He is a computational scientist at Idaho National Laboratory specializing in parallel, nonlinear, fully coupled multiphysics software. His technical skills include numerical methods, high-performance computing, nonlinear solid mechanics, material model development, finite element contact, and multiphysics coupling. He joined INL in 2010 with a principal focus on nonlinear solid mechanics capability development. He is the primary author of BISON, INL’s nuclear fuel performance application. He now manages INL’s Fuel Modeling and Simulation Department, which develops a set of multiphysics applications in support of several U.S. Department of Energy’s nuclear energy programs. Before joining INL, he spent 9 years at Sandia National Laboratories and worked on the solid mechanics applications in SIERRA. He has a bachelor’s and master’s degrees in civil engineering from Brigham Young University and a doctorate in civil engineering from the University of Illinois at Urbana-Champaign.
He is a distinguished staff scientist/engineer at Idaho National Laboratory with dual responsibility as the Gateway for Accelerated Innovation in Nuclear (GAIN) technical interface and as the industry program lead for the Nuclear Science User Facilities (NSUF). In these capacities, he works closely with the U.S. Department of Energy (DOE) Office of Nuclear Energy and the nuclear industry to ensure DOE facilities are used effectively to maintain the current reactor fleet and to enable innovation. He has nearly 20 years of experience in the areas of mechanical testing and fracture mechanics and over 3 years of experience in extreme environment materials characterization and drilling mechanics at the ExxonMobil Upstream Research Company in Houston, Texas. He has a doctorate (2001) and master’s (1998) degrees in mechanical engineering from the University of Washington, and a bachelor’s in mechanical engineering technology (1995) from Central Washington University.
He is a licensed professional engineer and the seismic research and development group lead at Idaho National Laboratory (INL). In this role, he built a capability at INL to deploy advanced analytical methods and numerical tools used for seismic nonlinear soil-structure interaction analysis and quantifying nuclear power plant risk to external hazards, such as seismic and flooding. His background is in vibrational analysis of structures and spent fuel storage and in high-level waste processing. He has over 13 years of experience with spent fuel canister impact analysis using Explicit Finite Element Analysis (FEA) codes. He has performed linear and nonlinear vibrational analysis, including vibrational analysis of spent nuclear fuel, seismic analysis of used nuclear fuel storage racks, and seismic soil-structure interaction (SSI) analysis of nuclear facilities and nuclear power plants. He has performed nonlinear time domain collapse analysis of high-level waste and nuclear structures to determine margin to failure. He is also involved in research to understand technologies that could make advanced nuclear power plants economically viable. His research interests include the application of the business model canvas to research and development, cost-effective advanced reactor technology, nonlinear seismic SSI analysis, seismic protective systems, spent fuel transportation and storage, and beyond design basis threats to nuclear structures. He serves on the ASCE 4 and on ASCE 43 committees. He has authored numerous reports on nuclear canister impact analysis, seismic analysis, and seismic isolation. He has a master’s degree in engineering structures and mechanics.
He received his bachelor's in chemistry from Reed College in 1990, and his doctorate in chemistry from Harvard University in 1996. He specializes in multi-disciplinary problem solving in the physical sciences and their corresponding engineering disciplines. Over his 22-year research and development (R&D) career, he has developed expertise in physical chemistry, chemical kinetics, atmospheric chemistry, instrumentation, electronics (digital, analog, power, and RF), spectroscopic sensing, lasers, fiber optics and wave guides, classical optics, electro-optics, electromagnetics, electromechanical systems, heat transfer, materials science, mechanical engineering, manufacturing processes, and renewable energy technologies.
He has won four R&D 100 Awards, holds numerous patents, has 10 active licenses on his inventions, and given many invited talks on the subject of serial innovation. In 2015, he was selected by the U.S. Department of Energy as its Inaugural SunShot Innovator in Residence. He invented the Radical-Ion Flow Battery under the SunShot Innovator in Residence Program to address the need for low-cost, highly scalable electrochemical grid storage, and the performance limitations of prior art battery chemistries in this demanding application. His current research portfolio is focused on electrochemical grid storage, the elimination of rare-earth magnets in wind turbines, and semiconductor thermal management (power electronics, CPUs, GPUs).
He is a distinguished scientist at Idaho National Laboratory in areas of processing, characterization, and analysis of novel material systems for both nuclear and non-nuclear applications, including materials for use in high-temperature, space, irradiation, and other extreme environments. He is the U.S. Department of Energy (DOE) technical lead for the DOE Advanced Reactor Technology Graphite Research and Development program, responsible for thermo-mechanical testing of nonirradiated and irradiated graphite and composites, development of test standards and code case development for determining material properties of nuclear graphite and composites. He holds a doctorate in materials science and engineering from University of Idaho, a master’s degree in nuclear engineering from University of Illinois, and a bachelor’s degree in nuclear engineering from University of California at Santa Barbara.
He is a research and development scientist at Idaho National Laboratory (INL) leading the Engineering Scale Nuclear Fuel Simulation team. His work focuses mainly on the development of INL’s nuclear fuel performance code, BISON, and on advanced modeling of fission gas behavior in nuclear fuel. He earned his master’s and doctorate degrees in nuclear engineering from Politecnico di Milano, Italy. He has 10 years of experience in nuclear fuel modeling and simulation. Prior to INL, he worked at the European Commission in Karlsruhe, Germany, and the Halden Reactor Project in Norway. His research encompasses various areas of nuclear fuel modeling, including fission gas release and swelling in oxide fuels, fuel rod performance during design-basis reactor accidents, and modeling of accident-tolerant fuel concepts, including uranium silicide fuel and iron-chromium-aluminum steel claddings.
