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Related papers: Detectable Optical Signatures of QED Vacuum Nonlin…

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The vast majority of QED results are obtained in relatively weak fields and so in the framework of perturbation theory. However, forthcoming laser facilities providing extremely high fields can be used to enter not-yet-studied regimes.…

Plasma Physics · Physics 2019-07-01 C. Baumann , E. N. Nerush , A. Pukhov , I. Yu. Kostyukov

We show that QED nonlinear effects imply a phase correction to the linear evolution of electromagnetic waves in vacuum. We provide explicit solutions of the modified Maxwell's equations for the propagation of a superposition of two plane…

Optics · Physics 2009-11-13 Albert Ferrando , Humberto Michinel , Marcos Seco , Daniele Tommasini

Besides their stunning physical properties which are unmatched in a classical world, squeezed states of electromagnetic radiation bear advanced application potentials in quantum information systems and precision metrology, including…

We propose a method to study the quantum nonlinearity and observe the multiphoton transitions in a multiatom CQED system. We show that by inducing simultaneously destructive quantum interference for the single-photon and two-photon…

Optics · Physics 2015-10-28 Guoqing Yang , Wen-ju Gu , Gaoxiang Li , Bichen Zou , Yifu Zhu

The goals of discovering quantum radiation dynamics in high-intensity laser-plasma interactions and engineering new laser-driven high-energy particle sources both require accurate and robust predictions. Experiments rely on particle-in-cell…

We consider strong-field effects in laboratory and astrophysical plasmas and high intensity laser and cavity systems. Current state-of-the-art laser facilities are close to reaching energy scales at which quantum electrodynamics will play a…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Marklund , P. K. Shukla

Intense laser-matter interactions are at the center of interest in research and technology since the development of high power lasers. They have been widely used for fundamental studies in atomic, molecular, and optical physics, and they…

QED cascades are complex avalanche processes of hard photon emission and electron-positron pair creation driven by ultra-strong electromagnetic fields. They play a fundamental role in astrophysical environments such as a pulsars'…

Plasma Physics · Physics 2017-07-25 Matteo Tamburini , Antonino Di Piazza , Christoph H. Keitel

Vacuum birefringence is one of the most striking predictions of strong field quantum electrodynamics: Probe photons traversing a strong field region can indirectly sense the applied "pump" electromagnetic field via quantum fluctuations of…

High Energy Physics - Phenomenology · Physics 2016-07-08 Felix Karbstein , Chantal Sundqvist

Studies of ultracold atoms in optical lattices link various disciplines, providing a playground where fundamental quantum many-body concepts, formulated in condensed-matter physics, can be tested in much better controllable atomic systems,…

Quantum Physics · Physics 2007-11-22 Igor. B. Mekhov , Christoph Maschler , Helmut Ritsch

We show that photons subject to a spatially inhomogeneous electromagnetic field can experience quantum reflection. Based on this observation, we propose quantum reflection as a novel means to probe the nonlinearity of the quantum vacuum in…

High Energy Physics - Phenomenology · Physics 2013-08-05 Holger Gies , Felix Karbstein , Nico Seegert

Strong field QED is an active research frontier. The investigation of fundamental phenomena such as pair creation, photon-photon and photon-electron interactions in the nonlinear QED regime are a formidable challenge -- both experimentally…

Instrumentation and Detectors · Physics 2022-05-18 Rajendra Prasad

A long-standing prediction of quantum electrodynamics, yet to be experimentally observed, is the interaction between real photons in vacuum. As a consequence of this interaction, the vacuum is expected to become birefringent and dichroic if…

High Energy Physics - Phenomenology · Physics 2017-12-29 Sergey Bragin , Sebastian Meuren , Christoph H. Keitel , Antonino Di Piazza

A canonical formalism is presented which allows for investigations of quantum radiation induced by localized, smooth disturbances of classical background fields by means of a perturbation theory approach. For massless, non-selfinteracting…

Quantum Physics · Physics 2009-10-31 Ralf Schützhold , Guenter Plunien , Gerhard Soff

We show that an all-optical configuration of the laser-electron collision in the $\lambda^{3}$ configuration based on 10 PW-class lasers presents a viable platform for reaching the range of parameters where a perturbative QED in strong…

High Energy Physics - Phenomenology · Physics 2022-06-22 M. Jirka , P. V. Sasorov , S. V. Bulanov

The already very active field of cavity quantum electrodynamics (QED), traditionally studied in atomic systems, has recently gained additional momentum by the advent of experiments with semiconducting and superconducting systems. In these…

Mesoscale and Nanoscale Physics · Physics 2009-02-17 J. M. Fink , M. Goeppl , M. Baur , R. Bianchetti , P. J. Leek , A. Blais , A. Wallraff

Accelerating a free electron to high energy forms the basis for studying particle and nuclear physics. Here it is shown that wavefunction of such an energetic electron can be further manipulated with femtosecond intense lasers. During the…

Research in non-perturbative QED in strong-field backgrounds has gained interest in recent years, due to advances in high-intensity laser technologies that make extreme fields accessible in the laboratory. One key signature of strong-field…

Cavity quantum electrodynamics (cQED) harnesses light-matter interactions to produce nonclassical light states. However, a fundamental challenge lies in simultaneously achieving Purcell enhancement and tailored wavefront control within a…

Although the study of ultracold quantum gases trapped by light is a prominent direction of modern research, the quantum properties of light were widely neglected in this field. Quantum optics with quantum gases closes this gap and addresses…

Quantum Gases · Physics 2012-05-09 Igor B. Mekhov , Helmut Ritsch
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