element
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Information about Polonium-204:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 203.980307 | ± | 0.000014 | amu |
| Excess Mass (Δ): | -18.343803 | ± | 0.013396 | MeV |
| Binding Energy: | 1599.175970 | ± | 0.013399 | MeV |
| β- Decay Energy: | -6.478024 | ± | 0.093762 | 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: 3.53 h ( 12708 sec., λ = 5.45442×10-05 s-1)
- Mode of decay:
E.C. to
(Q = 2.340 MeV)
Branch ratio: 99.34 %
- Mode of decay:
α to
(Q = 5.485 MeV)
Branch ratio: 0.66 %
- Possible parent nuclides:
- E.C. 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)
Magnetic Dipole Moments and Electric Quadrupole Moments
| Ex(kev) | T1/2 | Spin | | m(nm) | | Q(b) | | Ref. Std. | Method | Reference |
| 1639 | 158 ns | 8+ | | +7.38(10) | | | | | SOPAD | NP A206 452 (73) |
| | | | | | 1.14(5) | | [210Po 1557] | TDPAD | HFI 34 47 (87) |
| 3565 | 12 ns | 15- | | 5.6(6) | | | | [208Po 1524] | TDPAD | ZP A305 1 (82)/ZP A311 351 (83) |
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N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published. 2000 Courtesy of T. Burrows at BNL/NNDC.
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