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jan 1, 1886 - Cathode-ray Experiment

Description:

Through an experiment involving cathode-ray tubes, Goldstein discovers an existence of positively charged rays, which assist with the discovery of the proton.

Added to timeline:

Atomic Theory

ByTimothy Tew
11 Nov 2019
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Date:

jan 1, 1886
Now
~ 140 years ago
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