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1 déc. 1932 - Irène Joliot-Curie and Frédéric Joliot show that if the unknown radiation generated by alpha particles falls on paraffin or any other hydrogen-containing compound, it ejects protons of very high energy.

Ajouté au bande de temps:

Date:

1 déc. 1932
Maintenaint
~ Il y a 92 ans