MULTIPACTOR

作品数:14被引量:23H指数:3
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相关领域:电子电信理学更多>>
相关作者:郝建红应旭华郭永庆张宇更多>>
相关机构:华北电力大学清华大学西安空间无线电技术研究所西安交通大学更多>>
相关期刊:《High Voltage》《物理学报》《Journal of Systems Engineering and Electronics》《Plasma Science and Technology》更多>>
相关基金:国家自然科学基金国家高技术研究发展计划中国博士后科学基金国际科技合作与交流专项项目更多>>
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Secondary electron yield of air-exposed ALD-Al_(2)O_(3) coating on Ag-plated aluminum alloy
《Chinese Physics B》2024年第11期265-271,共7页Xue-Man Wan Tian-Cun Hu Jing Yang Na Zhang Yun He Wan-Zhao Cui 
Project supported by the Sustainedly Supported Foundation by National Key Laboratory of Science and Technology on Space Microwave(Grant No.HTKJ2023KL504001);the National Natural Science Foundation of China(Grant No.62101434).
Secondary electron yield(SEY)of air-exposed metals tends to be increased because of air-formed oxide,hydrocarbon,and other contaminants.This enhances the possibility of secondary electron multipacting in high-power mi...
关键词:secondary electron yield(SEY) atomic layer deposition air exposure MULTIPACTOR 
Effect of desorbed gas on microwave breakdown on vacuum side of dielectric window
《Plasma Science and Technology》2024年第4期85-93,共9页赵朋程 刘忠玉 王瑞 舒盼盼 郭立新 曹祥鑫 
supported by the National Key Laboratory Foundation 2021-JCJQ-LB-006,China(No.6142411132116);the Natural Science Basic Research Program of Shaanxi Province,China(Nos.2023-JC-YB-512 and 2023-JC-YB-042);the Fundamental Research Funds for the Central Universities,China(No.ZYTS23075);the China Postdoctoral Science Foundation(No.2019M653545)。
The gas desorbed from the dielectric surface has a great influence on the characteristics of microwave breakdown on the vacuum side of the dielectric window. In this paper, the dielectric surface breakdown is describe...
关键词:electron multipactor collision ionization desorbed gas electromagnetic particle-in-cell-Monte Carlo collision model 
Recent advances in multipactor physics and mitigation被引量:2
《High Voltage》2023年第6期1095-1114,共20页Asif Iqbal De‐Qi Wen John Verboncoeur Peng Zhang 
Recent progress made in the prediction,characterisation,and mitigation of multipactor discharge is reviewed for single‐and two‐surface geometries.First,an overview of basic concepts including secondary electron emis...
关键词:multip KINETICS SUSCEPTIBILITY 
Analysis of secondary electron emission using the fractal method
《Chinese Physics B》2021年第1期537-544,共8页Chun-Jiang Bai Tian-Cun Hu Yun He Guang-Hui Miao Rui Wang Na Zhang Wan-Zhao Cui 
Project supported by the National Natural Science Foundation of China(Grant Nos.U1537211 and 61901361)。
Based on the rough surface topography with fractal parameters and the Monte–Carlo simulation method for secondary electron emission properties, we analyze the secondary electron yield(SEY) of a metal with rough surfa...
关键词:secondary electron emission yield the fractal method MULTIPACTOR 
Hybrid domain multipactor prediction algorithm and its CUDA parallel implementation被引量:1
《Journal of Systems Engineering and Electronics》2020年第6期1097-1104,共8页WU Peiyu XIE Yongjun NIU Liqiang JIANG Haolin 
This work was supported by the National Natural Science Foundation of China(61571022,61971022);the National Key laboratory Foundation(HTKJ2019KI504013,61424020305).
Based on the finite element method(FEM)in the frequency domain and particle-in-cell approach in the time domain,a hybrid domain multipactor threshold prediction algorithm is proposed in this paper.The proposed algorit...
关键词:compute unified device architecture(CUDA) finite element method(FEM) hybrid domain multipactor threshold prediction particle-in-cell(PIC) 
An improved secondary electrons energy spectrum model and its application in multipactor discharge被引量:4
《Chinese Physics B》2018年第3期502-507,共6页Wan-Zhao Cui Heng Zhang Yun Li Yun He Qi Wang Hong-Tai Zhang Hong-Guang Wang Jing Yang 
Project supported by the National Natural Science Foundation of China(Grant Nos.U1537211,11705142,and 11675278);the National Key Laboratory Foundation,China(Grant No.9140C530101150C53011)
Secondary electron emission(SEE)of metal and dielectric materials plays a key role in multipactor discharge,which is a bottle neck problem for high-power satelliate components.Measurements of both the secondary electr...
关键词:secondary electron energy spectrum multipactor simulation vaccum breakdown satellite application 
An efficient multipaction suppression method in microwave components for space application被引量:10
《Chinese Physics B》2016年第6期569-574,共6页崔万照 李韵 杨晶 胡天存 王新波 王瑞 张娜 张洪太 贺永宁 
Project supported by the National Natural Science Foundation of China(Grant No.U1537211);the National Key Laboratory Key Foundation,China(Grant No.9140C530101150C53011);China Postdoctoral Science Foundation(Grant No.2015M572661XB)
Multipaction,caused by the secondary electron emission phenomenon,has been a challenge in space applications due to the resulting degradation of system performance as well as the reduction in the service life of high ...
关键词:ELECTRODYNAMICS aerospace industry MULTIPACTOR surface treatment 
A hybrid mode of one- and two-surface multipactor on grooved dielectric surface
《Chinese Physics B》2016年第2期302-305,共4页蔡利兵 王建国 程国新 朱湘琴 
Project supported by the National Natural Science Foundation of China(Grant No.61231003)
A hybrid mode of one- and two-surface multipactor on the grooved dielectric surface is studied in detail using both an analytical approach and two-dimensional particle-in-cell(2D PIC) simulations. When the groove wi...
关键词:MULTIPACTOR dielectric surface particle simulation 
考虑空间电荷自洽作用和绝缘磁场的单边multipactor模型
《河北师范大学学报(自然科学版)》2014年第2期149-155,共7页郭永庆 郝建红 张宇 
国家自然科学基金(61250008);科技部国际科技合作项目(2011DFR00780)
在考虑了波束相互作用腔中的射频场、聚焦磁场和空间电荷产生的静电场及空间电子束形成自洽相互作用的基础上,针对典型的高功率微波器件——磁绝缘线振荡器建立了单边次级电子倍增模型,统计分析了整个倍增过程中次级电子数目及器件腔壁...
关键词:空间电荷自洽场 二次电子倍增效应 次级电子时间演化 
Three-dimensional simulation method of multipactor in microwave components for high-power space application被引量:5
《Chinese Physics B》2014年第4期686-693,共8页李韵 崔万照 张 娜 王新波 王洪广 李永东 张剑锋 
Project supported by the National Key Laboratory Foundation,China(Grant No.9140C530103110C5301)
Based on the particle-in-cell technology and the secondary electron emission theory, a three-dimensional simulation method for multipactor is presented in this paper. By combining the finite difference time domain met...
关键词:MULTIPACTOR numerical method THREE-DIMENSIONAL HIGH-POWER THRESHOLD 
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