GEORGIA STATE UNIVERSITY RESEARCH FOUNDATION; SHANDONG UNIVERSITY OF SCIENCE andamp;; TECHNOLOGY; LI, Yan Ling; FANG, Hoa; XU, Wen, Fang; WANG, Binghe Patent: WO2010/129858 A1, 2010 ; Location in patent: Page/Page column 48 ; WO 2010/129858 A1