86-Rn-221
basic
element
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86-radon-221
- Atomic Mass: 221.0154550 +- 0.0001080 amu #
- Excess Mass: 14396.000 +- 100.000 keV #
- Binding Energy: 1702084.000 +- 100.000 keV #
- Beta Decay Energy: B- 1127.000 +- 100.000 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: 7/2(+)
- Half life: 25 min
- Mode of decay: Beta to Fr-221
- Branch ratio: 78.00 %
- Decay energy: 1.220 MeV
- Mode of decay: Alpha to Po-217
- Branch ratio: 22.00 %
- Decay energy: 6.146 MeV
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 | 25 m | (7/2+) | | -0.020(1) | | | | [209Rn] | CFBLS | PRL 60 2133 (88) |
| | | | | | -0.38(4) | | | "CFBLS, R" | Bk88 NFFS 126 (88) |
| | | | | | -0.47(5) | | | CFBLS | CERN EP/87-15 (87) |
| | | | | | | | | | |
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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