n + cl39 -> cl40

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T (GK)SEF
0.1 1
0.15 1
0.2 1
0.3 1
0.4 1
0.5 1
0.6 1
0.7 0.997436
0.8 0.997347
0.9 0.997268
1 0.997199
1.5 0.981651
2 0.964286
2.5 0.945578
3 0.925795
3.5 0.912088
4 0.898113
4.5 0.879845
5 0.865079
6 0.830579
7 0.791489
8 0.746725
9 0.693333
10 0.635135