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1 jan 1908 ano - Hans Geiger

Descrição:

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

Adicionado na linha do tempo:

Chemistry Atomic Theory

14 out 2021

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201

Data:

1 jan 1908 ano

Agora

~ 117 years ago

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