K*(0) Lambda photoproduction off a neutron
He, J (reprint author), Chinese Acad Sci, Inst Theoret Phys, State Key Lab Theoret Phys, Beijing 100190, Peoples R China.; He, J; Wang, XY; Wang, XY (reprint author), Univ Chinese Acad Sci, Beijing 100049, Peoples R China.; He, J (reprint author), Chinese Acad Sci, Inst Modern Phys, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China.; He, J (reprint author), Lanzhou Univ, Lanzhou 730000, Peoples R China.; He, J (reprint author), Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China.
刊名PHYSICAL REVIEW C
2016
卷号93期号:3页码:35202
DOIhttp://dx.doi.org/10.1103/PhysRevC.93.035202
英文摘要Inspired by the preliminary experimental data by the CLAS Collaboration, the K*(0) Lambda photoproduction off a neutron is studied within an effective Lagrangian approach. The contributions from the Born terms including s, u, and t channels are considered to calculate the amplitude, with which the cross sections are calculated and compared with preliminary CLAS data. The theoretical results indicate that the contribution from the t-channel K exchange plays a dominant role for the K*(0) Lambda photoproduction. The contribution from the. exchange is found one order of magnitude smaller than that from the K exchange. Both the Regge model and the Feynman model are applied to treat the t-channel contribution. The discrepancy between two models is found small in the energy range of CLAS data and predicted to become obvious at energies higher than 3 GeV. More precise experimental data especially at backward angles will be helpful to further understand the interaction mechanism of the K*(0) Lambda photoproduction.
学科主题Physics
语种英语
内容类型期刊论文
源URL[http://ir.itp.ac.cn/handle/311006/21733]  
专题理论物理研究所_理论物理所1978-2010年知识产出
通讯作者He, J (reprint author), Chinese Acad Sci, Inst Theoret Phys, State Key Lab Theoret Phys, Beijing 100190, Peoples R China.; Wang, XY; Wang, XY (reprint author), Univ Chinese Acad Sci, Beijing 100049, Peoples R China.; He, J (reprint author), Chinese Acad Sci, Inst Modern Phys, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China.; He, J (reprint author), Lanzhou Univ, Lanzhou 730000, Peoples R China.; He, J (reprint author), Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China.
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He, J ,He, J,Wang, XY,et al. K*(0) Lambda photoproduction off a neutron[J]. PHYSICAL REVIEW C,2016,93(3):35202.
APA He, J .,He, J.,Wang, XY.,Wang, XY .,He, J .,...&He, J .(2016).K*(0) Lambda photoproduction off a neutron.PHYSICAL REVIEW C,93(3),35202.
MLA He, J ,et al."K*(0) Lambda photoproduction off a neutron".PHYSICAL REVIEW C 93.3(2016):35202.
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