photon energy	wavel.	cross sect.
(eV)		(nm)	(cm^2 molecule^-1)
------------------------------------------
523.73		2.3673	1.32e-19
524.00		2.3661	1.04e-19
524.33		2.3646	1.01e-19
524.51		2.3638	1.19e-19
524.74		2.3628	1.01e-19
525.08		2.3613	9.84e-20
525.19		2.3608	1.13e-19
525.51		2.3593	1.13e-19
525.86		2.3578	1.19e-19
526.04		2.3569	8.96e-20
526.31		2.3557	9.69e-20
526.51		2.3548	9.23e-20
526.83		2.3534	1.08e-19
527.10		2.3522	1.05e-19
527.38		2.3509	1.41e-19
527.57		2.3501	1.26e-19
527.82		2.3490	1.19e-19
528.05		2.3479	1.39e-19
528.36		2.3466	1.33e-19
528.62		2.3455	1.54e-19
528.86		2.3444	1.69e-19
529.18		2.3430	1.76e-19
529.42		2.3419	1.44e-19
529.64		2.3409	1.83e-19
529.93		2.3396	1.80e-19
530.16		2.3386	1.66e-19
530.42		2.3375	2.14e-19
530.74		2.3361	1.94e-19
531.09		2.3345	2.54e-19
531.27		2.3337	2.99e-19
531.54		2.3325	3.08e-19
531.83		2.3313	4.00e-19
532.03		2.3304	4.63e-19
532.28		2.3293	6.19e-19
532.59		2.3280	8.01e-19
532.81		2.3270	9.99e-19
533.14		2.3256	1.14e-18
533.40		2.3244	1.18e-18
533.71		2.3231	1.13e-18
533.90		2.3222	8.22e-19
533.95		2.3220	9.30e-19
534.14		2.3212	7.01e-19
534.45		2.3198	5.56e-19
534.61		2.3191	4.25e-19
534.77		2.3185	3.39e-19
535.12		2.3169	3.15e-19
535.32		2.3161	2.48e-19
535.60		2.3148	2.57e-19
536.03		2.3130	1.80e-19
536.28		2.3119	1.92e-19
536.59		2.3106	1.99e-19
536.85		2.3095	1.86e-19
537.10		2.3084	2.11e-19
537.36		2.3073	2.35e-19
537.66		2.3060	1.96e-19
537.95		2.3048	2.70e-19
538.11		2.3041	1.99e-19
538.36		2.3030	2.26e-19
538.63		2.3018	2.51e-19
538.90		2.3007	2.10e-19
539.14		2.2997	2.24e-19
539.40		2.2985	2.72e-19
539.62		2.2976	2.40e-19
539.91		2.2964	2.43e-19
540.20		2.2952	3.04e-19
540.47		2.2940	3.46e-19
540.70		2.2930	3.68e-19
540.93		2.2921	3.87e-19
541.30		2.2905	3.94e-19
541.56		2.2894	5.22e-19
541.73		2.2887	4.98e-19
541.97		2.2877	4.55e-19
542.21		2.2866	4.87e-19
542.46		2.2856	5.08e-19
542.79		2.2842	5.44e-19
543.04		2.2831	4.89e-19
543.37		2.2818	5.49e-19
543.62		2.2807	5.21e-19
543.89		2.2796	5.10e-19
544.11		2.2787	5.78e-19
544.38		2.2775	5.95e-19
544.64		2.2765	6.04e-19
544.85		2.2756	5.30e-19
545.18		2.2742	6.52e-19
545.26		2.2739	6.03e-19
545.68		2.2721	6.10e-19
545.96		2.2709	6.27e-19
546.17		2.2701	5.78e-19
546.37		2.2692	5.43e-19
546.70		2.2678	5.12e-19
546.90		2.2670	5.04e-19
547.10		2.2662	4.74e-19
547.46		2.2647	4.80e-19
547.71		2.2637	4.87e-19
547.93		2.2628	4.42e-19
548.21		2.2616	4.44e-19
548.44		2.2607	4.20e-19
548.68		2.2597	4.53e-19
548.88		2.2589	4.22e-19
549.24		2.2574	4.25e-19
549.44		2.2566	3.86e-19
549.76		2.2552	3.88e-19
549.95		2.2545	4.14e-19
550.26		2.2532	4.09e-19
550.48		2.2523	4.02e-19
550.70		2.2514	4.21e-19
550.99		2.2502	3.81e-19
551.28		2.2490	4.27e-19
551.56		2.2479	4.16e-19
551.79		2.2470	4.07e-19
551.99		2.2461	4.26e-19
552.36		2.2446	4.06e-19
552.63		2.2435	3.97e-19
552.83		2.2427	4.12e-19
553.04		2.2419	4.01e-19
553.34		2.2406	4.10e-19
553.56		2.2398	3.65e-19
553.79		2.2388	4.02e-19
554.13		2.2374	4.28e-19
554.31		2.2367	3.63e-19
554.59		2.2356	4.51e-19
554.86		2.2345	3.77e-19
555.13		2.2334	3.89e-19
555.40		2.2324	3.78e-19
555.54		2.2318	4.11e-19
555.88		2.2304	3.87e-19
556.17		2.2293	3.61e-19
556.34		2.2286	4.15e-19
556.68		2.2272	4.26e-19
556.85		2.2265	4.04e-19
557.15		2.2253	4.11e-19
557.31		2.2247	3.70e-19
557.65		2.2233	3.79e-19
557.87		2.2224	3.53e-19
558.21		2.2211	3.65e-19
558.41		2.2203	3.73e-19
558.70		2.2192	4.06e-19
558.99		2.2180	3.71e-19
559.12		2.2175	4.03e-19
559.48		2.2161	4.06e-19