ALEXANDRIA, Va., June 10 -- United States Patent no. 12,295,091, issued on May 6, was assigned to CHINA INSTITUTE OF ATOMIC ENERGY (Beijing).

"Method for obtaining strong focusing of isochronous accelerator by varying magnetic field gradient in large radial range" was invented by Tianjue Zhang (Beijing), Wei Fu (Beijing) and Chuan Wang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a method for obtaining strong focusing of an isochronous accelerator by varying the magnetic field gradient in a large radial range. The method is characterized by the main magnet of the isochronous accelerator providing not only a bending effect but also a focusing effect, equivalent to t...