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Related papers: Depletion of intense fields

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Intense light with frequencies above typical atomic or molecular ionization potentials as provided by free-electron lasers couples many photons into extended targets such as clusters and biomolecules. This implies, in contrast to…

Atomic and Molecular Clusters · Physics 2011-05-25 Christian Gnodtke , Ulf Saalmann , Jan-Michael Rost

A new electron acceleration mechanism is identified that develops when a relativistically intense laser irradiates the wedge of an over-dense plasma. This induces a diffracted electromagnetic wave with a significant longitudinal electric…

Plasma Physics · Physics 2022-02-17 S. Marini , P. S. Kleij , M. Grech , M. Raynaud , C. Riconda

The probability of photon emission of a charged particle traversing a strong field becomes modified if vacuum polarization is considered. This feature is important for fundamental quantum electrodynamics processes present in extreme…

High Energy Physics - Phenomenology · Physics 2023-05-24 M. Jirka , P. Sasorov , S. V. Bulanov

We consider inelastic collisions between relativistic electrons and atomic targets assisted by a low-frequency laser field in the case when this field is still much weaker than the typical internal fields in the target. Concentrating on…

Atomic Physics · Physics 2015-05-13 A. B. Voitkiv , B. Najjari , J. Ullrich

The coupled system of Boltzman equations for the interacting system of electrons, positrons and photons in high external electric, E, and arbitrary magnetic, H, fields is solved. The consideration is made under the conditions of arbitrary…

Quantum Physics · Physics 2007-05-23 T. M. Gassym

In the presence of an intensive laser field the radiative recombination of the continuum electron into an atomic bound state generally is accompanied by absorption or emission of several laser quanta. The spectrum of emitted photons…

Atomic Physics · Physics 2009-10-31 M. Yu. Kuchiev , V. N. Ostrovsky

Upcoming high-intensity laser systems will be able to probe the quantum-induced nonlinear regime of electrodynamics. So far unobserved QED phenomena such as the discovery of a nonlinear response of the quantum vacuum to macroscopic…

High Energy Physics - Phenomenology · Physics 2009-10-29 Holger Gies

An interaction of a pseudoscalar particle with two photons induced by an external electromagnetic field is used to study the photon decay $\gamma \to \gamma a$ where a is a pseudoscalar particle associated with the Peccei-Quinn U(1)…

High Energy Physics - Phenomenology · Physics 2009-10-31 N. V. Mikheev , A. Ya. Parkhomenko , L. A. Vassilevskaya

A theory of electron detachment from atoms or negative ions by a superposition of a static and a laser (or, more generally, ac) fields, parallel to each other, is developed in the case when the photon energy and the field amplitude are much…

Atomic Physics · Physics 2012-10-30 A. G. Kofman , G. P. Berman

We evaluate several basic electrodynamic processes as modified by the presence of a very strong magnetic field, exceeding $B_{\rm Q} \equiv m^2/e = 4.4\times 10^{13}$ G. These results are needed to build models of dissipative phenomena…

High Energy Astrophysical Phenomena · Physics 2020-03-31 Alexander Kostenko , Christopher Thompson

In [Phys. Rev. Lett. \textbf{117}, 213201 (2016)] we have determined the angular resolved and the total energy spectrum of a positron produced via nonlinear Breit-Wheeler pair production by a high-energy photon counterpropagating with…

High Energy Physics - Phenomenology · Physics 2017-03-22 A. Di Piazza

We propose experiments on the collision of high intensity electromagnetic pulses with electron bunches and on the collision of multiple electromagnetic pulses for studying extreme field limits in the nonlinear interaction of electromagnetic…

The laser of an intense electromagnetic field provides an important tool to study the strong-field particle physics. The nonlinear Compton scattering was observed in the collision of an ultra-relativistic electron beam with a laser pulse in…

High Energy Physics - Phenomenology · Physics 2025-02-07 Kai Ma , Tong Li

The emission of a pair of entangled photons by an electron in an intense laser field can be described by two-photon transitions of laser-dressed, relativistic Dirac--Volkov states. In the limit of a small laser field intensity, the…

Quantum Physics · Physics 2010-04-22 E. Lötstedt , U. D. Jentschura

Soft recollisions are laser-driven distant collisions of an electron with its parent ion. Such collisions may cause an energy bunching, since electrons with different initial drift momenta can acquire impacts, which exactly counterbalance…

Atomic Physics · Physics 2012-04-25 Alexander Kästner , Ulf Saalmann , Jan M. Rost

We present a generalization of Vlasov-Maxwell kinetic theory that accounts for intense electromagnetic fields. A strongly-radiating, possibly optically-thick plasma is decomposed into fragments, each comprising a charged particle together…

Plasma Physics · Physics 2022-11-28 J. W. Burby , P. J. Morrison

A detailed analysis of the process of two photon emission by an electron scattered from a high-intensity laser pulse is presented. The calculations are performed in the framework of strong-field QED and include exactly the presence of the…

High Energy Physics - Phenomenology · Physics 2013-02-13 F. Mackenroth , A. Di Piazza

The dynamics of energetic particles in strong electromagnetic fields can be heavily influenced by the energy loss arising from the emission of radiation during acceleration, known as radiation reaction. When interacting with a high-energy…

Annihilation of the electron-positron pairs in macroscopic polyelectrons is considered. It is shown that very fast collapse of the spatial area occupied by macroscopic polyelectron (or dense electron-positron plasma) produces an instant…

High Energy Physics - Phenomenology · Physics 2009-09-04 Alexei M. Frolov

We discuss some elementary examples of interactions (at low velocity) between point charges and magnetic dipoles using potentials, along the lines indicated by Konopinsky, and show that the physical interpretation might look quite different…

Classical Physics · Physics 2014-03-11 R. Coïsson
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