ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,832, issued on Feb. 24, was assigned to Nanjing University of Aeronautics and Astronautics (Nanjing, China).

"Nanocomposite dielectric film material for energy storage prepared by vertical self-assembly of lead zirconate titanate and magnesium oxide, and preparation method thereof" was invented by Weiwei Li (Nanjing, China) and Yajing Liu (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a nanocomposite dielectric film material for energy storage prepared by vertical self-assembly of lead zirconate titanate (PZT) and magnesium oxide (MgO), and a preparation method thereof. The method includes: 1, preparing a PZT powder; 2, ...