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**Soviet physicist** Igor Tamm, born in Vladivostok, in 1895, made significant contributions to the fields of theoretical physics and quantum mechanics. He shared the Nobel Prize in Physics in 1958 with Pavel Cherenkov and Ilya Frank for their discovery and interpretation of the Cherenkov effect. Tamm's research focused on the interaction of radiation with matter, and his theoretical work had a profound impact on the development of quantum field theory.