Cerenkov, Pavel Alekseievich

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Cerenkov, Pavel Alekseievich (1904–90) Russian physicist. Working at the Institute of Physics in the Soviet Academy of Science, he discovered that light (Cerenkov radiation) is emitted by charged particles travelling at very high speeds. He received the 1958 Nobel Prize in physics with his co-workers, I. M. Frank and I. Y. Tamm.