The Limitation Analysis of Two Dimensional Magnetic Field Configuration in Annular Ion Thruster

Table 4

The reference parameters and the value.

Reference parameter	Value
Electronic mass,
Elementary charge quantity,
Vacuum dielectric constant,
Reference number density,
Reference temperature,
Reference potential,
Reference length,
Reciprocal of electron cyclotron frequency,; ω
Electron sound velocity,
Reference electric field strength,
Reference magnetic induction,