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Leo Szilard
Person page: Leo Szilard →
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(02)
1933
September
12
Szilard and the chain reaction
On 12 September 1933 in London the Hungarian physicist Leó Szilárd conceived the idea of a nuclear chain reaction, later the basis of work on the atomic bomb.
1939
August
02
Einstein's letter to Roosevelt
The letter of 2 August 1939, written by Leó Szilárd and signed by Einstein, warned Roosevelt that Germany might build an atomic bomb.