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Search: Author = H.Nagahiro

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2021TA12      Prog.Theor.Exp.Phys. 2021, 033D02 (2021)

A.Tani, N.Ikeno, D.Jido, H.Nagahiro, H.Fujioka, K.Itahashi, S.Hirenzaki

Structure of double pionic atoms

NUCLEAR STRUCTURE 121,122Sn, 208Pb, 238U; calculated nuclear radii, diffuseness parameters, energy shifts for the double pionic atoms for the six different combinations.

doi: 10.1093/ptep/ptab023
Citations: PlumX Metrics


2020KI01      Acta Phys.Pol. B51, 333 (2020)

S.Kinutani, M.Hirao, H.Nagahiro, S.Hirenzaki

Nuclear deformation effects to the formation cross section of η' mesic nucleus

NUCLEAR REACTIONS 2H(n, n), E=10-13 MeV; analyzed available data; deduced correlations among the chosen 2N and 3N observables.

doi: 10.5506/APhysPolB.51.333
Citations: PlumX Metrics


2020SK01      Nucl.Phys. A993, 121647 (2020)

M.Skurzok, S.Hirenzaki, S.Kinutani, H.Konishi, P.Moskal, H.Nagahiro, O.Rundel

Non-mesonic decay of the η-mesic 3He via pd → (3He-η)bound3He2γ(6γ) reaction

doi: 10.1016/j.nuclphysa.2019.121647
Citations: PlumX Metrics


2018SK04      Phys.Lett. B 782, 6 (2018)

M.Skurzok, P.Moskal, N.G.Kelkar, S.Hirenzaki, H.Nagahiro, N.Ikeno

Constraining the optical potential in the search for η-mesic 4He

NUCLEAR REACTIONS 2H(d, 3He), E not given; calculated σ; deduced optical potential parameters. Comparison with experimental data.

doi: 10.1016/j.physletb.2018.04.047
Citations: PlumX Metrics


2017IK02      Eur.Phys.J. A 53, 194 (2017)

N.Ikeno, H.Nagahiro, D.Jido, S.Hirenzaki

η-nucleus interaction from the d + d reaction around the η production threshold

NUCLEAR REACTIONS 2H(d, η), E at 400, 500, 600 MeV/c; calculated σ, σ escape part vs η kinetic energy using new model by the authors; deduced optical model parameters using fit to published data.

doi: 10.1140/epja/i2017-12381-7
Citations: PlumX Metrics


2017SA23      Phys.Rev. C 95, 045206 (2017)

S.Sakai, A.Hosaka, H.Nagahiro

Effect of the final state interaction of η'N on the η' photoproduction off the nucleon

doi: 10.1103/PhysRevC.95.045206
Citations: PlumX Metrics


2016HO12      Nucl.Phys. A954, 341 (2016)

A.Hosaka, E.Hiyama, S.H.Kim, H.-C.Kim, H.Nagahiro, H.Noumi, M.Oka, K.Shirotori, T.Yoshida, S.Yasui

Production and decay of charmed baryons

doi: 10.1016/j.nuclphysa.2016.05.009
Citations: PlumX Metrics


2016MI16      Eur.Phys.J. A 52, 193 (2016)

M.Miyatani, N.Ikeno, H.Nagahiro, S.Hirenzaki

Formation of η' (958) meson bound states by the 6Li(γ, d) reaction

NUCLEAR REACTIONS 2H(γ, η), E(cm)=678.5 MeV; calculated σ(θ). 2H(γ, η'), E=1.2-2 GeV; calculated σ, σ(θ). 6Li(γ, d), E=1.23, 1.4, 1.46, 1.55 GeV; calculated α density distribution, η'-α optical potential, η'-α bound states, bound states binding energy, mass excess, σ(θ, E) for different depths of the optical potential, σ(θ) vs Eγ; deduced effect of deuteron form-factor. Effective-number approach. Compared with available data.

doi: 10.1140/epja/i2016-16193-y
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2015FU02      Acta Phys.Pol. B46, 127 (2015)

