138
57
La


Basic Info

Fission Yield

n-XS summary

element 		Information about Lanthanum-138:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation
Total Cross Section
  • at 0.0253 eV = 70.06 b
  • Maxwell avg. at 0.0253 eV = 63.66 b
  • at 14 MeV = 5.055 b
  • Fission spectrum avg. = 6.192 b
  • g-factor = 1.0252
Elastic Scattering Cross Section
  • at 0.0253 eV = 12.98 b
  • Maxwell avg. at 0.0253 eV = 12.95 b
  • at 14 MeV = 2.914 b
  • Fission spectrum avg. = 4.861 b
  • g-factor = 1.1264
Total Inelastic Cross Section
  • at 14 MeV = 319.4 mb
  • Fission spectrum avg. = 1.290 b
(n, 2n) Cross Section
  • at 14 MeV = 1.810 b
  • Fission spectrum avg. = 4.289 mb
(n, 3n) Cross Section
  • Fission spectrum avg. = 0.3444 micro barn
(n, na) Cross Section
  • at 14 MeV = 105.8 micro barn
  • Fission spectrum avg. = 0.03333 micro barn
(n, np) Cross Section
  • at 14 MeV = 1.939 mb
  • Fission spectrum avg. = 0.3972 micro barn
(n, nd) Cross Section
  • at 14 MeV = 1.363140e-13 b
  • Fission spectrum avg. = 0.01089 micro barn
(n, nt) Cross Section
  • Fission spectrum avg. = 1.061360e-11 b
Radiative Capture Cross Section
  • at 0.0253 eV = 57.08 b
  • Maxwell avg. at 0.0253 eV = 50.70 b
  • Resonance integral = 364.3 b
  • at 14 MeV = 1.001 mb
  • Fission spectrum avg. = 33.46 mb
  • g-factor = 1.0021
(n, p) Cross Section
  • at 14 MeV = 4.708 mb
  • Fission spectrum avg. = 21.86 micro barn
(n, d) Cross Section
  • at 14 MeV = 2.569 mb
  • Fission spectrum avg. = 0.5370 micro barn
(n, t) Cross Section
  • at 14 MeV = 148.9 micro barn
  • Fission spectrum avg. = 0.05377 micro barn
(n, He3) Cross Section
  • at 14 MeV = 1.205150e-11 b
  • Fission spectrum avg. = 3.155280e-11 b
(n, alpha) Cross Section
  • at 14 MeV = 2.003 mb
  • Fission spectrum avg. = 4.341 micro barn
XS averaged from JENDL3.2 , Courtesy of T.Nakagawa at JAERI