1 янв 1897 г. - Thomson showed that cathode rays were composed of previously unknown negatively charged particles
Описание:
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.Добавлено на ленту времени:
Дата:
1 янв 1897 г.
Сейчас
~ 127 г назад
