Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities

We reconsider the recently proposed nonlinear quantum electrodynamics effect of quantum reflection of photons off an inhomogeneous strong-field region. We present new results for strong fields varying both in space and time. While such configurations can give rise to new effects such as frequency mi...

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Main Authors: Holger Gies, Felix Karbstein, Nico Seegert
Format: Article
Language:English
Published: IOP Publishing 2015-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/17/4/043060
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author Holger Gies
Felix Karbstein
Nico Seegert
author_facet Holger Gies
Felix Karbstein
Nico Seegert
author_sort Holger Gies
collection DOAJ
description We reconsider the recently proposed nonlinear quantum electrodynamics effect of quantum reflection of photons off an inhomogeneous strong-field region. We present new results for strong fields varying both in space and time. While such configurations can give rise to new effects such as frequency mixing, estimated reflection rates based on previous one-dimensional studies are corroborated. On a conceptual level, we critically re-examine the validity regime of the conventional locally-constant-field approximation and identify kinematic configurations which can be treated reliably. Our results further underline the discovery potential of quantum reflection as a new signature of the nonlinearity of the quantum vacuum.
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spelling doaj.art-22992ec3dd5945ecae6b49d4ad3ec9dd2023-08-08T14:17:22ZengIOP PublishingNew Journal of Physics1367-26302015-01-0117404306010.1088/1367-2630/17/4/043060Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneitiesHolger Gies0Felix Karbstein1Nico Seegert2Theoretisch-Physikalisches Institut, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, D-07743 Jena, G ermany; Helmholtz-Institut Jena, Fröbelstieg 3, D-07743 Jena, G ermanyTheoretisch-Physikalisches Institut, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, D-07743 Jena, G ermany; Helmholtz-Institut Jena, Fröbelstieg 3, D-07743 Jena, G ermanyTheoretisch-Physikalisches Institut, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, D-07743 Jena, G ermany; Helmholtz-Institut Jena, Fröbelstieg 3, D-07743 Jena, G ermanyWe reconsider the recently proposed nonlinear quantum electrodynamics effect of quantum reflection of photons off an inhomogeneous strong-field region. We present new results for strong fields varying both in space and time. While such configurations can give rise to new effects such as frequency mixing, estimated reflection rates based on previous one-dimensional studies are corroborated. On a conceptual level, we critically re-examine the validity regime of the conventional locally-constant-field approximation and identify kinematic configurations which can be treated reliably. Our results further underline the discovery potential of quantum reflection as a new signature of the nonlinearity of the quantum vacuum.https://doi.org/10.1088/1367-2630/17/4/043060Strong field QEDvacuum nonlinearityquantum vacuumquantum reflection
spellingShingle Holger Gies
Felix Karbstein
Nico Seegert
Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
New Journal of Physics
Strong field QED
vacuum nonlinearity
quantum vacuum
quantum reflection
title Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
title_full Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
title_fullStr Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
title_full_unstemmed Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
title_short Quantum reflection of photons off spatio-temporal electromagnetic field inhomogeneities
title_sort quantum reflection of photons off spatio temporal electromagnetic field inhomogeneities
topic Strong field QED
vacuum nonlinearity
quantum vacuum
quantum reflection
url https://doi.org/10.1088/1367-2630/17/4/043060
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