Basic Info
Fission Yield
element
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Information about Samarium-157:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 156.928355 | ± | 0.000054 | amu |
| Excess Mass (Δ): | -66.737338 | ± | 0.050391 | MeV |
| Binding Energy: | 1285.429108 | ± | 0.050391 | MeV |
| β- Decay Energy: | 2.734000 | ± | 0.050000 | 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: 482 s ( 482 sec., λ = 0.00143806 s-1)
- Mode of decay:
β- to
(Q = 2.730 MeV)
- Possible parent nuclides:
- β- from
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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