热核物质液气相变的临界温度和三体核力效应

来源 :高能物理与核物理 | 被引量 : 0次 | 上传用户:leocaan
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通过引入微观三体核力,扩展了有限温度Brueckner-Hartree-Fock方法.利用这一扩展的理论模型,研究了热核物质的状态方程和液气相变现象并计算了临界温度,讨论了三体核力对液气相变临界点性质的影响并与Dirac-Brueckner-Hartree-Fock方法的理论预言进行了比较.结果表明:三体核力对热核物质状态方程提供一个随密度和温度增大而增强的排斥贡献,而且三体核力的排斥效应导致热核物质液气相变的临界温度明显降低.
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