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4 Jan 1896 Jahr - Henri Becquerel

Beschreibung:

He left some uranium salt on a photographic plate accidentaly. He later found out the film was exposed and in contact with the salt. He thought the salt gave off invisable energy he called radiation.

Zugefügt zum Band der Zeit:

5 Nov 2018
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0
337

Datum:

4 Jan 1896 Jahr
Jetzt
~ 128 years ago

Abbildungen: