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Eta' photoproduction on the nucleon in the quark model

文献类型:期刊论文

作者Zhong, Xian-Hui1,2; Zhao, Qiang3,4
刊名Physical review c
出版日期2011-12-22
卷号84期号:6页码:9
ISSN号0556-2813
DOI10.1103/physrevc.84.065204
通讯作者Zhong, xian-hui(zhongxh@ihep.ac.cn)
英文摘要A chiral quark-model approach is adopted to study the gamma p -> eta'p and gamma p -> eta'p. good descriptions of the recent observations from clas and cbelsa/taps are obtained. both of the processes are governed by s(11)(1535) and u channel background. strong evidence of an n = 3 shell resonance d(15)(2080) is found in the reactions, which accounts for the bump-like structure around w = 2.1 gev observed in the total cross section and excitation functions at very forward angles. the s(11)(1920) seems to be needed in the reactions, with which the total cross section near threshold for the gamma p -> eta'p is improved slightly. the polarized beam asymmetries show some sensitivities to d(13)(1520), although its effects on the differential cross sections and total cross sections are negligible. there is no obvious evidence of the p-, d(13)(-), f-, and g-wave resonances with a mass around 2.0 gev in the reactions.
WOS关键词MESON PHOTOPRODUCTION ; KAON PHOTOPRODUCTION ; BARYON RESONANCES ; ELECTROPRODUCTION ; THRESHOLD
WOS研究方向Physics
WOS类目Physics, Nuclear
语种英语
出版者AMER PHYSICAL SOC
WOS记录号WOS:000298392400005
URI标识http://www.irgrid.ac.cn/handle/1471x/2176045
专题高能物理研究所
通讯作者Zhong, Xian-Hui
作者单位1.Hunan Normal Univ, Dept Phys, Changsha 410081, Hunan, Peoples R China
2.Minist Educ, Key Lab Low Dimens Quantum Struct & Quantum Contr, Changsha 410081, Hunan, Peoples R China
3.Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China
4.Chinese Acad Sci, Theoret Phys Ctr Sci Facil, Beijing 100049, Peoples R China
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GB/T 7714
Zhong, Xian-Hui,Zhao, Qiang. Eta' photoproduction on the nucleon in the quark model[J]. Physical review c,2011,84(6):9.
APA Zhong, Xian-Hui,&Zhao, Qiang.(2011).Eta' photoproduction on the nucleon in the quark model.Physical review c,84(6),9.
MLA Zhong, Xian-Hui,et al."Eta' photoproduction on the nucleon in the quark model".Physical review c 84.6(2011):9.

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