33
/de/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
136061
11981
2
Public Timelines
FAQ Das Premium bekommen

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
0
0
394

Datum:

8 März 1932 Jahr
Jetzt
~ 93 years ago