Decay of axial-vector mesons into VP and P$\gamma$

L. Roca, J. E. Palomar, E. Oset

We propose a phenomenological Lagrangian for the decay of the SU(3) nonets of the axial-vector mesons of $J^{PC}=1^{+-},1^{++}$ into a vector meson and a pseudoscalar constructed w…