72-Hf-180
 basic
 n-XS summary
 XS graphs

 element
72-hafnium-180

  • Atomic Mass: 179.9465488 +- 0.0000027 amu
  • Excess Mass: -49789.502 +- 2.521 keV
  • Binding Energy: 1446298.162 +- 2.533 keV
  • Beta Decay Energy: B- -854.082 +- 2.930 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.
  • Atomic Percent Abundance: 35.100%
  • Spin: 0+
  • Stable Isotope
    Meta state at 1.141 Mev
  • Spin: 8-
  • Half life: 5.5 h
  • Mode of decay: IT
    • Branch ratio: 99.70 %
    • Decay energy: 1.141 MeV
  • Mode of decay: Beta to Ta-180
    • Branch ratio: 0.30 %
    • Decay energy: 0.287 MeV

  • Possible parent nuclides:
    Beta from Lu-180
    Electron capture from Ta-180
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
931.53 ns2+ +0.61(3) IPACZP A355 363 (96)
+0.51(8) [178Hf 93]MEBAPS 17 545 (72)
+0.53(3) CEADNP A109 201 (68)
+0.77(7) IPACZP 165 57 (61)
-2.00(2) a Mu-XPR C30 350 (84)
30975.3 ps4+ +1.4(2) IPACZP A355 363 (96)
+2.0(4) IPACZP 165 57 (61)
6419.0 ps6+ +2.0(4) IPACZP A355 363 (96)
11425.5 h8- +8.7(10) [180Hf 93]MEPRL 27 1593 (71)
9.0(9) NO/SPR C14 656 (76)
+4.6(3) [178Hf 93]NO/SPL 46B 62 (73)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.