Pith. sign in

REVIEW 3 cited by

Causal Structure and Birefringence in Nonlinear Electrodynamics

Not yet reviewed by Pith; the record is open.

This paper has not been read by Pith yet. Machine review is queued; the pith claim, tier, and objections will appear here once it completes.

SPECIMEN: schema-true, not a live event

T0 review · schema-true

One-sentence machine reading of the paper's core claim.

pith:XXXXXXXX · record.json · timestamp

arxiv 1407.0567 v2 pith:TB7RUS6A submitted 2014-07-02 hep-th gr-qchep-phmath-phmath.MP

Causal Structure and Birefringence in Nonlinear Electrodynamics

classification hep-th gr-qchep-phmath-phmath.MP
keywords electrodynamicsnonlinearbirefringencecausalstructureanalyticconformaldetermine
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
0 comments
read the original abstract

We investigate the causal structure of general nonlinear electrodynamics and determine which Lagrangians generate an effective metric conformal to Minkowski. We also proof that there is only one analytic nonlinear electrodynamics presenting no birefringence.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.

Forward citations

Cited by 3 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score.

  1. Effective-metric formulation of Casimir energies in nonlinear scalar and electromagnetic theories

    hep-th 2026-06 unverdicted novelty 6.0

    Casimir energies in nonlinear theories are obtained from an effective metric given by the Hessian of the Lagrangian (scalar case) or branch-wise for ordinary/extraordinary modes (nonlinear EM), with exact agreement be...

  2. On regular black strings spacetimes in nonlinear electrodynamics

    gr-qc 2026-03 unverdicted novelty 6.0

    No regular purely electric black strings exist in NED recovering the Maxwell limit, but regular cylindrical Bardeen and Hayward analogues are constructed with finite curvature.

  3. Geometrically Regular Black Object Solutions in Lower-Dimensional Gauss-Bonnet Gravity and Its Unimodular Extension

    gr-qc 2026-06 unverdicted novelty 5.0

    Regular black-hole and black-bounce solutions are derived in lower-dimensional EGB gravity using nonlinear electrodynamics or unimodular extensions, with thermodynamics showing modified evaporation, remnants, and phas...