National Natural Science Foundation of China(50730003,50672025,20806024,and 51002051);Fundamental Research Funds for the Central Universities(WA1014016);Research Fund of China 863 program(2008AA062302)~~
National Natural Science Foundation of China(20806024,51002051,50730003,50672025 and 20977028);Fundamental Research Funds for the Central Universities(WA1014016);Research Fund for the Doctoral Program of Higher Education of China(20090074110009);Research Fund of China 863 Program(2008AA062302)~~