Basic Info

Fission Yield


element
Information about Holmium-166:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:165.932281±0.000003amu
    Excess Mass (Δ):-63.079584±0.002959MeV
    Binding Energy:1350.501492±0.002968MeV
    β- Decay Energy:1.854881±0.000900MeV
"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.
Radioactive Decay Data:

  • Spin: 0-
  • Half life: 26.763 h ( 96346.8 sec., λ = 7.19429×10-06 s-1)
  • Mode of decay:
    β-
    to
    166
    68
    Er
      (Q = 1.855 MeV)
    Meta state at 0.006 Mev
  • Spin: (7)- 26.763
  • Half life: 1200 years ( 3.7848×10+10 sec., λ = 1.8314×10-11 s-1)
  • Mode of decay:
    β-
    to
    166
    68
    Er
      (Q = 1.861 MeV)

  • Possible parent nuclides:
    β- from
    166
    66
    Dy
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
61200 y(7)- 3.60(16) NO/SPR C24 654 (81)
3.65(13) [165Ho]NO/SHFI 10 1183 (80)
3.60(5) NO/SPRS A372 19 (80)
-3(3) [165Ho]NO/SHFI 10 1183 (80)
543.4 ns2- +0.068(10) IPACNP A331 75 (79)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.