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1 gen 1908 anni - Hans Geiger

Descrizione:

Made a particle counter, which he eventually used to discover the alpha particle as a helium atom's nucleus.
(nbci.nlm.nih.gov)

Aggiunto al nastro di tempo:

Chemistry Atomic Theory

14 ott 2021

0

0

202

Data:

1 gen 1908 anni

Adesso

~ 117 years ago

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