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直线加速动态黑洞Dirac场的熵
Entropy of Dirac field in a straightly accelerating non-stationary black hole
【摘要】 采用薄层模型brick wall方法 ,计算出了直线加速动态黑洞视界面上Dirac场的熵以及Rindler视界面上Dirac场的熵密度 ,通过适当选择时间依赖的截断因子ε和薄层厚度δ ,仍可得出熵与面积成正比的结论
【Abstract】 Using the thin film model which is based on the brick-wall method, we have calculated the entropy of Dirac field on event horizon and on unit area of Rindler horizon to a straightly accelerating black hole. The conclusion that the black hole entropy is proportional to its area can still be valid by regulating the cut off ε and the film`s thickness δ , which are time dependent.
【关键词】 熵;
加速动态黑洞;
薄层模型;
Dirac场;
Dirac方程;
【Key words】 entropy; accelerating non stationary black hole; thin film model; Dirac field; Dirac equations;
【Key words】 entropy; accelerating non stationary black hole; thin film model; Dirac field; Dirac equations;
【基金】 国家自然科学基金 (批准号 10 0 73 0 0 2 )资助课题~~
- 【文献出处】 物理学报 ,Acta Physica Sinica , 编辑部邮箱 ,2002年10期
- 【分类号】O412.1
- 【被引频次】25
- 【下载频次】88