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69 energy group structure

Fast groups
Resonant groups
Thermal groups
Group
Emax (eV)
Group
Emax (eV)
Group
Emax (eV)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1.00000E+07
6.06550E+06
3.67900E+06
2.23100E+06
1.35300E+06
8.21000E+05
5.00000E+05
3.02500E+05
1.83000E+05
1.11000E+05
6.73400E+04
4.08500E+04
2.47800E+04
1.50300E+04
15
16
17
18
19
20
21
22
23
24
25
26
27
9.11800E+03
5.53000E+03
3.51910E+03
2.23945E+03
1.42510E+03
9.06899E+02
3.67263E+02
1.48729E+02
7.55014E+01
4.80520E+01
2.77000E+01
1.59680E+01
9.87700E+00
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
4.00000E+0
3.30000E+0
2.60000E+0
2.10000E+0
1.50000E+0
1.30000E+0
1.15000E+0
1.12300E+0
1.09700E+0
1.07100E+0
1.04500E+0
1.02000E+0
9.96000E-01
9.72000E-01
9.50000E-01
9.10000E-01
8.50000E-01
7.80000E-01
6.25000E-01
5.00000E-01
4.00000E-01
3.50000E-01
3.20000E-01
3.00000E-01
2.80000E-01
2.50000E-01
2.20000E-01
1.80000E-01
1.40000E-01
1.00000E-01
8.00000E-02
6.70000E-02
5.80000E-02
5.00000E-02
4.20000E-02
3.50000E-02
3.00000E-02
2.50000E-02
2.00000E-02
1.50000E-02
1.00000E-02
5.00000E-03
1.00000E-05

172 energy group structure

Fast groups
Resonant groups
Thermal groups
g
Emax (eV)
g
Emax (eV)
g
Emax (eV)
g
Emax (eV)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
1.96403E+07
1.73325E+07
1.49182E+07
1.38403E+07
1.16183E+07
1.00000E+07
8.18731E+06
6.70320E+06
6.06531E+06
5.48812E+06
4.49329E+06
3.67879E+06
3.01194E+06
2.46597E+06
2.23130E+06
2.01897E+06
1.65299E+06
1.35335E+06
1.22456E+06
1.10803E+06
1.00259E+06
9.07180E+05
8.20850E+05
6.08101E+05
5.50232E+05
4.97871E+05
4.50492E+05
4.07622E+05
3.01974E+05
2.73237E+05
2.47235E+05
1.83156E+05
1.22773E+05
1.11090E+05
8.22975E+04
6.73795E+04
5.51656E+04
4.08677E+04
3.69786E+04
2.92830E+04
2.73944E+04
2.47875E+04
1.66156E+04
1.50344E+04
1.11378E+04
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
9.11882E+03
7.46586E+03
5.53085E+03
5.00450E+03
3.52662E+03
3.35463E+03
2.24867E+03
2.03468E+03
1.50733E+03
1.43382E+03
1.23410E+03
1.01039E+03
9.14242E+02
7.48518E+02
6.77287E+02
4.53999E+02
3.71703E+02
3.04325E+02
2.03995E+02
1.48625E+02
1.36742E+02
9.16609E+01
7.56736E+01
6.79040E+01
5.55951E+01
5.15780E+01
4.82516E+01
4.55174E+01
4.01690E+01
3.72665E+01
3.37201E+01
3.05113E+01
2.76077E+01
2.49805E+01
2.26033E+01
1.94548E+01
1.59283E+01
1.37096E+01
1.12245E+01
9.90555E+00
9.18981E+00
8.31529E+00
7.52398E+00
6.16012E+00
5.34643E+00
5.04348E+00
4.12925E+00
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
4.00000E+00
3.38075E+00
3.30000E+00
2.76792E+00
2.72000E+00
2.60000E+00
2.55000E+00
2.36000E+00
2.13000E+00
2.10000E+00
2.02000E+00
1.93000E+00
1.84000E+00
1.75500E+00
1.67000E+00
1.59000E+00
1.50000E+00
1.47500E+00
1.44498E+00
1.37000E+00
1.33750E+00
1.30000E+00
1.23500E+00
1.17000E+00
1.15000E+00
1.12535E+00
1.11000E+00
1.09700E+00
1.07100E+00
1.04500E+00
1.03500E+00
1.02000E+00
9.96000E-01
9.86000E-01
9.72000E-01
9.50000E-01
9.30000E-01
9.10000E-01
8.60000E-01
8.50000E-01
7.90000E-01
7.80000E-01
7.05000E-01
6.25000E-01
5.40000E-01
5.00000E-01
4.85000E-01
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
4.33000E-01
4.00000E-01
3.91000E-01
3.50000E-01
3.20000E-01
3.14500E-01
3.00000E-01
2.80000E-01
2.48000E-01
2.20000E-01
1.89000E-01
1.80000E-01
1.60000E-01
1.40000E-01
1.34000E-01
1.15000E-01
1.00000E-01
9.50000E-02
8.00000E-02
7.70000E-02
6.70000E-02
5.80000E-02
5.00000E-02
4.20000E-02
3.50000E-02
3.00000E-02
2.50000E-02
2.00000E-02
1.50000E-02
1.00000E-02
6.90000E-03
5.00000E-03
3.00000E-03
1.00000E-05

 

 
Condensation of 172 groups into the 69 groups

69-group

172-group

69-group

172-group

69-group

172-group

1

8

24

77

47

140

2

11

25

81

48

142

3

14

26

84

49

143

4

17

27

92

50

145

5

22

28

94

51

146

6

25

29

97

52

147

7

28

30

101

53

148

8

31

31

108

54

150

9

33

32

113

55

152

10

35

33

116

56

155

11

37

34

117

57

157

12

41

35

119

58

159

13

43

36

120

59

160

14

45

37

121

60

161

15

47

38

123

61

162

16

49

39

124

62

163

17

51

40

126

63

164

18

54

41

127

64

165

19

57

42

129

65

166

20

61

43

131

66

167

21

64

44

133

67

168

22

67

45

135

68

170

23

71

46

137

69

172


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