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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 янв 1932 г. - Chadwick bombards beryllium with alpha particles to create an unknown radiation circa 1932
Добавлено на ленту времени:
atomic model timeline
By
Craig Matthews
1 окт 2018
0
0
451
Дата:
1 янв 1932 г.
Сейчас
~ 93 г назад
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