15 h 19 min, 14 mai 1899 ans - Ernest Rutherford
proved Dalton wrong
Description:
Ernest Rutherford performed an experiment that separated radiation into three types, the alpha, beta and gamma, based on penetration of objects and ability to cause ionization. Rutherford described the alpha particles to have the lowest penetration of ordinary objects compared to beta and gamma particles.
Ajouté au bande de temps:
Date:
15 h 19 min, 14 mai 1899 ans
Maintenaint
~ Il y a 126 ans