17cm I0 イオンチャンバーのガス選択例
|
Ratio in I0
|
Ratio in I0
|
Ratio in I0
|
Ratio in I0
|
Ratio in I0
|
I0
|
Absorption ratio
|
|
Energy
|
He
|
N2
|
Ar
|
Kr
|
Xe
|
thicknes
|
by I0
|
|
(keV)
|
(%)
|
(%)
|
(%)
|
(%)
|
(%)
|
(cm)
|
|
|
4
|
70
|
30
|
0
|
0
|
0
|
17
|
3.26E-01
|
|
5
|
70
|
30
|
0
|
0
|
0
|
17
|
1.83E-01
|
|
6
|
70
|
30
|
0
|
0
|
0
|
17
|
1.10E-01
|
|
7
|
50
|
50
|
0
|
0
|
0
|
17
|
1.17E-01
|
|
8
|
0
|
100
|
0
|
0
|
0
|
17
|
1.48E-01
|
|
9
|
0
|
100
|
0
|
0
|
0
|
17
|
1.09E-01
|
|
10
|
0
|
85
|
15
|
0
|
0
|
17
|
3.02E-01
|
|
11
|
0
|
85
|
15
|
0
|
0
|
17
|
2.50E-01
|
|
12
|
0
|
85
|
15
|
0
|
0
|
17
|
2.04E-01
|
|
13
|
0
|
85
|
15
|
0
|
0
|
17
|
1.63E-01
|
|
14
|
0
|
85
|
15
|
0
|
0
|
17
|
1.30E-01
|
|
15
|
0
|
85
|
15
|
0
|
0
|
17
|
1.07E-01
|
|
16
|
0
|
75
|
25
|
0
|
0
|
17
|
1.36E-01
|
|
17
|
0
|
75
|
25
|
0
|
0
|
17
|
1.18E-01
|
|
18
|
0
|
75
|
25
|
0
|
0
|
17
|
1.00E-01
|
|
19
|
0
|
50
|
50
|
0
|
0
|
17
|
1.50E-01
|
|
20
|
0
|
50
|
50
|
0
|
0
|
17
|
1.29E-01
|
|
21
|
0
|
50
|
50
|
0
|
0
|
17
|
1.14E-01
|
|
22
|
0
|
50
|
50
|
0
|
0
|
17
|
1.02E-01
|
|
23
|
0
|
0
|
100
|
0
|
0
|
17
|
1.67E-01
|
|
24
|
0
|
0
|
100
|
0
|
0
|
17
|
1.51E-01
|
|
25
|
0
|
0
|
100
|
0
|
0
|
17
|
1.36E-01
|
|
26
|
0
|
0
|
100
|
0
|
0
|
17
|
1.23E-01
|
|
27
|
0
|
0
|
100
|
0
|
0
|
17
|
1.10E-01
|
|
28
|
0
|
0
|
75
|
25
|
0
|
17
|
3.54E-01
|
|
29
|
0
|
0
|
75
|
25
|
0
|
17
|
3.23E-01
|
|
30
|
0
|
0
|
75
|
25
|
0
|
17
|
2.99E-01
|
|
31
|
0
|
0
|
75
|
25
|
0
|
17
|
2.80E-01
|
|
32
|
0
|
0
|
75
|
25
|
0
|
17
|
2.62E-01
|
|
33
|
0
|
0
|
75
|
25
|
0
|
17
|
2.45E-01
|
|
34
|
0
|
0
|
75
|
25
|
0
|
17
|
2.29E-01
|
|
35
|
0
|
0
|
75
|
25
|
0
|
17
|
2.13E-01
|
|
36
|
0
|
0
|
75
|
25
|
0
|
17
|
1.99E-01
|
|
37
|
0
|
0
|
75
|
25
|
0
|
17
|
1.85E-01
|
|
38
|
0
|
0
|
75
|
25
|
0
|
17
|
1.72E-01
|
|
39
|
0
|
0
|
75
|
25
|
0
|
17
|
1.60E-01
|
|
40
|
0
|
0
|
75
|
25
|
0
|
17
|
1.49E-01
|
|
41
|
0
|
0
|
75
|
25
|
0
|
17
|
1.40E-01
|
|
42
|
0
|
0
|
75
|
25
|
0
|
17
|
1.31E-01
|
|
43
|
0
|
0
|
75
|
25
|
0
|
17
|
1.24E-01
|
|
44
|
0
|
0
|
75
|
25
|
0
|
17
|
1.17E-01
|
|
45
|
0
|
0
|
75
|
25
|
0
|
17
|
1.11E-01
|
|
46
|
0
|
0
|
75
|
25
|
0
|
17
|
1.05E-01
|
|
47
|
0
|
0
|
50
|
50
|
0
|
17
|
1.69E-01
|
|
48
|
0
|
0
|
50
|
50
|
0
|
17
|
1.60E-01
|
|
49
|
0
|
0
|
50
|
50
|
0
|
17
|
1.51E-01
|
|
50
|
0
|
0
|
50
|
50
|
0
|
17
|
1.43E-01
|
|
51
|
0
|
0
|
50
|
50
|
0
|
17
|
1.36E-01
|
|
52
|
0
|
0
|
50
|
50
|
0
|
17
|
1.29E-01
|
|
53
|
0
|
0
|
50
|
50
|
0
|
17
|
1.24E-01
|
|
54
|
0
|
0
|
50
|
50
|
0
|
17
|
1.18E-01
|
|
55
|
0
|
0
|
50
|
50
|
0
|
17
|
1.13E-01
|
|
56
|
0
|
0
|
50
|
50
|
0
|
17
|
1.08E-01
|
|
57
|
0
|
0
|
50
|
50
|
0
|
17
|
1.03E-01
|
|
58
|
0
|
0
|
0
|
100
|
0
|
17
|
1.75E-01
|
|
59
|
0
|
0
|
0
|
100
|
0
|
17
|
1.68E-01
|
|
60
|
0
|
0
|
0
|
100
|
0
|
17
|
1.60E-01
|
|
61
|
0
|
0
|
0
|
100
|
0
|
17
|
1.53E-01
|
|
62
|
0
|
0
|
0
|
100
|
0
|
17
|
1.47E-01
|
|
63
|
0
|
0
|
0
|
100
|
0
|
17
|
1.41E-01
|
|
64
|
0
|
0
|
0
|
100
|
0
|
17
|
1.36E-01
|
|
65
|
0
|
0
|
0
|
100
|
0
|
17
|
1.31E-01
|
|
66
|
0
|
0
|
0
|
100
|
0
|
17
|
1.26E-01
|
|
67
|
0
|
0
|
0
|
100
|
0
|
17
|
1.22E-01
|
|
68
|
0
|
0
|
0
|
100
|
0
|
17
|
1.18E-01
|
|
69
|
0
|
0
|
0
|
100
|
0
|
17
|
1.14E-01
|
|
70
|
0
|
0
|
0
|
100
|
0
|
17
|
1.10E-01
|
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