ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,724,092, issued on Sept. 1, was assigned to Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V. (Munich).

"Magnetic field sensor and method for detecting a magnetic field" was invented by Lukas Lindner (Freiburg, Germany), Jan Jeske (Freiburg, Germany), Felix Hahl (Freiburg, Germany) and Florian Philipp Schall (Freiburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic field sensor may be provided comprising at least one diamond which comprises at least one nitrogen-vacancy-center. The magnetic field sensor comprises further at least one optical resonator. The diamond is arranged in the optical resonator. At least one p...