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
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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 |
URL标识 | 查看原文 |
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. |
推荐引用方式 GB/T 7714 | 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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