At NREL, he was the director of the Department of Energy's Hydrogen Sorption Center of Excellence and performs associated advanced materials development and testing. Previously, Dr. Simpson was the Manager of Advanced Programs at ITN Energy Systems, Inc., where he planned, implemented, and managed R&D activities to produce the next generation of enabling technologies for a broad range of commercial applications in technology areas that included: nanotechnology, nanomaterials, thin-film photovoltaics, thin-film processing, fuel cells, solid-state batteries, electrochromics, and advanced sensors. Dr. Simpson was also a Research Scientist in the Chemical Technology Division at Argonne National Laboratory, where he evaluated the structural and chemical integrity of materials and performed mechanistic investigations using electrochemical and optical techniques.
Simpson has a broad background in research, development, and program management. This includes extensive experience in nanotechnology, materials science, physics, and surface science.
1993 Ph.D., Condensed Matter Physics„Materials Science, Colorado School of Mines. Dissertation involved the study of nonlinear electromagnetic interactions in materials and buried interfaces.
1988 M.S., Physics, Washington State University, 1988. Thesis: Measurement of the three photon absorption cross section and intrinsic optical breakdown of KI at 532 nm.
1986 B.S., Engineering Physics, Colorado School of Mines. Thesis: Spatial filtering for pattern recognition.
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