ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,421, issued on Sept. 23, was assigned to National Technology & Engineering Solutions of Sandia LLC (Albuquerque, N.M.).

"Low power mixed gas sensor" was invented by Leo J. Small (Albuquerque, N.M.), Stephen J. Percival (Albuquerque, N.M.), Tina M. Nenoff (Albuquerque, N.M.) and Mara E. Schindelholz (Columbus, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention is directed to a chemically robust, highly-selective, low power sensor that can be used for the direct electrical detection of mixed gases. In particular, metal-organic frameworks (MOFs) offer exceptional chemical and structural tunability as mixed-gas capture materials. As an e...