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Related papers: Electrons in intense laser fields with local phase…

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In this paper we present an analysis of the spin behavior of electrons propagating through a laser field. We present an experimentally realizable scenario in which spin-dependent effects of the interaction between the laser and the…

Quantum Physics · Physics 2021-05-17 Scot McGregor , Wayne Cheng-Wei Huang , Bradley A. Shadwick , Herman Batelaan

We extend the semiclassical two-step model [Phys. Rev. A 94, 013415 (2016)] to include a multielectron polarization-induced dipole potential. Using this model we investigate the imprints of multielectron effects in the momentum…

Atomic Physics · Physics 2018-08-22 N. I. Shvetsov-Shilovski , M. Lein , L. B. Madsen

The creation and manipulation of photonic skyrmions provide a novel degree of freedom for light-matter interactions, optical communication and nanometrology. Since the localized vortex within skyrmions arises from the twist and curl of the…

We present a new analytical solution for the equation of motion of relativistic electrons in the focus of a high-intensity laser pulse. We approximate the electron's transverse dynamics in the averaged field of a long laser pulse focused to…

Electrons in atoms and molecules are versatile physical systems covering a vast range of light-matter interactions, enabling the physics of Rydberg states, photon-photon bound states, simulation of condensed matter Hamiltonians, and quantum…

Quantum Physics · Physics 2017-12-14 Rumen Dangovski , Nicholas Rivera , Marin Soljacic , Ido Kaminer

The electromagnetic radiation of electrons in the corrugated graphene in the presence of the transport electric current in the ballistic regime is studied. Radiation of the similar nature can be observed in undulator and wiggler. We…

Mesoscale and Nanoscale Physics · Physics 2015-12-31 Sergey A. Ktitorov , Ruslan I. Mukhamadiarov

An electron irradiated by a linearly polarized relativistic intensity laser pulse in a cylindrical plasma channel can gain significant energy from the pulse. The laser electric and magnetic fields drive electron oscillations in a plane…

Plasma Physics · Physics 2016-03-23 A. V. Arefiev , V. N. Khudik , A. P. L. Robinson , G. Shvets , L. Willingale

Vortex $\gamma$ photons, which carry large intrinsic orbital angular momenta (OAM), have significant applications in nuclear, atomic, hadron, particle and astro-physics, but their production remains unclear. In this work, we investigate the…

High Energy Physics - Phenomenology · Physics 2023-10-26 Ren-Tong Guo , Mamutjan Ababekri , Qian Zhao , Yousef I. Salamin , Liang-Liang Ji , Zhi-Gang Bu , Zhong-Feng Xu , Xiu-Feng Weng , Jian-Xing Li

Sharp metallic nanotapers irradiated with few-cycle laser pulses are emerging as a source of highly confined coherent electron wavepackets with attosecond duration and strong directivity. The possibility to steer, control or switch such…

Beams of light with a large topological charge significantly change their spatial structure when they are focused strongly. Physically, it can be explained by an emerging electromagnetic field component in the direction of propagation,…

Quantum Physics · Physics 2018-06-08 Mario Krenn , Anton Zeilinger

Non-linear Compton scattering in ultra-short intense laser pulses is discussed with the focus on angular distributions of the emitted photon energy. This is an observable which is accessible easily experimentally. Asymmetries of the…

Optics · Physics 2013-07-30 D. Seipt , B. Kampfer

Understanding and interpretation of the dynamics of ultrarelativistic plasma is a challenge, which calls for the development of methods for \textit{in situ} probing the plasma dynamical characteristics. We put forward a new method,…

Plasma Physics · Physics 2022-05-03 Zheng Gong , Karen Z. Hatsagortsyan , Christoph H. Keitel

Laser-driven electron transport across a sample has garnered enormous attentions over several decades, because it potentially allows one to control spin transports in spintronics. But light is a transverse electromagnetic wave, how an…

Materials Science · Physics 2023-10-23 Robert Meadows , Y. Xue , Nicholas Allbritton , G. P. Zhang

We derive effective-mass electron Hamiltonian for a N\'eel antiferromagnet in the presence of a smooth texture of the staggered magnetization. For certain locations of electron band extrema, the texture produces a peculiar and anomalously…

Strongly Correlated Electrons · Physics 2023-01-16 Naïmo Davier , Revaz Ramazashvili

Spatial distributions of electrons ionized and scattered from ultra-low pressure gases are proposed and experimentally demonstrated as a method to directly measure the intensity of an ultra-high intensity laser pulse. Analytic models…

We present numerical simulations of ultrafast multiphoton ionization dynamics in a two-dimensional atomic model driven by co- and counterrotating circularly polarized single-color and bichromatic carrier envelope phase (CEP) stable…

Atomic Physics · Physics 2020-07-15 T. Bayer , Ch. Philipp , K. Eickhoff , M. Wollenhaupt

Electron energy loss spectroscopy is consolidating as a powerful tool to explore electronic (as well as vibrational) excitations of matter, including molecules. Performed in a scanning transmission electron microscope, this technique is…

Chemical Physics · Physics 2021-03-05 Ciro A. Guido , Enzo Rotunno , Matteo Zanfrognini , Stefano Corni , Vincenzo Grillo

The interaction of strong laser fields with matter intrinsically provides powerful tools to image transient dynamics with an extremely high spatiotemporal resolution. Here, we study strong-field ionisation of laser-aligned molecules and…

Topological effects of a spiral dislocation on an electron are investigated when it is confined to a hard-wall confining potential. Besides, it is analysed the influence of the topology of the spiral dislocation on the interaction of the…

Mesoscale and Nanoscale Physics · Physics 2019-11-26 A. V. D. M. Maia , K. Bakke

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