Israel Isaac "Isidor" Rabi was an American physicist who received the Nobel Prize in Physics in 1944 "for his resonance method for recording the magnetic properties of atomic nuclei." He was also one of the first scientists in the United States to work on the cavity magnetron, which is used in microwave radar and microwave ovens. The Nobel Prize in Physics 1944, announced November 9, 1944. Isidor Isaac Rabi, “for his resonance method for recording the magnetic properties of atomic nuclei”. Isidor Isaac Rabi: born 1898, Rymanow, Austria-Hungary (now Poland). Wiki link Data: the Nobel Foundation (CC0).