Undulator design for a laser-plasma-based free-electron-laser

A Ghaith, ME Couprie, D Oumbarek-Espinos… - Physics reports, 2021 - Elsevier
The fourth generation of synchrotron radiation sources, commonly referred to as the Free
Electron Laser (FEL), provides an intense source of brilliant X-ray beams enabling the …

Near-GeV electron beams at a few per-mille level from a laser wakefield accelerator via density-tailored plasma

LT Ke, K Feng, WT Wang, ZY Qin, CH Yu, Y Wu… - Physical review …, 2021 - APS
A simple, efficient scheme was developed to obtain near-gigaelectronvolt electron beams
with energy spreads of few per-mille level in a single-stage laser wakefield accelerator …

Physics of high-charge electron beams in laser-plasma wakefields

J Götzfried, A Döpp, MF Gilljohann, FM Foerster… - Physical Review X, 2020 - APS
Laser wakefield acceleration (LWFA) and its particle-driven counterpart, particle or plasma
wakefield acceleration (PWFA), are commonly treated as separate, though related, branches …

Notable improvements on LWFA through precise laser wavefront tuning

D Oumbarek Espinos, A Rondepierre, A Zhidkov… - Scientific Reports, 2023 - nature.com
Laser wakefield acceleration (LWFA) continues to grow and awaken interest worldwide,
especially as in various applications it approaches performance comparable to classical …

Gas-dynamic density downramp injection in a beam-driven plasma wakefield accelerator

JP Couperus Cabadağ, R Pausch, S Schöbel… - Physical Review …, 2021 - APS
We present the experimental demonstration of density downramp injection at a gas-dynamic
shock in a beam-driven plasma accelerator. The ultrashort driver electron beam with a peak …

All-optical GeV electron bunch generation in a laser-plasma accelerator via truncated-channel injection

A Picksley, J Chappell, E Archer, N Bourgeois… - Physical Review Letters, 2023 - APS
We describe a simple scheme, truncated-channel injection, to inject electrons directly into
the wakefield driven by a high-intensity laser pulse guided in an all-optical plasma channel …

GALADRIEL: A facility for advancing engineering science relevant to rep-rated high energy density physics and inertial fusion energy experiments

GW Collins, C McGuffey, M Jaris, D Vollmer… - Review of Scientific …, 2024 - pubs.aip.org
Many current and upcoming laser facilities used to study high-energy-density (HED) physics
and inertial fusion energy (IFE) support operating at high rep-rates (HRRs) of∼ 0.1–10 Hz …

Laser wakefield acceleration driven by a few-terawatt laser pulse in a sub-mm nitrogen gas jet

MW Lin, TY Chu, YZ Chen, DK Tran, HH Chu… - Physics of …, 2020 - pubs.aip.org
Quasi-monoenergetic electron bunches with energies peaked in 10–20 MeV are generated
from laser wakefield acceleration (LWFA) by focusing few-TW laser pulses onto a sub-mm …

The effect of laser pulse evolution on down-ramp injection in laser wakefield accelerators

A Jain, SR Yoffe, B Ersfeld, GK Holt, DN Gupta… - Scientific Reports, 2024 - nature.com
Electron self-injection in laser wakefield accelerators (LWFAs) is an important determinator
of electron beam parameters. Controllable and adjustable LWFA beams are essential for …

Tunable high spatio-spectral purity undulator radiation from a transported laser plasma accelerated electron beam

A Ghaith, D Oumbarek, E Roussel, S Corde, M Labat… - Scientific reports, 2019 - nature.com
Undulator based synchrotron light sources and Free Electron Lasers (FELs) are valuable
modern probes of matter with high temporal and spatial resolution. Laser Plasma …