1996-1997 Research Assistant, Department of Mechanical Engineering, Gunma University, Japan
2000-2002 Teaching Assistant, Department of Mechanical Engineering, State University of New York at Stony Brook,USA
2002-2005 Research Assistant, Department of Chemistry, Brookhaven National Laboratory, USA
2005-2007 Research Associate, Department of Chemistry, Brookhaven National Laboratory, USA
2007-2009 Research Scientist, Electrochemical Energy Research Laboratory, General Motors, USA
2009-2011 Senior Scientist, Electrochemical Energy Research Laboratory, General Motors, USA
2011-Present Professor & Director, Institute of Fuel Cells, School of Mechanical Engineering,Shanghai Jiao Tong Univ.
Research Fields
Interface electrochemistry; Electro-catalysis; Nanomaterials; Fuel cells;Power and energy storage batteries; Super-capacitors; Heat and mass transfer in electrochemical energy systems.