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4 janv. 1932 - James Chadwick James Chadwick had by bombarding beryllium with alpha particles that a unknown radiation was being emitted and that it was coming from a neutrally charged particle which was named the neutron

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atomic theory timeline

ByNaiven
5 oct. 2018
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Date:

4 janv. 1932
Maintenaint
~ Il y a 93 ans
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