, M.Yahiro Deformation Effect on Total Reaction Cross Sections for Neutron-Rich Ne-Isotopes NUCLEAR REACTIONS 12C(28Ne, 28Ne'), (29Ne, 29Ne'), (30Ne, 30Ne'), (31Ne, 31Ne'), (32Ne, 32Ne'), E=240 MeV/nucleon; analyzed available data. 28,29,30,31,32Ne; deduced σ using antisymmetrized molecular dynamics. Comparison with available data.
doi: 10.1143/PTPS.196.358
2012SU09 Phys.Rev. C 85, 064613 (2012) T.Sumi, K.Minomo, S.Tagami, M.Kimura, T.Matsumoto, K.Ogata, Y.R.Shimizu, M.Yahiro Deformation of Ne isotopes in the region of the island of inversion NUCLEAR REACTIONS 12C(28Ne, 28Ne), (29Ne, 29Ne), (30Ne, 30Ne), (31Ne, 31Ne), (32Ne, 32Ne), E=240 MeV/nucleon; calculated σ. 12C(12C, 12C), E=74.25, 135 MeV/nucleon; calculated σ(E, θ). Double folding model with Melbourne g-matrix interaction and the nuclear densities calculated by antisymmetrized molecular dynamics (AMD). Effects of pairing correlation. Comparison with experimental data. NUCLEAR STRUCTURE 20,21,22,23,24,25,26,27,28,29,30,31,32Ne; calculated ground state J, π, deformation parameters β2, β4 and γ, S(n), total binding energy, matter rms radii, neutron and proton rms radii and density profiles, pairing effects on total binding energy. AMD, spherical Gogny-HF and -HFB calculations. 31Ne; halo nucleus.
doi: 10.1103/PhysRevC.85.064613
2011FU01 Phys.Rev. C 83, 021303 (2011) Bent three-α linear-chain structure of 13C NUCLEAR STRUCTURE 13C; calculated levels, J, π, rotational bands, GCM wave functions and wave functions on the energy surfaces, density distributions, and molecular orbits using 3α+n cluster model. Stability against the bending motion of three-a clusters. Comparison with 0+ states in 12C. Comparison with experimental data for 13C.
doi: 10.1103/PhysRevC.83.021303
2011IS02 Phys.Rev. C 83, 044323 (2011) M.Isaka, M.Kimura, A.Dote, A.Ohnishi Deformation of hypernuclei studied with antisymmetrized molecular dynamics NUCLEAR STRUCTURE 8,9Be, 12,13C, 19,20,21Ne; calculated energy curves, total energies and binding energies, rms radii as function of β and γ deformation parameters, and density plots for hypernuclei using antisymmetrized molecular dynamics (HyperAMD) for structure of p-sd shell hypernuclei. Possibility of parity inversion in 20Ne hypernucleus.
doi: 10.1103/PhysRevC.83.044323
2011IS03 Phys.Rev. C 83, 054304 (2011) M.Isaka, M.Kimura, A.Dote, A.Ohnishi Shell and cluster states of 21ΛNe studied with antisymmetrized molecular dynamics NUCLEAR STRUCTURE 21Ne; calculated levels, J, π, K=0+ and 0- bands, B(E2), rms radii, density distributions of hypernucleus. Antisymmetrized molecular dynamics (AMD) for hypernuclei. Comparison with AMD calculations for levels, J, π, bands in 20Ne. Cluster structure.
doi: 10.1103/PhysRevC.83.054304
2011IS07 Int.J.Mod.Phys. E20, 859 (2011) M.Isaka, H.Honma, M.Kimura, A.Dote, K.Ohnishi Impurity effects in 12ΛBe and 21ΛNe hypernuclei NUCLEAR STRUCTURE 11,12Be, 20,21Ne; calculated energies, J, π , B(E2) for low-lying states in hypernuclei, α+16O cluster bands, rms radii.
doi: 10.1142/S0218301311018848
2011KI10 Phys.Rev. C 83, 044304 (2011) Molecule-like structure with covalent neutrons of F isotopes toward the neutron drip line NUCLEAR STRUCTURE 19,21,23,25,27,29F; calculated levels, J, π, bandheads, density distributions, single particle configurations. Antisymmetrized molecular dynamics for α cluster states. Comparison with experimental data.
doi: 10.1103/PhysRevC.83.044304
2011KI12 Int.J.Mod.Phys. E20, 893 (2011) Systematic study of the many-particle and many-hole states in and around the island of inversion NUCLEAR STRUCTURE 33,35Al, 32,34Mg, 30,32Ne, 33Mg; calculated single-particle energies and quadrupole deformation, 33Mg low-lying state energies, J, π. AMD calculations, comparison with experimental data.
