77-Ir-189
basic
XS graphs
element
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77-iridium-189
- Atomic Mass: 188.9587165 +- 0.0000139 amu
- Excess Mass: -38455.352 +- 12.952 keV
- Binding Energy: 1503694.151 +- 12.954 keV
- Beta Decay Energy: B- -1970.508 +- 13.946 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: 13.2 d
- Mode of decay: Electron capture to Os-189
Meta state at 0.372 Mev
- Spin: 11/2-
- Half life: 13.3 ms
- Mode of decay: IT
Meta state at 2.333 Mev
- Spin: 25/2+)
- Half life: 3.7 ms
- Mode of decay: IT
- Possible parent nuclides:
- Electron capture from Pt-189
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 | 13.1 d | 3/2+ | | "0.13(+8,-4)" | | | | [188Ir] | NO/S | JP G6 775 (80) |
| | | | | | +0.878(10) | | | NMR/ON | PRL 77 5016 (96) |
| | | | | | +0.79(6) | | [Ir188] | NO/S | NIMPR A316 158 (92) |
| | | | | | +1.0(2) | | [192Ir] | NO/S | HFI 22 19 (85)/Th Schneider (80) |
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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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