The $ωNN$ couplings derived from QCD sum rules

Abstract

The light cone QCD sum rules are derived for $ωNN$ vector and tensor couplings simultaneously. The vacuum gluon field contribution is taken into account. Our results are $g_ω=(18\pm 8), κ_ω=(0.8\pm 0.4)$.

To appear in Phys. Rev. C (Brief Report)