69 citations · 276 across the 14 of their papers we have counts for
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hep-th2014★ 19 cited
Causal Structure and Birefringence in Nonlinear Electrodynamics
C. A. M. de Melo, L. G. Medeiros, P. J. Pompeia
We investigate the causal structure of general nonlinear electrodynamics and determine which Lagrangians generate an effective metric conformal to Minkowski. We also proof that the…
hep-th2005★ 69 cited
Second Order Gauge Theory
R. R. Cuzinatto, C. A. M. de Melo, P. J. Pompeia
A gauge theory of second order in the derivatives of the auxiliary field is constructed following Utiyama's program. A novel field strength arises besides the on…