Proton sea quark flavour asymmetry and Roper resonance
- ISSN号:1674-1137
- 期刊名称:《中国物理C:英文版》
- 时间:0
- 分类:O572.33[理学—粒子物理与原子核物理;理学—物理] O321[理学—一般力学与力学基础;理学—力学]
- 作者机构:[1]Science College, Liaoning Technical University, Liaoning Fuxin 123000, China, [2]Department of Physics, Tsinghua University, Beijing 100084, China, [3]Center for High Energy Physics, Tsinghua University, Beijing 100084, China
- 相关基金:* Supported by Liaoning Education Office Scientific Research Project(2008288), SRF for ROCS, SEM and National Natural Science Foundation of China (10705017)
关键词:
不对称性, 海夸克, 共振, 质子, 味道, 本征方程, 云模型, 矩阵和, proton, sea quark, flavour asymmetry, Roper, Hamiltonian matrix
中文摘要:
We study the proton and the Roper resonance together with the meson cloud model, by constructing a Hamiltonian matrix and solving the eigenvalue equation. The proton sea quark flavour asymmetry and some properties of the Roper resonance are thus reproduced in one scheme.
英文摘要:
We study the proton and the Roper resonance together with the meson cloud model, by constructing a Hamiltonian matrix and solving the eigenvalue equation. The proton sea quark flavour asymmetry and some properties of the Roper resonance are thus reproduced in one scheme.