element
|
Information about Polonium-214:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 213.995186 | ± | 0.000003 | amu |
| Excess Mass (Δ): | -4.484259 | ± | 0.003025 | MeV |
| Binding Energy: | 1666.029654 | ± | 0.003039 | MeV |
| β- Decay Energy: | -1.090279 | ± | 0.004107 | 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: 0+
- Half life: 164.3 µs ( 0.0001643 sec., λ = 4218.79 s-1)
- Mode of decay:
α to
(Q = 7.833 MeV)
Meta state at 1.415 Mev
- Spin: 0+
164.3
- Half life: 99 ps ( 9.9×10-11 sec., λ = 7.00149×10+09 s-1)
- Mode of decay:
α to
(Q = 9.248 MeV)
Branch ratio: 0.14 %
- 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)
|