Oganessian, Yuri Tsolakovich

Oganessian, Yuri Tsolakovich,

1933–, b. Rostov-na-Donu, Russian nuclear physicist, Ph.D. Moscow State Univ. (1963), Joint Institute for Nuclear Research (JINR), Dubna (1970). Joining the JINR's Flerov Laboratory of Nuclear Reactions in 1967, he served as its deputy director (1976–89) and director (1989–97). Oganessian contributed to the synthesis of several transuranium elements, having proposed a method for creating them using calcium-48 to bombard members of the actinide series. One of the elements that was discovered as a result was named oganessonoganesson
, artificially produced radioactive chemical element; symbol Og; at. no. 118; mass number of most stable isotope 294; m.p., b.p., sp. gr., and valence unknown.
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 in his honor.