Supported by NSFC(11301386);NSFC(11001195);Beiyang Elite Scholar Program of Tianjin University(0903061016);The Project Sponsored by the Scientific Research Foundation for the Returned Overseas Chinese Scholars,State Education Ministry
Supported by the National Natural Science Foundation of China(11301386;11026197;11226080);the Outstanding Youth Teacher Foundation of Tianjin(ZX110QN044);the Doctor Foundation of Tianjin Normal University(52XB1011)
This work is supported by the NSFC(No. 10171049);the Youth Project of Tianyuan Foundation of China(No.10426028);the China Postdoctoral Science Foundation(No. 2004036301);the Fund of the Personnel Division of Nankai University(No. J02017)