In beta minus decay, a neutron is converted to a proton via the weak nuclear force and a beta particle (an electron) and a neutrino are emitted. Beta decay was first studied by Enrico Fermi.
The study of beta decay provided the first physical evidence of the neutrino.
See also: beta particle, particle radiation, radioactive isotope
... d'Amélie Poulain) directed by Jean-Pierre Jeunet
2003 : The Pianist (Le pianiste) directed by Roman Polanski
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