Title :
Electron Avalanche Assisted by Preionization of Electron Beam in Ar
Author :
XueKai Pei ; Zhan Wang ; Quanjun Huang ; Kai Chen ; Shunqun Wu ; Yubin Xian ; XinPei Lu
Author_Institution :
Coll. of Electr. & Electron. Eng., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
Using the preionization of an electron beam of 13 keV, the electron avalanche process in argon at a high pressure of 20 kPa was studied. A bright conical plasma plume, which looks like an electron avalanche, is captured when electrons are accelerated by a dc voltage of 8 kV.
Keywords :
argon; electron avalanches; electron beams; glow discharges; preionisation; Ar; DC voltage; argon atmosphere; bright conical plasma plume; electron acceleration; electron avalanche; electron beam preionization; electron volt energy 13 keV; pressure 20 kPa; voltage 8 kV; Argon; Cathodes; Electron beams; Glow discharges; Plasmas; Silicon; Electron avalanche; electron beam (E-beam); homogeneous glow discharge; homogeneous glow discharge.;
Journal_Title :
Plasma Science, IEEE Transactions on
DOI :
10.1109/TPS.2014.2311111
