Expert Details
Varistors, Surge Protection, Expert Witness, Electronic Materials, and Ceramics
ID: 722436
Florida, USA
Expert has developed a fast resettable solid state circuit breaker (multi-use fuse) based on conductive polymer composites. This polymer current limiter can limit surge currents in the 100-kiloamp range in times less than 1 millisecond. He has five patents in this technology area.
Expert has invented a technique for transforming polycrystalline alumina to single crystal aluminum oxide (sapphire) while in solid state form (no melting). This allows one to cheaply fabricate sapphire parts in any shape available (tubes, plates, domes, etc.) by standard ceramic techniques. The applications range from lamps to fibers to radomes. Expert has five patents issued in this technology.
Expert has conducted extensive investigations of the behavior of superparamagnetic nanoparticles. This includes critical phenomena and the use of Mossbauer spectroscopy to evaluate magnetic oxides and nanopowders.
His organization is a nanotechnology company providing nanopowder-based research and development solutions to corporate customers. The company's key strength is a unique flame spray pyrolysis technology. This technology allows them to custom-design mixed-metal oxide nanopowders and produce them in quantity at competitive cost. The process scales easily and directly produces nanomaterials that are otherwise difficult or impossible to produce without grinding. The technology is unique in its ability to easily mix very specific levels of metal oxides such as gadolinium tantalum oxides, doped lanthanum manganates, and doped iron oxides.
Expert has extensive experience in the fabrication and use of silicon carbide materials for gas ignition in appliances such as gas ovens and gas ranges.
Expert's expertise and activities have included technical and administrative responsibility for teams of scientists and engineers active in electronic ceramics, solid state materials and electronic devices with operating budgets in the $5 million range. Projects have ranged from fundamental studies to applied device R&D and business development. His technical expertise in this field includes ZnO surge protectors, silicon carbide igniters, photovoltaics, thermoelectric materials, electronic packaging, magnetic devices, organic light emitting diodes, and polymer current limiters. In this regard he has had extensive interactions with a wide range of General Electric businesses and U.S. government agencies.
Expert has extensive experience in the application of microwave technology to the processing of ceramics (e.g. zinc oxide) and polymer materials (e.g. cyclics).
Expert is a consultant to Sandia Laboratories. The project he is assisting with relates to operational functionality and production of an electronic ceramic device.He consults with General Electric company on materials technology development for microwave processing and on flexible solar cells.Expert consults with TAL Materials, Inc. on program opportunities in nanomaterials technology.
Education
Year | Degree | Subject | Institution |
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Year: 1970 | Degree: Ph.D. | Subject: Solid State Physics | Institution: Weizmann Institute of Science |
Year: 1966 | Degree: M.S. | Subject: Physics | Institution: University of the Witwatersrand |
Year: 1964 | Degree: B.S. | Subject: Physics | Institution: University of the Witwatersrand |
Work History
Years | Employer | Title | Department |
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Years: 2002 to 2016 | Employer: (Undisclosed) Associates LLC | Title: Consultant | Department: |
Responsibilities:Owner and Operator |
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Years | Employer | Title | Department |
Years: 1970 to 2002 | Employer: General Electric Company | Title: Program Manager and Coolidge Fellow | Department: Corporate Research and Development |
Responsibilities:He provided technical and management leadership of 20 scientists in ceramic, electronic and optical materials research. Expert has held a variety of management and engineering positions at General Electric. His activities included technical and administrative responsibility for teams of scientists and engineers active in electronic ceramics, solid state materials and electronic devices with an operating budget in the $5 million range. Projects ranged from fundamental studies to applied device R&D and business development. His marketing expertise includes ZnO surge protectors, silicon carbide igniters, photovoltaics, thermoelectric materials, electronic packaging, magnetic devices and polymer current limiters. His duties at GE combined technical leadership and supervision, personnel administration, contract marketing, and interactions with a wide range of General Electric businesses and U.S. government agencies.In 1997 he assumed the position of Manager, Global Programs Development at GE Corporate R&D. In this role Expert had direct responsibility for developing strategic relationships between GE businesses and high technology companies in Israel, Singapore, Taiwan, and Australia as well for interactions in materials technologies with GE’s R&D centers in Bangalore, India, and Shanghai, China. While Manager of Global Programs, Expert developed close relations with GE Equity and played a key role in the evaluation of high technology start-up companies and subsequent GE investment funding. |
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Years | Employer | Title | Department |
