1. Group of Biomimetic Smart Materials; Qingdao Institute of Bioenergy and Bioprocess Technology; Chinese Academy of Sciences; Songling Road 189 Qingdao 266101 P. R. China
2. University of Chinese Academy of Sciences; 19A Yuquan Road Beijing 100049 P. R. China
3. Nanjing University of Posts and Telecommunications; 9 Wenyuan Road Nanjing 210023 China