Department of Chemistry

• Light- and voltage-gated molecular machines.


• Stimuli-responsive photoluminescent organic and organometallic systems.


• Electronic properties of p-conjugated oligomers and polymers.

B.S., 1984-1988, National Taiwan University (NTU); M.S., 1988-1990, NTU; Second Lieutenant, 1990-1992, Military service; Teaching Assistant, 1992-1993, NTU; Ph.D., 1993-1997, Northwestern University, USA; Postdoctoral Associate, 1997-1998, Massachusetts Institute of Technology, USA; Assistant Professor, 1998-2002, National Central University (NCU), Taiwan; Associate Professor, 2002-2005, NCU; Associate Professor, 2005-2007, NTU; Professor, 2007-present, NTU; Director of Chemistry Research Promotion Center, 2012-2014, Ministry of Science and Technology, Taiwan; Chair of Chemistry Department, 2013-2016, NTU; Chair of the American Chemical Society Taiwan International Chapter and Council member of Chinese Chemical Society Located in Taipei, 2015-present. Editor-in-Chief of Journal of the Chinese Chemical Society (JCCS), 2021-present.

• Young Chemists Award, The Chinese Chemical Society, 2005


• Excellent Teaching Award, National Taiwan University, 2007, 2008, 2010, and 2013


• Asian Core Program Lectureship Award 2008 (Japan), 2013 (China), 2013 (Singapore) and 2015 (Hong Kong)


• Outstanding Research Award, National Science Council, 2011


• Tarrant Lecturer of Organic Chemistry, Department of Chemistry, University of Florida, USA, 2016;


• Sun Yat Sen Academic Award, Sun Yat Sen Academic and Cultural Foundation, 2016.

1. Chen, Z.-J.; Lu, H.-F.; Chiu, C.-W.; Hou, F.-M.; Matsunaga, Y.; Chao, I.; Yang, J.-S. “A Molecular Rotor that Probes the Helical Inversion of Stiff-Stilbene” Org. Lett. 2020, 22, 9158-9162.


2. Lien, C.-Y.; Hsu, Y.-F.; Liu, Y.-H.; Peng, S.-M.; Shinmyozu, T.; Yang, J.-S. “Steric Engineering of Cyclometalated Pt(II) Complexes Toward High-Contrast Monomer-Excimer- Based Mechanochromic and Vapochromic Luminescence” Inorg. Chem. 2020, 59, 11584-11594.


3. Tsai, M.-S.; Tsai, S.-Y.; Huang, Y.-F.; Wang, C.-L.; Sun, S.-S.; Yang, J.-S. “Hydrogen Bonding-Induced H-Aggregation for Fluorescence Turn-On of the GFP Chromophore: Supramolecular Structural Rigidity” Chem. Eur. J. 2020, 26, 5942-5946.


4. Chiu, C.-W.; Yang, J.-S. “Photoluminescent and Photoresponsive Iptycene-Incorporated -Conjugated Systems: Fundamentals and Applications” ChemPhotoChem 2020, 4, 538-563.


5. Hsu, L.-Y.; Maity, S.; Matsunaga, Y.; Hsu, Y.-F.; Liu, Y.-H.; Peng, S.-M.; Shinmyozu, T.; Yang, J.-S. “Photomechanochromic vs Mechanochromic Fluorescence of a Unichromophoric Bimodal Molecular Solid: Multicolor Fluorescence Patterning” Chem. Sci. 2018, 9, 8990-9001.


6. Tan, W. S.; Lee, T.-Y.; Hsu, Y.-F.; Hung, S.-J.; Yang, J.-S. “Iptycene Substitution Enhances the Electrochemical Activity and Stability of Polyanilines” Chem. Comm. 2018, 54, 5470-5473


7. Tan, W. S.; Lin, S.-Y.; Yang, J.-S. "Synthesis, Structural Characterization, and Electrochemical Properties of Isotruxene–Polyaniline Hybrid Systems" Chin. Chem. Soc. 2017, 64, 1007-1022.


8. Tseng, T.; Lu, H.-F.; Kao, C.-Y.; Chiu, C.-W.; Chao, I.; Ch. Prabhakar; Yang, J.-S. "Redox-Gated Tristable Molecular Brakes of Geared Rotations" Org. Chem. 2017, 82, 5354-5366.


9. Lin, C.-J.; Liu, Y.-H.; Peng, S.-M.; Shinmyozu, T.; Yang, J.-S. "Excimer-Monomer Photoluminescence Mechanochromism and Vapochromism of Pentiptycene-Containing Cyclometalated Platinum(II) Complexes" Chem. 2017, 56, 4978-4989.


10. Matsunaga, Y., Yang, J.-S. "Multicolor Fluorescence Writing Based on Host-Guest Interactions and Force-Induced Fluorescence-Color Memory" Chem. Inter. Ed. 2015, 27, 7985-7989.


11. Lin, C.-J.; Kundu, S. K.; Lin, C.-K.; Yang, J.-S. "Conformational Control of Oligo(p-phenyleneethynylene)s with Intrinsic Substituent Electronic Effects: Origin of the Twist in Pentiptycene-Containing Systems" Eur. J. 2014, 45, 14826-14833.


12. Huang, G.-J.; Ho, J.-H.; Ch. Prabhakar, Liu, Y.-H.; Peng, S.-M.; Yang, J.-S. "Site-Selective Hydrogen Bonding-Induced Fluorescence Quenching of Highly Solvatofluorochromic GFP-like Chromophores" Lett. 2012, 14, 5034-5037.


13. Huang, H.-H.; Ch. Prabhakar; Tang, K.-C.; Chou, P.-T.; Huang, G.-J.; Yang, J.-S. "Ortho-Branched Ladder-Type Oligophenylenes with Two-Dimensionally π-Conjugated Electronic Properties" Am. Chem. Soc. 2011, 133, 8028-8039.


14. Yang, J.-S.; Yan, J.-L.; Lin, C.-K.; Chen, C.-Y.; Xie, Z.-Y.; Chen, C.-H. "Pentiptycene-Derived Oligo(p-Phenyleneethynylene)S: Conformational Control, Chain-Length Effects, Localization of Excitation, and Intrachain Resonance Energy Transfer" Chem. Int. Ed. 2009, 48, 9936-9939.


15. Yang, J.-S.; Yan, J.-L. "Central-Ring Functionalization and Application of the Rigid, Aromatic, and H-Shaped Pentiptycene Scaffold" Chem. Commun. 2008, 1501-1512.