$\pi \Delta \Delta$ coupling constant

Abstract

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

RevTex, 5 pages + 1 PS figure

References in corpus (2)

• Chiral Symmetry Realization for Even- and Odd-parity Baryon Resonances
• The $\eta NN$ coupling constant

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