ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,865, issued on March 3, was assigned to Duke University (Durham, N.C.).

"Technologies for acoustoelectronic nanotweezing" was invented by Peiran Zhang (Durham, N.C.), Joseph Rufo (Durham, N.C.) and Tony Jun Huang (Durham, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Technologies for acoustoelectronic manipulation of micro/nano particles include a system having a piezoelectric substrate coupled to one or more acoustic transducers and a fluid layer positioned above the substrate. Micro/nano particles are introduced to the fluid, which can be in the form of a droplet or in a confined channel, and a signal is applied to the acoustic transducer. O...