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physics.plasm-ph2024
On the importance of slow ions in the kinetic Bohm criterion
Alessandro Geraldini, Stephan Brunner
Between a plasma and a solid target lies a positively charged sheath of several Debye lengths in width, typically much smaller than the characteristic length scale …
physics.plasm-ph2024
Sheath constraints on turbulent magnetised plasmas
Alessandro Geraldini, Stephan Brunner, Felix I. Parra
A solid target in contact with a plasma charges (negatively) to reflect the more mobile species (electrons) and thus keep the bulk plasma quasineutral. To shield the bulk plasma fr…