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36 static char *SRCID_ion_data_h = "$Id$";
39 real photo,coh,incoh,incoh_abs;
42 /* THIS TABLE HAS ADDED A 12 keV COLUMN TO HYDROGEN, CARBON, */
43 /* OXYGEN, NITROGEN AND SULPHUR BY FITTING A QUADRATIC TO THE */
44 /* POINTS 8keV, 10keV and 12keV - now contains 6, 8, 10, 12, */
46 /* Units are barn. They are converted to nm^2 by multiplying */
47 /* by 1e-10, which is done in Imax (ionize.c) */
49 static t_cross cross_sec_h[] = {
50 { 2.63e-2, 1.01e-1, 5.49e-1, 7.12e-3 },
51 { 9.79e-3, 6.18e-2, 5.83e-1, 9.60e-3 },
52 { 4.55e-3, 4.16e-2, 5.99e-1, 1.19e-2 },
53 { 1.52e-3, 2.79e-2, 6.08e-1, 1.41e-2 },
54 { 1.12e-3, 1.96e-2, 6.09e-1, 1.73e-2 },
55 { 4.16e-4, 1.13e-2, 6.07e-1, 2.23e-2 }
57 static t_cross cross_sec_c[] = {
58 { 1.99e+2, 5.88e+0, 2.29e+0, 3.06e-2 },
59 { 8.01e+1, 4.22e+0, 2.56e+0, 4.38e-2 },
60 { 3.92e+1, 3.26e+0, 2.74e+0, 5.72e-2 },
61 { 2.19e+1, 2.55e+0, 2.88e+0, 7.07e-2 },
62 { 1.06e+1, 1.97e+0, 3.04e+0, 9.15e-2 },
63 { 4.15e+0, 1.30e+0, 3.20e+0, 1.24e-1 }
65 static t_cross cross_sec_n[] = {
66 { 3.91e+2, 8.99e+0, 2.49e+0, 3.43e-2 },
67 { 1.59e+2, 6.29e+0, 2.86e+0, 5.01e-2 },
68 { 7.88e+1, 4.76e+0, 3.10e+0, 6.57e-2 },
69 { 4.42e+1, 3.66e+0, 3.28e+0, 8.13e-2 },
70 { 2.16e+1, 2.82e+0, 3.46e+0, 1.05e-1 },
71 { 8.52e+0, 1.88e+0, 3.65e+0, 1.43e-1 }
73 static t_cross cross_sec_o[] = {
74 { 6.90e+2, 1.33e+1, 2.66e+0, 3.75e-2 },
75 { 2.84e+2, 9.21e+0, 3.14e+0, 5.62e-2 },
76 { 1.42e+2, 6.85e+0, 3.44e+0, 7.43e-2 },
77 { 8.01e+1, 5.18e+0, 3.66e+0, 9.20e-2 },
78 { 3.95e+1, 3.97e+0, 3.87e+0, 1.18e-1 },
79 { 1.57e+1, 2.64e+0, 4.10e+0, 1.61e-1 }
81 static t_cross cross_sec_s[] = {
82 { 1.10e+4, 5.54e+1, 3.98e+0, 5.42e-2 },
83 { 4.91e+3, 4.29e+1, 4.71e+0, 8.38e-2 },
84 { 2.58e+3, 3.36e+1, 5.32e+0, 1.16e-1 },
85 { 1.52e+3, 2.64e+1, 5.81e+0, 1.48e-1 },
86 { 7.82e+2, 1.97e+1, 6.36e+0, 2.00e-1 },
87 { 3.29e+2, 1.29e+1, 6.94e+0, 2.80e-1 }
96 static t_element element[] = {
97 { "H", 1, cross_sec_h },
98 { "C", 6, cross_sec_c },
99 { "N", 7, cross_sec_n },
100 { "O", 8, cross_sec_o },
101 { "S", 16, cross_sec_s },
102 { "AR", 20, cross_sec_s }, /* This is not correct! */
103 { "EL", 1, cross_sec_h } /* This is not correct! */
105 #define NELEM asize(element)
108 * In the first column the binding energy of the K-electrons;
109 * THIS IS IN eV, which matches the photon energies.
110 * In the second column the binding energy of the outer shell electrons
111 * The third column describes the photoelectric cross sections,
112 * where this now gives the fraction of photoelectric events
113 * which correspond to K-shell events, I called f_j in my
115 * The final column (a new column) now gives the values for the lifetimes
119 real E_K,E_L,Prob_K,tau;
122 t_recoil recoil[] = {
124 { 0.0136, 0.0, 0.0, 0},
125 { 0.0246, 0.0, 0.0, 0},
126 { 0.055, 0.005, 0.960, 0.012},
127 { 0.117, 0.009, 0.956, 0.012},
128 { 0.192, 0.008, 0.952, 0.012},
129 { 0.284, 0.011, 0.950, 0.0113},
130 { 0.402, 0.015, 0.950, 0.0083},
131 { 0.532, 0.014, 0.936, 0.0066},
132 { 0.687, 0.017, 0.928, 0.0045},
133 { 0.874, 0.031, 0.922, 0.0033},
134 { 1.072, 0.041, 0.933, 0.0028},
135 { 1.305, 0.054, 0.927, 0.0022},
136 { 1.560, 0.077, 0.922, 0.0019},
137 { 1.839, 0.105, 0.918, 0.00165},
138 { 2.146, 0.133, 0.921, 0.00145},
139 { 2.472, 0.166, 0.908, 0.00130},
140 { 2.822, 0.212, 0.902, 0.0012},
141 { 3.203, 0.247, 0.902, 0.0010},
142 { 3.607, 0.298, 0.894, 0.00095},
143 { 4.038, 0.348, 0.890, 0.00085},
144 { 4.490, 0.404, 0.886, 0.00078},
145 { 4.966, 0.458, 0.882, 0.00073},
146 { 5.465, 0.516, 0.885, 0.00062},
147 { 5.989, 0.578, 0.883, 0.00055},
148 { 6.539, 0.645, 0.880, 0.00049},
149 { 7.112, 0.713, 0.877, 0.00044}