f(R)-CIM AdS时空的相变及P-v临界性

被引:0
|
作者
魏浩宸 [1 ]
齐德江 [1 ]
田野 [1 ]
方戈亮 [2 ]
机构
[1] 沈阳工程学院电力学院
[2] 沈阳师范大学物理科学与技术学院
关键词
相图; 临界性; 吉布斯自由能; 范德瓦尔斯相变;
D O I
暂无
中图分类号
O414.1 [热力学];
学科分类号
摘要
近年来,f(R)-CIM AdS度规引起了人们的普遍关注。f(R)-CIM AdS度规带有引力修正参数,会对热力学性质产生重要影响,因而,研究在延伸相空间中的f(R)-CIM AdS时空的相变和临界性是一项非常有意义的工作。主要计算了在延伸相空间f(R)-CIM AdS时空的温度、压强、吉布斯自由能及二阶相变的临界值,并根据这些热力学量的表达式和临界值绘制出了相关的P-v相图及不同状态下的G-T图像,详细探讨了f(R)-CIM AdS时空的相变和P-v临界性,进一步讨论了其全局热力学稳定性。研究结果表明f(R)-CIM AdS时空会发生类似于恒温下气-液流体系统的范德瓦尔斯相变。
引用
收藏
页码:76 / 79
页数:4
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