Tamm, Igor Yevgenyevich

Tamm, 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. FrankFrank, 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. Tamm won the 1958 Nobel Prize in Physics with Pavel A.
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 were awarded the 1958 Nobel Prize in Physics along 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.
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 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.
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). Tamm and Frank discovered (1937) that the light waves emitted when gamma radiation passes through a liquid medium are produced by electrically charged particles moving faster than the speed of light in the medium.