supported by the National Natural Science Foundation of China (Grant Nos.11175109 and 11075098);the Shanxi Datong University Doctoral Sustentation Fund (Grant Nos.2008-B-06,2011-B-04 and 2008Q8)
Using the Unruh-Verlinde temperature obtained by the idea of entropy force,we directly calculated the partition functions of Boson field in Reissner-Nordstro¨m spacetime with quantum statistical method.We obtain the ...