Stephen Chmely, Ph.D.

Stephen Chmely, Ph.D.

  • Assistant Professor of Agricultural and Biological Engineering
225 Ag Engineering Building
Shortlidge Road

University Park, PA 16802

Areas of Expertise

  • Development of emerging bioproducts
  • Additive manufacturing with lignocellulosic biomass
  • Applications of synthetic chemistry to lignin
  • Catalytic transformations of biomass
  • Spectroscopic characterization of bio-derived molecules


  • A.S. Chemistry, Volunteer State Community College, 2003
  • B.S. Chemistry and Physics, Western Kentucky University, 2006
  • Ph.D. Chemistry, Vanderbilt University, 2010

Professional Preparation

  • Postdoctoral Research Associate, Vanderbilt University Medical Center, 2010-2011
  • Postdoctoral Research Associate, National Renewable Energy Laboratory, 2011-2013
  • Research Assistant Professor, Center for Renewable Carbon, University of Tennessee, 2013-2019


  • BRS 300: Introduction to Biorenewable Products
  • BRS 411: Biobased Fiber Science
  • BRS 417: Processing and Manufacturing Systems for Bioproducts
  • BRS 423: Deterioration and Protection of Bioproducts

For information about courses please visit the LionPATH Course Catalog.

Selected Publications

  • J. T. Sutton, K. Rajan, D. P. Harper, S. C. Chmely. Lignin-containing photoactive resins for 3D printing by stereolithography. ACS Appl. Mater. Interfaces, 2018, 10, 36456–36463. DOI: 10.1021/acsami.8b13031
  • K. Rajan, J. K. Mann, E. English, D. P. Harper, D. J. Carrier, T. G. Rials, N. Labbé, S. C. Chmely. Sustainable hydrogels based on lignin-methacrylate copolymers with enhanced water retention and tunable material properties. Biomacromolecules, 2018, 19, 2665-2672. DOI: 10.1021/acs.biomac.8b00282
  • Y. N. Regmi, J. K. Mann, J. R. McBride, J. Tao, C. E. Barnes, N. Labbé, S. C. Chmely. Catalytic transfer hydrogenolysis of organosolv lignin using B-containing FeNi alloyed catalysts. Catal. Today, 2018, 302, 190195. DOI: 10.1016/j.cattod.2017.05.051