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NSR database version of April 27, 2024.

Search: Author = Y.Hirata

Found 9 matches.

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2022IT01      Phys.Rev. C 105, 024304 (2022)

N.Itagaki, T.Naito, Y.Hirata

Persistence of cluster structure in the ground state of 11B

NUCLEAR STRUCTURE 11B; calculated levels, J, π , rms radii, contribution of α+α+t cluster configuration to the ground and exited states. Antisymmetrized quasicluster model. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.024304
Citations: PlumX Metrics

2020OH04      Prog.Theor.Exp.Phys. 2020, 063D01 (2020)

A.Ohnishi, C.Ishizuka, K.Tsubakihara, Y.Hirata

Statistical double Λ hypernuclear formation from Ξ-absorption at rest in light nuclei

NUCLEAR REACTIONS 12C, 14N, 16O(Ξ-, X)6He/10Be/13B, E at rest; analyzed available data; deduced formation probabilities.

doi: 10.1093/ptep/ptaa047
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2002HI14      Nucl.Phys. A707, 193 (2002)

Y.Hirata, A.Ohnishi, Y.Nara, T.Kido, T.Maruyama, N.Otuka, K.Niita, H.Takada, S.Chiba

Sideward Peak of Intermediate Mass Fragments in High Energy Proton Induced Reactions

NUCLEAR REACTIONS 197Au(p, X), E=12 GeV; calculated fragments energy, angle, and mass distributions; deduced intermediate mass fragment formation and sideward enhancement mechanism features. Transport and nonequilibrated percolation models.

doi: 10.1016/S0375-9474(02)00747-9
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2001OH05      Nucl.Phys. A684, 595c (2001)

A.Ohnishi, Y.Hirata, Y.Nara, S.Shinmura, Y.Akaishi

Hyperon Distribution and Correlation in (K-, K+) Reactions

NUCLEAR REACTIONS 9Be(K-, K+), E at 1.8 GeV/c; 12C(K-, K+), E at 1.65 GeV/c; analyzed kaon and hyperon momentum spectra, ΛΛ invariant mass spectra. Intra-nuclear cascade model.

doi: 10.1016/S0375-9474(01)00388-8
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2001OH08      Nucl.Phys. A691, 242c (2001)

A.Ohnishi, Y.Hirata, Y.Nara, S.Shinmura, Y.Akaishi

Λ-Λ Correlation in (K-, K+) Reaction - Is There a Virtual Pole ?

NUCLEAR REACTIONS 12C(K-, K+), E at 1.65 GeV/c; 9Be(K-, K+), E at 1.8 GeV/c; calculated kaon spectra, hyperon momentum distributions, correlations. Microscopic transport model.

doi: 10.1016/S0375-9474(01)01037-5
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2000OH04      Nucl.Phys. A670, 297c (2000)

A.Ohnishi, Y.Hirata, Y.Nara, S.Shinmura, Y.Akaishi

Can We Extract Lamda-Lambda Interaction from Two-Particle Momentum Correlation ?

NUCLEAR REACTIONS 12C(K-, K+), E at 1.65 GeV/c; analyzed invariant mass spectra; deduced hyperon-hyperon scattering parameters.

doi: 10.1016/S0375-9474(00)00117-2
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1999HI06      Prog.Theor.Phys.(Kyoto) 102, 89 (1999)

Y.Hirata, Y.Nara, A.Ohnishi, T.Harada, J.Randrup

Quantum Fluctuation Effects on Hyperfragment Formation from Ξ- Absorption at Rest on 12C

NUCLEAR REACTIONS 12C(Ξ-, X), E at rest; calculated hypernucleus fragments mass distributions; deduced quantum fluctuation effects. Microscopic transport model.

doi: 10.1143/PTP.102.89
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1998HI16      Nucl.Phys. A639, 389c (1998)

Y.Hirata, Y.Nara, A.Ohnishi, T.Harada, J.Randrup

Formation of Twin and Double Λ Hypernuclei from Ξ- Absorption at Rest on 12C

NUCLEAR REACTIONS 12C(Ξ-, X), E at rest; calculated hypernucleus production rates.

doi: 10.1016/S0375-9474(98)00302-9
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1998OH02      Nucl.Phys. A630, 223c (1998)

A.Ohnishi, J.Randrup, Y.Hirata, N.Otuka, Y.Nara, T.Harada

Quantum Fluctuation Effects on Nuclear and Atomic Cluster Formation

doi: 10.1016/S0375-9474(97)00760-4
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