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1 Jan 1897 Jahr - Joseph John Thomson

Beschreibung:

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+

Zugefügt zum Band der Zeit:

Atomic Theory timeline

BySpencer Knight
14 Feb 2019
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0
374

Datum:

1 Jan 1897 Jahr
Jetzt
~ 128 years ago

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