Muon radiative energy loss (in 1.0E06 cm^2/g) in samarium (Sm) with Z = 62, A = 150.36(2) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.5847 0.5344 0.3743 2.4934 5. 2.1896 1.7429 0.3999 4.3324 10. 2.6825 2.6796 0.3920 5.7540 20. 3.1881 3.5708 0.3727 7.1316 50. 3.8509 4.9121 0.3620 9.1250 100. 4.3233 5.8035 0.3544 10.4812 200. 4.7560 6.5983 0.3509 11.7051 500. 5.2440 7.3307 0.3510 12.9257 1000. 5.5395 7.7208 0.3565 13.6167 2000. 5.7706 8.0028 0.3651 14.1386 5000. 5.9863 8.2397 0.3809 14.6068 10000. 6.0936 8.3491 0.3967 14.8394 20000. 6.1650 8.4207 0.4150 15.0008 50000. 6.2242 8.4745 0.4436 15.1423 100000. 6.2507 8.4967 0.4680 15.2154