Gauge invariant nonlocal mass operator in YM theories
D. Dudal, N. Vandersickel, H. Verschelde, J.A. Gracey, M.A.L. Capri,, V.E.R. Lemes, S.P. Sorella, R.F. Sobreiro
TL;DR
This paper discusses constructing a renormalizable gauge model using a nonlocal gauge invariant mass operator and examines its unitarity properties.
Contribution
It introduces a gauge-invariant nonlocal mass operator in Yang-Mills theories and analyzes the renormalizability and unitarity of the resulting model.
Findings
The model is renormalizable.
The gauge invariance is maintained despite nonlocality.
Unitarity of the model is analyzed.
Abstract
We briefly describe the construction of a renormalizable gauge model based on the nonlocal gauge invariant mass operator F1/D^2F. We also take a look at the unitarity of the resulting model.
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Taxonomy
TopicsBlack Holes and Theoretical Physics · Quantum Chromodynamics and Particle Interactions · Advanced Mathematical Physics Problems