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1 janv. 1897 - Thomson showed that cathode rays were composed of previously unknown negatively charged particles

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Thomson showed that cathode rays were composed of previously unknown negatively charged particles, which he calculated must have bodies much smaller than atoms and a very large value for their charge-to-mass ratio.

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ByTyler Coffaman
16 oct. 2018
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Date:

1 janv. 1897
Maintenaint
~ Il y a 128 ans
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