Synergistic laser-wakefield and direct-laser acceleration in the plasma-bubble regime

X Zhang, VN Khudik, G Shvets - Physical review letters, 2015 - APS
The concept of a hybrid laser plasma accelerator is proposed. Relativistic electrons
undergoing resonant betatron oscillations inside the plasma bubble created by a laser pulse …

Characteristics of betatron radiation from direct-laser-accelerated electrons

TW Huang, APL Robinson, CT Zhou, B Qiao, B Liu… - Physical Review E, 2016 - APS
Betatron radiation from direct-laser-accelerated electrons is characterized analytically and
numerically. It is shown here that the electron dynamics is strongly dependent on a self …

[HTML][HTML] Universal scalings for laser acceleration of electrons in ion channels

V Khudik, A Arefiev, X Zhang, G Shvets - Physics of Plasmas, 2016 - pubs.aip.org
We analytically investigate the acceleration of electrons undergoing betatron oscillations in
an ion channel, driven by a laser beam propagating with superluminal (or luminal) phase …

Effect of pulse profile and chirp on a laser wakefield generation

X Zhang, B Shen, L Ji, W Wang, J Xu, Y Yu, L Yi… - Physics of …, 2012 - pubs.aip.org
A laser wakefield driven by an asymmetric laser pulse with/without chirp is investigated
analytically and through two-dimensional particle-in-cell simulations. For a laser pulse with …

Pulse-length effect on laser wakefield acceleration of electrons by skewed laser pulses

K Gopal, DN Gupta, H Suk - IEEE Transactions on Plasma …, 2021 - ieeexplore.ieee.org
Laser pulse-length-related control and optimization of electron acceleration from laser
wakefield acceleration (LWFA) by a shaped laser pulse is proposed to investigate in this …

Laser wakefield and direct acceleration with ionization injection

X Zhang, VN Khudik, A Pukhov… - Plasma Physics and …, 2016 - iopscience.iop.org
We demonstrate using particle-in-cell simulations that electrons can be injected into a hybrid
laser wakefield and direct laser accelerator via ionization injection. We propose an …

Optimization and control of electron beams from laser wakefield accelerations using asymmetric laser pulses

K Gopal, DN Gupta - Physics of Plasmas, 2017 - pubs.aip.org
Optimization and control of electron beam quality in laser wakefield acceleration are
explored by using a temporally asymmetric laser pulse of the sharp rising front portion. The …

Experimental signatures of direct-laser-acceleration-assisted laser wakefield acceleration

JL Shaw, N Lemos, KA Marsh… - Plasma Physics and …, 2018 - iopscience.iop.org
The direct laser acceleration (DLA) of electrons in a laser wakefield accelerator (LWFA)
operating in the forced or quasi-blowout regimes has been investigated through experiment …

Effects of laser polarization and wavelength on hybrid laser wakefield and direct acceleration

X Zhang, T Wang, VN Khudik… - Plasma Physics and …, 2018 - iopscience.iop.org
We demonstrate that hybrid laser wakefield and direct acceleration can be significantly
improved by using two laser pulses with different polarizations or frequencies. The …

Investigation of electron beam parameters in laser wakefield acceleration using skewed laser pulse and external magnetic field

K Gopal, DN Gupta, A Jain, MS Hur, H Suk - Current Applied Physics, 2021 - Elsevier
We investigate the parameters of accelerated electron bunch in laser wakefield acceleration
(LWFA), when a skewed laser pulse propagates through a plasma in the presence of a …