2022 -
Chair, Department of Electrophysics, National Yang-Ming Chiao Tung University
2021 - 2022
Vice Dean, College of Science, National Yang-Ming Chiao Tung University
2021/02 -
Professor, Department of Electrophysics, National Yang Ming Chiao Tung University
2011 - 2012
Chair of the Basic Science Teaching Committee of NCTU
2016 - 2019
Vice Chair of the Department of Electrophysics, National Chiao Tung University (NCTU)
2015 - 2018
Panel Member of Advisory Committee, Department of Natural Sciences of Ministry of Science and Technology, Taiwan
2021/02 -
Professor, Department of Electrophysics, National Yang Ming Chiao Tung University
2010/08 - 2021/01
Professor,Department of Electrophysics, National Chiao Tung University
2006/08 - 2010/07
Associate Professor, Department of Electrophysics, National Chiao Tung University
2003/08 - 2006/07
Assistant Professor, Department of Electrophysics, National Chiao Tung University
2002/08 - 2003/07
Research Associate, Institute for Microstructural Sciences, National Research council, Ottawa, Canada.
2001 - 2002
Postdoctoral studies, Max-Planck Institute for Solid State Research, Stuttgart, Germany.
1995 - 1996
R&D Engineer, Acer Laboratories Inc. , Taipei.
1993 - 1995
R&D Engineer Sharp Technology Inc., Taipei.