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Plasma Calculator
Education
Plasma Calculator
This is an online version of the original Nick Braithwaite Plasmacalculator Excel-Sheet.
Input Parameter
Tg
[K]
Te
[eV]
ne
[m-3]
Pressure
p
[Pa]
Mass Neutrals/Ions
m
[amu]
Cross Section neutrals
sigma
[m^2]
System Dimension
L
[m]
Magnetic field
B
[T]
Microwave
f
[GHz]
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]