Plasma Reactors and Plasma Thrusters Modeling by Ar Complete Global Models

Table 2

Inelastic processes involving Ar I 4s and 4p levels.

No.	Process	Description
		Ionization
1	Ar(GL) + e ^− → Ar^+ + 2 e ^−	from the GL
2	Ar(4s, m) + e ^− → Ar^+ + 2 e ^−	from the 4s(m)
3	Ar(4s, t) + e ^− → Ar^+ + 2 e ^−	from the 4s(t)
4	Ar(4p) + e ^− → Ar^+ + 2 e ^−	from the 4p
		Excitation of
5	Ar(GL) + e ^− → Ar(4s, m) + e ^−	GL→4s(m)
6	Ar(GL) + e ^− → Ar(4s, t) + e ^−	GL→4s(t)
7	Ar(GL) + e ^− → Ar(4p) + e ^−	GL→4p
8	Ar(4s, m) + e ^− → Ar(4p) + e ^−	4s(m)→4p
9	Ar(4s, t) + e ^− → Ar(4p) + e ^−	4s(t)→4p
10	Ar(4s, m) + e ^− → Ar(4s, t) + e ^−	4s(m)→4s(t)
		De-excitation of
11	Ar(4s, t) + e ^− → Ar(4s, m) + e ^−	4s(t)→4s(m)
12	Ar(4s, t) + e ^− → Ar(GL) + e ^−	4s(t)→GL
13	Ar(4s, m) + e ^− → Ar(GL) + e ^−	4s(m)→GL
14	Ar(4p) + e ^− → Ar(GL) + e ^−	4p→GL
15	Ar(4p) + e ^− → Ar(4s, t) + e ^−	4p→4s(t)
16	Ar(4p) + e ^− → Ar(4s, m) + e ^−	4p→4s(m)
		Spontaneous emission
17	Ar(4s, t) → Ar(GL) + hν	4s(t)→GL
18	Ar(4s, m) → Ar(GL) + hν	4s(m)→GL
19	Ar(4p) → Ar(4s, t) + hν	4p→4s(t)
20	Ar(4p) → Ar(4s, m) + hν	4p→4s(m)
21	Ar(4p) + wall → Ar(GL)	4p de-excitation on the wall, see text
22	Ar(4s, t) + wall → Ar(GL)	4s(t) de-excitation on the wall, see text
23	Ar(4s, m) + wall → Ar(GL)	4s(m) de-excitation on the wall, see text