Ting, Hao-Chun; Chen, You-Ming; You, Hong-Wei; Hung, Wen-Yi; Lin, Sheng-Hsun; Chaskar, Atul; Chou, Shu-Hua; Chi, Yun; Liu, Rai-Hsung; Wong, Ken-Tsung Journal of Materials Chemistry, 2012 , vol. 22, # 17 p. 8399 - 8407