[Li, H. B.; Amador, E.; Pandey, N. K.; Bui, B.; Zhang, M. B.; Chen, W.; Chudal, L.] Univ Texas Arlington, Dept Phys, Arlington, TX 76019 USA.
[Li, H. B.; Luo, X.] Yulin Normal Univ, Coll Chem & Food Sci, Guangxi Key Lab Agr Resources Chem & Biotechnol, Yulin 537000, Guangxi, Peoples R China.
[Zhang, M. B.] Hunan Normal Univ, Minist Educ, Key Lab Chem Biol & Tradit Chinese Med Res, Coll Chem & Chem Engn, Changsha 410081, Peoples R China.
[Yu, H. M.] Univ Sci & Technol Liaoning, Sch Chem Engn, Anshan 114051, Peoples R China.
[Chen, M. L.] Northeastern Univ, Coll Sci, Res Ctr Analyt Sci, Dept Chem, Shenyang 110819, Peoples R China.