a
Jiangsu Key Lab of Thin Films, School of Energy, Soochow University, P. R. China
E-mail: zouguifu@suda.edu.cn
;
Fax: +86-512-65228130
;
Tel: +86-512-65228130
b
Department of Chemical Engineering, New Mexico State University, USA
c
Center for Integrated Nanotechnologies, Los Alamos National Laboratory, USA
d
Division of Chemistry, Argonne National Laboratory, USA