1985.09- 1988.06, Changchun Institute of Optics, Fine Mechanics and Physics (formerly Changchun Institute of Physics), Chinese Academy of Sciences, studied for a master's degree in condensed matter physics and obtained a master's degree in science.
1988.07—— At present, the College of Physics of Northeast Normal University has served as teaching assistant (1988- 1990), lecturer (1990) and associate professor (1992).
1992.09-1995.12 Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences (formerly Changchun Institute of Physics) and the Department of Physics, Turin University of Technology, Italy jointly trained doctoral students majoring in condensed matter physics, and obtained their doctoral degrees.
1996.04- 1997.08 postdoctoral fellow, Advanced Science and Technology Research Center, Kyushu University, Japan; Engaged in the research of dielectric thin film materials and MOS devices.
1995.12-1998.05 postdoctoral fellow, Department of Chemistry, Jilin University, majoring in nano-electronic materials and devices.
1999. 12-2003.09 Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences is engaged in the research of wide band gap semiconductor materials and devices.
2003.09- Now he is a member of the Standing Committee of the Party Committee of Northeast Normal University.
2004.0 1-20 12.04 Vice President of Northeast Normal University.
20 12.4. 10 president of northeast normal university (one year's probation)
20 13.5.24 The Standing Committee of the Party Committee of Northeast Normal University decided that President Liu Yichun should be the president of the Alumni Association.