61-Pm-147
 basic
 fission yield
 n-XS summary
 XS graphs

 element
61-promethium-147

Promethium-147 is used in electric blanket thermostats...and to gauge the thickness of thin plastics, thin sheet metal, rubber, textiles, and paper.
  • Atomic Mass: 146.9151339 +- 0.0000031 amu
  • Excess Mass: -79052.253 +- 2.890 keV
  • Binding Energy: 1217813.148 +- 2.897 keV
  • Beta Decay Energy: B- 224.139 +- 0.301 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: 2.6234 years
  • Mode of decay: Beta to Sm-147
    • Decay energy: 0.224 MeV

  • Possible parent nuclides:
    Beta from Nd-147
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
02.623 y7/2+ +2.58(7) OPR 141 1123 (66)
+0.7(2) OPR 141 1123 (66)
0.59(16) "AB, R"PR 141 1123 (66)
912.5 ns5/2+ +3.22(16) [147Pm]MEPL 32B 678 (70)
3.55(10) [147Pm]MEPL 32B 678 (70)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.