19-K-39
- Atomic Mass: 38.9637069 ± 0.0000003 amu
- Excess Mass: -33806.836 ± 0.280 keV
- Binding Energy: 333723.711 ± 0.285 keV
- Beta Decay Energy: B- -6530.581 ± 1.766 keV
- Atomic Percent Abundance: 93.2581% 44
- Spin: 3/2+
- Stable Isotope
-
-
Possible parent nuclides:
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Beta from Ar-39
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Electron capture from Ca-39
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EC + P from Sc-40
Total Cross Section
- at 0.0253 eV = 4.164 b
- Maxwell avg. at 0.0253 eV = 3.927 b
- at 14 MeV = 2.012 b
- Fission spectrum avg. = 2.815 b
- g-factor = 1.0641
Elastic Scattering Cross Section
- at 0.0253 eV = 2.062 b
- Maxwell avg. at 0.0253 eV = 2.062 b
- at 14 MeV = 955.3 mb
- Fission spectrum avg. = 2.605 b
- g-factor = 1.1284
Total Inelastic Cross Section
- at 14 MeV = 102.8 mb
- Fission spectrum avg. = 52.07 mb
(n,2n) Cross Section
- at 14 MeV = 1.631 mb
- Fission spectrum avg. = 0.4926 micro barn
(n,na) Cross Section
- at 14 MeV = 75.52 mb
- Fission spectrum avg. = 22.26 micro barn
(n,np) Cross Section
- at 14 MeV = 235.3 mb
- Fission spectrum avg. = 775.4 micro barn
Radiative Capture Cross Section
- at 0.0253 eV = 2.098 b
- Maxwell avg. at 0.0253 eV = 1.860 b
- Resonance integral = 1.080 b
- at 14 MeV = 7.418 micro barn
- Fission spectrum avg. = 2.679 mb
- g-factor = 1.0003
(n,p) Cross Section
- at 14 MeV = 385.4 mb
- Fission spectrum avg. = 113.3 mb
(n,alpha) Cross Section
- at 0.0253 eV = 4.300 mb
- Maxwell avg. at 0.0253 eV = 3.854 mb
- Resonance integral = 463.8 mb
- at 14 MeV = 256.5 mb
- Fission spectrum avg. = 41.06 mb
- g-factor = 1.0113
Element K