C. Thaury
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View article: Empirical scaling laws for self-focused fs-laser pulses in nitrogen plasmas
Empirical scaling laws for self-focused fs-laser pulses in nitrogen plasmas Open
We investigate the interaction between a superintense laser pulse and nitrogen plasmas with electron densities exceeding 1019 cm−3 using particle-in-cell simulations. Recent experiments have shown that such dense-plasma configurations can …
View article: Technical status report on plasma components and systems in the context of EuPRAXIA
Technical status report on plasma components and systems in the context of EuPRAXIA Open
The EuPRAXIA project [Walker et al., J. Phys.: Conf. Ser. 874, 012029 (2017)] aims to construct two state-of-the-art accelerator facilities based on plasma accelerator technology. Plasma-based accelerators offer the possibility of a signif…
View article: Quasimonoenergetic multi-GeV electron acceleration in a plasma waveguide
Quasimonoenergetic multi-GeV electron acceleration in a plasma waveguide Open
Laser-plasma accelerators present a promising alternative to conventional accelerators. To fully exploit the extreme amplitudes of the plasma fields and produce high-quality beams, precise control over electron injection into the accelerat…
View article: A transportable laser-plasma accelerator in the MeV range
A transportable laser-plasma accelerator in the MeV range Open
Laser-plasma accelerators emerge as ultra-compact and versatile sources for numerous applications. Although the acceleration length is short (a few millimeters), they typically require large-scale infrastructures including ultra-high-power…
View article: Decoupling acceleration and wiggling in a laser-produced Betatron source
Decoupling acceleration and wiggling in a laser-produced Betatron source Open
Betatron radiation is produced in laser plasma accelerators when the electrons are accelerated and simultaneously wiggle across the propagation axis [Rousse et al., Phys. Rev. Lett. 93, 135005 (2004)]. The mechanisms of electron accelerati…
View article: Experimental Demonstration of Dephasing Reduction in an Optically Guided Laser-Plasma Accelerator
Experimental Demonstration of Dephasing Reduction in an Optically Guided Laser-Plasma Accelerator Open
Laser-plasma accelerators offer a compact means of producing high-energy electron beams, but their performance is fundamentally limited by dephasing between the accelerated electrons and the plasma wave. To overcome this limitation, we inv…
View article: Decoupling acceleration and wiggling in a laser-produced Betatron source
Decoupling acceleration and wiggling in a laser-produced Betatron source Open
Betatron radiation is produced in Laser Plasma Accelerators when the electrons are accelerated and simultaneously wiggle across the propagation axis. The mechanisms of electron acceleration and X-ray radiation production follow different s…
View article: Empirical scaling laws for self-focused laser pulses in nitrogen plasmas
Empirical scaling laws for self-focused laser pulses in nitrogen plasmas Open
We investigate the interaction between a superintense laser pulse and a nitrogen plasma with densities exceeding $10^{19}\,$cm$^{-3}$, using particle-in-cell simulations. Such configurations have recently demonstrated the capability to pro…
View article: Trends in relativistic laser–matter interaction: the promises of structured light
Trends in relativistic laser–matter interaction: the promises of structured light Open
Time and space envelope, frequency and wavelength distributions, polarization, and phase are quantities that define the properties of laser light. Controlling them opens up strategies for manipulating the properties of atoms in various med…
View article: Physics of high-charge laser-plasma accelerators for few-MeV applications
Physics of high-charge laser-plasma accelerators for few-MeV applications Open
International audience
View article: Highly-efficient electron ponderomotive acceleration in underdense plasmas
Highly-efficient electron ponderomotive acceleration in underdense plasmas Open
Laser-plasma accelerators represent a promising technology for future compact accelerating systems, enabling the acceleration of tens of pC to above $1\,$GeV over just a few centimeters. Nonetheless, these devices currently lack the stabil…
View article: The COXINEL Seeded Free Electron Laser Driven by the Laser Plasma Accelerator at HZDR
The COXINEL Seeded Free Electron Laser Driven by the Laser Plasma Accelerator at HZDR Open
Laser Plasma Accelerators know a tremendous development these recent years. Being able to reach up to ~100 GV/m, they open new perspectives for compact accelerators. Their performance can be qualified by a Free Electron Laser Application. …
