# Gamma spectrum for Iodine 131
# (first line is 1 0 to say it is a discrete spectrum)
# Two main lines : 
# 284.31  keV 6.227%
# 364.49  keV 81.3%
# 636.99  keV 7.132%
# http://www.nucleide.org/DDEP_WG/Nuclides/I-131_tables.pdf
# 0.02607 + 0.000051 + 0.000211 + 0.00277 + 0.000023 + 0.000581 
# + 0.0614 + 0.000012 + 0.000046 + 0.000807 + 0.000244 + 0.00274
# + 0.00017 + 0.812 + 0.000552 + 0.003540 + 0.0712 + 0.002183 + 0.01786
# = 1.00246
1 0
0.080185 0.02607
0.0859 0.000051
0.163930 0.000211
0.177214 0.00277
0.23218 0.000023
0.272498 0.000581
0.284305 0.0614
0.2958 0.000012
0.3024 0.000046
0.318088 0.000807
0.324651 0.000244
0.325789 0.00274
0.3584 0.00017
0.364489 0.812
0.404814 0.000552
0.503004 0.003540
0.636989 0.0712
0.642719 0.002183
0.722911 0.01786

