ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,503, issued on Jan. 13, was assigned to ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY (Scottsdale, Ariz.).

"Length-selective dielectrophoretic manipulation of single-walled carbon nanotubes" was invented by Alexandra Ros (Phoenix), Mohammad Towshif Rabbani (Tempe, Ariz.) and Christoph Schmidt (Cary, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems & methods for sorting single-walled carbon nanotubes (SWNTs) using an iDEP-based sorting device. The device includes an inlet channel with a constriction and the inlet channel splits into multiple different channels after the constriction-the multiple channels includes a center ...