View article: Use of spatiotemporal couplings and an axiparabola to control the velocity of peak intensity
Use of spatiotemporal couplings and an axiparabola to control the velocity of peak intensity Open
This paper presents the first experimental realization of a scheme that allows for the tuning of the velocity of peak intensity of a focal spot with relativistic intensity. By combining a tunable pulse-front curvature with the axial intens…
View article: Use of spatiotemporal couplings and an axiparabola to control axial energy deposition velocity
Use of spatiotemporal couplings and an axiparabola to control axial energy deposition velocity Open
This paper presents the first experimental realization of a scheme that allows for the tuning of the axial energy deposition velocity of a focal spot with relativistic intensity. By combining a tunable pulse-front curvature with the axial …
View article: Characterization of spatiotemporal couplings with far-field beamlet cross-correlation
Characterization of spatiotemporal couplings with far-field beamlet cross-correlation Open
We present a novel, straightforward method for the characterization of spatiotemporal couplings (STCs) in ultra-short laser pulses. The method employs far-field interferometry and inverse Fourier transform spectroscopy, built on the theore…
View article: Seeded free-electron laser driven by a compact laser plasma accelerator
Seeded free-electron laser driven by a compact laser plasma accelerator Open
Free-electron lasers generate high-brilliance coherent radiation at wavelengths spanning from the infrared to the X-ray domains. The recent development of short-wavelength seeded free-electron lasers now allows for unprecedented levels of …
View article: Axiparabola: a new tool for high-intensity optics
Axiparabola: a new tool for high-intensity optics Open
An axiparabola is a reflective aspherical optics that focuses a light beam into an extended focal line. The light intensity and group velocity profiles along the focus are adjustable through the proper design. The on-axis light velocity ca…
View article: Spatiotemporal pulse characterization with far-field beamlet cross-correlation
Spatiotemporal pulse characterization with far-field beamlet cross-correlation Open
We present a novel, straightforward method for spatiotemporal characterization of ultra-short laser pulses. The method employs far-field interferometry and inverse Fourier transform spectroscopy, built on the theoretical basis derived in t…
View article: Axiparabola: a new tool for high-intensity optics
Axiparabola: a new tool for high-intensity optics Open
An axiparabola is a reflective aspherical optics that focuses a light beam into an extended focal line. The light intensity and group velocity profiles along the focus are adjustable through the proper design. The on-axis light velocity ca…
View article: Survey of spatio-temporal couplings throughout high-power ultrashort lasers
Survey of spatio-temporal couplings throughout high-power ultrashort lasers Open
The investigation of spatio-temporal couplings (STCs) of broadband light beams is becoming a key topic for the optimization as well as applications of ultrashort laser systems. This calls for accurate measurements of STCs. Yet, it is only …
View article: Controlled acceleration of GeV electron beams in an all-optical plasma waveguide
Controlled acceleration of GeV electron beams in an all-optical plasma waveguide Open
Laser-plasma accelerators produce electric fields of the order of 100 GV/m, more than 1000 times larger than radio-frequency accelerators. Thanks to this unique field strength, they appear as a promising path to generate electron beams bey…
View article: Controlled acceleration of GeV electron beams in an all-optical plasma waveguide
Controlled acceleration of GeV electron beams in an all-optical plasma waveguide Open
Laser-plasma accelerators produce electric fields of the order of 100 GV/m, more than 1000 times larger than radio-frequency accelerators1. Thanks to this unique field strength, they appear as a promising path to generate electron beams be…
View article: Progress towards laser plasma based free electron laser on COXINEL
Progress towards laser plasma based free electron laser on COXINEL Open
The Free Electron Laser (FEL) application of Laser Plasma Acceleration (LPA) requires the handling of the energy spread and divergence. The COXINEL manipulation line, designed and built at SOLEIL for this purpose, consists of high gradient…
View article: Energy spread tuning of a laser-plasma accelerated electron beam in a magnetic chicane
Energy spread tuning of a laser-plasma accelerated electron beam in a magnetic chicane Open
International audience