58-Ce-140
- Atomic Mass: 139.9054340 ± 0.0000033 amu
- Excess Mass: -88087.615 ± 3.074 keV
- Binding Energy: 1172696.311 ± 3.080 keV
- Beta Decay Energy: B- -3388.000 ± 6.000 keV
- Atomic Percent Abundance: 88.48% 10
- Spin: 0+
- Stable Isotope
-
-
Possible parent nuclides:
-
Beta from La-140
-
Electron capture from Pr-140
-
Alpha from Nd-144
Fission Yields
|
Fissile with Neutron Energy
|
Yields ( sum = 2 )
|
|
Direct
|
Accumulated
|
|
U-235 with 1.0 MeV
|
.00000E+00
|
6.11991E-02
|
|
U-238 with 1.0 MeV
|
1.93226E-11
|
5.98819E-02
|
|
Pu-239 with 0.0253 eV
|
1.80058E-07
|
5.55810E-02
|
|
Pu-239 with 1.0 MeV
|
5.51167E-08
|
5.32822E-02
|
Total Cross Section
- at 0.0253 eV = 3.402 b
- Maxwell avg. at 0.0253 eV = 3.336 b
- at 14 MeV = 5.078 b
- Fission spectrum avg. = 6.287 b
- g-factor = 1.1066
Elastic Scattering Cross Section
- at 0.0253 eV = 2.830 b
- Maxwell avg. at 0.0253 eV = 2.830 b
- at 14 MeV = 2.818 b
- Fission spectrum avg. = 5.656 b
- g-factor = 1.1283
Total Inelastic Cross Section
- at 14 MeV = 414.4 mb
- Fission spectrum avg. = 623.3 mb
(n,2n) Cross Section
- at 14 MeV = 1.833 b
- Fission spectrum avg. = 1.104 mb
(n,3n) Cross Section
- Fission spectrum avg. = 0.4853 micro barn
(n,na) Cross Section
- at 14 MeV = 476.1 micro barn
- Fission spectrum avg. = 0.1287 micro barn
(n,np) Cross Section
- at 14 MeV = 139.7 micro barn
- Fission spectrum avg. = 0.06259 micro barn
(n,nd) Cross Section
- Fission spectrum avg. = 6.519440e-13 b
Radiative Capture Cross Section
- at 0.0253 eV = 569.7 mb
- Maxwell avg. at 0.0253 eV = 504.8 mb
- Resonance integral = 277.4 mb
- at 14 MeV = 1.004 mb
- Fission spectrum avg. = 6.050 mb
- g-factor = 1.0000
(n,p) Cross Section
- at 14 MeV = 5.999 mb
- Fission spectrum avg. = 1.880 micro barn
(n,d) Cross Section
- at 14 MeV = 292.3 micro barn
- Fission spectrum avg. = 0.09198 micro barn
(n,t) Cross Section
- at 14 MeV = 1.383 micro barn
- Fission spectrum avg. = 0.006217 micro barn
(n,alpha) Cross Section
- at 14 MeV = 3.815 mb
- Fission spectrum avg. = 3.681 micro barn
Element Ce