Hy Bui, PhD
  • Sr Principle Scientist
Adhesion on Skin: A Challenge of Development of Long-Wear Cosmetic Products

Dr. Hy Bui obtained BS degrees in Physics, Mathematics and Polymer Science at the University of Southern Mississippi (1995).  Then, he worked as a associate chemist at Bayer in Coating Division. While at Bayer, he continued his education... Read more

François Ganachaud, PhD
  • Professor
The Ouzo effect as a means to perform efficient encapsulation

Dr François Ganachaud is a chemist working for the CNRS in the field of polymers and dispersed media, for now 22 years. His interest on spontaneous emulsification was aroused in 2003 by a publication, published in Langmuir by Vitale and Katz... Read more

James Gilchrist, PhD
  • Professor
Fingering instability of air intrusion into drying colloid-polymer films

Dr. James Gilchrist is a Professor of Chemical and Biomolecular Engineering at Lehigh University.  Gilchrist directs the Laboratory for Particle Mixing and Self-Organization with research interests spanning various particle technologies... Read more

Wei Guo, PhD
  • Scientist
Waterproofing and Water Resistance in Waterborne Coatings

Wei is a scientist at Oriental Yuhong North American LLC, Spring House, PA. He works on a number of research projects in waterborne coatings and waterproofing materials. Prior to Oriental Yuhong, Wei obtained PhD in Polymer Science and... Read more

Andy Hejl, PhD
  • Sr Research Scientist
Designed Hybridization – acrylic-epoxy hybrid dispersions for industrial coating applications

Andy Hejl is a Senior Research Scientist at the Dow Chemical Company.  Since joining Rohm & Haas (later Dow Coating Materials) in 2007 he has developed waterborne coatings solutions across a range of applications including architectural... Read more

Yongyang Huang, PhD
  Monitoring drying process of droplets and latex systems using optical coherence tomography

Yongyang Huang joined Lehigh University in 2013 and graduated in May 2019, as a PhD in department of electrical engineering (EE). His supervisor is Prof. Chao Zhou. Before Lehigh, Yongyang Huang got a bachelor’s degree in Physics from Peking... Read more

Shan Jiang, PhD
  • Assistant Professor
Morphology Evolution in Seeded Emulsion Polymerization

Dr. Shan Jiang is an Assistant Professor in the Materials Science and Engineering department at Iowa State University. He obtained his Ph.D. from the University of Illinois... Read more

Lanfang Li, PhD

Lanfang Li is currently Associate Director and Chief Research Scientist at EPI, Lehigh University. Prior to EPI, Lanfang worked in the R&D functional role at Dow Chemical Company for 5 years, in corporate core R&D and Dow Coating... Read more

Daniel Ou-Yang
  • Director, EPI
  • Professor of Physics & Bioengineering

Dr. Ou-Yang is Director of the Soft Matter and Biophotonics Laboratory, and Director of the Emulsion Polymers Institute (EPI) at Lehigh University. His laboratory conducts research in experimental soft condensed matter physics, including... Read more

Raymond A Pearson, PhD
  • Professor
Use of Colloidal Silica in Selective Laser Sintering of Polyamides

Raymond A. Pearson received a B.S. degree in chemistry from the University of New Hampshire and a Ph.D. degree in materials science and engineering from the University of Michigan. He joined the Materials Science and Engineering Department... Read more


Siliu Tan, PhD
  • Associate Principle Scientist
Water Borne Coating in Cosmetic Applications

Dr. Tan is an associate principle scientist at L’Oréal USA since 2009 where she has made great contribution to a wide range of innovation programs in hair styling and hair care.  Dr. Tan is Inventor/co-inventor on 30 US patents and 53 US... Read more

Dimitrios Vavylonis, PhD
  • Professor
Organization of Associating or Crosslinked Actin Filaments in Confinement

Dr. Vavylonis received a Physics BSc from the Univ. of Athens and a Physics PhD from Columbia Univ. in theoretical soft matter physics. He worked in biophysics as postdoc with Ben O’Shaughnessy and Tom Pollard before joining the faculty of... Read more

Steven MT Wei, PhD
  Liquid-liquid phase separation of biomolecular condensates

Ming-Tzo (Steven) Wei is currently a Postdoctoral Research Associate in the Department of Chemical and Biological Engineering of Princeton University. He received his Ph.D. in Bioengineering from Lehigh University in 2014. His research... Read more