57-La-131
basic
element
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57-lanthanum-131
- Atomic Mass: 130.9101085 +- 0.0001076 amu
- Excess Mass: -83733.390 +- 100.237 keV
- Binding Energy: 1096482.534 +- 100.237 keV
- Beta Decay Energy: B- -4020.000 +- 400.000 keV
"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.
- Spin: 3/2+
- Half life: 59 min
- Mode of decay: Electron capture to Ba-131
Meta state at 0.304 Mev
- Spin: 11/2-
- Half life: 170 us
- Mode of decay: IT
- Possible parent nuclides:
- Electron capture from Ce-131
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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