[Liu, Yuelin] Univ S China, Hunan Prov Key Lab Pollut Control & Resources Tec, Hengyang 421001, Hunan, Peoples R China.^[Xie, Shuibo] Univ South China, Natl Def Biotechnol Uranium Min & Hydrometal, Key Discipline Lab, Hengyang 421001, Hunan, Peoples R China.^[Ling, Hui] Univ South China, Key Lab Pollut Control & Resources Technol, Hengyang 421001, Hunan, Peoples R China.