supported in part by the National Natural Science Foundation of China (11675064 and 11875151);the Fundamental Research Funds for the Central Universities (lzujbky-2019-ct06 and lzujbky-2018-k11).
Black hole, a strange object of extreme gravity, is gradually believed to be a thermodynamic system after 1972. The area and the surface gravity of black hole event horizon were found to be closely related with the en...