Entropy of Higher-Dimensional Charged de Sitter Black Holes and Phase Transition*

Supported in part by the National Natural Science Foundation of China under Grant No. 11475108

Zhao Ren, Zhang Li-Chun
       

(Color online) The effective temperature and the effective heat capacity as functions of x for different Φeff = 0.1, 0.2, 0.3 with fixed n = 2. We have set rc = 1.