Transportation

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Algae scrubbing for waterway remediation and biofuel production
News Article, December 3, 2024 • Photo caption: Principal Investigator Ryan Davis and team have advanced an algae flow-way system that reclaims major nutrients, metals, and organic and inorganic carbon from surface waters. Sandia researchers are advancing algae flow-way systems that screen out pollutants from the environment. Designed to simultaneously remediate water and grow algae for...
A researcher in a lab coat sits beside a flow way containing algae

At Sandia Labs, a vision for navigating when GPS goes dark
News Article, October 25, 2022 • Words like “tough” or “rugged” are rarely associated with a quantum inertial sensor. The remarkable scientific instrument can measure motion a thousand times more accurately than the devices that help navigate today’s missiles, aircraft and drones. But its delicate, table-sized array of components that includes a complex laser and vacuum...
Sandia National Laboratories atomic physicist Jongmin Lee examines the sensor head of a cold-atom interferometer that could help vehicles stay on course where GPS is unavailable. (Photo by Bret Latter)

Bioenergy Cybersecurity Workshop presentations now available
News Article, November 21, 2023 • Developing and manufacturing biofuels involve automated, networked technologies at many stages of the process. Just as we secure our computers at work or home, how do we ensure that these technologies—and the biofuel production they support—are protected against hacking, malware, and cyberattacks? The U.S. Department of Energy (DOE) Bioenergy Technologies Office (BETO),...
Algae in petri dishes for experiment

Bioscience research holds promise to help address environmental damage
News Article, February 28, 2024 • Palm kernel oil is used in almost 40% of beauty and food products worldwide, but the $12 billion industry is estimated to account for millions of acres lost to deforestation and 10% of global greenhouse gas emissions. Sandia bioscientist Di Liu recently demonstrated novel metabolic routes to produce lipids containing...
Waxen red-orange tinted seeds sit atop a rock.

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

Electric vehicle battery safety takes the front seat
News Article, April 27, 2023 • A Sandia-led team is working to test and predict the safety of advanced batteries, including solid-state and lithium-metal, while they are still under development. The goal is to create more affordable, convenient, efficient, and resilient electric vehicle batteries. The team, which includes UL Research Institutes, the University of Maryland and...
Two researchers stand in a lab, their faces lit by the screen and equipment in front of them

Increasing efficiency and power density for next-generation electric drivetrains
News Article, December 23, 2024 • (a) Simplified diagram of the GaN trench MOSFET. (b) Image of the MOSFET devices under test. (c) Image of the 2” wafer as fabricated. While the underlying science benefits a range of potential applications and industries, the team’s research was funded by the DOE Vehicle Technologies Office which is investigating...

International team plans to transform battery databases
News Article, January 30, 2023 • A consortium of researchers, including Sandia battery experts Yuliya Preger and Valerio De Angelis, are working together to stimulate battery innovation by developing battery databases. Ultimately, they hope to expand the role of batteries in supporting the transformation of electric grid infrastructure including the integration of renewable energy resources and...
Two researchers stand by battery testing equipment

Liquid hydrogen spill tests will inform safety standards’ technical basis
News Article, April 18, 2024 • Sandia is helping to enable assessment of large-scale leak scenarios to improve the safety of hydrogen infrastructure by developing a science-based, defensible, and well-documented rationale for liquid hydrogen safety requirements. Sandia recently completed an experimental campaign to simulate and quantify how liquid hydrogen behaves if accidentally spilled or released at...
A researcher leans over a grid array that is covered in frost.

Making materials more durable through science
News Article, September 12, 2023 • A team at Sandia National Laboratories developed a molecule that helps change the way some materials react to temperature fluctuations, which makes them more durable. It’s an application that could be used in everything from plastic phone cases to missiles. Polymers, which include various forms of plastics, are made up...
A researcher holds a vial of a new batch of a new, more durable material

New virtual tour that’s got the power
News Article, April 3, 2023 • It hasn’t harnessed the power of Shazam, yet, but the Distributed Energy and Technologies Laboratory (DETL) is exploring how to integrate emerging technologies into today’s energy grid. Discover everything DETL is doing with solar power, electric vehicles, battery technology and more, all from the comfort of your desktop or mobile...

Propelling 3D printing into the future
News Article, April 17, 2024 • 3D printing has changed the world. It’s allowed the aerospace, medical, automotive, manufacturing and many other industries to customize parts and prototypes in ways they never could before. It has drastically increased flexibility and cost effectiveness while reducing waste and production time. But many 3D-printed materials aren’t the strongest. A...

Registration opens for bioenergy cybersecurity workshop
News Article, July 5, 2023 • To help ensure the security of rapidly emerging U.S. bioproduction infrastructure, the U.S. Department of Energy Bioenergy Technologies Office is hosting a half-day workshop, organized by Sandia National Laboratories and focused on bioenergy production cybersecurity. Join us for a workshop to identify cybersecurity risks in biofuel and bioproduct production and...
3 researchers stand backlit by purple light which is contrasted by the green algae tanks and raceways they stand adjacent to

Researchers share HyBlend Phase I results and progress at H2IQ Webinar
News Article, December 11, 2023 • Sandia hydrogen and metallurgy expert Chris San Marchi joined collaborators from other national labs for the Department of Energy Hydrogen and Fuel Cell Technologies Office monthly H2IQ Hour in October. The researchers provided an overview of materials and analysis research conducted under the HyBlend initiative. The recorded webinar and slides are...
Oil, Gas Or Water Transportation With Pipe Line Valves On Soil With Defocused Background

Safer, more powerful batteries for electric cars, power grid
News Article, March 15, 2022 • Solid-state batteries with little liquid electrolyte are safer than lithium-ion batteries Solid-state batteries, currently used in small electronic devices like smart watches, have the potential to be safer and more powerful than lithium-ion batteries for things such as electric cars and storing energy from solar panels for later use. However,...
Sandia National Laboratories engineers, examine a lithium-ion battery in front of a specially designed battery testing chamber.

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 develops mobile cybersecurity test for electric vehicle charging stations
News Article, November 1, 2024 • Sandia, in partnership with Argonne National Laboratory, developed a new approach that allows for agile, mobile testing of electric vehicle (EV) charging stations. The new testing method, which focuses on communications and cybersecurity functionality of electric vehicle supply equipment (EVSE), could fill a critical need in the future of grid...

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)

Sodium-ion battery safety research: Advancing the next generation of energy storage technology
News Article, June 25, 2024 • Sandia National Laboratories’ Battery Abuse Testing Lab, the Department of Energy’s core facility for battery safety, is investigating the safety of sodium-ion battery technology. Due to sodium’s abundance and an electrochemistry that resembles lithium-ion batteries in some ways, sodium-ion batteries are being considered for grid storage and automotive applications. The...

Stunning discovery: Metals can heal themselves
News Article, August 8, 2023 • Scientists for the first time have witnessed pieces of metal crack, then fuse back together without any human intervention, overturning fundamental scientific theories in the process. If the newly discovered phenomenon can be harnessed, it could usher in an engineering revolution — one in which self-healing engines, bridges and airplanes...
A researcher examines data on a large screen while standing among laboratory equipment lit with red light.

Ultrafast beam-steering breakthrough at Sandia Labs
News Article, March 28, 2023 •  In a major breakthrough in the fields of nanophotonics and ultrafast optics, a Sandia National Laboratories research team has demonstrated the ability to dynamically steer light pulses from conventional, so-called incoherent light sources. This ability to control light using a semiconductor device could allow low-power, relatively inexpensive sources like LEDs...
Two researchers stand adjacent to optical equipment emitting red light in a lab

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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