H.Fujioka, Y.Ayyad, J.Benlliure, K.-T.Brinkmann, S.Friedrich, H.Geissel, J.Gellanki, C.Guo, E.Gutz, E.Haettner, M.N.Harakeh, R.S.Hayano, Y.Higashi, S.Hirenzaki, C.Hornung, Y.Igarashi, N.Ikeno, K.Itahashi, M.Iwasaki, D.Jido, N.Kalantar-Nayestanaki, R.Kanungo, R.Knoebel, N.Kurz, V.Metag, I.Mukha, T.Nagae, H.Nagahiro, M.Nanova, T.Nishi, H.J.Ong, S.Pietri, A.Prochazka, C.Rappold, M.P.Reiter, J.L.Rodriguez-Sanchez, C.Scheidenberger, H.Simon, B.Sitar, P.Strmen, B.Sun, K.Suzuki, I.Szarka, M.Takechi, Y.K.Tanaka, I.Tanihata, S.Terashima, Y.N.Watanabe, H.Weick, E.Widmann, J.S.Winfield, X.Xu, H.Yamakami, J.Zhao

Search for η'(958)-nucleus Bound States by (p, d) Reaction at GSI and FAIR

NUCLEAR REACTIONS C(p, d), E=2.5 GeV; measured reaction products, Ep, Ip; deduced preliminary results for η'-mesic nuclei.

doi: 10.5506/APhysPolB.46.127
Citations: PlumX Metrics


2015HI01      Acta Phys.Pol. B46, 121 (2015)

S.Hirenzaki, H.Nagahiro, N.Ikeno, J.Yamagata-Sekihara

Exotic Atoms and Exotic Nuclei

doi: 10.5506/APhysPolB.46.121
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2014NA39      Phys.Rev. C 90, 065201 (2014)

H.Nagahiro, A.Hosaka

Elementarity of composite systems

doi: 10.1103/PhysRevC.90.065201
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2013IK02      Prog.Theor.Exp.Phys. 2013, 063D01 (2013)

N.Ikeno, J.Yamagata-Sekihara, H.Nagahiro, S.Hirenzaki

(d, 3He) reaction on an odd-neutron nuclear target for the formation of deeply bound pionic atoms

NUCLEAR REACTIONS 117,122Sn(d, 3He), E=500 MeV; calculated σ(θ, E) for the formation of pionic states. Comparison with available data.

doi: 10.1093/ptep/ptt035
Citations: PlumX Metrics


2013JI12      Nucl.Phys. A914, 354c (2013)

D.Jido, S.Sakai, H.Nagahiro, S.Hirenzaki, N.Ikeno

η' meson under partial restoration of chiral symmetry in nuclear medium

doi: 10.1016/j.nuclphysa.2012.12.097
Citations: PlumX Metrics


2013KH12      Nucl.Phys. A914, 300c (2013)

K.P.Khemchandani, A.Martinez Torres, H.Nagahiro, A.Hosaka

Λ and Σ resonances coupled to vector and pseudoscalar mesons

doi: 10.1016/j.nuclphysa.2012.12.095
Citations: PlumX Metrics


2013NA08      Phys.Rev. C 87, 045201 (2013)

H.Nagahiro, D.Jido, H.Fujioka, K.Itahashi, S.Hirenzaki

Formation of η'(958)-mesic nuclei by the (p, d) reaction

doi: 10.1103/PhysRevC.87.045201
Citations: PlumX Metrics


2013NA29      Nucl.Phys. A914, 360c (2013)

H.Nagahiro

Formation of the η'(958)-mesic nuclei in missing mass spectroscopies

doi: 10.1016/j.nuclphysa.2013.03.005
Citations: PlumX Metrics


2013NA35      Phys.Rev. C 88, 055203 (2013)

H.Nagahiro, A.Hosaka

Composite and elementary nature of a resonance in the σ model

doi: 10.1103/PhysRevC.88.055203
Citations: PlumX Metrics


2013YA18      Nucl.Phys. A914, 344c (2013)

J.Yamagata-Sekihara, N.Ikeno, H.Nagahiro, D.Jido, S.Hirenzaki

Nuclear density probed by anti-kaon-nucleus systems and anti-kaon-nucleus interaction

doi: 10.1016/j.nuclphysa.2013.01.085
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2012JI06      Phys.Rev. C 85, 032201 (2012)

D.Jido, H.Nagahiro, S.Hirenzaki

Nuclear bound state of η (958) and partial restoration of chiral symmetry in the η' mass

doi: 10.1103/PhysRevC.85.032201
Citations: PlumX Metrics


2011IK01      Phys.Rev. C 84, 054609 (2011)

N.Ikeno, J.Yamagata-Sekihara, H.Nagahiro, D.Jido, S.Hirenzaki

Formation of heavy-meson bound states by two-nucleon pick-up reactions

doi: 10.1103/PhysRevC.84.054609
Citations: PlumX Metrics


2011IK02      Eur.Phys.J. A 47, 161 (2011)

N.Ikeno, H.Nagahiro, S.Hirenzaki

Pionic atom spectroscopy in the (d, 3He) reaction at finite angles

NUCLEAR REACTIONS 122Sn(d, 3He), E=500 MeV; calculated levels for pionic bound states.

