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27 ene 1930 año - James Chadwick

Descripción:

Investigated the nucleus and identified the neutron. Put beryllium in vacuum chamber with polonium. Hydrogen target placed and protons flew out. Conservation of momentum and energy Chadwick found mass as 1.0067 times proton

Añadido al timeline:

Protons Timeline

ByJacob Arruda
20 nov 2018

fecha:

27 ene 1930 año
Ahora mismo
~ 94 years ago

Fotos:

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