101 citations · 796 across the 31 of their papers we have counts for
31 papers
A Scalable, High-Efficiency, Low-Energy-Spread, Laser Wakefield Accelerator using a Tri-plateau Plasma Channel
Shuang Liu, Fei Li, Shiyu Zhou +4
The emergence of multi-petawatt laser facilities is expected to push forward the maximum energy gain that can be achieved in a single stage of a LWFA to tens of GeV, which begs the…
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…
Ultrafast Electron Diffraction with MeV Electron Source from a Laser Wakefield Accelerator
Yu Fang, Fei Li, Jianfei Hua +10
MeV ultrafast electron diffraction (UED) is a widely used technology for ultrafast structural dynamic studies of matters in numerous areas. The development of laser wakefield accel…
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…
Compact polarized X-ray source based on all-optical inverse Compton scattering
Yue Ma, Jianfei Hua, Dexiang Liu +8
Polarized X-ray source is an important probe for many fields such as fluorescence imaging, magnetic microscopy, and nuclear physics research. All-optical inverse Compton scattering…
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-short pulse generation from mid-IR to THz range using plasma wakes and relativistic ionization fronts
Zan Nie, Yipeng Wu, Chaojie Zhang +6
This paper discusses numerical and experimental results on frequency downshifting and upshifting of a 10 m infrared laser to cover the entire wavelength (frequency) range from $…
High efficiency uniform wakefield acceleration of a positron beam using stable asymmetric mode in a hollow channel plasma
Shiyu Zhou, Jianfei Hua, Wei Lu +3
Plasma wakefield acceleration in the blowout regime is particularly promising for high-energy acceleration of electron beams because of its potential to simultaneously provide larg…
Measurements of the growth and saturation of electron Weibel instability in optical-field ionized plasmas
Chaojie Zhang, Jianfei Hua, Yipeng Wu +11
The temporal evolution of the magnetic field associated with electron thermal Weibel instability in optical-field ionized plasmas is measured using ultrashort (1.8 ps), relativisti…
High-throughput injection-acceleration of electron bunches from a linear accelerator to a laser wakefield accelerator
Yipeng Wu, Jianfei Hua, Zheng Zhou +13
Plasma-based accelerators (PBAs) driven by either intense lasers (laser wakefield accelerators, LWFAs) or particle beams (plasma wakefield accelerators, PWFAs), can accelerate char…
Region-of-interest micro-focus CT based on an all-optical inverse Compton scattering source
Yue Ma, Jianfei Hua, Dexiang Liu +10
Micro-focus computed tomography (CT), enabling the reconstruction of hyperfine structure within objects, is a powerful nondestructive testing tool in many fields. Current X-ray sou…
Phase space dynamics of a plasma wakefield dechirper for energy spread reduction
Y. P. Wu, J. F. Hua, Z. Zhou +12
Plasma-based accelerators have made impressive progress in recent years. However, the beam energy spread obtained in these accelerators is still at ~ 1 % level, nearly one order of…
Staged laser acceleration of high quality protons from a tailored plasma
Y. Wan, I. A. Andriyash, J. F. Hua +5
A new scheme of proton acceleration from a laser-driven near-critical-density plasma is proposed. Plasma with a tailored density profile allows a two-stage acceleration of protons.…
A near-ideal dechirper for plasma-based electron and positron acceleration using a hollow channel plasma
Y. P. Wu, J. F. Hua, C. H. Pai +15
Plasma-based electron and positron wakefield acceleration has made great strides in the past decade. However one major challenge for its applications to coherent light sources and…
Temporal diagnostics of femtosecond electron bunches with complex structures using sparsity-based algorithm
Q. Q. Su, J. F. Hua, Z. Nie +5
Femtosecond electron bunches with complex temporal structures play a crucial role in THz generation, free-electron lasers and plasma wakefield accelerators. The ultrashort electron…
Relativistic, single-cycle tunable-infrared pulses generated by a tailored plasma density structure
Zan Nie, Chih-Hao Pai, Jianfei Hua +16
The availability of intense, ultrashort coherent radiation sources in the infrared region of the spectrum is enabling the generation of attosecond X-ray pulses via high harmonic ge…
Ion acceleration with an ultra-intense two-frequency laser tweezer
Y. Wan, I. A. Andriyash, C. -H. Pai +9
Ultra-intense lasers produce and manipulate plasmas, allowing to locally generate extremely high static and electromagnetic fields. This Letter presents a concept of an ultra-inten…
Capturing relativistic wake eld structures in plasmas using ultrashort high-energy electrons as a probe
C. J. Zhang, J. F. Hua, X. L. Xu +8
A new method capable of capturing coherent electric field structures propagating at nearly the speed of light in plasma with a time resolution as small as a few femtoseconds is pro…
Femtosecond probing of light-speed plasma wakefields by using a relativistic electron bunch
C. J. Zhang, J. F. Hua, Y. Wan +11
Relativistic wakes produced by intense laser or particle beams propagating through plasmas are being considered as accelerators for next generation of colliders and coherent light…
Physical mechanism of the transverse instability in radiation pressure ion acceleration
Y. Wan, C. -H. Pai, C. J. Zhang +8
The transverse stability of the target is crucial for obtaining high quality ion beams using the laser radiation pressure acceleration (RPA) mechanism. In this letter, a theoretica…
Temporal characterization of ultrashort linearly chirped electron bunches generated from a laser wakefield accelerator
C. J. Zhang, J. F. Hua, Y. Wan +10
A new method for diagnosing the temporal characteristics of ultrashort electron bunches with linear energy chirp generated from a laser wakefield accelerator is described. When the…
Nano-scale electron bunching in laser-triggered ionization injection in plasma accelerators
X. L. Xu, C. J. Zhang, F. Li +9
Ionization injection is attractive as a controllable injection scheme for generating high quality electron beams using plasma-based wakefield acceleration. Due to the phase depende…