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1 mai 1932 - James Chadwick

Description:

He thought there were no free electrons in the nucleus but once they are free of the nucleus they were unstable.

Ajouté au bande de temps:

Science

ByDillon Manthei

24 déc. 2019

0

0

310

Date:

1 mai 1932

Maintenaint

~ Il y a 93 ans

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