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Related papers: Electron dynamics controlled via self-interaction

200 papers

The electron dynamics in dielectric materials induced by intense femtosecond laser pulses is theoretically addressed. The laser driven temporal evolution of the energy distribution of electrons in the conduction band is described by a…

Mesoscale and Nanoscale Physics · Physics 2016-11-23 L. Barilleau , G. Duchateau , B. Chimier , G. Geoffroy , V. Tikhonchuk

Interaction of an electron with the counter-propagating electromagnetic wave is studied theoretically and with the particle-in-cell simulations in the regime of quantum radiation reaction. We find the electron energy in the center of the…

Plasma Physics · Physics 2021-05-21 M. Jirka , P. Sasorov , S. S. Bulanov , G. Korn , B. Rus , S. V. Bulanov

The electron dynamics of rare gas clusters in laser fields is investigated quantum mechanically by means of time-dependent density functional theory. The mechanism of early inner and outer ionization is revealed. The formation of an…

Atomic Physics · Physics 2009-11-10 D. Bauer , A. Macchi

We examine a regime in which a linearly-polarized laser pulse with relativistic intensity irradiates a sub-critical plasma for much longer than the characteristic electron response time. A steady-state channel is formed in the plasma in…

Plasma Physics · Physics 2016-05-25 A. V. Arefiev , V. N. Khudik , A. P. L. Robinson , G. Shvets , L. Willingale , M. Schollmeier

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…

A new method to coherently control the electron dynamics is proposed using a few-cycle laser pulse in combination with a controlling field. It is shown that this method not only broadens the attosecond pulse bandwidth, but also reduces the…

Atomic Physics · Physics 2015-04-06 Pengfei Lan , Peixiang Lu , Wei Cao , Yuhua Li , Xinlin Wang

The relativistic quantum dynamics of an electron in an intense single-mode quantized electromagnetic field is investigated with special emphasis on the spin degree of freedom. In addition to fast spin oscillations at the laser frequency, a…

Atomic Physics · Physics 2017-09-25 O. D. Skoromnik , I. D. Feranchuk , C. H. Keitel

The interaction of intense mid-infrared laser fields with atoms and molecules leads to a range of new opportunities, from the production of bright, coherent radiation in the soft x-ray range to imaging molecular structures and dynamics with…

Exciting electrons in solids with intense light pulses offers the possibility of generating new states of matter through nonthermal means and controlling their macroscopic properties on femto- to picosecond timescales. One way to manipulate…

Materials Science · Physics 2021-10-07 Alfred Zong , Anshul Kogar , Nuh Gedik

Pulse shaping provides a significant level of control and precision when optimizing laser-plasma interactions. Pulse shaping enables precise control and manipulation, resulting in enhanced energy deposition, optimized particle acceleration,…

Plasma Physics · Physics 2024-03-26 A. A. Molavi Choobini , F. M. Aghamir , S. S. Ghaffari-Oskooei

Electron beam polarization in the bubble regime of the interaction between a high-intensity laser and a longitudinally pre-polarized plasma is investigated by means of the Thomas-Bargmann-Michel-Telegdi equation. Using a test-particle…

Plasma Physics · Physics 2022-09-14 H. C. Fan , X. Y. Liu , X. F. Li , J. F. Qu , Q. Yu , Q. Kong , S. M. Weng , M. Chen , M. Büscher , P. Gibbon , S. Kawata , Z. M. Sheng

We study a novel regime of the Rydberg excitation blockade using highly Stark-shifted, yet long-living, states of Rb atoms subject to electric fields above the classical ionization limit. Such states allow tuning the dipole-dipole…

Direct laser acceleration has proven to be an efficient source of high-charge electron bunches and high brilliance X-rays. However, an analytical description of the acceleration in the interaction with varying plasma density targets is…

Plasma Physics · Physics 2024-12-19 Robert Babjak , Bertrand Martinez , Miroslav Krus , Marija Vranic

Ultrafast electron dynamics of solids after an absorption of femtosecond laser pulse is governed by electron-electron, electron-phonon, phonon-electron, and phonon-phonon collisions. It is of importance to construct a framework for…

Materials Science · Physics 2019-01-16 Shota Ono

Relativistic laser pulses can accelerate electrons up to energies of several GeV during the interaction with gaseous targets through the direct laser acceleration (DLA) mechanism. While the electrons are accelerated to high energies, they…

Plasma Physics · Physics 2026-01-22 Robert Babjak , Marija Vranic

The reflection of intense laser radiation from solids appears as a result of relativistic dynamics of the electrons driven by both incoming and self-generated electromagnetic fields at the periphery of the emerging dense plasma. In the case…

Plasma Physics · Physics 2019-05-22 B. Svedung Wettervik , M. Marklund , A. Gonoskov

Collisions between high intensity laser pulses and energetic electron beams are now used to measure the transition between the classical and quantum regimes of light-matter interactions. However, the energy spectrum of…

We demonstrate a left-right asymmetry control of the photo\-electron angular distribution in multi\-photon ionization of Li atoms by a bichromatic laser field. By delaying the fundamental (780 nm) and its second harmonic relative to each…

Atomic Physics · Physics 2024-05-20 Silva Mezinska , Alexander Dorn , Thomas Pfeifer , Klaus Bartschat

The radiation reaction effects on electron dynamics in counter-propagating circularly polarized laser beams are investigated through the linearization theorem and the results are in great agreement with numeric solutions. For the first…

Plasma Physics · Physics 2016-11-09 Z. Gong , R. H. Hu , Y. R. Shou , B. Qiao , C. E. Chen , F. R. Xu , X. T. He , X. Q. Yan

Controlling free-electron momentum states is of high interest in electron microscopy to achieve momentum and energy resolved probing and manipulation of physical systems. Free-electron and light interactions have emerged as a powerful…

Quantum Physics · Physics 2024-04-08 Sven Ebel , Nahid Talebi