63-Eu-147
 basic
 XS graphs

 element
63-europium-147

  • Atomic Mass: 146.9167412 +- 0.0000039 amu
  • Excess Mass: -77555.055 +- 3.598 keV
  • Binding Energy: 1214751.244 +- 3.603 keV
  • Beta Decay Energy: B- -2187.371 +- 2.769 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: 5/2+
  • Half life: 24.1 d
  • Mode of decay: Electron capture to Sm-147
    • Decay energy: 1.722 MeV
  • Mode of decay: Alpha to Pm-143
    • Branch ratio: 0.0022 %
    • Decay energy: 2.990 MeV

  • Possible parent nuclides:
    Electron capture from Gd-147
    Alpha from Tb-151
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)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
024.1 d5/2+ +3.736(6) [151Eu]CFBLSCf93Bern 209(93)
+3.725(7) [151 Eu]CFBLSYadF 44 1134 (86)
+3.724(8) [151 Eu]CFBLSZP A321 35 (85)
4.0(9) NO/SPhca 133B 138 (85)
3.1(4) NO/SHFI 15 73 (83)
3.7(5) NO/SIzF 43 2176 (79)
Q/Q(153Eu) = 0.218(2) [153Eu]CFBLSCf93Bern 209(93)
+0.49(3) [151 Eu]CFBLSYadF 44 1134 (86)
+0.55(3) [151 Eu]CFBLSZP A321 35 (85)
635765 ns11/2- +7.05(3) TDPADPL 77A 365 (80)
+7.04(6) [19F 197]TDPADNP A350 61 (80)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.