nLab Fermi theory of beta decay

Idea

The Fermi theory of weak $\beta$-decay is an effective quantum field theory approximation – valid to an energy of about 10 TeV – to that part of the standard model of particle physics which is relevant for the decay of hadrons by the weak interaction.

References

For instance section 2.3 of

• A. Pich, Effective Field Theory (arXiv:hep-ph/9806303)