Muon radiative energy loss (in 1.0E06 cm^2/g) in Samarium with Z = 62, A = 150.36(2) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.5848 0.5345 0.3743 2.4936 5. 2.1898 1.7430 0.3999 4.3327 10. 2.6827 2.6797 0.3920 5.7544 20. 3.1883 3.5710 0.3727 7.1321 50. 3.8511 4.9124 0.3620 9.1256 100. 4.3236 5.8039 0.3544 10.4819 200. 4.7563 6.5987 0.3509 11.7058 500. 5.2443 7.3312 0.3510 12.9265 1000. 5.5399 7.7213 0.3565 13.6176 2000. 5.7710 8.0036 0.3651 14.1397 5000. 5.9867 8.2402 0.3809 14.6078 10000. 6.0940 8.3498 0.3967 14.8405 20000. 6.1654 8.4213 0.4150 15.0018 50000. 6.2247 8.4751 0.4436 15.1433 100000. 6.2512 8.4973 0.4680 15.2164