2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/120843For a recently proposed alternative to the traditional axion model, we study its long distance behavior, in particular the confinement versus screening issue, and show that a compactified version of this theory can be further mapped into the massive Schwinger model. Our calculation is based on the gauge-invariant but path-dependent variables formalism. This result agrees qualitatively with the usual axion model.7 pagesHigh Energy Physics - Theorytext