# Differences

This shows you the differences between two versions of the page.

 — preprints:1995:ttp95-08 [2016/03/17 11:03] (current) Line 1: Line 1: + ====== TTP95-08 Rho - omega mixing in chiral perturbation theory ====== + + + In order to calculate the $\rho^0 -\omega$ mixing we extend the chiral + couplings of the low-lying vector mesons + in chiral perturbation theory to a lagrangian that + contains two vector fields. We determine the $p^2$ dependence of the + two-point function and recover an earlier result for the on-shell expression. + + |**Res Urech**  | + |** Phys. Lett. B355 308--312 1995  **  | + | {{preprints:1995:ttp95-08.pdf|PDF}} {{preprints:1995:ttp95-08.ps|PostScript}} [[http://arxiv.org/abs/hep-ph/9504238|arXiv]]   | + | |