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Strong rho NN coupling derived from QCD

文献类型:期刊论文

作者Zhu, SL; Zhu, SL , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
刊名PHYSICAL REVIEW C
出版日期1999
卷号59期号:1页码:435-441
关键词Electromagnetic Form-factors Sum-rules Quantum Chromodynamics Magnetic-moments Amplitudes Physics Twist Pi
ISSN号0556-2813
英文摘要We study the two point correlation function of two nucleon currents sandwiched between the vacuum and the rho meson state. The light cone QCD sum rules are derived for the rho NN vector and tensor couplings simultaneously. The contribution from the excited states and the continuum is subtracted cleanly through the double Borel transform with respect to the two external momenta, p(1)(2), p(2)(2)=(p-q)(2). Our results are g(rho)=2.5 +/-0.2, kappa(rho)=(8.0+/-2.0), in good agreement with the values used in the nuclear forces. [S0556-2813(99)01701-X].
学科主题Physics
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WOS记录号WOS:000078111400048
公开日期2012-08-29
源URL[http://ir.itp.ac.cn/handle/311006/12209]  
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Zhu, SL , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
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Zhu, SL,Zhu, SL , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.. Strong rho NN coupling derived from QCD[J]. PHYSICAL REVIEW C,1999,59(1):435-441.
APA Zhu, SL,&Zhu, SL , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China..(1999).Strong rho NN coupling derived from QCD.PHYSICAL REVIEW C,59(1),435-441.
MLA Zhu, SL,et al."Strong rho NN coupling derived from QCD".PHYSICAL REVIEW C 59.1(1999):435-441.

入库方式: OAI收割

来源:理论物理研究所

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