Acknowledgements One of the authors, Han Ding would like to thank Xian-ming Liu, Chi-zhe Li for their helpful discussions. This research was supported by the National Natural Science Foundation of China (Grant Nos. 10773002 and 10875012) and the National Basic Research Program of China (Grant No. 2003CB716302). It was also supported by the Scientific Research Foundation of Beijing Normal University (Grant No. 105116).
Using the Hamilton Jacobi method, Hawking radiation from the apparent horizon of a dynamical Vaidya black hole is calculated. The black hole thermodynamics can be built successfully on the apparent horizon. If a relat...
Supported by National Natural Science Foundation of China under Grant Nos.10773002,10875012;the National Basic Research Program of China under Grant No.2003CB716302
Considering the contribution of both the outer and inner horizons, the Hamilton-Jacobi method is applied to a Kerr-Newman black hole and a negative temperature of the inner horizon is obtained. Under the negative temp...
the National Natural Science Foundation of China under Grant No.60603085,60736019(国家自然科学基金);the National High- Tech Research and Development Plan of China under Grant No.2006AA01Z304,2007AA01Z336(国家高技术研究发展计划(863));the National Grand Fundamental Research 973 Program of China under Grant No.2006CB303104(国家重点基础研究发展规划(973)).