ATOMIC PHYSICS 121Sn; calculated pionic bound state levels.

doi: 10.1140/epja/i2011-11161-9
Citations: PlumX Metrics


2010OZ01      Phys.Rev. C 81, 035206 (2010)

S.Ozaki, H.Nagahiro, A.Hosaka

Charged K* photoproduction in a Regge model

doi: 10.1103/PhysRevC.81.035206
Citations: PlumX Metrics


2010OZ03      Nucl.Phys. A835, 321c (2010)

S.Ozaki, H.Nagahiro, A.Hosaka, O.Scholten

Φ Photoproduction in a Coupled-Channel Approach

doi: 10.1016/j.nuclphysa.2010.01.209
Citations: PlumX Metrics


2009NA18      Phys.Rev. C 80, 025205 (2009); Publishers note Phys.Rev. C 80, 039902 (2009)

H.Nagahiro, D.Jido, S.Hirenzaki

Formation of η-mesic nuclei by the (π, N) reaction and properties of N*(1535) in medium

NUCLEAR REACTIONS 7Li(π-, n), E=650 MeV; 12C(π+, p), E=650, 673, 820 MeV; calculated differential σ(θ) and emitted proton angles as a function of excited energy. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.025205
Citations: PlumX Metrics


2009NA34      Int.J.Mod.Phys. E18, 2202 (2009)

H.Nagahiro, D.Jido, S.Hirenzaki

Formation of η-mesic nuclei by (π, N) reaction and chiral symmetry for baryons

doi: 10.1142/S0218301309014561
Citations: PlumX Metrics


2009OS02      Nucl.Phys. A827, 255c (2009)

E.Oset, L.S.Geng, D.Gamermann, R.Molina, D.Nicmorus, J.Yamagata-Sekihara, H.Nagahiro, S.Hirenzaki, D.Jido, M.Doring, A.Ramos

Meson and Baryon resonances

doi: 10.1016/j.nuclphysa.2009.05.050
Citations: PlumX Metrics


2009OZ01      Phys.Rev. C 80, 035201 (2009), Erratum Phys.Rev. C 81, 059901 (2010)

S.Ozaki, A.Hosaka, H.Nagahiro, O.Scholten

Coupled-channel analysis for φ photoproduction with Λ(1520)

doi: 10.1103/PhysRevC.80.035201
Citations: PlumX Metrics


2009YA17      Phys.Rev. C 80, 045204 (2009)

J.Yamagata-Sekihara, D.Jido, H.Nagahiro, S.Hirenzaki

Formation spectra of light kaonic nuclei by in-flight ((K-bar), N) reactions with a chiral unitary amplitude

doi: 10.1103/PhysRevC.80.045204
Citations: PlumX Metrics


2008JI06      Nucl.Phys. A811, 158 (2008)

D.Jido, E.E.Kolomeitsev, H.Nagahiro, S.Hirenzaki

Level crossing of particle-hole and mesonic modes in eta-mesonic nuclei

NUCLEAR REACTIONS 12C(γ, p), E=950 MeV; calculated η-meson production σ(E, θ), in-medium modification effects.

doi: 10.1016/j.nuclphysa.2008.07.012
Citations: PlumX Metrics


2008NA09      Eur.Phys.J. A 36, 73 (2008)

H.Nagahiro, L.Roca, E.Oset

Meson loops in the f0(980) and a0(980) radiative decays into ρ, ω

doi: 10.1140/epja/i2008-10567-8
Citations: PlumX Metrics


2007KA32      Phys.Rev. C 75, 064616 (2007)

M.Kaskulov, H.Nagahiro, S.Hirenzaki, E.Oset

Possible ω bound states in nuclei produced with the (γ, p) reaction

doi: 10.1103/PhysRevC.75.064616
Citations: PlumX Metrics


2007YA15      Phys.Rev. C 76, 045204 (2007)

J.Yamagata, H.Nagahiro, R.Kimura, S.Hirenzaki

Formation of deeply bound kaonic atoms in (K-, N) reactions

NUCLEAR REACTIONS 12C, 16O, 40Ca, 120Sn, 208Pb(K-, X), E=not given; calculated cross sections for Kaonic atom formation.

