activity
19932026
most citedCouplings in coupled channels versus wave functions: application to the X(3872) resonance

325 citations · 6k across the 224 of their papers we have counts for

collaborators
Showing 1998 · nucl-thShow all

1 paper · 2 filters

nucl-th1998★ 104 cited

Bethe-Salpeter Approach for Meson-Meson Scattering in Chiral Perturbation Theory

Juan Nieves, Enrique Ruiz Arriola

The Bethe-Salpeter equation restores exact elastic unitarity in the s- channel by summing up an infinite set of chiral loops. We use this equation to show how a chiral expansion ca…