101 citations · 792 across the 35 of their papers we have counts for
12 papers · 1 filter
Damping dynamics of the centroid oscillation of a relativistic laser pulse in a plasma channel
Yuhui Xia, Zhenan Wang, Ziyao Tang +10
The centroid oscillation of an offset laser pulse propagating in a preformed plasma channel is investigated through theoretical analysis and three-dimensional particle-in-cell simu…
Nanometer-scale pre-bunched electron beams generated from all-optical plasma-based acceleration
Zhenan Wang, Zewei Xu, Qianyi Ma +7
High-quality and prebunched electron beams can produce coherent x-rays with high intensity and narrow bandwidth, which is essential for modern light sources. An all-optical scheme…
Generating 10 GW-class isolated zeptosecond x-ray bursts through bootstrapping two plasma-based accelerator stages
Qianyi Ma, Yuhui Xia, Zhenan Wang +8
A method is proposed to generate coherent, intense zeptosecond x-ray pulses by using the electron beam produced by a laser wakefield accelerator (LWFA) stage as the driver for a be…
A fully plasma based electron injector for a linear collider or XFEL
Thamine N. Dalichaouch, Xinlu L. Xu, Fei Li +2
We demonstrate through high-fidelity particle-in-cell simulations a simple approach for efficiently generating 20+ GeV electron beams with the necessary charge, energy spread, and…
On the generation of ultra-bright and low energy spread electron beams in laser wakefield acceleration in a uniform plasma
Xinlu Xu, Thamine N. Dalichaouch, Jiaxin Liu +5
The quality of electron beams produced from plasma-based accelerators, i.e., normalized brightness and energy spread, has made transformative progress in the past several decades i…
Generation and acceleration of high brightness electrons beams bunched at X-ray wavelengths using plasma-based acceleration
Xinlu Xu, Fei Li, Frank S. Tsung +5
We show using particle-in-cell (PIC) simulations and theoretical analysis that a high-quality electron beam whose density is modulated at angstrom scales can be generated directly…
Phase-stable self-modulation of an electron-beam in a magnetic wiggler
James P. MacArthur, Joseph Duris, Zhen Zhang +5
Electron-beams with a sinusoidal energy modulation have the potential to emit sub-femtosecond x-ray pulses in a free-electron laser. The energy modulation can be generated by overl…
Exact phase space matching for staging plasma and traditional accelerator components using longitudinally tailored plasma profiles
X. L. Xu, Y. P. Wu, C. J. Zhang +10
Phase space matching between two plasma-accelerator (PA) stages and between a PA and a traditional accelerator component is a critical issue for emittance preservation of beams acc…
Generating 10~40MeV high quality monoenergetic electron beams using a 5TW 60fs laser at Tsinghua University
J. F. Hua, L. X. Yan, C. H. Pai +10
A unique facility for laser plasma physics and advanced accelerator research has been built recently at Tsinghua Universtiy. This system is based on Tsinghua Thomson scattering X-r…
Low emittance electron beam generation from a laser wakefield accelerator using two laser pulses with different wavelengths
X. L. Xu, Y. P. Wu, C. J. Zhang +8
Ionization injection triggered by short wavelength laser pulses inside a nonlinear wakefield driven by a longer wavelength laser is examined via multi-dimensional particle-in-cell…
Phase Space Dynamics of Ionization Injection in Plasma Based Accelerators
X. L. Xu, J. F. Hua, F. Li +11
The evolution of beam phase space in ionization-induced injection into plasma wakefields is studied using theory and particle-in-cell (PIC) simulations. The injection process cause…
Generation of High Brightness Electron Beams via Ionization Induced Injection by Transverse Colliding Lasers in a Beam-Driven Plasma Wakefield Accelerator
F. Li, J. F. Hua, X. L. Xu +10
The production of ultra-bright electron bunches using ionization injection triggered by two transversely colliding laser pulses inside a beam-driven plasma wake is examined via thr…