ATOMIC PHYSICS 119In, 207Tl; calculated Kaonic atom binding energies and widths.

doi: 10.1103/PhysRevC.76.045204
Citations: PlumX Metrics


2006NA34      Phys.Rev. C 74, 045203 (2006)

H.Nagahiro, M.Takizawa, S.Hirenzaki

η- and η'-mesic nuclei and UA(1) anomaly at finite density

NUCLEAR REACTIONS 12C(γ, p), E=2.7 GeV; calculated Ep, σ(Eθ) for mesic nucleus formation.

doi: 10.1103/PhysRevC.74.045203
Citations: PlumX Metrics


2006YA07      Phys.Rev. C 74, 014604 (2006)

J.Yamagata, H.Nagahiro, S.Hirenzaki

In-flight (K-, p) reactions for the formation of kaonic atoms and kaonic nuclei using the Green function method

NUCLEAR REACTIONS 12C, 16O(K-, p), E=600 MeV; calculated Ep, kaonic nucleus and kaonic atom formation σ(E, θ). Green function method.

doi: 10.1103/PhysRevC.74.014604
Citations: PlumX Metrics


2005NA17      Phys.Rev.Lett. 94, 232503 (2005)

H.Nagahiro, S.Hirenzaki

Formation of η'(958)-Mesic Nuclei and Axial UA(1) Anomaly at Finite Density

NUCLEAR REACTIONS 12C(γ, p), E=3 GeV; calculated η'-mesic nucleus production σ(E, θ). Experimental feasibility, possible restoration of UA(1) symmetry discussed.

doi: 10.1103/PhysRevLett.94.232503
Citations: PlumX Metrics


2005NA25      Nucl.Phys. A755, 491c (2005)

H.Nagahiro, D.Jido, S.Hirenzaki

In-medium properties of N*(1535) in chiral models and η-nucleus interaction

NUCLEAR REACTIONS 12C(d, 3He), E=3.5 GeV; 12C(γ, p), E=950 MeV; calculated η-mesic nucleus production σ(E, θ), η-nucleus optical potential, medium modification effects.

doi: 10.1016/j.nuclphysa.2005.03.061
Citations: PlumX Metrics


2005NA26      Phys.Lett. B 620, 125 (2005)

H.Nagahiro, S.Hirenzaki, E.Oset, M.J.Vicente Vacas

Production of Θ+ hypernuclei with the (K+, π+) reaction

NUCLEAR REACTIONS 12C(K+, π+X)11Be, E=300 MeV; calculated pentaquark hypernucleus production σ(E, θ).

doi: 10.1016/j.physletb.2005.05.084
Citations: PlumX Metrics


2005NA35      Nucl.Phys. A761, 92 (2005)

H.Nagahiro, D.Jido, S.Hirenzaki

Formation of mesic nuclei by (γ, p) reactions

NUCLEAR REACTIONS 12C, 40Ca(d, 3He), E=3.5 GeV; 12C, 40Ca(γ, p), E=950 MeV; calculated η-mesic nucleus production σ(E, θ). 12C(γ, p), E=1.5, 2.0, 2.7, 3.0 GeV; calculated ω-mesic nucleus production σ(E, θ). 208Pb(d, 3He), E=1.5 GeV; 208Pb(γ, p), E=400 MeV; calculated total spectral function for σ-mesic nucleus production. Several η-nucleus and ω-nucleus optical potentials compared, experimental feasibility discussed.

doi: 10.1016/j.nuclphysa.2005.07.001
Citations: PlumX Metrics


2005NO08      Phys.Rev. C 71, 061601 (2005)

N.Nose-Togawa, H.Nagahiro, S.Hirenzaki, K.Kume

Residual interaction effects on deeply bound pionic states in Sn and Pb isotopes

NUCLEAR STRUCTURE 205,207Pb, 115,119,123,131Sn; calculated complex energy shifts, residual interaction effects for deeply bound pionic states; deduced medium effects on pion properties.

doi: 10.1103/PhysRevC.71.061601
Citations: PlumX Metrics


2005YA16      Prog.Theor.Phys.(Kyoto) 114, 301 (2005); Erratum Prog.Theor.Phys.(Kyoto) 114, 905 (2005)

J.Yamagata, H.Nagahiro, Y.Okumura, S.Hirenzaki

Formation of Kaonic Atoms and Kaonic Nuclei in In-Flight (K-, p) Reactions

NUCLEAR REACTIONS 12C, 16O, 28Si, 40Ca(K-, p), E ≈ 0-600 MeV; calculated kaonic nucleus and kaonic atom formation σ, σ(E), proton spectra. Effective number approach.

