81-Tl-187
basic
element
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81-thallium-187
- Atomic Mass: 186.9761700 +- 0.0004300 amu #
- Excess Mass: -22197.000 +- 401.000 keV #
- Binding Energy: 1468164.000 +- 401.000 keV #
- Beta Decay Energy: B- -7322.000 +- 499.000 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: (1/2+)
- Half life: ~51 s
- Mode of decay: Electron capture to Hg-187
- Branch ratio: <100.00 %
- Decay energy: 5.900 MeV
- Mode of decay: Alpha to Au-183
- Branch ratio: >0.0 %
- Decay energy: 5.539 MeV
Meta state at 0.335 Mev
- Spin: (9/2-)
- Half life: 15.60 s
- Mode of decay: Electron capture to Hg-187
- Branch ratio: <100.00 %
- Decay energy: 6.235 MeV
- Mode of decay: IT
- Branch ratio: <100.00 %
- Decay energy: 0.335 MeV
- Mode of decay: Alpha to Au-183
- Branch ratio: >0.0 %
- Decay energy: 5.874 MeV
- Possible parent nuclides:
- Electron capture from Pb-187
- Alpha from Bi-191
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)
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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