The $ωNN$ couplings derived from QCD sum rules

Details The $ωNN$ couplings derived from QCD sum rules The $ωNN$ couplings derived from QCD sum rules

1998-10-12

arxiv.org/abs/nucl-th/9810031v3

Phys.Rev.C59:3455-3456,1999

Physics

Nuclear Physics

Nuclear Theory

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

Scientific paper

10.1103/PhysRevC.59.3455

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

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