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26 Sept 1932 Jahr - James Chadwick bombarded beryllium atoms with alpha particles.

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:

Science timeline

ByHarriet Beynon
6 Feb 2018

Datum:

26 Sept 1932 Jahr
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