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jan 14, 1908 - Jean Baptiste Perrin

Description:

- Proved several scientific theories including the Brownian motion and atomic nature of matter. - - He also determined the Avogadro’s number and electric charge of cathode rays through his studies.
- Discovered sedimentation equilibrium.

Added to timeline:

25 Oct 2017
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Date:

jan 14, 1908
Now
~ 118 years ago

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