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hep-ph2025
Flavor hierarchies with nonminimal irreducible representations
Hannah Banks, Graeme Crawford, Matthew McCullough +1
We propose a new class of flavour models in which the spurion which breaks Standard Model flavour symmetries transforms in a non-minimal representation. Hierarchies in fermion mass…
hep-ph2025
Diagonalising the LEFT
Sophie Renner, Benjamin Smith, Dave Sutherland
We organise the four-fermion vector current interactions below the weak scale -- i.e., in the low energy effective field theory (LEFT) -- into irreps of definite parity and …