69-Tm-169
 basic
 fission yield
 XS graphs

 element
69-thulium-169

  • Atomic Mass: 168.9342111 +- 0.0000031 amu
  • Excess Mass: -61281.940 +- 2.900 keV
  • Binding Energy: 1371353.110 +- 2.909 keV
  • Beta Decay Energy: B- -909.141 +- 3.574 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: 100%
  • Spin: 1/2+
  • Stable Isotope

  • Possible parent nuclides:
    Beta from Er-169
    Electron capture from Yb-169
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+ -0.2310(15) d ABZP 199 244 (67)
-0.229(3) AB/DPR 128 2238 (62)
0.24(1) PMRJChP 35 1521 (61)
-0.21(2) OZP 141 476 (55)
83.9 ns3/2+ +0.515(5) [169Tm]MEHFI 1 50 (76)
+0.513(5) [169Tm]MEJMMM 15/18 651 (80)
-1.2(1) st MEPR 134 A94 (64)/PR C8 391 (73)
11862 ps5/2+ +0.76(5) IPACNP A123 386 (69)/NP A119 417 (68)
139302 ps7/2+ +1.39(5) IPACNP A123 386 (69)/NP A119 417 (68)
316660 ns7/2+ +0.156(8) TDPACNP A181 298 (72)
37948 ns7/2- +3.04(14) TDPACPR C55 1197 (97)
0.96(8) TDPACCf67Kanpur A 435 (67)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.