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Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei

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

H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. 原子核物理评论, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
引用本文: H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. 原子核物理评论, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. Nuclear Physics Review, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
Citation: H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. Nuclear Physics Review, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100

Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei

doi: 10.11804/NuclPhysRev.26.S1.100
详细信息
    通讯作者: H.Nagahiro

Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei

  • 摘要: We investigate the properties of the ηnucleus interaction by postulating the N*(1535) dominance for ηN system. Since the mass gap of N* and N is very close to the η meson mass, there is the possibility of the level crossing between the N*h and η modes in finite density. We postulate the N*(1535) resonance for the ηN system and consider quite distinct N* properties in finite density which are predicted by two independent chiral models. We find that we can obtain clearer information on the inmedium N* properties and also on the ηnucleus interaction through the formation of the ηmesic nuclei by (π, N) reactions under the appropriate experimental conditions, which can be performed at existing and/or forthcoming facilities like JPARC.
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出版历程
  • 收稿日期:  1900-01-01
  • 修回日期:  1900-01-01
  • 刊出日期:  2020-05-11

Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei

doi: 10.11804/NuclPhysRev.26.S1.100
    通讯作者: H.Nagahiro

摘要: We investigate the properties of the ηnucleus interaction by postulating the N*(1535) dominance for ηN system. Since the mass gap of N* and N is very close to the η meson mass, there is the possibility of the level crossing between the N*h and η modes in finite density. We postulate the N*(1535) resonance for the ηN system and consider quite distinct N* properties in finite density which are predicted by two independent chiral models. We find that we can obtain clearer information on the inmedium N* properties and also on the ηnucleus interaction through the formation of the ηmesic nuclei by (π, N) reactions under the appropriate experimental conditions, which can be performed at existing and/or forthcoming facilities like JPARC.

English Abstract

H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. 原子核物理评论, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
引用本文: H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. 原子核物理评论, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. Nuclear Physics Review, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100
Citation: H.Nagahiro, D.Jido, E.E.Kolomeitsev, S.Hirenzaki. Level Crossing of N*(1535)-hole and η Modes and Partial Restoration of Chiral Symmetry in ηmesic Nuclei[J]. Nuclear Physics Review, 2009, 26(5): 100-103. doi: 10.11804/NuclPhysRev.26.S1.100

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