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JJ discovered the Electrons (1 янв 1897 г. – 31 дек 1897 г.)

Описание:

In 1897, J.J. Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged. In addition, he also studied positively charged particles in neon gas.

Добавлено на ленту времени:

5 окт 2018
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Дата:

1 янв 1897 г.
31 дек 1897 г.
~ 12 months