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Jeffery Greathouse
Staff Page • Geosciences Engineering R&D. Biography Jeffery Greathouse works in the nuclear waste disposal R&D program, specializing in clay mineral properties for engineered barrier systems and host rocks. From 2004-2021 he was a staff member in the in the Geochemistry Department at Sandia. His research involves molecular modeling of geochemical (mineral-fluid) interfaces...
Greathouse mug shot

Jennifer L. Braid
Staff Page • Photovoltaic Energy Systems Scientist. Biography Jennifer L. Braid is a member of the Photovoltaics and Materials Technology Program at Sandia National Laboratories and a research assistant professor in the Department of Materials Science at Case Western Reserve University. Her current research efforts include PV performance modeling and simulation, automated image...

Jeremy Sment
Staff Page • Principal Engineer. Biography Jeremy Sment is a researcher and principal engineer at Sandia National Laboratories in Albuquerque, New Mexico, where he has worked since 2010. In his role at the National Solar Thermal Test Facility, Jeremy leads a team of particle-based concentrating solar power experts on the Generation 3 Particle...

Jesse Roberts
Staff Page • Environmental Analysis Lead. Biography Jesse Roberts has led Sandia National Laboratories’ Marine and Hydrokinetic Market (MHK) Acceleration and Deployment efforts within the Hydrodynamic Energy Systems Program since its inception in 2009. This research is focused on developing and applying numerical modeling tools to assess potential changes to the physical and...

Jimmy Quiroz
Staff Page • Senior Member of Technical Staff. Biography Jimmy Quiroz is a Senior Member of Technical Staff in the Resilient Energy and Distributed Systems Integration department. His work includes a diverse portfolio of project-level work in topics including grid resilience, distribution system power flow analysis, transmission electromagnetic pulse impacts, and other grid...

John Eddy
Staff Page • Principal Member of Technical Staff. Biography John Eddy, Ph.D. is a Principal Member of the Technical Staff in the Math Analysis and Decision Science Department at Sandia National Labs. His research areas include operations research and System of Systems modeling, simulation, and optimization for civilian and military energy systems. He...

John Hewson
Staff Page • Mechanical Engineer. Biography John Hewson is the technical lead of physics model development for reacting thermal-fluid applications at Sandia. As the technical lead, he manages relations with internal and external customers to ensure predictive modeling capabilities meet customer and program needs. Along with his technical priorities, he regularly mentors users...

Johnny Luevano
Staff Page • SWiFT Facility Site Lead. Biography Johnny Luevano is the site lead for the Scaled Wind Farm Technology (SWiFT) facility located at Texas Tech University’s National Wind Institute in Lubbock, Texas. He is a retired Marine who came to Sandia National Laboratories (Sandia) in 2017 with experience in the healthcare sector...

Join the 2026 Office of Electricity Energy Storage Program Annual Meeting & Peer Review!
News Article, June 29, 2026 • July 27-30, 2026University of Texas at Dallas Registration is open for the DOE Office of Electricity Energy Storage Program’s annual meeting and peer review on July 27-30 in Dallas, Texas. Join researchers and staff from national laboratories, industry, government, and academia to summarize and advance the latest energy storage research,...

Joint BioEnergy Institute (JBEI)
Facility • The Joint BioEnergy Institute (JBEI) is a San Francisco Bay Area research partnership that combines scientific expertise, resources, and support of four national laboratories, five academic institutions, and one industry partner. Led by Lawrence Berkeley National Laboratory (Berkeley Lab) in partnership with Sandia National Laboratory, JBEI is sponsored by the DOE Office...

Jonathan (Jon) Berg
Staff Page • Wind Turbine Controls Lead. Biography Jon Berg is the technical lead for the SWiFT facility’s wind turbine control system and related software system in the Wind Energy Design and Experimentation Department. Much of his work is at the intersection of mechanical, electrical, and software systems—creating an integrated system design that...

Jorge A. Leon-Quiroga
Staff Page • Senior Member of the Technical Staff. Biography Jorge A. Leon-Quiroga, PhD, is a Senior Member of the Technical Staff in the Resilient Energy and Distributed Systems Integration (REDSI) group at Sandia National Laboratories. His research is focused on numerical modeling and power grid integration of energy systems, especially for marine...

