Dr. Xie is a professor of Mechanical and Energy Engineering at the Purdue School of Engineering and Technology, IUPUI. He has published more than 55 journal papers and 2 book chapters, has 11 patent applications (6 issued), and has been awarded more than $5.86 million in research grants over 10 years. He has served as a reviewer for more than 12 journals including Nature and Science. He serves as a panelist reviewer for the US National Science Foundation, the Advanced Research Project Agency-Energy, Fuel Cell Technology Office, the Office of Technology Transfer of the US Department of Energy,, and the Canadian National Science Foundation. He received his PhD in chemistry from Miami University, and a BS in chemical engineering (emphasis on electrochemical engineering) from Tianjin University, China.