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June 15, 2024
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9 Jan 1997 Jahr - Thomson

Beschreibung:

In 1897, J.J. Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged. In addition, he also studied positively charged particles in neon gas.

Zugefügt zum Band der Zeit:

13 Feb 2020
0
1
133

Datum:

9 Jan 1997 Jahr
Jetzt
~ 27 years ago