Results 1 to 10 of about 331,002 (192)

Investigation on the origin of hot electrons in laser plasma interaction at shock ignition intensities [PDF]

open access: yesScientific Reports, 2023
Shock Ignition is a two-step scheme to reach Inertial Confinement Fusion, where the precompressed fuel capsule is ignited by a strong shock driven by a laser pulse at an intensity in the order of $$10^{16}$$ 10 16 W/cm $$^2$$ 2 .
G. Cristoforetti   +20 more
doaj   +2 more sources

Laser Shaping and Optimization of the Laser-Plasma Interaction [PDF]

open access: yesAIP Conference Proceedings, 2000
The physics of energy transfer between the laser and the plasma in laser wakefield accelerators is studied. We find that wake excitation by arbitrary laser shapes can be parameterized using the total pulse energy and pulse depletion length.
Chen, Pisin, Spitkovsky, Anatoly
core   +5 more sources

Laser Irradiated Foam Targets: Absorption and Radiative Properties [PDF]

open access: yesEPJ Web of Conferences, 2018
An experimental campaign to characterize the laser radiation absorption of foam targets and the subsequent emission of radiation from the produced plasma was carried out in the ABC facility of the ENEA Research Center in Frascati (Rome).
Salvadori Martina   +10 more
doaj   +3 more sources

High-energy $$\gamma$$ -photons and pair electrons generation in polarized ultraintense laser fields [PDF]

open access: yesScientific Reports
We demonstrate the generation of high-energy $$\gamma$$ -photons and pair electrons resulting from the interaction of an ultrahigh-intensity laser pulse with a near-critical density plasma target.
Srishti Agarwal, Devki Nandan Gupta
doaj   +2 more sources

New Spectral Range Generations from Laser-plasma Interaction

open access: yesمجلة بغداد للعلوم, 2021
High-intensity laser-produced plasma has been extensively investigated in many studies. In this demonstration, a new spectral range was observed in the resulted spectra from the laser-plasma interaction, which opens up new discussions for new light ...
Shaimaa S. Mahdi   +2 more
doaj   +1 more source

Forward-looking insights in laser-generated ultra-intense γ-ray and neutron sources for nuclear application and science

open access: yesNature Communications, 2022
Laser-plasma interaction can provide alternative platform over conventional method for particle and photon beam generation. Here the authors demonstrate generation of gamma ray and neutron beams from intense laser interaction with near critical density ...
M. M. Günther   +9 more
doaj   +1 more source

Shock interactions between plasma jets from conical wire array Z-pinches and laser-produced plasma plume

open access: yesResults in Physics, 2022
The interaction of a supersonic plasma jet outflow with a background laser-produced plasma plume is experimentally studied. The aim of these studies is to provide an experimental platform to study jet-ambient interactions in an environment relevant to ...
Luisa Izquierdo   +5 more
doaj   +1 more source

Vacuum laser acceleration of super-ponderomotive electrons using relativistic transparency injection

open access: yesNature Communications, 2022
Compact electron accelerators based on laser-plasma acceleration scheme may be useful for future light sources, radiation therapy etc. Here the authors demonstrate electron acceleration in laser plasma interaction via vacuum laser acceleration and ...
P. K. Singh   +13 more
doaj   +1 more source

Off-harmonic optical probing of high intensity laser plasma expansion dynamics in solid density hydrogen jets

open access: yesScientific Reports, 2022
Due to the non-linear nature of relativistic laser induced plasma processes, the development of laser-plasma accelerators requires precise numerical modeling.
Constantin Bernert   +25 more
doaj   +1 more source

Laser-plasma interactions in magnetized environment [PDF]

open access: yesPhysics of Plasmas, 2018
Propagation and scattering of lasers present new phenomena and applications when the plasma medium becomes strongly magnetized. With mega-Gauss magnetic fields, scattering of optical lasers already becomes manifestly anisotropic. Special angles exist where coherent laser scattering is either enhanced or suppressed, as we demonstrate using a cold-fluid ...
Yuan Shi, Hong Qin, Nathaniel J. Fisch
openaire   +2 more sources

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