Frank, Ilya Mikhailovich

Frank, Ilya Mikhailovich,

1908–90, Soviet physicist, Ph.D. Moscow State Univ., 1935. He was a professor at Moscow State Univ. from 1944 until his death in 1990. Mikhailovich and Igor Y. TammTamm, Igor Yevgenyevich,
1895–1971, Soviet physicist, Ph.D. Moscow State Univ., 1933. He was a researcher at the P. N. Lebedev Physical Institute in Moscow from 1934 until his death in 1971. Tamm and Ilya M.
..... Click the link for more information.  won the 1958 Nobel Prize in Physics with Pavel A. CherenkovCherenkov, Pavel Alekseyevich
, 1904–90, Soviet physicist. He shared with the Soviet physicists I. M. Frank and I. Y. Tamm the 1958 Nobel Prize in Physics for his discovery (1934) of Cherenkov radiation.
..... Click the link for more information.  and Igor Tamm for their explanation of the radiation discovered by Cherenkov (see Cherenkov radiationCherenkov radiation
or Cerenkov radiation
[for P. A. Cherenkov], light emitted by a transparent medium when charged particles pass through it at a speed greater than the speed of light in the medium.
..... Click the link for more information. ). In 1937, Frank and Tamm discovered that the light waves emitted when gamma rays pass through a liquid medium are produced by electrically charged particles moving faster than the speed of light in the medium.