Lev Landau (1908–1968) was a prominent Soviet physicist who made significant contributions to many areas of theoretical physics, including condensed matter physics, quantum mechanics, and statistical mechanics. He is perhaps best known for his work in the theory of superfluidity and superconductivity, as well as for developing the Landau-Lifshitz series of textbooks, which are fundamental resources in theoretical physics.
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A physicist.[ref]
https://kapitza.ras.ru/history/LDLandau/main.html. Independent professional profile
Portrait of Lev Landau
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