166 Er
68 98
Half life: stable
Jp: 0+
Decay mode:
Sn (keV): 8474.5 20
Sp (keV): 7316.2 9
Abundance: 33.6 2 %
Prod. mode: Naturally occurring
Fission product
Literature cut-off date: 1-Oct-1990
Author(s): E.N. Shurshikov and N.V. Timofeeva
ENSDF citation: NDS 67,45 (1992)