ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,080, issued on Feb. 3, was assigned to Kansas State University Research Foundation (Manhattan, Kan.).

"Graphene/graphene oxide core/shell particulates and methods of making and using the same" was invented by Stefan H. Bossmann (Kansas City, Mo.), Christopher Sorensen (Manhattan, Kan.), Jose Covarrubias (Manhattan, Kan.), Madumali Kalubowilage (St. Louis) and Arjun Nepal (Manhattan, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods of preparing graphene/graphene oxide particulates under mild conditions, comprising reacting pristine graphene with hydrogen peroxide and a source of iron to oxidize the outer surface of the pristine graphene par...