Closed Lightlike Curves in Non-linear Electrodynamics
General Relativity and Quantum Cosmology
2007-05-23 v1
Abstract
We show that non-linear electrodynamics may induce a photon to follow a closed path in spacetime. We exhibit a specific case in which such closed lightlike curve (CLC) appears
Cite
@article{arxiv.gr-qc/0003073,
title = {Closed Lightlike Curves in Non-linear Electrodynamics},
author = {M. Novello and V. A. De Lorenci and E. Elbaz and J. M. Salim},
journal= {arXiv preprint arXiv:gr-qc/0003073},
year = {2007}
}