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15 giug 1940 anni - Using the Berkeley cyclotron, Philip Abelson and Edwin McMillan demonstrate that neutrons captured by uranium 238 lead to the creation of elements 93 and 94, neptunium and plutonium.

Aggiunto al nastro di tempo:

Atomic Bomb Timeline

ByAlec
14 mar 2020

Data:

15 giug 1940 anni
Adesso
~ 83 years ago
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