he4 + br80 -> rb84

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T (GK)SEF
0.1 1.21934
0.15 1.13426
0.2 1.03713
0.3 0.9941
0.4 0.855524
0.5 1.15625
0.6 1.08115
0.7 1.02268
0.8 1.05175
0.9 1.22182
1 1.54532
1.5 2.58414
2 1.95745
2.5 1.52644
3 1.28696
3.5 1.13269
4 1.02044
4.5 0.933735
5 0.857143
6 0.736597
7 0.62908
8 0.514793
9 0.400327
10 0.293143