Muon radiative energy loss (in 1.0E06 cm^2/g) in Gadolinium oxysulfide (Gd%2#O%2#S) with Z/A = 0.42266 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.4107 0.4701 0.3851 2.2659 5. 1.9485 1.5419 0.4109 3.9014 10. 2.3869 2.3747 0.4022 5.1639 20. 2.8369 3.1698 0.3831 6.3897 50. 3.4272 4.3641 0.3705 8.1618 100. 3.8484 5.1592 0.3624 9.3701 200. 4.2347 5.8676 0.3586 10.4609 500. 4.6708 6.5251 0.3586 11.5546 1000. 4.9354 6.8759 0.3643 12.1755 2000. 5.1426 7.1296 0.3733 12.6454 5000. 5.3363 7.3425 0.3897 13.0685 10000. 5.4330 7.4412 0.4060 13.2803 20000. 5.4975 7.5055 0.4252 13.4282 50000. 5.5509 7.5539 0.4550 13.5598 100000. 5.5749 7.5739 0.4804 13.6293