Nuclear Science References (NSR)

NUCLEAR REACTIONS ²H(γ, ηd), E=669-688, 1200 MeV; calculated binding energy and width of ηd bound state using fixed center approximation to the Faddeev equations with η'N interaction based upon the linear σ model, scattering amplitude, and differential σ(θ, E). Comparison with experimental values.

doi: 10.1103/PhysRevC.97.045202
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2018SE12 Phys.Rev. C 98, 015205 (2018)

T.Sekihara, Y.Kamiya, T.Hyodo

NΩ interaction: Meson exchanges, inelastic channels, and quasibound state

doi: 10.1103/PhysRevC.98.015205
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2017SE04 Phys.Rev. C 95, 025206 (2017)

T.Sekihara

Two-body wave functions and compositeness from scattering amplitudes: General properties with schematic models

doi: 10.1103/PhysRevC.95.025206
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2017SE18 Acta Phys.Pol. B48, 1869 (2017)

T.Sekihara, E.Oset, A.Ramos

What Makes the Peak Structure of the Λp Invariant-mass Spectrum in the K^-³He → Λpn Reaction?

doi: 10.5506/APhysPolB.48.1869
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2016SE02 Phys.Rev. C 93, 035204 (2016)

T.Sekihara, T.Arai, J.Yamagata-Sekihara, S.Yasui

Compositeness of baryonic resonances: Application to the Δ(1232), N(1535), AND N(1650) resonances

doi: 10.1103/PhysRevC.93.035204
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2016SE11 Phys.Rev. C 94, 025203 (2016)

T.Sekihara, S.Sakai, D.Jido

Theoretical study of photoproduction of an η'N bound state on a deuteron target with forward proton emission

NUCLEAR REACTIONS ¹H(γ, pη), (γ, pη'), E=1.7-2.4 GeV; analyzed experimental differential σ(E, θ) data to extract scattering amplitudes. ²H(γ, npη), (γ, npη'), E=1.85-1.95 GeV; calculated invariant mass spectra, cross sections using the scattering amplitudes from the analysis of ¹H(γ, pη), (γ, pη') reaction.

doi: 10.1103/PhysRevC.94.025203
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2016SE17 Prog.Theor.Exp.Phys. 2016, 123D03 (2016)

T.Sekihara, E.Oset, A.Ramos

On the structure observed in the in-flight ³He(K^-, Λp)n reaction at J-PARC

NUCLEAR REACTIONS ³He(K^-, Λp), E=1 GeV; calculated σ, mass spectrum. Faddeev equation.

doi: 10.1093/ptep/ptw166
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2015SE12 Prog.Theor.Exp.Phys. 2015, 091D01 (2015)

T.Sekihara

Ξ (1690) as a K-Σ molecular state

doi: 10.1093/ptep/ptv129
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2014SE03 Phys.Rev. C 89, 025202 (2014)

T.Sekihara, S.Kumano

Determination of compositeness of the Λ(1405) resonance from its radiative decay

doi: 10.1103/PhysRevC.89.025202
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2013JI10 Eur.Phys.J. A 49, 95 (2013)

D.Jido, E.Oset, T.Sekihara

The K^-d → πΣn reaction revisited

doi: 10.1140/epja/i2013-13095-6
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2013OH07 Nucl.Phys. A914, 367c (2013)

A.Ohnishi, S.Cho, T.Furumoto, T.Hyodo, D.Jido, C.M.Ko, K.Morita, S.H.Lee, M.Nielsen, T.Sekihara, S.Yasui, K.Yazaki, for the ExHIC Collaboration

Exotic hadrons and hadron-hadron interactions in heavy-ion collisions

doi: 10.1016/j.nuclphysa.2013.01.083
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2013SE06 Phys.Rev. C 87, 045202 (2013)

T.Sekihara, T.Hyodo

Size measurement of dynamically generated hadronic resonances with finite boxes

doi: 10.1103/PhysRevC.87.045202
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2013SE18 Nucl.Phys. A914, 338c (2013)

T.Sekihara, J.Yamagata-Sekihara, D.Jido, Y.Kanada-Enyo

Mesonic and non-mesonic branching ratios of K^- absorption in the nuclear medium

doi: 10.1016/j.nuclphysa.2013.02.002
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2012OS03 Nucl.Phys. A881, 127 (2012)

E.Oset, D.Jido, T.Sekihara, A.Martinez Torres, K.P.Khemchandani, M.Bayar, J.Yamagata-Sekihara

A new perspective on the Faddeev equations and the (K-bar)NN system from chiral dynamics and unitarity in coupled channels

doi: 10.1016/j.nuclphysa.2012.02.005
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2012SE01 Eur.Phys.J. A 48, 10 (2012)

T.Sekihara, A.Martinez Torres, D.Jido, E.Oset

Theoretical study of incoherent φ photoproduction on a deuteron target

NUCLEAR REACTIONS ¹H(γ, φ), ²H(γ, nφ), E=1.6, 1.8, 2.0, 2.2 GeV; calculated various dσ with special attention to Fermi motion of the bound proton.

doi: 10.1140/epja/i2012-12010-1
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2012SE11 Phys.Rev. C 86, 065205 (2012)

T.Sekihara, J.Yamagata-Sekihara, D.Jido, Y.Kanada-Enyo

Branching ratios of mesonic and nonmesonic antikaon absorptions in the nuclear medium

doi: 10.1103/PhysRevC.86.065205
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2011CH63 Phys.Rev. C 84, 064910 (2011)

S.Cho, T.Furumoto, T.Hyodo, D.Jido, C.M.Ko, S.H.Lee, M.Nielsen, A.Ohnishi, T.Sekihara, S.Yasui, K.Yazaki

Exotic hadrons in heavy ion collisions

doi: 10.1103/PhysRevC.84.064910
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2011JI13 Eur.Phys.J. A 47, 42 (2011)

D.Jido, E.Oset, T.Sekihara

Kaon-induced Λ(1405) production on a deuteron target at DAFNE

NUCLEAR REACTIONS ²H(K^-, Λ), (Κ^-, π^-Σ⁺), (Κ^-, π⁺Σ^-), (Κ^-, π⁰Σ⁰), E at 80, 100, 130 MeV/c; measured invariant mass spectra; calculated invariant mass spectra at DAFNE; deduced resonances.

doi: 10.1140/epja/i2011-11042-3
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2011SE04 Phys.Rev. C 83, 055202 (2011)

T.Sekihara, T.Hyodo, D.Jido

Internal structure of the resonant Λ(1405) state in chiral dynamics

doi: 10.1103/PhysRevC.83.055202
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2010JI17 Nucl.Phys. A835, 59c (2010)

D.Jido, T.Sekihara, Y.Ikeda, T.Hyodo, Y.Kanada-Enyo, E.Oset

The nature of Λ(1405) hyperon resonance in chiral dynamics

doi: 10.1016/j.nuclphysa.2010.01.175
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2010SE19 Nucl.Phys. A835, 390c (2010)

T.Sekihara, D.Jido, Y.Kanada-Enyo

The Λ(1405)N → YN transition in the nuclear medium for non-mesonic absorption of a _K(bar) in nuclei