Unitary matrix between neutrino flavour eigenstates (ν_e, ν_μ, ν_τ) and mass eigenstates (ν_1, ν_2, ν_3); responsible for neutrino oscillations.
Unitary matrix between neutrino flavour eigenstates (ν_e, ν_μ, ν_τ) and mass eigenstates (ν_1, ν_2, ν_3); responsible for neutrino oscillations.