921 citations · 1.5k across the 21 of their papers we have counts for
14 papers · 1 filter
Positron beam loading and acceleration in the blowout regime of plasma wakefield accelerator
Shiyu Zhou, Weiming An, Siqin Ding +4
Plasma wakefield acceleration in the nonlinear blowout regime has been shown to provide high acceleration gradients and high energy transfer efficiency while maintaining great beam…
Injection induced by coaxial laser interference in laser wakefield accelerators
Jia Wang, Ming Zeng, Dazhang Li +3
A new injection scheme using the interference of two coaxial laser pulses is proposed for generating high quality beams in laser wakefield accelerators. In this scheme, a relativel…
Efficient Generation of Tunable Magnetic and Optical Vortices Using Plasmas
Yipeng Wu, Xinlu Xu, Chaojie Zhang +8
Plasma is an attractive medium for generating strong microscopic magnetic structures and tunable electromagnetic radiation with predictable topologies due to its extraordinary abil…
Mapping the self-generated magnetic fields due to thermal Weibel instability
Chaojie Zhang, Yipeng Wu, Mitchell Sinclair +15
Weibel-type instability can self-generate and amplify magnetic fields in both space and laboratory plasmas with temperature anisotropy. The electron Weibel instability has generall…
Electron Weibel instability induced magnetic fields in optical-field ionized plasmas
Chaojie Zhang, Yipeng Wu, Mitchell Sinclair +14
Generation and amplification of magnetic fields in plasmas is a long-standing topic that is of great interest to both plasma and space physics. The electron Weibel instability is a…
The Optimal Beam-loading in Two-bunch Nonlinear Plasma Wakefield Accelerators
Xiaoning Wang, Jie Gao, Qianqian Su +7
Due to the highly nonlinear nature of the beam-loading, it is at present not possible to analytically determine the beam parameters needed in a two-bunch plasma wakefield accelerat…
High efficiency uniform positron beam loading in a hollow channel plasma wakefield accelerator
Shiyu Zhou, Jianfei Hua, Qianqian Su +3
We propose a novel positron beam loading regime in a hollow plasma channel that can efficiently accelerate beam with high gradient and narrow energy spread. In this regime, t…
Ultra-Bright Electron Bunch Injection in a Plasma Wakefield Driven by a Superluminal Flying Focus Electron Beam
Fei Li, Thamine N. Dalichaouch, Jacob R. Pierce +5
We propose a new method for self-injection of high-quality electron bunches in the plasma wakefield structure in the blowout regime utilizing a "flying focus" produced by a drive b…
Optimizing Laser Wakefield Acceleration in the Nonlinear Self-Guided Regime for Fixed Laser Energy
A. Davidson, A. Tableman, P. Yu +5
The scaling laws for laser wakefield acceleration in the nonlinear, self-guided regime [Lu et al. Phys. Rev. Spec. Top. Accel. Beams 10, 061301 (2007)] are examined in detail using…
Elimination of the numerical Cerenkov instability for spectral EM-PIC codes
Peicheng Yu, Xinlu Xu, Viktor K. Decyk +7
When using an electromagnetic particle-in-cell (EM-PIC) code to simulate a relativistically drifting plasma, a violent numerical instability known as the numerical Cerenkov instabi…
Numerical instability due to relativistic plasma drift in EM-PIC simulations
Xinlu Xu, Peicheng Yu, Samual F. Martins +6
The numerical instability observed in the Electromagnetic-Particle-in-cell (EM-PIC) simulations with a plasma drifting with relativistic velocities is studied using both theory and…
Beam loading in the nonlinear regime of plasma-based acceleration
M. Tzoufras, W. Lu, F. S. Tsung +6
A theory that describes how to load negative charge into a nonlinear, three-dimensional plasma wakefield is presented. In this regime, a laser or an electron beam blows out the pla…
Three-dimensional structure of the laser wakefield accelerator in the blowout regime
J. F. Vieira, S. F. Martins, F. Fiuza +9
Three-dimensional Particle-in-Cell (PIC) simulations with the code QuickPIC are used to illustrate the typical accelerating structures associated with the interaction of an intense…
Generating multi-GeV electron bunches using single stage laser wakefield acceleration in a 3D nonlinear regime
W. Lu, M. Tzoufras, C. Joshi +5
The extraordinary ability of space-charge waves in plasmas to accelerate charged particles at gradients that are orders of magnitude greater than in current accelerators has been w…