SPIDER plasma grid masking for reducing gas conductance and pressure in the vacuum vessel
Sign Up to like & getrecommendations! Published in 2020 at "Fusion Engineering and Design"
DOI: 10.1016/j.fusengdes.2020.112036
Abstract: Abstract SPIDER experiment is operating at the PRIMA site in Padova (I) since June 2018, with the aim of testing and optimizing the negative ion source prototype for ITER Heating Neutral Beam Injectors. In the… read more here.
Keywords: source; plasma grid; spider; pressure ... See more keywords
Two-Dimensional Simulations of H¯ Ions Extraction
Sign Up to like & getrecommendations! Published in 2017 at "Acta Physica Polonica A"
DOI: 10.12693/aphyspola.132.254
Abstract: The 2D particle-in-cell method based model of a negative ion source is presented. The spatial distributions of electrostatic potential and plasma component densities are presented. Changes of negative ion distribution and potential as well as… read more here.
Keywords: dimensional simulations; ions extraction; two dimensional; ion ... See more keywords
Plasma Grid Cathodes Based on a Constricted Arc Discharge for Generating a Pulsed Intense Low-Energy Electron Beam in a Plasma-Filled Diode with a Longitudinal Magnetic Field
Sign Up to like & getrecommendations! Published in 2019 at "Bulletin of the Russian Academy of Sciences: Physics"
DOI: 10.3103/s1062873819110091
Abstract: Designs are presented for plasma grid cathodes based on an arc contracted discharge. They are designed to work under conditions of an inhomogeneous magnetic field as high as 35 mT and penetrate into their gas-discharge… read more here.
Keywords: discharge; plasma grid; electron beam;