Muon radiative energy loss (in 1.0E06 cm^2/g) in lawrencium (Lr) with Z = 103, A = [262.110(2)] (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 2.3645 0.1464 0.3548 2.8657 5. 3.2911 2.0045 0.3786 5.6742 10. 4.0489 3.4534 0.3713 7.8736 20. 4.8267 4.7661 0.3582 9.9511 50. 5.8425 6.7943 0.3437 12.9805 100. 6.5626 8.1257 0.3368 15.0251 200. 7.2170 9.2991 0.3336 16.8496 500. 7.9468 10.3678 0.3338 18.6484 1000. 8.3832 10.9306 0.3390 19.6528 2000. 8.7203 11.3347 0.3470 20.4020 5000. 9.0306 11.6713 0.3618 21.0637 10000. 9.1831 11.8260 0.3764 21.3855 20000. 9.2835 11.9270 0.3934 21.6039 50000. 9.3731 12.0014 0.4200 21.7946 100000. 9.4026 12.0326 0.4428 21.8780