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April 1, 2024
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8 März 1932 Jahr - Sir James Chadwick

Beschreibung:

In 1932, James Chadwick bombarded beryllium atoms with alpha particles. An unknown radiation was produced. Chadwick interpreted this radiation as being composed of particles with a neutral electrical charge and the approximate mass of a proton. This particle became known as the neutron.

Zugefügt zum Band der Zeit:

11 Okt 2017

Datum:

8 März 1932 Jahr
Jetzt
~ 92 years ago