a
Key Laboratory of Functional Inorganic Material Chemistry, Ministry of Education of the People's Republic of China, Heilongjiang University, Harbin 150080, P. R. China
E-mail: fuhg@vip.sina.com
;
Tel: +86 451 8660 4330
b
Key Laboratory of Chemical Engineering Process & Technology for High-efficiency Conversion, College of Heilongjiang Province, Heilongjiang University, Harbin 150080, China