The paper describes an experimental study of the characteristics of a pulse-modulated radiofrequency(RF)discharge sustained at low pressures,typical of the operating modes of RF gridded ion sources.The motivation for ...
the financial support from National Natural Science Foundation of China(Nos.11402025,11475019,and 11702123);the National Key Laboratory of Science and Technology on Vacuum Technology&Physics(No.ZWK1608);the Advanced Space Propulsion Laboratory of BICE;Beijing Engineering Research Center of Efficient and Green Aerospace Propulsion Technology(No.Lab ASP-2018-03)。
The industrial application of the Kaufman ion thruster in its arc stage is limited owing to the instability of the discharge pulse.Presently,a complete prediction model that can predict the discharge pulse in the high...
supported by Shanghai Sailing Program(No.19YF1435000);National Natural Science Foundation of China(Nos.51707122 and 12005128)。
Energy efficiency limits the application of atmospheric pressure dielectric barrier discharge(DBD),such as air purification,water treatment and material surface modification.This article focuses on the electrical and ...
the Major Science and Technology Projects of Shanxi Province(No.20181102017);the Hebei Province Central Guidance Local Science and Technology Development Special(No.19943816G);the Open Foundation of Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation(under planning);the Fundamental Research Funds for the Central Universities(No.2009QH03).
Non-thermal plasma(NTP)is regarded as a potential application for environmental pollution control due to its ability to remove pollutants.As a major precursor of dioxins,the influence of the parameters of 1,2,4-trichl...
The generation of a very strong peak current in the first period(PCFP)in a pulse-modulated microwave discharge has been discussed in previous studies.In this paper we focus on the transition process from a pulsed disc...
supported by the US Department of Energy’s STTR program under Grant No.DE-SC0018672(Program Manager:Dr Matthew Lanctot)
Thomson scattering (TS), as a popular and reliable diagnostic technique, has successfully measured electron temperatures and electron number densities of plasmas for many years. However, conventional TS techniques usi...
supported by National Natural Science Foundation of China(No.U1630130)
The Trichel pulse stage is an unstable stage of negative corona discharge that can also involve electromagnetic(EM) radiation signals. In this paper, the discharge mechanism and radiation characteristics of the Triche...
supported by Key Program of Research and Development of Hefei Science Center,CAS (Grant No. 2016HSC-KPRD002);National Key R&D Program of China (Grant No. 2017YFE300101);National Natural Science Foundation of China (Grant Nos. 11505224,11505225,11505226,11675215)
A radio frequency(RF) ion source was developed for neutral beam injector in Institute of Plasma Physics, Chinese Academy of Sciences(ASIPP). A cylindrical driver based RF plasma source was tested and optimized for lon...
partly supported by National Natural Science Foundation of China under Grant No. 51477164;the National Basic Research Program of China under Grant No. 2014CB239505-03;the State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources under Grant No. LAPS16013;the Science and Technology Project of State Grid Corporation of China
Nanosecond-pulse diffuse discharges could provide high-density plasma and high-energy electrons at atmospheric pressure. In this paper, the surface treatment of Cu by nanosecond-pulse diffuse discharges is conducted i...
Compared with a sinusoidal operation, pulsed operation has more homogeneity and more efficiency in dielectric barrier discharge. In this paper, an improved pulse adder is designed and assembled to create repetitive hi...