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(1) 2012.8-2014.12 美国麻省理工学院电子工程与计算机科学系访问教授

(2) 2011.8-2012.8 美国麻省理工学院化学系访问教授

(3) 2007-2008美国university of akron高分子化学方向博士后

(1)2012,8-2014,12 Visting Scholar,Department of Electrical Engineering and Computer Science,Massachusetts Institute of Technology       

(2)2011.8-2012.8  Visting Scholar,Department of Chemistry,MIT

(3)2007-2008 Postdoc,Screening and Separation of Metallic Properties of Carbon Nanotubes and Their Photophysical Properties,University of Akron(Subject ranked second in the United States)