Jianzhong Xu¹, Anusha Priyadarshani Silva Hettiyadura², Yanmei Liu³, Xinghua Zhang⁴, Kang Shichang⁴ and Alexander Laskin⁵, (1)Chinese Academy of Sciences, Beijing, China, (2)Purdue University, Department of Chemistry, West Lafayette, United States, (3)Northwest Institute of Eco-Environment Resource, Lanzhou, China, (4)Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou, China, (5)Purdue University, Department of Chemistry, West Lafayette, IN, United States