1 янв 1904 г. - J. J. Thomson
Описание:
Atoms consist of a large sphere of uniform positive charge embedded with smaller negatively charged particles (corpuscles). The total positive charge of the sphere equals the total negative charge of the corpuscles.Добавлено на ленту времени:
Дата:
1 янв 1904 г.
Сейчас
~ 121 г назад