Basic Info

n-XS summary


element
Information about Lead-207:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:206.975881±0.000003amu
    Excess Mass (Δ):-22.467068±0.002908MeV
    Binding Energy:1629.077910±0.002921MeV
    β- Decay Energy:-2.398235±0.002126MeV
"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:

  • Atomic Percent Abundance: 22.1%
  • Spin: 1/2-
  • Stable Isotope
    Meta state at 1.633 Mev
  • Spin: 13/2+
  • Half life: 0.806 s ( 0.806 sec., λ = 0.859984 s-1)
  • Mode of decay: γ (IT)  (Q = 1.633 MeV)

  • Possible parent nuclides:
    β- from
    207
    81
    Tl
    E.C. from
    207
    83
    Bi
    α from
    211
    84
    Po
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
0stable1/2- +0.592583(9) [2H]NPL 35A 397 (71)/PR 79 35 (50)
0.58219(2) [199Hg]OPPR 188 180 (69)
570129 ps5/2- +0.80(3) IPACJPJS 34 271 (73)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.