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Born on this day
Nikolay Nikolayevich Semyonov
Nikolay Nikolayevich Semyonov, ForMemRS (Russian: Никола́й Никола́евич Семёнов; April 15 [O.S. April 3] 1896 – September 25, 1986) was a Russian/Soviet physicist and chemist.
" Beautiful moments of our lives."