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23 дек 1886 г. - E. Goldstein
Описание:
E. Goldstein Used a CRT (Click-through rate) to study "canal rays" which had electrical and magnetic properties opposite of an electron.
Добавлено на ленту времени:
Atomic Timeline
By
michael
18 окт 2017
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0
513
Дата:
23 дек 1886 г.
Сейчас
~ 137 г назад
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