element
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Information about Barium-123:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 122.918850 | ± | 0.000320 | amu # |
| Excess Mass (Δ): | -75.591000 | ± | 0.298000 | MeV # |
| Binding Energy: | 1024.552000 | ± | 0.298000 | MeV # |
| β- Decay Energy: | -6.884000 | ± | 0.499000 | 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: 5/2+
- Half life: 2.7 min ( 162 sec., λ = 0.00427869 s-1)
- Mode of decay:
E.C. to
(Q = 5.500 MeV)
- Possible parent nuclides:
- E.C. 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 |
| 0 | 2.7 m | 5/2+ | | -0.680(1) | | | | "[135,137Ba]" | CFBLS | PL 211B 272 (88) |
| | | | -0.69(2) | | | | "[135,137Ba]" | CFBLS | NP A403 234 (83) |
| | | | | | +1.49(12) st | | "[135,137Ba]" | CFBLS | PL 211B 272 (88) |
| | | | | | +1.52(13) | | "[135,137Ba]" | CFBLS | NP A403 234 (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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