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NSR database version of May 1, 2024.

Search: Author = S.Yusa

Found 6 matches.

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2019PI10      Phys.Rev. C 100, 014616 (2019)

E.Piasecki, M.Kowalczyk, S.Yusa, A.Trzcinska, K.Hagino

Dissipation and tunneling in heavy-ion reactions near the Coulomb barrier

NUCLEAR REACTIONS ^58,60,61Ni(²⁰Ne, ²⁰Ne), E(effective)=32-44 MeV; ^90,92Zr(²⁰Ne, ²⁰Ne), E(effective)=40-62 MeV; ¹¹⁸Sn(²⁰Ne, ²⁰Ne), E(effective)=52-74 MeV; ²⁰⁸Pb(²⁰Ne, ²⁰Ne), E(effective)=82-110 MeV; calculated σ(E), barrier distributions, and barrier penetrabilities. ⁹²Zr(²⁰Ne, X), E(cm)=42-66 MeV; calculated fusion σ(E). Coupled channel (CC) calculations plus random matrix theory (RMT), including dissipation effects. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.014616
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2013YU04      Phys.Rev. C 88, 044620 (2013)

S.Yusa, K.Hagino, N.Rowley

Noncollective excitations in low-energy heavy-ion reactions: Applicability of the random-matrix model

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁶O, X), E=70-90 MeV; calculated fusion σ(E), fusion barrier distributions as function of incident energy using random-matrix model. Comparison with experimental data, and calculations using noncollective deformation parameters. Role of noncollective excitations in heavy-ion reactions.

doi: 10.1103/PhysRevC.88.044620
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2013YU06      Phys.Rev. C 88, 054621 (2013)

S.Yusa, K.Hagino, N.Rowley

Quasi-elastic scattering in the ²⁰Ne+^{90, 92}Zr reactions: Role of noncollective excitations

NUCLEAR REACTIONS ^90,92Zr(²⁰Ne, ²⁰Ne), E=44-60 MeV; calculated quasi-elastic σ(E, θ) and quasi-elastic barrier distributions, Q value distributions, energy dependence of the Q-value distribution for collective and non-collective excitations. Coupled-channels calculations, with inclusion of effects of non-collective excitations in a random-matrix model. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.054621
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2012YU05      Phys.Rev. C 85, 054601 (2012)

S.Yusa, K.Hagino, N.Rowley

Role of noncollective excitations in heavy-ion fusion reactions and quasi-elastic scattering around the Coulomb barrier

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁶O, X), E=63-90 MeV; ²⁰⁸Pb(³²S, X), E=130-160 MeV; ²⁰⁸Pb(⁴⁰Ca, X), E=170-200 MeV; calculated fusion σ(E), fusion barrier distributions, Q-value distributions, double-phonon excitations, quasi-elastic scattering cross sections. Coupled-channel equations. Discussed mass-number dependence of noncollective excitations. Comparison with experimental data.

doi: 10.1103/PhysRevC.85.054601
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2010HA17      Nucl.Phys. A834, 135c (2010)

K.Hagino, S.Yusa, N.Rowley

Subbarrier fusion reactions with dissipative couplings

doi: 10.1016/j.nuclphysa.2009.12.022
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2010YU05      Phys.Rev. C 82, 024606 (2010)

S.Yusa, K.Hagino, N.Rowley

Role of noncollective excitations in low-energy heavy-ion reactions

NUCLEAR REACTIONS ^90,92Zr(²⁰Ne, ²⁰Ne), E=90-115, 40-60 MeV/nucleon; calculated potential penetrabilities, barrier distributions, and Q-value distributions for no channel coupling, vibrational and rotational couplings, vibrational and rotational couplings with single particles. Single-particle excitations in heavy-ion reactions at energies near Coulomb barrier. Random matrix theory (RMT) and coupled-channels equations for one-dimensional systems.

doi: 10.1103/PhysRevC.82.024606
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