Green Car Congress
APRIL 22, 2019
Solid-state sodium-ion batteries are safer than conventional lithium-ion batteries, which pose a risk of fire and explosions, but their performance has been too weak to offset the safety advantages. Yao also is a principal investigator at the Texas Center for Superconductivity at UH. —Yan Yao. 2019.03.017.
Green Car Congress
SEPTEMBER 24, 2015
Professor John Goodenough, the inventor of the lithium-ion battery, and his team at the University of Texas at Austin have identified a new cathode material made of the nontoxic and inexpensive mineral eldfellite (NaFe(SO 4 ) 2 ), presenting a significant advancement in the quest for a commercially viable sodium-ion battery.
Green Car Congress
APRIL 1, 2011
Researchers at the University of Texas, including Dr. John Goodenough, are proposing a strategy for high-capacity next-generation alkali (lithium or sodium)-ion batteries using water-soluble redox couples as the cathode. The present sodium-sulfur battery operates above 300 °C. Example of a lithium-water rechargeable battery.
Green Car Congress
NOVEMBER 24, 2009
Prototype sodium silicate hydrogen generation system as presented earlier this year at DOE merit review. The H300 utilizes real-time swappable cartridges that generate hydrogen on demand using SiGNa’s proprietary sodium silicide (NaSi) powder. Sodium-Silica-Gel: 2Na-SG + H 2 O → H 2 + Na 2 Si 2 O 5. Click to enlarge.
Green Car Congress
NOVEMBER 12, 2019
The researchers tested the catalysts with seawater drawn from Galveston Bay off the Texas coast. The work is described in an open-access paper in Nature Communications. Chlorine ions are especially problematic, in part because chlorine requires just slightly higher voltage to free than is needed to free hydrogen.
Green Car Congress
MARCH 17, 2021
At the ordinary temperatures that the battery operates in, “it stays in a regime where you have both a solid phase and a liquid phase,” in this case made of a mixture of sodium and potassium. The next step was to replicate that performance with an actual lithium-containing electrode. Eschler, C.M., Fincher, C.D.
Green Car Congress
JANUARY 8, 2015
Argonne-involved projects are: AREVA is partnering with TerraPower Company (working to commercialize Traveling Wave Reactors, TWR), Argonne and Texas A&M University to conduct thermal hydraulic modeling and simulations and an experimental investigation for liquid metal-cooled fast reactor fuel assemblies.
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