Energy-saving, Optically multistable, Flexible and Fast-response Liquid-crystal Displays and Other Photonic Devices, Phase Transition, Electro-optical, Dielectric and Electro-thermal Properties of Liquid Crystals, Polymeric Composites and Nanoparticle Dispersions, Electrically Controlled Photonic-crystal/ Liquid-crystal Hybrid Structures for Optical Communications, Label-free Optical Biosensors for Protein and Immunodetections by Using Liquid Crystals, Electrically and Optically Tunable Metamaterials and Devices

1985/8~1988/7 Teacher Chang, Hisnchu Division; Counselor (Volunary Service), Counseling Center, National Chiao Tung Universit, Hsinchu, Taiwan
1987/8~1988/7 Instructor of Electrophysics, National Chiao Tung University, Taiwan
1988/2~1988/7 Part-time instructor, Chien-Hsing Vocational College, Taiwan
1988/8~1989/7 Instructor of Physics, Fu Jen Catholic University, Taiwan
1990/7~1993/7 Part-time lecturer and graduate research assistant, Department of Physics, University of Alabama at Birmingham, AL, USA
1993/8~1994/7 Instructor of Physics, University of Alabama at Birmingham, AL
1994/8~1997/7 Visiting Assistant Professor of Physics and Astronomy, University of Toledo, OH, USA
1997/8~2002/7 Assistant Professor of Physics, Chung Yuan Christian University, Taiwan
2002/8~2005/7 Associate Professor of Physics, Chung Yuan Christian University, Taiwan
2002/1~2013/12 Councilor, R.O.C. Taiwan Liquid Crystal Society
2003/8~2006/7 Director, Research Services Division, Office of Research and Development, Chung Yuan Christian University, Taiwan
2003/8~2006/7 Executive Editor of Chung Yuan Journal, Chung Yuan Christian University, Taiwan
2004/1~2007/12 Editor-in-Chief, TLCS Briefs, Taiwan Liquid Crystal Society
2005/8~2012/1 Professor of Physics, Chung Yuan Christian University, Taiwan
2007/9~2007/12 Consultant, Metal Industries Research and Development Centre, Taiwan
2009/8~2010/7 Visiting Professor of Optics, CREOL, University of Central Florida, FL, USA
2010/8~2010/9 Visiting Scholar, L.V. Kirensky Institute of Physics, Krasnoyarsk Scientific Center, Siberian Branch of the Russian Academy of Sciences, Russia
2011/1~2016/12 Associate Editor, OSA Optical Materials Express
2011/8~2011/12 Guest Editor, Focus Issue on “Liquid Crystal Materials for Photonic Applications (2011),” Optical Materials Express 1(8)
2012/2~date Professor, Insittute of Imaging and Biomedical Photonics, National Chiao Tung University (Tainan Campus), Taiwan
2012/3~2015/7 Director of the Institute of Imaging and Biomedical Photonics, National Chiao Tung University, Taiwan
2013/1~2013/5 Guest Editor, Joint Special Issue on “Hybrid Organic–Inorganic Materials for Novel Photonic Applications (2013),” Applied Optics 52(22) and Optical Materials Express 3(4) and (5)
2013/8~2015/7 Acting Director of the Institute of Photonic Systems, National Chiao Tung University (Tainan Campus), Taiwan
2014/1~2014/6 Lead Guest Editor, Special Issue on “Optical Materials for Flat Panel Displays (2014),” Optical Materials Express 4(2), (4), (5) and (6)
2014/1~2017/12 President, R.O.C. Taiwan Liquid Crystal Society
2015/1~2017/12 Committee Member (Optical Groups Liaison), OSA Optical Material Studies Technical Group, OSA
2015/1~date Member, International Scientific Committee, Asian Conference on Liquid Crystals
2015/8~2015/9 Visiting Scholar, L.V. Kirensky Institute of Physics, Krasnoyarsk Scientific Center, Siberian Branch of the Russian Academy of Sciences, Russia
2016/10~2017/2 Lead Guest Editor, Special Issue on “Colloidal Systems (2017),” Optical Materials Express 7(1) and (2)
2016/7~date Member of Board of Directors (Affiliated Liquid Crystal Society Representative), International Liquid Crystal Society
2016/10~2017/8 Guest Editor, Special Issue on “Selected Papers from ACLC 2017 (2017),” Crystals 7(4), (6), (7), and (10), MDPI
2017/2 Confernce Chair, The 3rd Asian Conference on Liquid Cyrstals, National Cheng Kung University, Tainan, Taiwan, 2/13–15, 2017
2018/09~2018/9 Visiting Scholar, L.V. Kirensky Institute of Physics, Krasnoyarsk Scientific Center, Siberian Branch of the Russian Academy of Sciences, Russia
2014/1~2017/12 Supervisor, R.O.C. Taiwan Liquid Crystal Society
2018/9 General Chair, 102nd OSA Annual Meeting: Frontiers in Opticss, Washington, D.C., 9/16–20, 2018