Education

Plasma Calculator

This is an online version of the original Nick Braithwaite Plasmacalculator Excel-Sheet.

Input Parameter

 
 
 
 
 
 
 
 
 
 

Output Parameter

Parameter Value Unit
Distances
Neutral-Neutral 1.27e-7 [m]
Mean Free Path 1.04e-6 [m]
Debye Length 1.29e-5 [m]
Densities
Neutrals 4.83e+20 [m^-3]
Electrons 1.00e+18 [m^-3]
Ionisation Degree 2.07e-1% [percent]
Frequencies
Plasma Frequency (electrons) 5.67e+10 [rad s^-1]
9.03e+3 [MHz]
Plasma Frequency (ions) 2.08e+8 [rad s^-1]
3.31e+1 [MHz]
Cyclotron Frequency (electrons) 1.78e+10 [rad s^-1]
2.83e+3 [MHz]
Velocities
Thermal velocity (electrons) 1.17e+6 [m s^-1]
Sound speed (electrons) 7.30e+5 [m s^-1]
Sound speed (ions) - Bohm velocity 2.68e+3 [m s^-1]
Thermal velocity (neutrals) 3.97e+2 [m s^-1]
Fluxes
Bohm flux (ions) 2.68e+21 [m^-2 s^-1]
Directed flux (neutrals) 4.80e+22 [m^-2 s^-1]