element
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Information about Potassium-49:
 |  |  |  | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
Atomic Mass: | 48.967450 | ± | 0.000075 | amu |
Excess Mass (Δ): | -30.320047 | ± | 0.070124 | MeV |
Binding Energy: | 410.950150 | ± | 0.070124 | MeV |
β- Decay Energy: | 10.970000 | ± | 0.070000 | MeV |
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra,
Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
Radioactive Decay Data:
- Spin: (3/2+)
- Half life: 1.26 s ( 1.26 sec., λ = 0.550117 s-1)
- Mode of decay:
β- to
 (Q = 10.970 MeV)
- Mode of decay: β- + n to
 (Q = 5.820 MeV)
Branch ratio: 86.00 %
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)
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