$\pi \Delta \Delta$ coupling constant

Abstract

We calculate the $\pi \Delta \Delta$ coupling $g_{{\pi }^0{\Delta }^{++}{\Delta }^{++}}$ using light cone QCD sum rule. Our result is $g_{{\pi }^0{\Delta }^{++}{\Delta }^{++}}=(11.8\pm 2.0)$.

Comments: RevTex, 5 pages + 1 PS figure