55 citations · 239 across the 21 of their papers we have counts for
21 papers
Self-referenced Spectral Interferometry for Single-shot Characterization of Ultrashort Free-electron Laser Pulses
Yaozong Xiao, Hao Sun, Bo Liu +2
Attosecond x-ray pulse with known spectro-temporal information is an essential tool for the investigation of ultrafast electron dynamics in quantum systems. Ultrafast free-electron…
Design and Commissioning of A Beam Distribution System for Multiple Undulator Line Operation of the SXFEL-UF
Si Chen, Kaiqing Zhang, Tao Liu +4
As an important measure of improving the efficiency and usability of X-ray free electron laser facilities, simultaneous operation of multiple undulator lines realized by a beam dis…
Measurement of undulator section wakefield at the SXFEL test facility
He Liu, Hanxiang Yang, Nanshun Huang +5
In free electron laser facilities, almost every kind of device will generate wakefield when an electron beam passes through it. Most of the wakefields are undesired and have a nega…
Numerical study of transverse position monitor and compensation for x-ray polarization diagnosis
Zipeng Liu, Bangjie Deng, Haixiao Deng +1
Diagnosing free electron laser (FEL) polarization is critical for polarization-modulated research such as x-ray free electron laser (XFEL) diffraction imaging and probing material…
First observation of laser-beam interaction in a dipole magnet
Jiawei Yan, Nanshun Huang, Haixiao Deng +3
As a new-generation light source, free-electron lasers (FELs) provide high-brightness X-ray pulses at the angstrom-femtosecond space and time scales. The fundamental physics behind…
Self-Amplification of Coherent Energy Modulation in Seeded Free-Electron Lasers
Jiawei Yan, Zhangfeng Gao, Zheng Qi +23
The spectroscopic techniques for time-resolved fine analysis of matter require coherent X-ray radiation with femtosecond duration and high average brightness. Seeded free-electron…
Energy recovery operation for continuous-wave X-ray free-electron lasers
Guanglei Wang, Jiawei Yan, Nanshun Huang +7
A superconducting linear accelerator operating in continuous-wave mode could produce X-ray free electron lasers (XFEL) at megahertz repetition rate, with the capability that delive…
Design of a Nondestructive Two-in-One Instrument for Measuring the Polarization and Energy Spectrum at an X-ray FEL Facility
Qingmin Zhang, Bangjie Deng, Yuanmiaoliang Chen +7
The free electron laser (FEL), as a next-generation light source, is an attractive tool in scientific frontier research because of its advantages of full coherence, ultra-short pul…
Wakefields studies for the SXFEL user facility
Minghao Song, Chao Feng, Dazhang Huang +3
Besides the original seeded undulator line, in the Soft X-ray free-electron laser (SXFEL) user facility at Shanghai, a second undulator line based on self-amplified spontaneous emi…
Chromatic Effect for THz Generation in a Novel Wave-front Tilt Scheme
Bin Li, Wenyan Zhang, Xiaoqing Liu +13
Deriving single or few cycle terahertz pulse (THz) by intense femtosecond laser through cascaded optical rectification in electro-optic crystals is a crucial technique in cutting-e…
Deflecting cavity dynamics for time-resolved machine studies of SXFEL user facility
Minghao Song, Haixiao Deng, Bo Liu +1
Radio frequency deflectors are widely used for time-resolved electron beam energy, emittance and radiation profile measurements in modern free electron laser facilities. In this pa…
Wakefield issue and its impact on X-ray photon pulse in the SXFEL test facility
Minghao Song, Kai Li, Chao Feng +3
Besides the designed beam acceleration, the energy of electrons changed by the longitudinal wakefields in a real free-electron laser (FEL) facility, which may degrade FEL performan…
Demonstration of nonlinear-energy-spread compensation in relativistic electron bunches with corrugated structures
Feichao Fu, Rui Wang, Pengfei Zhu +18
High quality electron beams with flat distributions in both energy and current are critical for many accelerator-based scientific facilities such as free-electron lasers and MeV ul…
Experimental demonstration of longitudinal beam phase space linearizer in a free-electron laser facility by corrugated structures
Haixiao Deng, Meng Zhang, Chao Feng +19
Removal of residual linear energy chirp and intrinsic nonlinear energy curvature in the relativistic electron beam from radiofrequency linear accelerator is of paramount importance…
Single-shot measurement of free-electron laser polarization at SDUV-FEL
Lie Feng, Haixiao Deng, Tong Zhang +10
In this paper, a division-of-amplitude photopolarimeter (DOAP) for measuring the polarization state of free-electron laser (FEL) pulse is described. The incident FEL beam is divide…
Fast Polarization Switching Demonstration Using Crossed-Planar Undulator in a Seeded Free Electron Laser
Haixiao Deng, Tong Zhang, Lie Feng +13
Fast polarization switching of light sources is required over a wide spectral range to investigate the symmetry of matter. In this Letter, we report the first experimental demonstr…
Simulation studies on laser pulse stability for Dalian Coherent Light Source
Haixiao Deng, Meng Zhang, Duan Gu +3
Dalian Coherent Light Source will use a 300MeV LINAC to produce fully coherent photon pulses in the wavelength range between 150-50nm by high gain harmonic generation free electron…
Status of polarization control experiment at Shanghai deep ultraviolet free electron laser
Haixiao Deng, Tong Zhang, Lie Feng +15
A polarization control experiment by utilizing a pair of crossed undulators has been proposed for the Shanghai deep ultraviolet free electron laser test facility. Numerical simulat…
Coherent photon beam based diagnostics for a seeded extreme ultraviolet free-electron laser
Chao Feng, Haixiao Deng, Manzhou Zhang +4
Independently from electron beam based procedures, photon beam based diagnostics is an alternative way for alignment and commissioning of the numerous undulator cells in a high-gai…
Polarization control proposal for Shanghai deep ultraviolet free electron laser
Tong Zhang, Haixiao Deng, Jianhui Chen +9
In this paper, a fully coherent radiation option with controllable polarization is proposed for Shanghai deep ultraviolet free electron laser (FEL) test facility. Intensive start-t…
Characterizing Temporal Structure of the Relativistic Electron Bunch
Haixiao Deng, Chao Feng, Bo Liu +3
Using proper beam energy chirp and the undulator detuning effect, we propose a modified optical replica synthesizer scheme to characterize the temporal structure of a relativistic…