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C. Ramesh Koripella
Staff Page • Materials Scientist. Biography Ramesh Koripella is a Principal Member of Technical Staff at Sandia National Laboratories since 2011. He is a materials scientist and engineer with more than 30 years R&D experience in electronic components and power sources development. In the energy storage systems group, he performs technical analysis of...

California Energy Commission Long Duration Energy Storage Systems Workshops
Page • Presented by: California Energy Commission,U.S. DOE Office of Electricity Energy Storage Program,and Sandia National Laboratories Energy storage is the key to unleashing the power of renewables; relieving generation, transmission, and distribution demands; and hastening the transition to a decarbonized future. Policymakers, regulators, and other employees affiliated with state energy offices...

Call for papers: 2027 Electrical Energy Storage Applications & Technologies Conference
News Article, February 12, 2026 • Join Sandia and the IEEE Energy Storage and Stationary Battery (ESSB) Committee for EESAT 2027, to be held January 11-12, 2027, at the Sirata Beach Resort in St. Pete Beach, Florida. Papers are now being accepted for the 2027 IEEE Electrical Energy Storage Applications and Technologies (EESAT 2027) conference. Abstract...

Capabilities
Page • Sandia’s geothermal research program sustains multiple capabilities that reduce the cost and risk of research for novel geothermal technology while advancing national R&D capabilities. Geothermal capabilities available at Sandia span high temperature, pressure, and vibration testing; fabricating new components and systems; and evaluating drilling components. Browse our unique capabilities below....

Capabilities
Page • Capabilities Our facilities, tools, and partners form the basis of our energy programs’ capabilities. The energy programs draw on the Laboratories’ core competencies—leveraging decades of work supporting national security areas—to quickly address emerging needs.

Carlos Michelen
Staff Page • R&D Engineer & Data Scientist. Biography Carlos Michelen is a senior member of the technical staff in Sandia National Laboratories’ Water Power Technologies Program. His research interests include machine learning and data science methods for marine renewable energy applications, open source code development, statistical methods, computational fluid mechanics, and computational...

Carlsbad Sandia Site
Facility • Carlsbad Sandia acts as the scientific advisor to the Department of Energy’s Waste Isolation Pilot Plant (WIPP) repository project for WIPP regulatory compliance and recertification. Carlsbad Sandia’s geochemistry work is primarily laboratory-based, with focused research on engineered barrier structure and chemistry interactions, gas generation and corrosion analysis, solubility and Pitzer interaction...

Carolee Wheeler
Staff Page • Office Administrative Assistant. Biography Carolee Wheeler is the Office Administrative Assistant for the Wind Energy Computational Sciences and Wind Energy Design and Experimentation Departments. Much of Carolee’s work is providing behind the scenes support to ensure both departments’ administrative processes are accomplished in an orderly and timely manner. Carolee holds...

Celebrating Sandia’s hydrogen capabilities
News Article, December 10, 2025 • Sandia contributes to the science of advanced hydrogen and fuel cell technologies by providing a deep, quantitative understanding and scientific basis for materials interaction with hydrogen. Sandia researches and develops methods to discover and synthesize materials for hydrogen production, storage and use, evaluating their properties and performance. Sandia’s hydrogen safety,...

Cement & Concrete
Page • Sandia has longstanding experience developing and testing cements, supplemental cementitious materials, and low-cost, alternative heating technologies. Our capabilities span modeling, testing, characterization, monitoring, and life-cycle assessments for traditional Portland cement as well as next-generation compositions. Open all | Close all Development and testing of next-generation cement formulations Large-scale materials testing...

Center for Integrated Nanotechnologies (CINT)
Facility • The Center for Integrated Nanotechnologies (CINT) is a Department of Energy/Office of Science Nanoscale Science Research Center operating as a national user facility devoted to establishing the scientific principles that govern the design, performance, and integration of nanoscale materials. CINT features laboratories for low-vibration for sensitive characterization, chemical and biological synthesis, a...

