English
Related papers

Related papers: Modified light cone condition via vacuum polarizat…

200 papers

The quantum nature of light-matter interactions in a circularly polarized vacuum field was probed by spontaneous emission from quantum dots in three-dimensional chiral photonic crystals. Due to the circularly polarized eigenmodes along the…

Optics · Physics 2017-11-08 S. Takahashi , Y. Ota , T. Tajiri , J. Tatebayashi , S. Iwamoto , Y. Arakawa

The response of the QED vacuum in an asymptotically large electromagnetic field is studied. In this regime the vacuum energy is strongly influenced by the vacuum polarization effect. The possible interaction between the virtual…

High Energy Physics - Theory · Physics 2010-08-26 Selym Villalba-Chavez

While, for semiconductors photoexcited by a circularly polarized pump, the polarization plane of a linearly polarized probe has been shown to rotate, we here predict a spectacular change when the pump beam is linearly polarized, from…

Mesoscale and Nanoscale Physics · Physics 2008-02-05 M. Combescot , O. Betbeder-Matibet

Double-resonance optically pumped magnetometers are an attractive instrument for unshielded magnetic field measurements due to their wide dynamic range and high sensitivity. Use of linearly polarised pump light creates alignment in the…

Atomic Physics · Physics 2018-09-26 Stuart J. Ingleby , Carolyn O'Dwyer , Paul F. Griffin , Aidan S. Arnold , Erling Riis

The propagation of a probe laser field in a cavity optomechanical system with a Bose-Einstein condensate is studied. The transmission properties of the system are investigated and it is shown that the group velocity of the probe pulse field…

Quantum Gases · Physics 2016-02-17 S. Hamide Kazemi , Saeed Ghanbari , Mohammad Mahmoudi

Polarimetric experiments driven by the strong field of a circularly polarized laser wave can become a powerful tool to limit the parameter space of not yet detected hidden-photons and minicharged particles associated with extra U(1) gauge…

High Energy Physics - Phenomenology · Physics 2016-08-10 Selym Villalba-Chávez , Carsten Müller

Population of levels of the hyperfine and fine split ground state of an atom is affected by radiative transitions induced by anisotropic radiation flux. Such aligned atoms precess in the external magnetic field and this affects properties…

Astrophysics · Physics 2007-05-23 Huirong Yan , A. Lazarian

Elastic scattering of laser radiation due to vacuum polarization by spatially modulated strong electromagnetic fields is considered. The Bragg interference arising at a specific impinging direction of the probe wave concentrates the…

Quantum Physics · Physics 2015-05-27 Gagik Yu. Kryuchkyan , Karen Z. Hatsagortsyan

Using a scheme based on a Mach-Zehnder interferometer, we propose an analysis of the superposition of polarized laser beams at a given angle. The focus of our study is the spatially varying polarization state of the resulting field, also…

Optics · Physics 2009-11-18 B. M. Rodriguez-Lara , I. Ricardez-Vargas

Photodetection is a process in which an incident field induces a polarization current in the detector. The interaction of the field with this induced current excites an electron in the detector from a localized bound state to a state in…

Quantum Physics · Physics 2018-06-13 S. A. Wadood , J. T. Schultz , A. Nick Vamivakas , C. R. Stroud

We propose the evanescent-mode-sensing methods to probe the electrodynamics (QED) vacuum polarization. From our methods, high-sensitivity can be achieved even though the external field is much smaller than the Schwinger critical field and…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Wei Li , Jun Chen , Gerard Nouet , Liao-yao Chen , Xunya Jiang

We consider vacuum polarization effects in the one-photon annihilation channel within a kinetic description of the e+ e- plasma produced from the vacuum in the focal spot of counter-propagating laser beams. This entails essential changes in…

Plasma Physics · Physics 2010-12-03 S. A. Smolyansky , D. B. Blaschke , A. V. Chertilin , G. Roepke , A. V. Tarakanov

We present the effects of resonator birefringence on the cavity-enhanced interfacing of quantum states of light and matter, including the first observation of single photons with a time-dependent polarisation state that evolves within their…

Quantum Physics · Physics 2019-03-27 Thomas D. Barrett , Oliver Barter , Dustin Stuart , Ben Yuen , Axel Kuhn

Ninety years after their prediction, quantum vacuum nonlinearities in macroscopic electromagnetic fields still await a direct experimental verification in the laboratory. A particularly promising route towards their first measurement is the…

Optics · Physics 2026-02-20 Aimé Matheron , Michal Šmíd , Matt Zepf , Felix Karbstein

Absorption and dispersion of probe photons in the field of a high-intensity circularly polarized laser wave are investigated. The optical theorem is applied for determining the absorption coefficients in terms of the imaginary part of the…

High Energy Physics - Phenomenology · Physics 2013-10-23 S. Villalba-Chávez , C. Müller

We study the effect of stimulated photon emission from the vacuum in strong space-time-dependent electromagnetic fields. We emphasize the viewpoint that the vacuum subjected to macroscopic electromagnetic fields with at least one nonzero…

High Energy Physics - Phenomenology · Physics 2016-03-15 Felix Karbstein , Rashid Shaisultanov

We induce control over valley polarization with a polarization-shaped mid-infrared light field. The polarization state of the trefoil-shaped pump fields is measured by high harmonic spectroscopy, which we also use to confirm strong field…

We investigate the response of a polariton laser driven slightly off-resonantly using light fields differing from the routinely studied coherent pump sources. The response to driving light fields with thermal and displaced thermal…

Mesoscale and Nanoscale Physics · Physics 2015-05-21 Marc Assmann , Manfred Bayer

The optical properties of a weak probe field in a duplicated two-level system are investigated in multiphoton resonance (MPR) condition and beyond it. It is shown that, by changing the relative phase of applied fields, the absorption…

Atomic and Molecular Clusters · Physics 2015-06-17 Lida Ebrahimi Zohravi , Azar Vafavard , Mohammad Mahmoudi

We consider the effect of the magnetic field background in the form of a tube of the finite transverse size on the vacuum of the quantized charged massive scalar field which is subject to the Dirichlet boundary condition at the tube. It is…

High Energy Physics - Theory · Physics 2015-03-13 V. M. Gorkavenko , Yu. A. Sitenko , O. B. Stepanov
‹ Prev 1 3 4 5 6 7 10 Next ›