64-Gd-144  basic  element

64-gadolinium-144 Atomic Mass: 143.9227890 +- 0.0002160 amu # Excess Mass: -71921.000 +- 201.000 keV # Binding Energy: 1184121.000 +- 201.000 keV # Beta Decay Energy: B- -9074.000 +- 359.000 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: 0+ Half life: 4.5 min Mode of decay: Electron capture to Eu-144 Decay energy: 3.740 MeV Possible parent nuclides: Electron capture from Tb-144 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 3433 130 ns 10+ +12.76(14) TDPAD PRL 42 1451 (79) -1.46(6) TDPAD/TFLD NP A379 287 (82)/NP A443 135 (85) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.