Muon radiative energy loss (in 1.0E06 cm^2/g) in Europium with Z = 63, A = 151.964(1) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.6169 0.5356 0.3739 2.5264 5. 2.2344 1.7692 0.3995 4.4031 10. 2.7375 2.7254 0.3916 5.8544 20. 3.2536 3.6339 0.3724 7.2598 50. 3.9299 5.0021 0.3617 9.2937 100. 4.4119 5.9110 0.3541 10.6770 200. 4.8533 6.7211 0.3505 11.9249 500. 5.3509 7.4674 0.3507 13.1689 1000. 5.6521 7.8646 0.3561 13.8728 2000. 5.8875 8.1521 0.3648 14.4044 5000. 6.1071 8.3929 0.3806 14.8806 10000. 6.2164 8.5045 0.3963 15.1172 20000. 6.2891 8.5773 0.4146 15.2810 50000. 6.3493 8.6318 0.4431 15.4243 100000. 6.3763 8.6544 0.4675 15.4982