Joseph A. Azzolini
Staff Page • Senior Member of Technical Staff. Biography Joe Azzolini is a Senior Member of the Technical Staff in the Electric Power Systems Research Department at Sandia National Laboratories. He holds a Ph.D. in Electrical Engineering from Arizona State University with a specialization in Electric Power and Energy Systems and has 8+...

Joshua Paquette
Staff Page • Blade Reliability Project Lead. Biography Josh Paquette is a member of the Wind Energy Design and Experimentation Department at Sandia National Laboratories. He currently leads wind turbine design and reliability research efforts within the group, including the U.S. Department of Energy-sponsored Blade Reliability Collaborative and the National Rotor Testbed project....

Joshua Stein
Staff Page • PV Analyst and Consultant to the RTC program. To view Dr. Stein’s biography, please go here.

Journal Articles
Page • 2024 $(document).ready(function () { // this is going to bring the element attribute in from PHP var tocElements = "h2"; var tocView = "dropdown"; function stripDash(string){ if (string.charAt(0) === "-") { string = string.slice(1); } if (string.charAt(string.length - 1) === "-") { string = string.slice(0, -1); } return string; }...

Journal Articles
Page • DATETITLEAUTHOR(S)CITATIONDOI2021Towards the Automation of Remedial Action Schemes DesignHanyue Li, Komal Shetye, Thomas Overbye, Katherine Davis, Shamina Hossain-MckenzieProceedings of the 54th Hawaii International Conference on System Sciences, p. 3378, 2021Towards the Automation of Remedial Action Schemes Design2021Circuit Topology Estimation in an Adaptive Protection SystemB. Poudel, D. Ruiz Garcia, A. Bidram, M....

Jubair Yusuf
Staff Page • Senior Member of the Technical Staff. Biography Jubair Yusuf is a Senior Member of the Technical Staff in the Electric Power Systems Research Department at Sandia National Laboratories. He received the Ph.D. degree in Electrical Engineering with a specialization in Electric Power and Energy Systems from the University of California,...

Kathryn A. Small
Staff Page • R&D S&E Materials Science . Biography Kathryn A. Small is a materials scientist with expertise in additive manufacturing, advanced materials characterization, and materials evolution in extreme environments within Sandia National Laboratories’ Concentrating Solar Power program. She has multiple publications on electron microscopy and data analysis of additively manufactured metals, battery...

Keira Elliot
Staff Page • R&D S&E, Cybersecurity. Biography Keira Elliott currently works as a full-time staff member of Resilient Energy and Distributed System Integration (RDSI) working in R&D and S&E in Cybersecurity along with Jay Johnson, George Fragkos, Sherry Mitchell, and Will Vining. Prior to her appointment in RDSI, Keira worked as a research...

Kelley Ruehl
Staff Page • Wave Energy & Hydrodynamics. Biography Kelley Ruehl joined Sandia National Laboratories in 2011 as a researcher after completing her M.S. from Oregon State University. Kelley’s research is focused on numerical modeling, experimental testing, and software development for marine renewable energy applications. Kelley is the Principal Investigator and lead developer of...

Kenneth Brown
Staff Page • Aerodynamic Diagnostics and Modeling Engineer. Biography Dr. Kenneth (Ken) Brown joined Sandia in 2019 and is a member of the Wind Energy Computational Sciences Department. He supports the Scaled Wind Farm Technology (SWiFT) experimental facility and contributes to validation of wind turbine wake models and discovery of novel wake control...

Kenneth M. Armijo
Staff Page • R&D S&E, Systems Engineering. Biography Dr. Kenneth Armijo is a systems engineering staff member who leads molten salt and molten alkali metals research and development at Sandia National Laboratories National Solar Thermal Test Facility (NSTTF). He holds a PhD in mechanical engineering from the University of California, Berkeley, with minors...

Kevin Anderson
Staff Page • R&D S&E, Systems Research and Analysis. Biography Kevin Anderson is a Senior Member of the Technical Staff in the Photovoltaics and Materials Technology Program at Sandia National Laboratories. His research focuses on PV system performance modeling and operational system performance assessment. He contributes to pvlib-python and many other open-source software projects. Prior...

Kevin R. Moore
Staff Page • R&D Mechanical Engineer. Biography Kevin Moore develops and applies advanced computational methods for multidisciplinary fluid-structure interaction design, coupled-physics modeling, and control co-design. His work focuses on scientific software development, optimization, and high-fidelity simulation to enable the analysis and maturation of novel aerodynamic, structural, and power systems. He is particularly interested...
Results 276–300 of 661