Years: 2000 to 2002 | Employer: Rensselaer Polytechnic Institute | Title: Adjunct Professor | Department: Physics Department |
Responsibilities:Technical interaction in ceramic technology. |
International Experience
Years | Country / Region | Summary |
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Years: 1997 to 2000 | Country / Region: Israel, Singapore, China, India, and Asutralia | Summary: In 1997 Expert assumed the position of Manager, Global Programs Development at GE Corporate R&D. In this role Expert had direct responsibility for developing strategic relationships between GE businesses and high technology companies in Israel, Singapore, Taiwan, and Australia as well for interactions in materials technologies with GE’s R&D centers in Bangalore, India, and Shanghai, China. While Manager of Global Programs, Expert developed close relations with GE Equity and played a key role in the evaluation of high technology start-up companies and subsequent GE investment funding. |
Years: 1996 to 1996 | Country / Region: U.K. | Summary: In 1996 he acted as Adjunct Director for the U.S. Office of Naval Research in London, England. |
Career Accomplishments
Associations / Societies |
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Expert is a member of the Materials Research Society. |
Professional Appointments |
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Expert is Associate Editor of the Journal of the American Ceramic Society. From 2000 to 2002 he was Adjunct Professor at Rensselaer Polytechnic Institute. In 1996 he served as Vice-President for Programs, Meetings, and Expositions of the American Ceramic Society. In 1991 Expert was named Vice President for Research of the American Ceramic Society, and in 1987 he was elected to the Board of the American Ceramic Society, representing the Electronics Division as trustee. In 1983 he was elected as Chairman of the Electronics Division of the American Ceramic Society and was elected to the post of Chairman of the Electronics Division of the American Physical Society in 1982. In 1989 Expert chaired the "Second International Varistor Conference." In 1988 he chaired the Engineering Foundation Conference on "Advanced Interconnects for High Density Packaging". In 1986, he was co-chairman of an Engineering Foundation Conference on "Applications of Ceramics to Microelectronic Interconnect Technology." In 1982 he was Chairman of the International Conference on Grain Boundary Phenomena in Electronic Ceramics. |
Awards / Recognition |
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In 1983 Expert was named a Fellow of the American Ceramic Society. In 1994 he took a position as Visiting Fellow at the National Institute of Science and Technology in Washington, DC. In 1993 Expert was named a Coolidge Fellow, the highest honor conferred on the staff of GE Corporate Research and Development. He was a recipient of the Dushman Award in 1984 for his achievements in the "Science and Technology of Zinc Oxide Varistors." In 1980 he was co-recipient of an IR-100 award for the development of a Varistor-Switched Liquid Crystal Display. |
Publications and Patents Summary |
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Expert has written or edited four books, approximately 87 technical papers and articles pertaining to his fields of work. He has been awarded 60 U.S. patents. |
Additional Experience
Expert Witness Experience |
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He has supported legal teams and acted as expert witness in cases involving surge protection devices and electronic component failure. |
Marketing Experience |
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Expert has held a variety of management and engineering positions at General Electric. His marketing expertise includes ZnO surge protectors, silicon carbide igniters, photovoltaics, thermoelectric materials, electronic packaging, magnetic devices and polymer current limiters. |
Other Relevant Experience |
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He holds both DOD and DOE clearances. |
Fields of Expertise
metal-oxide varistor, overvoltage protection, surge arrester, surge protection, zinc oxide, electric surge, electric surge protector, electric surge suppressor, electric transient, electrical overvoltage, expert testimony, expert witness, varistor, electrical ceramic, nanomaterial, solid state science, drying technology, nanopowder, ceramic engineering, small-particle ceramic, ceramic joining, electric fuse manufacturing, magnetic ceramic, advanced ceramic material, electrically conductive elastomer, technical ceramic, ceramic tape, current-limiting fuse, electrically conductive ceramic, industrial nonfood microwave processing, industrial microwave processing, high-purity zinc, ceramic material manufacturing, particulate ceramics processing, ceramic property characterization, ceramic property measurement, electronic material processing, oxide ceramic, ceramic material selection, igniter, ceramic technology, microwave ceramic processing, electronic material, electrical material, electronics, lamp material, optical ceramic, nanotechnology, nanocomposite, electrochemical-energy generation, ceramic package, solid-state electronics science, photovoltaics, ceramic hot isostatic pressing, current-limiting reactor, electric conductor, thermoelectric material, silicon carbide, sapphire, portable thermoelectric generator, optoelectronics science, Mossbauer spectroscopy, metal oxide, electric fuse, circuit breaker, ceramic sintering, ceramic forming, ceramic fiber