doi: 10.1142/S0218301311018915
2011MA10 Phys.Rev. C 83, 024312 (2011) H.Matsumiya, K.Tsubakihara, M.Kimura, A.Dote, A.Ohnishi Level structure and production cross section of 12 over Ξ Be studied with coupled-channels antisymmetrized molecular dynamics NUCLEAR STRUCTURE 11,12C, 11B, 12Be; calculated levels, J, π, rms radii, β and γ deformations, density distributions. Coupled-channel antisymmetrized molecular dynamics. Multistrangeness system. Comparison with experimental data and with shell model predictions. NUCLEAR REACTIONS 12C(π+, K+)12C, E at 1050 MeV/c; 12C(K-, K+)12Be, E at 1800 MeV/c; calculated spectra, differential cross sections for production of hypernuclei 12C and 12Be, spectroscopic factors. Comparison with experimental data.
doi: 10.1103/PhysRevC.83.024312
2011MI13 Phys.Rev. C 84, 034602 (2011) K.Minomo, T.Sumi, M.Kimura, K.Ogata, Y.R.Shimizu, M.Yahiro Deformation effect on total reaction cross sections for neutron-rich Ne isotopes NUCLEAR REACTIONS 12C(28Ne, X), (29Ne, X), (30Ne, X), (31Ne, X), (32Ne, X), E=240 MeV/nucleon; analyzed cross sections, and matter rms radii. Double-folding model with the Melbourne g matrix, density of the projectile from the mean-field model with the deformed Woods-Saxon potential, deformation evaluated by antisymmetrized molecular dynamics. Effect of deformation on cross section.
doi: 10.1103/PhysRevC.84.034602
2011TA13 Int.J.Mod.Phys. E20, 1046 (2011) Y.Taniguchi, M.Kimura, Y.Kanada-Enyo, H.Horiuchi Clustering correlations and triaxiality in the sd-shell region NUCLEAR STRUCTURE 28Si, 40Ca; calculated level scheme, J, π, quadrupole deformation parameter; deduced superdeformed states in 28Si, oblate cluster, triaxiality.
doi: 10.1142/S0218301311019246
2010KI12 Nucl.Phys. A834, 482c (2010) M.Kimura, N.Furutachi, Y.Kanada-Enyo Alpha cluster states and molecular orbitals in sd-shell nuclei NUCLEAR STRUCTURE 22Ne, 19,21,23,25,27,29F; calculated levels, J, π, rotational bands, matter and neutron densities using α+18O di-nuclei states within AMD. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.01.071
2010MA24 Nucl.Phys. A833, 1 (2010) J.A.Maruhn, N.Loebl, N.Itagaki, M.Kimura Linear-chain structure of three α-clusters in 16C and 20C NUCLEAR STRUCTURE 16,20C; calculated ground-state binding energies, β2, configurations, related features for chain-like α clusters using Skyrme mean-field model.
doi: 10.1016/j.nuclphysa.2009.12.005
2010MA71 Nucl.Phys. A835, 366c (2010) H.Matsumiya, K.Tsubakihara, M.Isaka, M.Kimura, A.Dote, A.Ohnishi Spin-dependence of the Ξ-N interaction and the Ξ hypernuclear production spectrum NUCLEAR STRUCTURE 12Be; calculated Ξ hypernucleus levels, J, π using different interactions. 12C; calculated Λ hypernucleus quadrupole deformation energy.
doi: 10.1016/j.nuclphysa.2010.01.220
2010TA11 Phys.Rev. C 82, 011302 (2010) Y.Taniguchi, Y.Kanada-Enyo, M.Kimura, K.Ikeda, H.Horiuchi, E.Ideguchi Triaxial superdeformation in 40Ar NUCLEAR STRUCTURE 40Ar; calculated levels, J, π, single-particle energies, triaxial superdeformed band, B(E2) using deformed-basis antisymmetrized molecular dynamics. Comparison with experimental data.
doi: 10.1103/PhysRevC.82.011302
2009FU09 Prog.Theor.Phys.(Kyoto) 122, 865 (2009) N.Furutachi, M.Kimura, A.Dote, Y.Kanada-Enyo Structures of Light Halo Nuclei NUCLEAR STRUCTURE 4,6,8He, 8B, 9C; calculated radii, binding energies, magnetic dipole, electric quadrupole moments; deduced halo structures in 8B, 9C.
doi: 10.1143/PTP.122.865
2009IT01 Phys.Rev. C 79, 034312 (2009) Cluster structure stabilized by s2 neutrons in light neutron-rich nuclei NUCLEAR STRUCTURE 18O, 22Ne; calculated energies of 0+ states. Investigated s2 configuration of two neutrons in middle of nucleus as a characteristic bond of α clusters. Microscopic Nα+2n cluster model calculations.
