Find an Expert
Biomaterials and Product Development R&D for Orthopedic, Cardiovascular, and Other Implants
Expert has helped assemble, and been lead author on 510(k) and IDE applications to the FDA. This has often included telephone conversations, and occasionally personal visits, with the FDA to discuss unique aspects of the devices and/or materials in the…
Engineering Management
Expert has been involved with the re-engineering of new product development processes, creation of total quality management programs, and organizational structure changes for process engineering and research and development functions for two major medical device manufacturers (i.e. Johnson & Johnson…
Surface Mount Technology
Expert has been involved with surface-mount assembly for the past 18 years. He has extensive knowledge of solder paste printing, component placement, reflow and wave soldering, cleaning, inspection, and repair. He is familiar with materials, component packages, and the related…
Plastics Selection, Design, Compound, Processing, Testing, Failure, Pipes and Membrane
Expert is an expert in plastic piping, having in-depth knowledge of polyethylene pipe, PE gas pipe, PVC pipe, ABS pipe, crosslinked-polyethylene (PEX) pipe, polybutylene pipe, and related fittings. He is equally proficient with pipe joining processes using solvent cement and…
Adhesion Bonding, Plastic Surface Treatments, Plastics Decorating, Finishing, Coating, Laser Marking
Expert has extensive experience diagnosing adhesion problems and implementing cost effective solutions for bonding/ joining like and dissimilar materials. He received a US patent for a bonding process which yields superior adhesion strength forces for commercial and military products. His…
Wood Science, Wood Chemistry, Wood Coatings, Recycling
Expert has been involved in research in weathering of wood for the past 20 years. He studies wood discoloration, surface oxidation, and surface protections. He uses electron spin resonance to characterize free radicals (formation, termination) and mechanisms of weathering. He…
Fracture Mechanics
Expert's background is in solid and structural mechanics. His training, research, and consulting interests include fatigue and fracture mechanics of brittle monolithic and composite materials (ceramics, concrete, rock, CMCs, MMCs, PMCs), mechanics of interfaces, plasticity, and damage tolerance analysis of…
Selection of Structural Adhesives for Plastics, Metals, & Composites in Production
ADHESION TO FIBERGLASS, ELASTOMER, GLASS, METAL, PLASTIC, SPECIFIC MATERIAL. For over 30 years, Expert's has been involved in the detailed matching of structural adhesives for all substrates when used within a production environment, with particular emphasis on plastic assembly with…
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,…
Powder Metallurgy, Magnetic Alloy
Since 1980, Expert has been instrumental in the development of new magnetic alloys, their processing, improvement in their properties, and preparation of specifications for their usage. He has also assisted in marketing these materials and recommending their usage for new,…