ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,388,390, issued on Aug. 12, was assigned to UNIVERSITY OF HOUSTON SYSTEM (Houston).

"Nonreciprocal solar thermophotovoltaics" was invented by Bo Zhao (Pearland, Texas) and Sina Jafari Ghalekohneh (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nonreciprocal Solar thermophotovoltaic (STPV) system includes an absorber configured to absorb broad-spectrum solar radiation and generate heat an intermediate emitter, and a single-junction photovoltaic cell configured to convert solar radiation to electrical energy. The intermediate emitter includes nonreciprocal radiative properties. The nonreciprocal radiative properties include absorbing light from ...