CPT-odd Lorentz-violating scalar QCD is multiplicatively renormalizable at one loop, with all divergences absorbed into existing counterterms and explicit beta functions obtained.
Radiative Corrections as the Origin of Spontaneous Symmetry Breaking
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Although old, this may be of interest. In particular, I have had inquiries concerning the renormalization group calculations in Sec. 6.4. This is a Latex transcription. A scanned version of the original typed manuscript is available at http://phys.columbia.edu/~ejw/thesis.pdf .
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Scalar φ^4 theory's symmetric and broken phases are related by a sign flip of the quartic coupling via analytically tractable saddle point expansions.
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Perturbative Analysis of CPT-Odd Lorentz-Violating Scalar QCD
CPT-odd Lorentz-violating scalar QCD is multiplicatively renormalizable at one loop, with all divergences absorbed into existing counterterms and explicit beta functions obtained.
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On self-dualities for scalar $\phi^4$ theory
Scalar φ^4 theory's symmetric and broken phases are related by a sign flip of the quartic coupling via analytically tractable saddle point expansions.