ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,818, issued on May 13, was assigned to William Marsh Rice University (Houston).
"Sulfurized carbon cathodes" was invented by James M. Tour (Houston), Rodrigo Villegas Salvatierra (Houston), Gladys Anahi Lopez Silva (Houston) and Abdul-Ramahn O. Raji (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "Alkali metal-sulfur cells and batteries with cathode layers that store alkali metal charge carriers (e.g., lithium ions) in agglomerates of sulfurized carbon. The cathode layers lack costly and environmentally unfriendly nickel and cobalt. The cathode layers are composites that include agglomerates of sulfurized-carbon particles in a conductive bind...