ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,294, issued on March 17, was assigned to INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY (Jinju-si, South Korea).

"MXENE-lignin composite and power-free chemical sensor including the same as an active layer" was invented by Jun Hong Park (Jinju-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A MXene-lignin composite and a power-free chemical sensor including the same as an active layer according to a preferred embodiment include a MXene sheet represented by Mn+1XnTx (n=1, 2, or 3) and lignin forming a chemical bond to the MXene sheet as an active layer, thereby enabling the detection of a current change amount...