14 янв 1908 г. - Jean Baptiste Perrin
Описание:
- 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.
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Дата:
14 янв 1908 г.
Сейчас
~ 117 г назад