Explanipedia

[Retracted] Cognitive improvements and reduction in amyloid plaque deposition by saikosaponin D treatment in a murine model of Alzheimer’s disease Open

Li Zhou, Jinyuan Huang, Di Zhang, Yaliang Zhao · 2024

[This retracts the article DOI: 10.3892/etm.2020.8760.].

A new modular framework for high-level application development at HEPS Open

Xiaohan Lu, Yaliang Zhao, Hongfei Ji, Yi Jiao, Jingyi Li , et al. · 2024

As a representative of the fourth-generation light sources, the High Energy Photon Source (HEPS) in Beijing, China, utilizes a multi-bend achromat lattice to obtain an approximately 100 times emittance reduction compared with third-generat…

Equilibrium electron beam parameters of the High Energy Photon Source Open

Haisheng Xu, Cai Meng, Yuemei Peng, Saike Tian, Na Wang , et al. · 2023

Purpose The physics design of the High Energy Photon Source (HEPS) was finished after many times of iteration. Hereby, the typical equilibrium electron beam parameters corresponding to the proposed two baseline operation modes in the basel…

Guest editorial: Blockchain-enabled technologies for cyber-physical systems and big data applications Open

Zheng Yan, Qinghua Zheng, Yulei Wu, Yaliang Zhao, Mohammed Atiquzzaman · 2022

Comparison Simulation Results of the Collimator Aperture in HEPS Storage Ring Open

Yaliang Zhao, Yi Jiao, Nan Li · 2021

The High Energy Photon Source (HEPS) is a 6 GeV diffraction-limited storage ring light source, which is under construction and planned to be in operation in 2025. To protect the sensitive elements from being damaged and reduce the radiatio…

Beam Loss Simulations During Beam Dumping in Heps Open

Xiaohao Cui, Yi Jiao, Yaliang Zhao · 2021

The High Energy Photon Source (HEPS) is a 6 GeV storage ring light source under construction in China. Several collimators installed in the vacuum chamber will be used as beam dump in the storage ring operation. Preliminary simulations sho…

Progress of the First-Turn Commissioning Simulations for HEPS Open

Bin Wang, Z. H. Duan, Daheng Ji, Yi Jiao, Yaliang Zhao · 2021

The High Energy Photon Source (HEPS) is 6 GeV, kilometer-scale, 4th generation storage ring light source. The lattice has an ultralow emittance and strong focusing such that the beam dynamics is very sensitive to the magnet misalignments a…

Application of Generalized Gaussian Distribution in the Processing the Wire Scanner Data Open

Huiping Geng, Cai Meng, Fang Yan, Yuan Zhang, Yaliang Zhao · 2021

Wire scanners are widely used for measuring beam emittance in both electron and hadron accelerators. Gaussian fitting is the most commonly used method in processing the wire scanner data. But in hadron machines, beams are normally not gaus…

Beam Dynamics Study in the HEPS Storage Ring Open

Yi Jiao, Xiaohao Cui, Z. H. Duan, Yuan Guo, Ping He , et al. · 2019

The High Energy Photon Source (HEPS) is the first high-energy diffraction-limited storage ring (DLSR) light source to be built in China, with a natural emittance of a few tens of pm rad and a circumference of 1360.4 m. After 10 years’ evol…

The HEPS project Open

Yi Jiao, Gang Xu, Xiaohao Cui, Z. H. Duan, Yuanyuan Guo , et al. · 2018

The High Energy Photon Source (HEPS), a 6 GeV green-field diffraction-limited storage ring light source, will be built in Beijing, China. The HEPS design has been evolving for about ten years, and is now mostly finished and ready for const…

Beam Performance Simulation with Error Effects and Correction on HEPS Design Open

Daheng Ji, Xiaohao Cui, Z. H. Duan, Yi Jiao, Yuanyuan Wei , et al. · 2018

The High Energy Photon Source (HEPS) is a 6-GeV, ul-tralow-emittance kilometre-scale storage ring light source to be built in China. In this paper, the progress of the error and correction effect study on HEPS over the past one year will b…

Accelerator Physics Studies for the High Energy Photon Source (HEPS) in Beijing Open

Yi Jiao, Xiaohao Cui, Z. H. Duan, Yuan Guo, Daheng Ji , et al. · 2018

The High Energy Photon Source (HEPS) is the next ring-based light source with an emittance of tens of picometers, and a circumference of about 1.3 km to be built in China soon in a few years. After 10 years' evolution, the design for the H…

Development of the C-ADS SRF Accelerator at IHEP Open

Fang Yan, Lin Bian, Jianshe Cao, Yuan Chen, Yunlong Chi , et al. · 2017

The 10 MeV accelerator-driven subcritical system (ADS) Injector I test stand at Institute of High Energy Physics (IHEP) is a testing facility dedicated to demonstrate one of the two injector design schemes [Injector Scheme-I, which works a…

Commissioning of te China-ADS injector-I testing facility Open

Fang Yan, Huiping Geng, Cai Meng, Yaliang Zhao, Huafu Ouyang , et al. · 2017

The 10 MeV accelerator-driven subcritical system (ADS) Injector-I test stand at Institute of High Energy Physics (IHEP) is a testing facility dedicated to demonstrate one of the two injector design schemes [Injector Scheme-I, which works a…

