Muon radiative energy loss (in 1.0E06 cm^2/g) in lung (ICRP) with Z/A = 0.54965 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 0.2868 0.1262 0.4696 0.8826 5. 0.3890 0.3116 0.4972 1.1979 10. 0.4736 0.4705 0.4823 1.4265 20. 0.5627 0.6433 0.4601 1.6661 50. 0.6838 0.8865 0.4357 2.0062 100. 0.7739 1.0584 0.4238 2.2561 200. 0.8599 1.2166 0.4177 2.4942 500. 0.9612 1.3790 0.4168 2.7570 1000. 1.0262 1.4782 0.4235 2.9279 2000. 1.0801 1.5480 0.4348 3.0629 5000. 1.1340 1.6095 0.4559 3.1994 10000. 1.1627 1.6385 0.4774 3.2787 20000. 1.1830 1.6568 0.5026 3.3424 50000. 1.2005 1.6713 0.5421 3.4138 100000. 1.2088 1.6772 0.5760 3.4620