ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,658, issued on May 27, was assigned to Rutgers, The State University of New Jersey (New Brunswick, N.J.).

"Controlling a quantum point junction on the surface of an antiferromagnetic topological insulator" was invented by Jedediah Pixley (Highland Park, N.J.), Nicodemos Varnava (Highland Park, N.J.), David Vanderbilt (Princeton, N.J.) and Justin Wilson (Highland Park, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments include an electrical device comprising an antiferromagnetic topological insulator having a surface comprising a bulk domain wall configured to support a first type of 1D chiral channel, a surface step configured t...