Lektor Department of Theoretical Chemistry School of Biotechnology Royal Institute of Technology S-106 91 Stockholm, Sweden (July, 2009) 1e Forskare Department of Theoretical Chemistry School of Biotechnology Royal Institute of Technology S-106 91 Stockholm, Sweden (February, 2004) 1e Forskare Department of Physics University of Gothenburg S-412 96, Göteborg, Sweden (2005) 1e Forskare Laboratory of Photonics Department of Microtechnology and Nanoscience Chalmers teknisk högskola S-412 96, Göteborg, Sweden (May, 2004) Forskare Fysik och teknisk fysik Chalmers teknisk högskola S-412 96, Göteborg, Sweden (April, 2000) Docent Physical electronics and photonics Department of Physics Göteborg University and Chalmers University of Technology S-412 96, Göteborg, Sweden (July, 1999) Förste forskningsingenjören Physical electronics and photonics Department of Physics Göteborg University and Chalmers University of Technology S-412 96, Göteborg, Sweden (July, 1997) Forskare Assistant Physical electronics and photonics Department of Physics Göteborg University and Chalmers University of Technology S-412 96, Göteborg, Sweden (Jan, 1996) Forskare Assistant Device physics Department of Physics and Measurement Technology University of Linköping S-581 83, Linköping, Sweden (July, 1993) Postdoctor Device physics Department of Physics and Measurement Technology University of Linköping S-581 83 Linköping, Sweden (Oct, 1990) Teknisk Doktor (Doctor of Philosophy) Theoretical physics Department of Physics and Measurement Technology University of Linköping S-581 83, Linköping, Sweden (Oct, 1990) Thesis: Electronic structure of GaAs/AlGaAs multiple quantum wells Master of Science Semiconductor material science Shanghai Institute of Technical Physics Chinese Academy of Science Yutian Road 500 200083, Shanghai, China (Oct, 1986) Thesis: Theoretical analysis on the local and quasi-local lattice vibration modes of impurities Bachelor of Science Physics of semiconductor luminescence Department of Physics Xiaman University Xiaman, China (July, 1984)