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22 ore 44 min, 2 sett 1939 anni - September 2, 1939: Leo Szilard discovers the nuclear chain concept
Aggiunto al nastro di tempo:
21 nov 2017
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Nuclear Chemistry Timeline
Mr. Taylor, 4th Hour, EAHS
Data:
22 ore 44 min, 2 sett 1939 anni
Adesso
~ 84 years ago