Full quark-gluon vertex dynamics in the gap equation yields real poles with opposite-sign residues and a 350 MeV constituent mass, unlike prior approximations that produce complex poles.
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The transverse quark-gluon vertex in Landau gauge QCD shows weak but non-negligible angular dependence with no planar degeneracy; the dynamically generated tensor coupling is the core driver of dynamical chiral symmetry breaking in a self-consistent 3PI DSE system.
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Real poles with opposite-sign residues in the non-perturbative quark propagator
Full quark-gluon vertex dynamics in the gap equation yields real poles with opposite-sign residues and a 350 MeV constituent mass, unlike prior approximations that produce complex poles.
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No planar degeneracy for the Landau gauge quark-gluon vertex
The transverse quark-gluon vertex in Landau gauge QCD shows weak but non-negligible angular dependence with no planar degeneracy; the dynamically generated tensor coupling is the core driver of dynamical chiral symmetry breaking in a self-consistent 3PI DSE system.