Photo of Ralph Colby

Ralph Colby

Professor of Material Science & Engineering


  • College of Earth and Mineral Sciences
  • Chemical Engineering

0112 Research Unit A


Personal or Departmental Website

Interest Areas:

Polymer physics and rheology: Molecular understanding of the structure and dynamics of polymer liquids and their manipulation to control mechanical properties.






The Penn State Department of Chemical Engineering, established in 1948, is recognized as one of the largest and most influential chemical engineering departments in the nation.

The department is built upon the fundamentals of academic integrity, innovation in research, and commitment to the advancement of industry.

Department of Chemical Engineering

121 Chemical and Biomedical Engineering Building

The Pennsylvania State University

University Park, PA 16802

Phone: 814-865-2574