ATOMIC PHYSICS 12C, 16O, 28Si, 40Ca(K-, p), E ≈ 0-600 MeV; calculated kaonic nucleus and kaonic atom formation σ, σ(E), proton spectra. Effective number approach.

doi: 10.1143/PTP.114.301
Citations: PlumX Metrics


2004NA15      Prog.Theor.Phys.(Kyoto), Suppl. 153, 340 (2004)

H.Nagahiro, D.Jido, S.Hirenzaki

η-Mesic Nuclei in Chiral Models

NUCLEAR REACTIONS 12C(d, 3He), E=3.5 GeV; calculated η-mesic state production σ(E, θ). Several chiral models compared.

doi: 10.1143/PTPS.153.340
Citations: PlumX Metrics


2003JI10      Nucl.Phys. A721, 665c (2003)

D.Jido, H.Nagahiro, S.Hirenzaki

Medium effects to the N(1535) resonance and η mesic nuclei

NUCLEAR STRUCTURE 132Xe; calculated η-nucleus optical potential.

NUCLEAR REACTIONS 12C(d, 3HeX), E=3.5 GeV; calculated η meson production associated excitation energy spectra.

doi: 10.1016/S0375-9474(03)01148-5
Citations: PlumX Metrics


2003NA22      Phys.Rev. C 68, 035205 (2003)

H.Nagahiro, D.Jido, S.Hirenzaki

η-nucleus interactions and in-medium properties of N* (1535) in chiral models

NUCLEAR REACTIONS 4He, 12Be, 12C, 40Ca(d, 3He), E=3.5 GeV; calculated σ(E) for formation of η-nucleus system. Two chiral effective models compared.

doi: 10.1103/PhysRevC.68.035205
Citations: PlumX Metrics


2002HI16      Nucl.Phys. A710, 131 (2002)

S.Hirenzaki, H.Nagahiro, T.Hatsuda, T.Kunihiro

Formation of σ mesic nuclei in (d, t) and (d, 3He) reactions

NUCLEAR STRUCTURE 208Pb; calculated level energies for bound σ meson.

NUCLEAR REACTIONS 208Pb(d, t), (d, 3He), E=1.5, 4.0 GeV; calculated σ-mesic nucleus production associated spectral functions, nuclear medium effects.

doi: 10.1016/S0375-9474(02)01131-4
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2002JI09      Phys.Rev. C66, 045202 (2002)

D.Jido, H.Nagahiro, S.Hirenzaki

Medium effects to the N(1535) resonance and η mesic nuclei

NUCLEAR STRUCTURE 132Xe; calculated η-nucleus optical potential, η bound states features, in-medium effects.

NUCLEAR REACTIONS 12C(d, 3HeX), E=3.5 GeV; calculated η production σ(E, θ), in-medium effects.

doi: 10.1103/PhysRevC.66.045202
Citations: PlumX Metrics


2000HI05      Nucl.Phys. A663-664, 553c (2000)

S.Hirenzaki, T.Hatsuda, K.Kume, T.Kunihiro, H.Nagahiro, Y.Okumura, E.Oset, A.Ramos, H.Toki, Y.Umemoto

Physics of Mesic Atoms and Mesic Nuclei -Structure and Formation-

NUCLEAR REACTIONS 116Sn(d, 3He), E=500 MeV; calculated σ(E). 40Ca(K-, γ), E=10 MeV; calculated Eγ, Iγ. Formation of deeply bound pionic states discussed.

ATOMIC PHYSICS, Mesic-atoms Z=5-40; calculated kaonic atoms energy shifts, widths. Comparison with data.

NUCLEAR STRUCTURE Pb; calculated mesic nucleus energy levels.

doi: 10.1016/S0375-9474(99)00654-5
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