APPROXIMATE MAGNITUDES IN SOME TYPICAL PLASMAS
|
Plasma Type |
_ 3 n cm |
T eV |
Vpe |
sec 1 |
AD cm |
n\D3 |
uei sec 1 |
||||||
|
Interstellar gas |
1 |
1 |
6 |
X |
io4 |
7 |
X |
102 |
|
4 |
X 10® |
7 |
X IO-5 |
|
Gaseous nebula |
103 |
1 |
2 |
X |
106 |
|
20 |
|
|
107 |
6 |
X IO-2 |
|
|
Solar Corona |
109 |
102 |
2 |
X |
10® |
2 |
X |
10" |
I |
8 |
x 106 |
|
60 |
|
Diffuse hot plasma |
1012 |
102 |
6 |
X |
IO10 |
7 |
X |
10" |
3 |
4 |
x 105 |
|
40 |
|
Solar atmosphere, |
1014 |
1 |
6 |
X |
1011 |
7 |
X |
10" |
5 |
|
40 |
2 |
x 109 |
|
gas discharge |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Warm plasma |
1014 |
10 |
6 |
X |
1011 |
2 |
X |
10" |
4 |
|
103 |
|
107 |
|
Hot plasma |
1014 |
102 |
6 |
X |
1011 |
7 |
X |
10" |
4 |
4 |
x 104 |
4 |
x 106 |
|
Thermonuclear |
1015 |
104 |
2 |
X |
1012 |
2 |
X |
10" |
3 |
|
107 |
5 |
x 104 |
|
plasma |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Theta pinch |
1016 |
102 |
6 |
X |
1012 |
7 |
X |
10" |
5 |
4 |
x 103 |
3 |
x 108 |
|
Dense hot plasma |
1018 |
102 |
6 |
X |
1013 |
7 |
X |
10" |
6 |
4 |
x 102 |
2 |
x IO10 |
|
Laser Plasma |
IO20 |
102 |
6 |
X |
1014 |
7 |
X |
10" |
7 |
|
40 |
2 |
x 1012 |
The diagram (facing) gives comparable information in graphical form.22