[Cai, Qingyun; Xiao, Xilin; Guo, Manli; Yao, Shouzhuo] Hunan Univ, Coll Chem & Chem Engn, State Key Lab Chemobiosensing & Chemomet, Changsha 410082, Hunan, Peoples R China.
[Xiao, Xilin] Univ S China, Coll Chem & Chem Engn, Hengyang 421001, Peoples R China.
[Li, Qiangxiang] Cent S Univ, Xiangya Hosp, Changsha 410008, Hunan, Peoples R China.
[Grimes, Craig A.] Penn State Univ, Dept Elect Engn, University Pk, PA 16802 USA.
[Grimes, Craig A.] Penn State Univ, Dept Mat Sci & Engn, University Pk, PA 16802 USA.