ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,555,767, issued on Feb. 17, was assigned to The University of Chicago (Chicago).

"Methods for the controlled synthesis of layered lithium and sodium transition metal oxides using electrochemically assisted ion-exchange" was invented by Chong Liu (Chicago) and Yu Han (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for synthesizing layered lithium transition metal oxides from layered sodium transition metal oxides are provided. Also provided are electrodes for lithium-ion batteries that include the layered lithium transition metal oxides. Similarly, methods for the synthesis of layered sodium transition metal oxides from layered lithium tr...