[PDF] Top 20 Ion acceleration from laser-plasma interaction in underdense to near-critical regime: wakefield effects and associated plasma structures
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Ion acceleration from laser-plasma interaction in underdense to near-critical regime: wakefield effects and associated plasma structures
... the laser prepulse or Amplified Spontane- ous Emission 共ASE兲 pedestal affects the target surface and therefore the absorption of laser energy, the distribution of hot electrons and, in ... Voir le document complet
222
Interaction of Ultraintense Laser Vortices with Plasma Mirrors
... vortex laser beams to drive ultrahigh- intensity (UHI) laser-plasma interactions [8 –16] up to the relativistic ...ways to control UHI interactions, e.g., leading to ... Voir le document complet
6
Laser-plasma acceleration at ultra high intensity - numerical modeling
... 5. Laser ion acceleration and high energy radiation generation from near-critical gas jets 71 10 13 W/cm 2 for a one micron wavelength ...laser. Ion ... Voir le document complet
112
Modeling the interaction between a few-cycle relativistic laser pulse and a plasma mirror : from electron acceleration to harmonic generation
... pattern in Tokita’s experiment. While laser wakefield acceleration relies on the propagation of a laser pulse into an underdense (transparent) plasma, electron ... Voir le document complet
219
Critical gradients and plasma flows in the edge plasma of Alcator C-Mod
... MIT Plasma Science and Fusion Center, Cambridge, Massachusetts 02139 b University of California, Davis, California 95616 c Princeton Plasma Physics Laboratory, Princeton, New Jersey 08543 Recent ... Voir le document complet
37
Beam size dependency of a laser-induced plasma in confined regime: Shortening of the plasma release. Influence on pressure and thermal loading
... edge effects [24–26] . These mechanical effects are coming from the fact that there is a huge discontinuity of pressure between the laser spot area (going up to several GPa), and ... Voir le document complet
14
Femtosecond x rays from laser-plasma accelerators
... Electron beam input parameters Electron energy Peak current Bunch rms duration Bunch rms transverse size rms energy spread Normalized rms transverse emittance FEL output parameters Radia[r] ... Voir le document complet
49
Ion energy loss at maximum stopping power in a laser-generated plasma
... le plasma de 153 % par rapport `a sa valeur dans la cible ...le plasma est hautement ionis´e et par cons´equent o` u la temp´erature du plasma et donc le pouvoir d’arrˆet des ions sont proches de ... Voir le document complet
180
Beam size dependency of a laser-induced plasma in confined regime: Shortening of the plasma release. Influence on pressure and thermal loading
... samples to be under tensile stresses, which are detrimental for fatigue issues and compromise the positive effect of ...crucial to correctly understand the laser-induced plasma behavior ... Voir le document complet
14
Strongly enhanced laser absorption and electron acceleration via resonant excitation of surface plasma waves
... grows in time to reach a maximum of roughly 20 ...heating in the negative y-direction could be understood as due to wavebreaking of the surface plasma ...surface plasma wave is ... Voir le document complet
10
Optique non-linéaire à haute intensité : Compression d'impulsions laser Interaction laser-plasma
... thrust to the field of ultrafast optics [3]. In a HCF filled with a rare gas at constant pressure, the spectrum of amplified, CEPlocked femtosecond laser pulses can be nonlin early broadened ... Voir le document complet
214
Electron Beam Brightness and Undulator Radiation Brilliance for a Laser Plasma Acceleration Based Free Electron Laser
... resulting in sharp spectral lines well collimated within a cone. In a Free Electron Laser (FEL), the electrons interact with the radiation, where energy is transferred between the electron beam ... Voir le document complet
18
Efficient start-to-end 3D envelope modeling for two-stage laser wakefield acceleration experiments
... Efficient start-to-end 3D envelope modeling for two-stage laser wakefield acceleration experiments.. example around 4 mm, in the tail of the first beam, until a point where the ordering [r] ... Voir le document complet
17
Interaction d’une impulsion laser intense avec un plasma sous dense dans le régime relativiste
... l’impulsion laser dont l’intensité est trop faible pour exciter la diffusion Raman ...l’impulsion laser en plusieurs solitons électromagnétiques ...le plasma, excitent des ondes électrostatiques dans ... Voir le document complet
179
Nuclear background effects on plasma diagnostics for megajoule class laser facility
... thanks to masks positioned between optical ...camera and light amplifier, the dynamic range reduction appears to be directly proportional to the neutron ...checked and extrapolation ... Voir le document complet
8
WENO schemes applied to the quasi-relativistic Vlasov-Maxwell model for laser-plasma interaction
... domain, and the total ...schemes to simulate the 1D quasi- relativistic Vlasov–Maxwell system, which models laser-plasma ...accuracy and robustness to the steep gradients created ... Voir le document complet
16
Nuclear background effects on plasma diagnostics for megajoule class laser facility
... consists in studying glass scintillation under irradiation in order to identify and eliminate glass-based optics with high sensitivity to ...corresponding to spectrometer ... Voir le document complet
9
Physics of laser plasma interaction and particle transport in the context of inertial confinement fusion
... succeeded to model speckled laser beams and their temporal smoothing, cross beam energy transfer (CBET) and hot electron generation due to the reso- nance absorption, SRS and ... Voir le document complet
13
Modeling of plasma transport and negative ion extraction in a magnetized radio-frequency plasma source
... with plasma conditions which are found in devices running at low pressure, low RF frequency (∼1 MHz) where electrons have typically a large thermal velocity in the driver ( T e ~ 10 eV), and a ... Voir le document complet
32
Laser-Plasma Light Sources
... is to accelerate electrons in a tangential electric field that is produced by a changing magnetic ...flux. In contrast to the cyclotron such a configuration can achieve relativistic ... Voir le document complet
226
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