Basic Info
Fission Yield
n-XS summary
element
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Information about Europium-155:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 154.922889 | ± | 0.000003 | amu |
| Excess Mass (Δ): | -71.828023 | ± | 0.002938 | MeV |
| Binding Energy: | 1273.594794 | ± | 0.002945 | MeV |
| β- Decay Energy: | 0.252089 | ± | 0.001131 | 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: 4.7611 years ( 1.50165×10+08 sec., λ = 4.6159×10-09 s-1)
- Mode of decay:
β- to
(Q = 0.252 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)
Magnetic Dipole Moments and Electric Quadrupole Moments
| Ex(kev) | T1/2 | Spin | | m(nm) | | Q(b) | | Ref. Std. | Method | Reference |
| 0 | 4.68 y | 5/2+ | | +1.52(2) | | | | "[151,153Eu]" | CFBLS | ZP A337 257 (90) |
| | | | +1.56(10) | | | | [151Eu] | CFBLS | YadF 44 1134 (86) |
| | | | | | +2.5(3) | | "[151,153Eu]" | CFBLS | ZP A337 257 (90) |
| | | | | | +2.3(2) | | [151Eu] | CFBLS | YadF 44 1134 (86) |
| 104 | 0.104 ns | 5/2- | | +9.6(10) | | | | | IPAC | IzF 35 135 (71)/IzF 35 2295 (71) |
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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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