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We show that under appropriate conditions the impact of a very short and intense laser pulse onto a plasma causes the expulsion of surface electrons with high energy in the direction opposite to the one of propagation of the pulse. This is…

Plasma Physics · Physics 2016-07-14 Gaetano Fiore , Renato Fedele , Umberto de Angelis

We show that the scattering interaction between a high energy electron and a photon can be strongly enhanced by different types of localized plasmons in a non-trivial way. The scattering interaction is predicted by an eigen-response theory,…

Optics · Physics 2014-01-21 Kin Hung Fung , Anil Kumar , Nicholas X. Fang

The inelastic scattering of electrons is one route to study the vibrational and electronic properties of materials. Such experiments, also called electron energy-loss spectroscopy, are particularly useful for the investigation of the…

Materials Science · Physics 2014-06-24 Friedrich Roth , Andreas König , Jörg Fink , Bernd Büchner , Martin Knupfer

An isotropic electromagnetic field in a plasma of thermalized electrons undergoes changes in energy as a result of Compton scattering and an Einstein-Hopf drag force on the electrons, eventually approaching a Bose-Einstein photon…

High Energy Physics - Phenomenology · Physics 2021-10-04 Peter W. Milonni

It is shown that two circularly polarised Alfv\'en waves that propagate along the ambient magnetic field in an uniform plasma trigger non oscillating electromagnetic field components when they cross each other. The non-oscilliating field…

Earth and Planetary Astrophysics · Physics 2019-02-20 Fabrice Mottez

Beam loading is the phenomenon which limits the charge and the beam quality in plasma based accelerators. An experimental study conducted with a laser-plasma accelerator is presented. Beam loading manifests itself through the decrease of…

Plasma Physics · Physics 2010-05-25 C. Rechatin , X. Davoine , A. Lifschitz , A. Ben Ismail , J. Lim , E. Lefebvre , J. Faure , V. Malka

We consider backscattering of laser pulses in strongly-magnetized plasma mediated by kinetic magnetohydrodynamic waves. Magnetized low-frequency scattering, which can occur when the external magnetic field is neither perpendicular nor…

Plasma Physics · Physics 2019-07-17 Matthew R. Edwards , Yuan Shi , Julia M. Mikhailova , Nathaniel J. Fisch

The collision of ultra-relativistic electron beams with intense short laser pulses makes possible to study QED in the high-intensity regime. Present day high-intensity lasers mostly operate with short pulse durations of several tens of…

Plasma Physics · Physics 2017-01-16 Daniel Seipt

We report the Compton scattering emission from the Poynting flux acceleration of electron- positron plasma simulated by the 2-1/2 dimensional particle-in-cell(PIC) code. We show these and other remarkable properties of Poynting flux…

Astrophysics · Physics 2011-04-11 Shinya Sugiyama , Edison Liang , Koichi Noguchi , Hideaki Takabe

Using three-dimensional particle-in-cell simulations, we further investigate the electron and ion acceleration from femtosecond laser-plasma peeler scheme which was proposed in our recent paper (Shen et al 2021 Phys. Rev. X 11 041002). In…

Plasma Physics · Physics 2023-02-15 X. F. Shen , A. Pukhov , B. Qiao

Recently a filamentation instability was observed when a laser-generated pair cloud interacted with an ambient plasma. The magnetic field it drove was strong enough to magnetize and accelerate the ambient electrons. It is of interest to…

Plasma Physics · Physics 2018-07-04 M. E. Dieckmann , A. Alejo , G. Sarri , D. Folini , R. Walder

The generation of energetic electron bunches by the interaction of a short, ultra-intense ($I>10^{19} \textrm{W/cm}^2$) laser pulse with "grating" targets has been investigated in a regime of ultra-high pulse-to-prepulse contrast…

The intensity and energy spatial distributions of collimated laser Compton scattering (LCS) $\gamma$-ray beams and of the associated bremsstrahlung beams have been investigated as functions of the electron beam energy, electron beam phase…

Instrumentation and Detectors · Physics 2023-06-21 Takashi Ari-Izumi , Ioana Gheorghe , Dan Filipescu , Satoshi Hashimoto , Shuji Miyamoto , Hiroaki Utsunomiya

Gamma-ray flash generation in near critical density (NCD) target irradiated by four symmetrical colliding laser pulses is numerically investigated. With peak intensities about $10^{23}$ W/cm$^2$, the laser pulses boost electron energy…

We investigate the dynamics of a relativistic electron in a strongly nonlinear plasma wave in terms of classical mechanics by taking into account the action of the radiative reaction force. The two limiting cases are considered. In the…

Accelerator Physics · Physics 2010-11-11 I. Kostyukov , E. Nerush , A. Pukhov

Spectra of Thomson and Compton radiation, emitted during electron scattering off an intense laser beam, are calculated using the frameworks of classical and strong-field quantum electrodynamics, respectively. Both approaches use a…

Atomic Physics · Physics 2013-11-22 M Twardy , K Krajewska , J Z Kamiński

The Kompaneets theory of photon kinetic evolution due to the Compton effect is extended to the case of the Vlasov plasma wave oscillations. Taking into account Zel'dovich-Levich's approximation we study interaction of accumulating photons…

Chaotic Dynamics · Physics 2012-08-20 Galina Erochenkova , Cristel Chandre

Theory and prospects of Compton scattering on nucleons and light nuclei below 500 MeV are outlined; cf. Refs. [1-3]. Invited contribution at the Workshop to Explore Physics Opportunities with Intense, Polarized Electron Beams with Energy up…

Nuclear Theory · Physics 2015-06-16 Harald W. Griesshammer , Daniel R. Phillips , Judith A. McGovern

The radiation pressure of next generation ultra-high intensity ($>10^{23}$ W/cm$^{2}$) lasers could efficiently accelerate ions to GeV energies. However, nonlinear quantum-electrodynamic effects play an important role in the interaction of…

Gamma-ray beams with large angular momentum are a very valuable tool to study astrophysical phenomena in a laboratory. We investigate generation of well-collimated $\gamma$-ray beams with a very large orbital angular momentum using…

Plasma Physics · Physics 2018-08-22 Yue-Yue Chen , Jian-Xing Li , and Karen Z. Hatsagortsyan , Christoph H. Keitel