PROGRAM INTER VERSION 8.08 -------------------------- Selected Integrations of ENDF File 3 and File 10 Cross Sections Thermal cross section : Sig(2200) = Sig(Eth) Thermal energy : Eth= 2.53000E-02 (eV) Ezero cross section : Sig(Ezero) Ezero energy (input) : E0 = 2.53000E-02 (eV) Maxwellian average : Avg-Sigma = (2/sqrt(Pi)) Intg[E1:E2] Sig(E) Phi_m(E) dE / Intg[E1:E2] Phi_m(E) dE Maxwellian spectrum : Phi_m(E) = (E/E0^2) exp(-E/E0) Spectrum Temperature : E0 = 2.53000E-02 (eV) Integration Limits : E1 = 1.00000E-05 (eV) E2 = 1.00000E+01 (eV) Integral of Spectrum = 1.00000E+00 Westcott g-factor : G-fact = 2/sqrt(Pi) Avg-Sigma / Sig(2200) Resonance Integral : Res.Integ = Intg[E3:E4] Sig(E)/E dE Integration Limits : E3 = 5.00000E-01 (eV) E4 = 1.00000E+05 (eV) Integral of Spectrum = 1.22061E+01 Fiss.spect. average : Sig(Fiss) = Intg[E1:E2] Sig(E) Phi_f(E) dE / Intg[E1:E2] Phi_f(E) dE Fission spectrum : Phi_f(E) = sqrt(E/Ef)/Ef exp(-E/E0) Spectrum Temperature : Ef = 1.35000E+06 (eV) Integration Limits : E1 = 1.00000E+03 (eV) E2 = 2.00000E+07 (eV) Integral of Spectrum = 1.00000E+00 E14 cross-section : Sig(E14) Selected Energy : E14 = 1.40000E+07 eV Z A LISO LFS MT Reaction Sig(2200) Sig(Ezero) Avg-Sigma G-fact Res Integ Sig(Fiss) Sig(E14) MAT --- ------------- --- ---------- ----------- ----------- ---------- ------- ----------- ----------- ----------- ---- 82 208 1 Total 3.65476E-06 3.65476E-06 3.7098E-06 1.01506 3.48263E-04 4.38268E+00 5.30903E+00 8237 82 208 2 Elastic 0.00000E+00 0.00000E+00 0.0000E+00 0.00000 0.00000E+00 4.03697E+00 2.76483E+00 8237 82 208 4 Inelas 0.00000E+00 0.00000E+00 0.0000E+00 0.00000 0.00000E+00 3.38502E-01 3.95992E-01 8237 82 208 16 n,2n 0.00000E+00 0.00000E+00 0.0000E+00 0.00000 0.00000E+00 6.99496E-03 2.14655E+00 8237 82 208 17 n,3n 0.00000E+00 0.00000E+00 0.0000E+00 0.00000 0.00000E+00 8.54006E-06 0.00000E+00 8237 INTEGRATION 1 NOT CONVERGED FROM E= 1.00000E+00 TO E= 1.00000E+01 82 208 102 n,gamma 8.74829E-08 8.74829E-08 1.3121E-07 1.49979 3.47136E-04 6.80688E-04 1.23196E-03 8237 82 208 103 n,p 0.00000E+00 0.00000E+00 0.0000E+00 0.00000 0.00000E+00 1.25847E-07 1.84688E-04 8237 82 208 107 n,alpha 3.56728E-06 3.56728E-06 3.5672E-06 0.99997 1.60596E-06 3.67362E-07 2.36747E-04 8237