Muon radiative energy loss (in 1.0E06 cm^2/g) in heavymet in ATLAS calorimeter with Z/A = 0.40594 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.7624 0.4744 0.3692 2.6061 5. 2.4408 1.8329 0.3939 4.6676 10. 2.9941 2.8870 0.3865 6.2676 20. 3.5618 3.8758 0.3681 7.8056 50. 4.3051 5.3747 0.3571 10.0370 100. 4.8342 6.3670 0.3498 11.5509 200. 5.3175 7.2487 0.3463 12.9125 500. 5.8609 8.0583 0.3465 14.2657 1000. 6.1887 8.4880 0.3519 15.0285 2000. 6.4441 8.7982 0.3603 15.6026 5000. 6.6815 9.0578 0.3759 16.1151 10000. 6.7991 9.1778 0.3914 16.3683 20000. 6.8772 9.2560 0.4093 16.5425 50000. 6.9418 9.3146 0.4374 16.6938 100000. 6.9706 9.3387 0.4613 16.7707