86-Rn-212  basic  element

86-radon-212 Atomic Mass: 211.9906889 +- 0.0000044 amu Excess Mass: -8673.233 +- 4.143 keV Binding Energy: 1652511.276 +- 4.153 keV Beta Decay Energy: B- -5128.888 +- 25.980 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: 0+ Half life: 23.9 min Mode of decay: Alpha to Po-208 Decay energy: 6.385 MeV Possible parent nuclides: Electron capture from Fr-212 Alpha from Ra-216 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 1502 8.8 ns 4+ 4.0(2) TDPAD NP A486 397 (88) 1640 118 ns 6+ 5.45(5) TDPAD NP A486 397 (88) 1694 0.91 ms 8+ +7.15(2) TDPAD/SOPAD NP A317 520 (79)/HFI 4 219 (78) 7.16(6) TDPAD NP A486 397 (88) (-)0.17(2) [B(E2)] "TDPAD, R" PC Dafni (87)/NP A441 501 (85) 3358 7.4 ns 14+ 15.0(4) TDPAD NP A486 397 (88) 4067 29 ns 17- 17.9(2) TDPAD NP A486 397 (88) 17.9(3) TDPAD NP A317 520 (79)/JPJS 44 605 (78/) PRL 39 389 (77) 6167+x 104 ns 22+ 15.8(2) TDPAD NP A486 397 (88) 15.8(2) TDPAD NP A317 520 (79)/JPJS 44 605 (78/) PRL 39 389 (77) 7135+x 18 ns 25- 17.8(5) TDPAD NP A317 520 (79)/JPJS 44 605 (78/) PRL 39 389 (77) 7871+x 14 ns 27- 17.0(8) TDPAD NP A317 520 (79)/JPJS 44 605 (78/) PRL 39 389 (77) 8571+x 154 ns 30+ 19.71(9) TDPAD NP A317 520 (79)/JPJS 44 605 (78/) PRL 39 389 (77) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.