Yen, Hung-Ju

Materials Chemistry

Yen, Hung-Ju (顏宏儒)

    Yen, Hung-Ju 's Lab
Assistant Research Fellow (2017 –);B.S., National Chi Nan University (2006);M.S., National Chi Nan University (2007);Ph.D., National Taiwan University (2011);Visiting Doctoral Researcher, Tokyo Institute of Technology (2009);Postdoctoral Researcher, National Taiwan University (2011, 2012-2013);J. Robert Oppenheimer Distinguished Postdoctoral Fellow, Los Alamos National Laboratory (2013 – 2017);
Research Interests

Bottom-up Chemical Synthesis of Nanographenes
Design and Synthesis of Electroactive High-performance Polymers
Functional Materials for optoelectronic and energy applications

Selected Publications
  1. Yen, H. J.; Shan, C.; Wang, L.; Xu, P.; Zhou, M.; Wang, H. L. Development of Conjugated Polymers for Memory Device Applications. Polymers 2017, 9(1), 25.
  2. Yen, H. J.; Tsai, C. L.; Chen, S. H.; Liou, G. S. Electrochromism and Nonvolatile Memory Device Derived from Triphenylamine-based Polyimides with pendant Viologen units. Macromol. Rapid Commun. 2017, 38 (9), 1600715.
  3. Shan, C.;Yen, H. J.; Wu, K.; Lin, Q.; Zhou, M.; Guo, X.; Wu, D.; Zhang, H.; Wu, G.; Wang, H. L. Functionalized Fullerenes for Highly Efficient Lithium Ion Storage: Structure-property-Performance Correlation with Energy Implications. Nano Energy 2017, DOI: 10.1016/j.nanoen.2017.08.033.
  4. Yen, H. J.; Tsai, H.; Zhou, M.; Holby, E. F.; Choudhury, S.; Chen, A.; Adamska, L.; Tretiak, S.; Sanchez, T.; Iyer, S.; Zhang, H.; Zhu, L.; Lin, H.; Dai, L.; Wu, G.; Wang, H. L. Structurally Defined 3D Nanographene Assemblies via Bottom-up Chemical Synthesis for Highly Efficient Lithium Storage. Adv. Mater. 2016, 28(46), 10250–10256.
  5. Yen, H. J.; Liang, P. W.; Chueh, C. C.; Yang, Z.; Jen, A. K.-Y.; Wang, H. L. Large Grained Perovskite Solar Cells Derived from Single-Crystal Perovskite Powders with Enhanced Ambient Stability. ACS Appl. Mater. Inter. 2016, 8(23), 14513–14520.
  6. Yen, H. J.; Lin, J. H.;. Su, Y. O; Liou, G. S. Novel Triarylamine-based Aromatic Polyamides Bearing Secondary Amines: Synthesis and Redox Potential Inversion Characteristics Induced by Pyridines. J. Mater. Chem. C 2016, 4(43), 10381–10385.
  7. Park, Y. I.; Postupna, O.; Zhugayevych, A.; Kyu, S. W.; Park, Y. S.; Kim, B.;Yen, H. J.; Cheruku, P.; Martinez, J. S.; Park, J.; Tretiak, S.; Wang, H. L. A New pH Sensitive Fluorescent and White Emissive Material through Controlled Inter-molecular Charge Transfer. Chem. Sci. 2015, 6(1), 789-797.
  8. Cheruku, P.; Huang, J. H.;Yen, H. J.; Iyer, R. S.; Rector, K. D.; Martinez, J. S.; Wang, H. L. Tyrosine-Derived Stimuli Responsive, Fluorescent Amino Acids. Chem. Sci. 2015, 6(2), 1150-1158.
  9. Yen, H. J.; Chen, C. J.; Liou, G. S. Flexible Multi-Colored Electrochromic and Volatile Polymer Memory Devices derived from Starburst Triarylamine-based Electroactive Polyimide. Adv. Funct. Mater. 2013, 23(42), 5307–5316.

Chapter of Publication:

  1. H. J. Yen, J. H. Wu and G. S. Liou*, Chapter 4 High Performance Polyimides for Resistive Switching Memory Devices in Electrical Memory Materials and Devices, The Royal Society of Chemistry, 2015, Series No. 18, 136-166.
  2. G. S. Liou* and H. J. Yen, Polyimides. In: Matyjaszewski K and Möller M (eds.) Polymer Science: A Comprehensive Reference, 2012, Vol 5, p. 497-535. Amsterdam: Elsevier BV.

Selected Patents:

  1. US Patent, Provisional Application No. 62/288341 “Compounds and Composites and Energy Storage Devices Comprising the same” H. J. Yen, G. Wu, H. L. Wang. (January 28, 2016).
  2. US Patent 9,598,538 B2 “Transparent Electrochromic Polymer and Electrochromic Device” G. S. Liou, H. J. Yen, Y. W. Chuang, Y. R. Kung, C. M. Leu, L. T. Huang. (March 21, 2017).
  3. US Patent 8,962,769 B2 “Polyimidothioethers-Inorganic Nanoparticle Hybrid Material, Intermediate thereof and Their Preparation” G. S. Liou, C. L. Tsai, H. J. Yen, W. C. Chen, W. Y. Chiu, Y. Y. Yu (February 24, 2015).
  4. US Patent 8,088,932 B2 “Pentaaryldiamine-Containing Bismaleimide Compound and Method of Producing the Compound” G. S. Liou, C. W. Chang, H. J. Yen, J. P. Pan, C. R. Yang, T. H. Wang, J. M. Hsu. (January 3, 2012)

Update: 2017-09-11

Journal Paper
  1. Hung-Ju Yen, Jhe-Huang Lin, Yuhlong Oliver Su, Guey-Sheng Liou* Observation of Ionic Hydrogen Bonding between Anions and Triarylamine-based Aromatic Polyimides with Secondary Amine. ELECTROCHIMICA ACTA 2018-01-20261, 307-313.
  2. Hung-Ju Yen, Chia-Liang Tsai, Shih-Han Chen, Guey-Sheng Liou* Electrochromism and Nonvolatile Memory Device Derived from Triphenylamine-Based Polyimides with Pendant Viologen Units. MACROMOLECULAR RAPID COMMUNICATIONS 2017-05-0338(9), 1600715.
  3. Hung-Ju Yen, Hsinhan Tsai, Ming Zhou, Edward F. Holby, Samrat Choudhury, Aiping Chen, Lyudmyla Adamska, Sergei Tretiak, Timothy Sanchez, Srinivas Iyer, Hanguang Zhang, Lingxiang Zhu, Haiqing Lin, Liming Dai, Gang Wu*, Hsing-Lin Wang* Structurally Defined 3D Nanographene Assemblies via Bottom-Up Chemical Synthesis for Highly Efficient Lithium Storage. Advanced Materials 201628(46), 10250-10256.