Natural Science Foundation of ChinaNational Natural Science Foundation of China (NSFC) [31200140, 11475079]; Hunan Province Engineering Research Center of Radioactive Control Technology in Uranium Mining and Metallurgy, University of South China [2018YKZX1007]; Hunan Province Engineering Technology Research Center of Uranium Tailings Treatment, University of South China [2018YKZX1007]; Innovation Foundation for Postgraduate from University of South China [2018KYY048]; Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education MinistryScientific Research Foundation for the Returned Overseas Chinese Scholars [2015jyb02]