Np-235 spectrum Uncertainties ----------------------------- MT= 18 fission Energy range (eV) xsec %unc ---------------------- ---------- ------ 4.540E+02 - 1.2350E+03 1.9678E-08 11.85 1.235E+03 - 3.3500E+03 3.2322E-08 10.83 3.350E+03 - 9.1200E+03 5.3001E-08 11.02 9.120E+03 - 2.4800E+04 8.6430E-08 11.34 2.480E+04 - 6.7600E+04 1.3915E-07 11.32 6.760E+04 - 1.8400E+05 2.1408E-07 11.18 1.840E+05 - 3.0300E+05 2.7902E-07 11.64 3.030E+05 - 5.0000E+05 3.2285E-07 10.98 5.000E+05 - 8.2300E+05 3.4766E-07 10.40 8.230E+05 - 1.3530E+06 3.3217E-07 8.25 1.353E+06 - 1.7380E+06 2.8683E-07 5.36 1.738E+06 - 2.2320E+06 2.3644E-07 2.34 2.232E+06 - 2.8650E+06 1.7776E-07 2.68 2.865E+06 - 3.6800E+06 1.1886E-07 8.39 3.680E+06 - 6.0700E+06 4.8272E-08 20.23 6.070E+06 - 7.7900E+06 1.2157E-08 40.87 7.790E+06 - 1.0000E+07 3.3229E-09 59.61 1.000E+07 - 1.2000E+07 7.5375E-10 82.48 1.200E+07 - 1.3500E+07 2.0963E-10 99.90 1.350E+07 - 1.5000E+07 7.1107E-11 99.90 1.500E+07 - 1.7000E+07 2.6122E-11 99.90