45-Rh-99
 basic
 XS graphs

 element
45-rhodium-99

  • Atomic Mass: 98.9081321 +- 0.0000077 amu
  • Excess Mass: -85574.384 +- 7.134 keV
  • Binding Energy: 849429.439 +- 7.136 keV
  • Beta Decay Energy: B- -3386.591 +- 15.037 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: 1/2-
  • Half life: 16.1 d
  • Mode of decay: Electron capture to Ru-99
    • Decay energy: 2.103 MeV

    Meta state at 0.064 Mev
  • Spin: 9/2+
  • Half life: 4.7 h
  • Mode of decay: Electron capture to Ru-99
    • Branch ratio: >99.84 %
    • Decay energy: 2.167 MeV
  • Mode of decay: IT to Rh-99
    • Branch ratio: <0.16 %
    • Decay energy: 0.064 MeV

  • Possible parent nuclides:
    Electron capture from Pd-99
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
654.7 h9/2+ 5.62(6) "NMR/ON, R"PR B51 11484 (95)
5.668(12) [100Rh 75]NMR/ONPR C32 1707 (85)
5.666(14) [100Rh 75]NMR/ONNP A451 233 (86)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.