Find an Expert
Fiber-Reinforced Concrete
FIBER-REINFORCED CONCRETE; FIBER-REINFORCED CEMENT. Expert has conducted extensive research on fiber-reinforced concrete since 1983 and has published over 30 papers on the subject. His work involved mainly synthetic fibers including polypropylene, nylon, acrylic, aramid, carbon, and recycled fibers. He has…
Gear Design & Analysis
HELICAL GEAR DESIGN; SPUR GEAR DESIGN; GEAR TOOTH. Expert has extensive experience in the design and analysis of spur and helical gears. He is the author of the computer programs GEARCALC and AGMA218, which are widely used by the gear…
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…
Failure Analysis of Materials
MATERIAL FAILURE ANALYSIS; ADHESIVE FAILURE; COMPOSITE FAILURE; METAL FAILURE. Expert's (pronounced Wall-teen) principal occupation has been in the analysis of failures of machine components, including orthopedic (surgical) implants. Materials analyzed include metals and alloys of all types, polymers, elastomers, composites,…
Rubber and Adhesion Technology
RUBBER SCIENCE & TECHNOLOGY; RUBBER TESTING. Expert has consulted widely in the area of rubbery materials, including compounding, processing, and physical-mechanical properties such as fatigue, cut growth, and aging. He has carried out research on rubber blends, particulate reinforcement, compatibilization,…