2011.07-2013.06 JSPS postdoctoral fellow, Department of Earth and Planetary Sciences, Hokkaido University, Japan
2010.05-present, Professor of Mineralogy, School of Earth Sciences and Engineering, Nanjing University
2008.11-2009.05 Visiting scholar, Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, USA
2005.06-2010.04 Associate Research Professor, Purple Mountain Observatory, Chinese Academy of Sciences