Climate Security

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Sandia addresses barriers to hydrogen-fueled internal combustion engines
News Article, November 18, 2024 • Pre-ignition is one of the key barriers preventing hydrogen-fueled combustion engines from achieving efficiency and power-density parity with current diesel powertrains. To address this issue, Sandia has developed an experimental framework to isolate and study various sources of pre-ignition. The research team recently updated the framework with a new methodology...
Conceptual schematic of the pre-ignition mechanisms in a hydrogen-fueled internal combustion engine (left). A multi-camera, high-speed system for testing and visualizing oil pre-ignition using Sandia's optical engine (right).

Sandia cloud-resolving climate model meets world’s fastest supercomputer
News Article, April 13, 2023 • Focused on the accuracy of climate predictions, a computational team led by Sandia National Laboratories recently achieved a major milestone with a cloud-resolving model they ran on Frontier, the world’s first exascale supercomputer. “We have created the first global cloud-resolving model to simulate a world’s year of climate in a...
A snapshot of a global simulation superimposed on a view of the earth from space

Sandia microgrid expert named IEEE Fellow
News Article, July 1, 2024 • Michael Ropp, Electrical Engineer Sandia National Laboratories electrical engineer Michael Ropp has been named a Fellow of the Institute of Electrical and Electronics Engineers, one of the world’s largest technical professional organizations. Ropp’s research focuses on developing algorithms to improve the resiliency of the electrical grid, particularly with the addition of...

Sandia National Labs joins DOE’S SHASTA initiative to advance underground hydrogen storage capabilities
News Article, September 8, 2022 • The U.S. Department of Energy’s (DOE) Subsurface Hydrogen Assessment, Storage and Technology Acceleration (SHASTA) collaboration, a project designed to use unique capabilities and expertise of key national laboratories to determine the viability, safety, and reliability of storing hydrogen in subsurface environments, has added Sandia National Laboratories as its fourth research...

Sandia scientists achieve breakthrough in tackling PFAS contamination
News Article, June 5, 2023 • A team at Sandia National Laboratories is developing materials to tackle what has become one of the biggest problems in the world: human exposure to a group of chemicals known as PFAS through contaminated water and other products. Sandia is now investing more money to take their research to the...
Jessica Kustas, left, and Andre Benally work with a mass spectrometer at Sandia National Laboratories while trying to pair up technologies to go beyond just absorbing PFAS. (Photo by Craig Fritz)

Sandia studies vulnerabilities of electric vehicle charging infrastructure
News Article, November 17, 2022 • Review of vulnerabilities helps prioritize grid protections, informs policy makers With electric vehicles becoming more common, the risks and hazards of a cyberattack on electric vehicle charging equipment and systems also increases. Jay Johnson, an electrical engineer at Sandia National Laboratories, has been studying the varied vulnerabilities of electric vehicle charging...
Kaedi Sanchez plugs in her car at a City of Albuquerque electric vehicle charger before heading to work. Sandia National Laboratories researchers have been studying the vulnerabilities of electric vehicle charging infrastructure, including public chargers, to better inform policymakers. (Photo by Craig Fritz)

Sandia switches to hydrogen weather balloons
News Article, May 24, 2023 • Hundreds of miles north of the Arctic Circle, Sandia National Laboratories researchers ensure the collection of important weather and climate data. By switching the gas used in their weather balloons, they have reduced their metaphorical footprint on the fragile Arctic ecosystem. More than three years ago, the Sandia-operated atmospheric measurement...
A hydrogen-filled weather balloon launches automatically from a Department of Energy atmospheric measurement facility in Utqiaġvik, formerly known as Barrow. About three years ago, Sandia National Laboratories switched from launching helium-filled balloons to launching hydrogen-filled balloons to reduce costs and carbon emissions. (Photo by Ben Bishop)

Sandia to Host Discussion of Progress in Fusion Energy
News Article, March 14, 2022 • What is fusion energy? Why are we hearing more about it recently? Could fusion energy change the world? Sandia invites the public to learn more about these and other questions related to fusion energy startups and technological innovations on March 29, 2022, 10-11:00 a.m. MDT on Microsoft Teams. This virtual...
PHOTO: The International Thermonuclear Experimental Reactor (ITER) is a collaborative nuclear fusion research and engineering project aiming to build the world’s largest magnetic fusion device, also known as a tokamak, in southern France. CREDIT: ITER Organization

Smart Labs pilot program takes off
News Article, July 26, 2023 • Laboratory practices implemented to improve safety, energy efficiency A new program at Sandia aims to increase occupant safety and make operations more energy efficient. The Sandia Smart Labs pilot has been launched in four buildings in New Mexico and California. On June 28, the team completed its first round of...
A person kneels while working inside a lab hood

Society of Women Engineers bestows awards on 3 Sandia staff, including its highest honor
News Article, October 24, 2022 • The Society of Women Engineers has bestowed awards on three Sandia National Laboratories employees. Senior scientist Tina Nenoff received the society’s highest honor, the Achievement Award, chemical engineer Yuliya Preger received a Rising Technical Contributor Award and researcher Nedra Bonal received a Patent Recognition Award. The society bestows awards annually...
Yuliya tests batteries in her lab to understand how their performance degrades under different conditions.

Surf’s up! Free webinar on wave energy
News Article, March 20, 2024 • Join our free webinar on March 26 at 11 a.m. Eastern Time with Sandia National Laboratories’ Ryan Coe, Giorgio Bacelli, Dominic Forbush and Tim Donnelly. They will share and discuss recent results from WEC co-design testing on the “WaveBot” device at the U.S. Naval Surface Warfare Center, Carderock Division Maneuvering...

Using X-ray science to hit hydrogen storage targets
News Article, November 7, 2023 • Using soft X-ray techniques available through Berkeley Lab’s Advanced Light Source (ALS), a Sandia team including Mark Allendorf and Farid El Gabaly with collaborators from the Hydrogen Materials Advanced Research Consortium (HyMARC) are probing the chemistry of promising hydrogen storage materials to understand how they absorb and release hydrogen. The...

Video: Validating models for safety codes and standards
News Article, May 10, 2024 • Earlier this year, a test series at Sandia collected data to validate the models used for hydrogen safety codes and standards. Go behind the scenes with the research team who ran the test with partners from the National Renewable Energy Laboratory and support from US DOE Office of Energy Efficiency...
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What do you do with a shrunken laser?
News Article, August 9, 2023 • The laser is so small you need a microscope to see it properly. But it’s not just the size that scientists at Sandia National Laboratories are excited about. The buzz is that the laser can now be combined with other microscale optical devices to make self-driving cars safer, data centers...
Ashok Kodigala holds a gold plated wafer filled with thousands of minute lasers made at Sandia National Laboratories MESA facility.
Results 26–39 of 39