Basic Info
n-XS summary
element
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Information about Actinium-225:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 225.023221 | ± | 0.000008 | amu |
| Excess Mass (Δ): | 21.629824 | ± | 0.007517 | MeV |
| Binding Energy: | 1724.788355 | ± | 0.007523 | MeV |
| β- Decay Energy: | -0.671482 | ± | 0.009599 | 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: 10.0 days ( 864000 sec., λ = 8.02254×10-07 s-1)
- Mode of decay:
α to
(Q = 5.935 MeV)
- Mode of decay: 14C
(Q = 5.935 MeV)
Branch ratio: 6E-10 %
- Possible parent nuclides:
- β- from
- α 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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