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Polymer Selection for Food, Automotive, and Electronic Markets
Expert has an in-depth understanding of the high-pressure synthesis copolymerization of ethylene with combinations of co-monomers such as acrylates, vinyl acetate, (meth)acrylic acid, and carbon monoxide. His knowledge results from the high-pressure pilot plant work performed under his direction to…
Rheological Measurement
Expert has expertise in applied research and product development combining the fields of rheology and colloidal chemistry. He is experienced with the formulation and rheological classification of dyes and pigments. He has investigated the rheological properties of magnetic and carbon…
Plastics Fracture Mechanics, Plastics Service Performance, Plastics Wear, Plastics Friction
Expert has developed a criterion for the prevention of rapid crack propagation in plastic pipes. He developed a formula for calculating slow crack propagation as a function of the stress intensity factor. He developed a method of prediction of ductile-brittle…
Polyurethanes; Crystalline Polymers; Dielectric Properties; Ion-containing Polymers
Summary: Although I retired from Penn State in July '18, I continue to be engaged in the scientific / technical side of polymer science and engineering. I am more actively seeking external consulting opportunities, including serving as an expert witness.…
Physical Chemistry of Food & Drugs
FOOD CHEMISTRY; FOOD DRYING. Expert is a recognized authority in the physical chemistry of the stability of dry and semi-moist systems including foods, drugs, and biologies. His major research areas deal with the effect of temperature and are properties of…
Catalysis, Surface Chemistry
Expert has spent most of his research addressing problems related to catalysis by transition metals and transition metal oxides. His model studies have examined the basic catalytic chemistry of ammonia synthesis, Fischer-Tropsch chemistry, catalytic oxidation, and hydrogen desulfurization chemistry. In…