Table 1 Electrochemical reactions in an argon ionized plasma.

From: Local pressure calibration method of inductively coupled plasma generator based on laser Thomson scattering measurement

 

Reaction equation

Type

ΔE (eV)

1

e + Ar =  > e + Ar

Elastic collision

0

2

e + Ar =  > e + Ars

Excitation

11.5 V

3

e + Ars =  > e + Ar

Superelastic collision

− 11.5 V

4

e + Ar =  > 2e + Ar + 

Ionization

15.8 V

5

e + Ars =  > 2e + Ar + 

Ionization

4.427 V

6

Ars + Ars =  > e + Ar + Ar + 

Penning ionization

–

7

Ars + Ar =  > Ar + Ar

Metastable quenching

–

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