<i>g</i>_{Σ<i>Q</i>Σ<i>Q</i>π} coupling constant via light cone QCD sum rules

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Azizi K., BAYAR M., ÖZPİNECİ A., Sarac Y.

PHYSICAL REVIEW D, vol.82, no.7, 2010 (SCI-Expanded, Scopus)

• Publication Type: Article / Article
• Volume: 82 Issue: 7
• Publication Date: 2010
• Doi Number: 10.1103/physrevd.82.076004
• Journal Name: PHYSICAL REVIEW D
• Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
• Open Archive Collection: AVESIS Open Access Collection
• Istanbul University Affiliated: No

Abstract

Using the most general form of the interpolating currents, the coupling constants g(Sigma b Sigma b pi) and g(Sigma c Sigma c pi) are calculated within the light cone QCD sum rules approach. It is found that g(Sigma c Sigma c pi) = -8.0 +/- 1.7 and g(Sigma b Sigma b pi) = -11.0 +/- 2.1.