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1 jan 1897 ano - Joseph John Thomson

Descrição:

Used a CRT to determine the charge to mass ratio of an electron = 1.759 x 10^8 coulombs/grams; studied canal rays and found they were associated with the proton H+

Adicionado na linha do tempo:

Atomic Theory timeline

BySpencer Knight
14 fev 2019
0
0
374

Data:

1 jan 1897 ano
Agora
~ 128 years ago

Imagens:

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