Wu Feng, Tan Guoqiang, Chen Renjie, Li Li, Xiang Jin, Zheng Yuelei
School of Chemical Engineering and Environment, Beijing Institute of Technology, Beijing 100081, P. R. China.
Adv Mater. 2011 Nov 16;23(43):5081-5. doi: 10.1002/adma.201103161. Epub 2011 Oct 14.