Liu Zheng, Zheng Kaihong, Hu Lijun, Liu Ji, Qiu Caiyu, Zhou Haiqing, Huang Haibo, Yang Haifang, Li Meng, Gu Changzhi, Xie Sishen, Qiao Lijie, Sun Lianfeng
National Center for Nanoscience and Technology, Beijing 100190, People's Republic of China.
Adv Mater. 2010 Mar 5;22(9):999-1003. doi: 10.1002/adma.200902153.