On the higher-derivative Lorentz-breaking terms
T. Mariz, J. R. Nascimento, A. Yu. Petrov
TL;DR
This paper calculates a finite, yet ambiguous, one-loop higher-derivative correction to the effective action in Lorentz-breaking spinor QED, advancing understanding of quantum effects in Lorentz-violating theories.
Contribution
It provides the first explicit calculation of higher-derivative Lorentz-breaking terms at one-loop in spinor QED, highlighting their finiteness and ambiguity.
Findings
The correction is finite.
The correction is ambiguous.
First explicit calculation of such terms.
Abstract
The first one-loop higher-derivative contribution to the effective action of the Lorentz-breaking spinor QED is obtained and shown to be finite and ambiguous.
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Taxonomy
TopicsNoncommutative and Quantum Gravity Theories · Black Holes and Theoretical Physics · Cosmology and Gravitation Theories