Center of collaboration
News Article, April 28, 2022 • It may not be common knowledge within Sandia that the Labs are home to the Plasma Research Facility, but those who study plasma around the nation and the world are not only acutely aware, they are also coming in great numbers to perform experiments and work with the experts. “There are...
From left, Malik Tahiyat, from University of South Carolina, and Sandia scientists Dirk van den Bekerom, Erxiong Huang, and Jonathan Frank are all performing experiments in the Plasma Research Facility. Photo by Angie Zhang

Cesar Castillo
Staff Page • R&D Mechanical Engineer. Biography Cesar R Castillo, PhD, is a R&D Mechanical Engineer in the Water Power Technologies Program at Sandia National Laboratories. Cesar’s research focuses on the use of numerical modeling to characterize the performance and environmental effects of marine and hydrokinetic devices, and on the development of portals...

CHAMA: Open Source Software for Sensor Placement Optimization
Page • Continuous or regularly scheduled monitoring can quickly identify changes in the environment. However, even with low-cost sensors, only a limited number of sensors can be deployed. The physical placement of deployed sensors, sensor technology, and operating conditions, can significantly impact the performance of a monitoring strategy. Monitor more effectively: optimize...

Charles Robinson
Staff Page • Principle Engineering Technologist. Biography Charles D. Robinson is an engineering technologist in the Photovoltaics (PV) and Materials Technology Program at Sandia National Laboratories. He has facilitated photovoltaic module research activities at Sandia’s Photovoltaic Systems Evaluation Laboratory (PSEL) since 2011. His focus is on improvement of characterization methodologies in support of...

Chemist honored for ‘major impacts’ in physical chemistry
News Article, May 11, 2022 • Chemist Krupa Ramasesha has received a competitive award for her major contributions to the field of physical chemistry, in only her seventh year at Sandia. Ramasesha, who works in gas phase chemical physics at the Combustion Research Facility at Sandia/California and began as a postdoc in 2015, is one of...
Chemist Krupa Ramasesha

Chris Chartrand
Staff Page • Lead Modeling and Simulation Analyst & Developer. Biography Chris Chartrand is a member of the Water Power Technologies Program at Sandia National Laboratories. His research concentrates on the implementation and development of numerical models for simulating wave, tidal, and current energy capture devices. He is the developer of the WEC...

Christopher Kelley
Staff Page • Rotor Wake Lead. Biography Chris is a member of the Wind Energy Design and Experimentation Department at Sandia National Laboratories. He leads the Rotor Wake project for experimental testing of the NRT rotor and producing validation data for DOE multi-lab projects. He also leads the development of two new experiments...

Clifford Hansen
Staff Page • Distinguished Member of Technical Staff. Biography Dr. Clifford Hansen is a Distinguished Member of the Technical Staff in the Renewable and Distributed Systems Integration Program. He leads efforts to develop reusable open source software capabilities for renewable energy systems. Current projects include pvlib-python (https://github.com/pvlib/pvlib-python.git) for solar power modeling, pvanalytics (https://github.com/pvlib/pvanalytics.git)...

Coal & Carbon Management
Page • As a Department of Energy and National Nuclear Security Administration lab, Sandia National Laboratories has an enduring interest in energy security. Sandia conducts research and development for technologies related to coal and carbon capture, utilization, and storage (CCUS). Sandia has a long history of investigating subsurface processes relevant to: Hydrocarbons...

Code Development
Page • Sandia National Laboratories develops and maintains open source code for a wide range of marine renewable energy applications, including resource assessment, environmental effects analysis, device performance, hydrodynamic response, extreme conditions, and others. Open source code development is an ongoing area of research in Sandia’s Water Power Technologies department. Open Source...

Cody Newlun
Staff Page • Electrical Engineer. Biography Cody J. Newlun is a Senior Member of the Technical Staff in the Electric Power Systems Research Department at Sandia National Laboratories. He received a B.A. in physics with a minor in mathematics from Hasting College. He received a M.Eng. and Ph.D. in electrical engineering with an...
Cody Newlun

Colorado Energy Office Energy Storage Webinar Series
Page • Presented by:Colorado Energy Office,U.S. DOE Office of Electricity Energy Storage Program,and Sandia National Laboratories Energy storage is the key to unleashing the power of reliability; relieving generation, transmission, and distribution demands; and hastening the transition to a resilient future. Policymakers, regulators, and other employees affiliated with the Colorado Energy Office...
Results 101–125 of 644