g(Sigma Q Sigma Q pi) coupling constant via light cone QCD sum rules


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AZİZİ K., BAYAR M., ÖZPİNECİ A. , SARAÇ OYMAK Y.

PHYSICAL REVIEW D, cilt.82, 2010 (SCI İndekslerine Giren Dergi) identifier identifier

Özet

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.