He is a senior staff scientist and team lead for materials processing within the Applied Materials and Performance Group at Pacific Northwest National Laboratory. His research focus is on the formability, joining, and manufacturing of materials for industrial applications, and in the development of new solid state joining and processing technologies for advanced materials for future energy applications, including vehicle technologies, power generation, hydrocarbon, and chemical transport and processing. He has been researching and developing Friction Stir Welding and Processing at the lab since 1997. He currently leads a portfolio of projects investigating Friction Stir Joining and Processing as a new manufacturing technology and programs in solid-state compaction and processing of new materials for high temperature and high-performance applications. He has over 25 publications on solid state joining and processing, more than 30 years’ experience in the microstructural and mechanical characterization of materials, and in the exploration of process/property relationships.
He is a staff scientist at Idaho National Laboratory (INL) and a recognized expert in materials characterization and instrumentation. He has a doctorate in materials science and condenser matter physics from the University of California, Davis. His work has spanned global and nationwide collaborations. He has worked at premier nanocharacterization facilities at national laboratories and universities and has expert knowledge of scanning transmission electron microscopy, atom probe tomography and electron loss spectroscopy. His primary research interests lie in the investigation of materials and the origins of their physical properties. He has heavily leveraged the use of multidimensional microscopy, diffraction and artificial intelligence to address delays in data access and extraction, which has led to a new frontier in advanced microscopy. At INL, he continues to focus on the development and application of machine and deep learning in order to decipher and decimate information from images, spectra, and diffraction patterns to maximize the effectiveness, efficiency and utility of advanced microscopy. He is an invited academic faculty member and manager for a diverse group of postdoctoral research scientists, graduate students, and technicians across several national laboratories and universities. He is an author of 45 peer-reviewed publications, a recognized reviewer, and a technical contributing member to energy materials research. He was awarded two patents and has three patents pending, including an innovative approach to computational microscopy using machine learning.
His research interest is focused on the study of processing, microstructure, and properties of a wide range of metallic alloys used at high temperatures in automotive, industrial, and nuclear applications. He’s active in the study of materials, such as cast irons, stainless steels, and Ni-based alloys used in various applications, including gasoline and diesel engines and exhaust systems, industrial and chemical processing equipment, and high temperature heat exchangers in nuclear reactors. He also has research experience in electronic materials, MEMS devices, and sensors with hands-on experience in failure analysis of microelectronic devices and packages. He has more than 11 issued patents, four R&D 100 awards in collaboration with various industrial partners, and one award for excellence in technology transfer, South East Region Federal Laboratory Consortium.
His research explores novel approaches for rational fabrication of designed nanoscale architectures through self-assembly. He developed methods for creating crystalline and cluster structures based on a programmable assembly of DNA-encoded, nano-objects. His interests include structural aspects of soft matter at nanoscale and at the interfaces, material transformation under environmental factors, and use of novel designed nanomaterials for optical, biomedical, and energy harvesting applications. He received a doctorate in physics from Bar-Ilal University (Israel) and performed his postdoctoral work at Harvard University.
He is a principal systems engineer in the Energy Systems Division at Argonne National Laboratory. He has a master’s in bioengineering from the University of Illinois at Chicago focusing on process control systems. He spent the past 25 years with Argonne as a principal investigator and lead engineer on numerous industrial process scale-up projects earning him three R&D 100 awards, an FLC award, and many patents. He designed and helped establish Argonne’s Materials Engineering Research Facility and is leading the lab’s battery materials scale-up programs. His team has successfully scaled over 20 advanced battery materials and has collaborations with numerous national labs, universities, and industrial partners.
He is a research scientist from Idaho National Laboratory (INL) with extensive experience in the fields of materials electrochemistry as applied to reactive and refractory metals, process metallurgy, synthesis and characterization of high-temperature metals and materials, energy-efficient manufacturing processes, and materials recycling. While working at Bhabha Atomic Research Center, India, he developed an entirely new (molten salt based) process flow-sheet for the production of vanadium metal with a view to fabricate a self-powered beta detector. He also worked on the development of a new high-temperature process for the production of commercial-grade zirconia and silica powders from the indigenously available zircon mineral. His other projects have been aimed at recovering valuable materials from waste, secondary resources, and lean ore bodies. His team could successfully develop a technology for the conversion of Zr-2.5Nb alloy scrap to high purity zirconium crystal bar by van Arkel de Boer process. This technology can be adopted to successfully transform the alloy scrap into high purity zirconium crystal bar, a metal of significant importance to the nuclear energy program. At the University of Cambridge, he worked on the process optimization studies pertaining to the preparation of titanium metal and its alloys by a novel molten salt electrochemical process. He developed a preparative process for titanium-lanthanum alloy from their mixed oxides. At the Massachusetts Institute of Technology, he worked on a high-temperature electrochemical process to generate oxygen from the lunar regolith. This is one of the two technologies shortlisted by NASA for its eventual deployment to produce breathable oxygen from in situ (lunar) resources. At INL, the scientific underpinning of his research activities has been to study the behavior of metals and materials under a given set of conditions. His diverse research pursuits include materials electrochemistry, energy-efficient manufacturing processes, and materials recycling.
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