b(E) × 10^{6} [cm^{2}g^{−1}] for

promethium (Pm), Z = 61, A =[144.91275(3)]

E [GeV] b_{brems} b_{pair}  b_{nucl}  b_{tot}
2. 1.5727 0.5391 0.3752 2.4869
5. 2.1725 1.7365 0.4008 4.3097
10. 2.6610 2.6645 0.3928 5.7183
20. 3.1622 3.5488 0.3735 7.0845
50. 3.8191 4.8788 0.3627 9.0607
100. 4.2875 5.7631 0.3551 10.4057
200. 4.7166 6.5517 0.3516 11.6198
500. 5.2007 7.2789 0.3517 12.8312
1000. 5.4940 7.6662 0.3572 13.5174
2000. 5.7234 7.9467 0.3658 14.0359
5000. 5.9376 8.1817 0.3817 14.5010
10000. 6.0442 8.2907 0.3975 14.7324
20000. 6.1152 8.3617 0.4159 14.8928
50000. 6.1741 8.4151 0.4445 15.0337
100000. 6.2005 8.4373 0.4690 15.1067