Comparative optimization of electron trapping and acceleration using magnetized linear and circular phase-modulated lasers

J Rajput - Journal of Optics, 2024 - Springer
This study delves into the influence of external magnetic fields on electron acceleration
mechanisms utilizing phase modulated lasers with distinct polarization states: linear (LP) …

[HTML][HTML] Efficient backward x-ray emission in a finite-length plasma irradiated by a laser pulse of picosecond duration

IL Yeh, K Tangtartharakul, H Tang, L Willingale… - Physics of …, 2024 - pubs.aip.org
Motivated by experiments employing picosecond-long, kilojoule laser pulses, we examined
x-ray emission in a finite-length underdense plasma irradiated by such a pulse using two …

Validation of predictive performance models for supersonic gas-jet nozzles at the Laboratory for Laser Energetics

KR McMillen, PV Heuer, JM Gjevre, AL Milder… - Review of Scientific …, 2024 - pubs.aip.org
We present results characterizing the neutral-density distributions produced by the
supersonic nozzles used in experiments on the OMEGA-60 and OMEGA-EP laser systems …

Direct laser acceleration in varying plasma density profiles

R Babjak, B Martinez, M Krus, M Vranic - arXiv preprint arXiv:2406.10702, 2024 - arxiv.org
Direct laser acceleration has proven to be an efficient source of high-charge electron
bunches and high brilliance X-rays. However, an analytical description of the acceleration in …

Improved Bethe-Heitler positron creation and retention by combining direct laser acceleration and solid target interaction within a gas jet

LII Gamiz, R Babjak, B Martinez, M Vranić - arXiv preprint arXiv …, 2024 - arxiv.org
The next generation of Petawatt-class lasers presents the opportunity to study positron
production and acceleration experimentally, in an all-optical setting. Several configurations …