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Chemical Potential Dependence of the Dressed-Quark Propagator in a Simple Confining QCD Model |
| ZONG Hong-Shi1,2;HOU Feng-Yao1;CHEN Xiang-Song3;LIU Yu-Xin2,4 |
| 1Department of Physics, Nanjing University, Nanjing 210093
2CCAST (World Laboratory), PO Box 8730, Beijing 100080
3Department of Physics, Sichuan University, Chengdu 610064
4Department of Physics, Peking University, Beijing 100871 |
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| Cite this article: |
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ZONG Hong-Shi, HOU Feng-Yao, CHEN Xiang-Song et al 2004 Chin. Phys. Lett. 21 1232-1235 |
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Abstract Based on the Dyson-Schwinger approach, a method for obtaining the chemical potential dependence of the dressed quark propagator in the ‘Nambu-Goldstone’ and the ‘Wigner’ phase is developed. The bag constant in the presence of the non-zero chemical potential is analysed.
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| Keywords:
11.10.Wx
12.38.Mh
12.38.Lg
24.85.+p
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Published: 01 July 2004
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| PACS: |
11.10.Wx
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(Finite-temperature field theory)
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12.38.Mh
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(Quark-gluon plasma)
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12.38.Lg
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(Other nonperturbative calculations)
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24.85.+p
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(Quarks, gluons, and QCD in nuclear reactions)
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