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Effective Lagrangian of QED

High Energy Physics - Theory 2008-11-26 v1

Abstract

From the Euler-Heisenberg formula we calculate the exact real part of the one-loop effective Lagrangian of Quantum Electrodynamics in a constant electromagnetic field, and determine its strong-field limit.

Keywords

Cite

@article{arxiv.hep-th/0609081,
  title  = {Effective Lagrangian of QED},
  author = {Remo Ruffini and She-Sheng Xue},
  journal= {arXiv preprint arXiv:hep-th/0609081},
  year   = {2008}
}

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7 pages