Status of HEPS Lattice Design and Physics Studies Open

Yi Jiao, Xiaohao Cui, Z. H. Duan, Yuan Guo, Daheng Ji , et al. · 2017

The High Energy Photon Source (HEPS) is a 6-GeV, kilometer-scale, ultralow-emittance storage ring light source to be built in Beijing, China. The HEPS is now under extensive design and study. In this report we will introduce the progress o…

Progress of the Lattice Design and Physics Studies on the High Energy Photon Source Open

Yi Jiao, Yu Sheng Bai, Xiaohao Cui, Chongchong Du, Z. H. Duan , et al. · 2017

The High Energy Photon Source (HEPS) is a 6-GeV, kilometer-scale, ultralow-emittance storage ring light source to be built in Beijing, China. In this paper we will discuss the progress of the lattice design and related physics studies on H…

Step-Like Field Magnets to Uniform Beam Distribution and Experiment at CADS Injector-I Open

Cai Meng, Yuan Chen, Huiping Geng, Jingyu Tang, Fang Yan , et al. · 2017

High power is the development tendency of proton accelerator, so obtaining uniform beam distribution on target becomes more and more important and critical. The method of using step-like field magnets to obtain a uniform beam distribution …

First Turn Around Strategy for HEPS Open

Yaliang Zhao, Z. H. Duan, Daheng Ji, Yi Jiao, Chao Li · 2017

The High Energy Photon Source (HEPS) is a 6-GeV, kilometer-scale, quasi-diffraction limited storage ring light source to be built in China[1]. Getting the first turn and approaching the closed orbit is very important in accelerator commiss…

Emittance Measurement with Double-Slit Method in CADS Injector-I Open

Cai Meng, Huiping Geng, X. Z. Zhou, Fang Yan, Lingda Yu , et al. · 2016

The C-ADS accelerator is a CW (Continuous-Wave) proton linac with 1.5 GeV in beam energy, 10 mA in beam current, and 15 MW in beam power. CADS Injector-I accelerator is a 10-mA 10-MeV CW proton linac, which uses a 3.2-MeV normal conducting…

Space Charge Induced Collective Modes and Beam Halo in Periodic Channels Open

Chao Li, Zhicong Liu, Qing Qin, Yaliang Zhao · 2016

The collective mode instabilities of periodically focused high intensity beams based on the Vlasov-Poisson equation are investigated both analytically and numerically. It is found that the broadened collective stop bands resulting from spa…

Beam Twiss Measurement With Ws Including Space Charge Effect Open

Yaliang Zhao, Huiping Geng, Cai Meng, Fang Yan · 2016

Wire Scanners (WS) are used to measure beam profile and calculate the transverse Twiss parameters at the entrance of MEBT1 in the CADS injector I test stand. As to data process, the traditional method with transfer map doesn't consider the…

Commissioning of the China-ADS Injector-I Testing Facility Open

Fang Yan, Jianshe Cao, Yunlong Chi, Rui Ge, Huiping Geng , et al. · 2016

The 10 MeV accelerator-driven subcritical system (ADS) Injector I test stand at Institute of High Energy Physics (IHEP) is a testing facility dedicated to demonstrate one of the two injector design schemes [Injector Scheme-I, which works a…

Superconducting Cavity Phase and Amplitude Measurement in Low Energy Accelerating Section Open

Cai Meng, Huiping Geng, Fang Yan, Yaliang Zhao · 2016

Superconducting linear accelerator is the tendency in linac design with the development of superconducting RF technology. Superconducting cavities used as accelerating section in low energy Hadron linac are more and more common. The 5MeV t…

Beam Dynamics Study of C-Ads Injector-I With Developing P-Topo Code Open

Zhicong Liu, Chao Li, Qing Qin, Fang Yan, Yaliang Zhao · 2016

A parallelized, time-dependent 3D particle simulation code is under developing to study the high-intensity beam dynamics in linear accelerators. The self-consistent space charge effect is taken into account with the Particle-In-Cell (PIC) …

Emittance Measurement with Wire Scanners at C-ADS Injector-I Open

Huiping Geng, Cai Meng, Yanfeng Sui, Fang Yan, Lingda Yu , et al. · 2016

The transverse emittance at C-ADS injector-I has been measured by the wire scanners at the Medium Energy Beam Transport-I (MEBT1). We have studied the effect of different fitting methods for obtaining the beam sizes on the emittance result…

Physics design of a 10 MeV injector test stand for an accelerator-driven subcritical system Open

Fang Yan, Shilun Pei, Huiping Geng, Cai Meng, Yaliang Zhao , et al. · 2015

The 10 MeV accelerator-driven subcritical system (ADS) Injector I test stand at Institute of High Energy Physics (IHEP) is a testing facility dedicated to demonstrate one of the two injector design schemes [Injector Scheme-I, which works a…

Upgrades on a Scalable Software Package for Large Scale Beam Dynamic Simulations Open

Xiaotong Dong, Kewei Du, Yuan He, Chao Li, Qing Qin , et al. · 2015

Large-scale particle tracking is important for precise design and optimization of the linear accelerator. In this paper a parallel software recently developed for beam dynamics simulation has been benchmarked. The software is based on Part…

ADS Injector I Frequency Choice at IHEP Open

Fang Yan, Huiping Geng, Cai Meng, Huafu Ouyang, Shilun Pei , et al. · 2015

The China ADS driver linac is composed of two major parts: the injector and the main linac. There are two frequency choices for the injector: 325 MHz and 162.5 MHz. The former choice is benefit for the same frequency with the front end of …

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