doi: 10.1103/PhysRevC.79.034312
2009TA04 Prog.Theor.Phys.(Kyoto) 121, 533 (2009) Y.Taniguchi, Y.Kanada-Enyo, M.Kimura Deformations and Clustering Correlations in p- and sd-Shell Nuclei Using the Gogny and Skyrme Interactions
doi: 10.1143/PTP.121.533
2009TA25 Phys.Rev. C 80, 044316 (2009); Publishers Note, Phys.Rev. C 80, 059903 (2009) Y.Taniguchi, Y.Kanada Enyo, M.Kimura Cluster structures and superdeformation in 28Si NUCLEAR STRUCTURE 28Si; calculated levels, J, π, B(E2), moments of inertia, energies of 12C+16O and 4He+24Mg cluster structures as a function of the distance between the clusters for normal-deformed and superdeformed structures in the framework of deformed basis antisymmetrized molecular dynamics (AMD) and multiconfiguration mixing (MCM).
doi: 10.1103/PhysRevC.80.044316
2008FU01 Prog.Theor.Phys.(Kyoto) 119, 403 (2008) N.Furutachi, M.Kimura, A.Dote, Y.Kanada-En'yo, S.Oryu Cluster Structures in Oxygen Isotopes NUCLEAR STRUCTURE 16,18,20O; calculated level energies, J, π, B(E2) using the AMD plus GCM method. Cluster Structures.
doi: 10.1143/PTP.119.403
2008IT01 Phys.Rev. C 77, 037301 (2008) N.Itagaki, Tz.Kokalova, M.Ito, M.Kimura, W.von Oertzen Coupling between α-condensed states and normal cluster states NUCLEAR STRUCTURE 16O, 20Ne; calculated α-condensed states, energy convergence, wave functions using microscopic α-cluster model.
doi: 10.1103/PhysRevC.77.037301
2008KA24 Nucl.Phys. A805, 392c (2008) Y.Kanada-Enyo, Y.Taniguchi, M.Kimura Cluster aspect of light unstable nuclei NUCLEAR STRUCTURE 8He, 13B; calculated energy levels using antisymmetrized molecular dynamics model. Comparison with data.
doi: 10.1016/j.nuclphysa.2008.02.279
2008KA36 Prog.Theor.Phys.(Kyoto) 120, 917 (2008) Y.Kanada-Enyo, Y.Kawanami, Y.Taniguchi, M.Kimura Cluster States in 13B NUCLEAR STRUCTURE 13B; calculated levels, J, π, B(E2) using the AMD formalism. Predictions for cluster states with large deformations.
doi: 10.1143/PTP.120.917
2008KA46 Int.J.Mod.Phys. E17, 2336 (2008) Y.Kanada-Enyo, M.Kimura, Y.Taniguchi, T.Suhara Cluster structure of unstable nuclei studied with AMD NUCLEAR STRUCTURE 11B, 11C, 8He, 14C; calculated three-cluster structures. Antisymmetrized molecular dynamics.
doi: 10.1142/S0218301308011574
2008MU03 At.Data Nucl.Data Tables 94, 161 (2008) I.Murakami, J.Yan, H.Sato, M.Kimura, R.K.Janev, T.Kato Excitation, ionization, and electron capture cross sections for collisions of Li3+ with ground state and excited hydrogen atoms
doi: 10.1016/j.adt.2007.10.002
2007IT02 Phys.Rev. C 75, 037303 (2007) N.Itagaki, M.Kimura, C.Kurokawa, M.Ito, W.von Oertzen α-condensed state with a core nucleus NUCLEAR STRUCTURE 8,10Be, 12C, 16O, 24Mg, 28Si; calculated α-cluster states energies.
doi: 10.1103/PhysRevC.75.037303
2007KI05 Phys.Rev. C 75, 034312 (2007) Molecular orbitals and α + 18O molecular bands of 22Ne NUCLEAR STRUCTURE 22Ne; calculated levels, J, π, density distributions, α-cluster configurations.
doi: 10.1103/PhysRevC.75.034312
2007KI08 Phys.Rev. C 75, 041302 (2007) Intruder features of 31Mg and the coexistence of many-particle and many-hole states NUCLEAR STRUCTURE 31Mg; calculated low-lying level structure using antisymmetrized molecular dynamics plus generator coordinate method with the Gogny D1S force, predicted the coexistence of the normal spherical configuration and strongly deformed intruder configurations at very small excitation energies.
doi: 10.1103/PhysRevC.75.041302
2007TA21 Nucl.Phys. A787, 547c (2007) Y.Taniguchi, M.Kimura, Y.Kanada-En'yo, H.Horiuchi Coexistence of cluster structure and mean-field-type structure in medium-weight nuclei NUCLEAR STRUCTURE 40Ca; calculated levels, J, π, cluster structure. Antisymmetrized molecular dynamics with generator coordinate method. Comparison with data.
doi: 10.1016/j.nuclphysa.2006.12.083
2007TA29 Phys.Rev. C 76, 044317 (2007) Y.Taniguchi, M.Kimura, Y.Kanada-Enyo, H.Horiuchi Clustering and triaxial deformations of 40Ca NUCLEAR STRUCTURE 40Ca; calculated deformation parameters, levels, J, π, moment of inertia, B(E2), clustering, normal and superdeformed bands.
doi: 10.1103/PhysRevC.76.044317
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