66-DY-157
Atomic Mass Mass Excess
156.925461666617 amu -69.432 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 3/2- 8.14 H 0.04 EC 100 1.341
.1994 11/2- 21.6 MS 1.6 IT 100 .199

Strong Gamma-rays from Decay of DY-157

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
IT 21.6 MS 1.6 14.20 3.6+- 0.7
IT 21.6 MS 1.6 37.30 23.0+- 2.2
IT 21.6 MS 1.6 51.5 1.7+- 0.4
IT 21.6 MS 1.6 61.0 6.9+- 1.0
IT 21.6 MS 1.6 87.0 20.9+- 2.3
IT 21.6 MS 1.6 148.0 6.7+- 1.3
EC 8.14 H 0.04 60.82 0.5+- 0.3
EC 8.14 H 0.04 83.01 0.62+- 0.19
EC 8.14 H 0.04 182.20 1.84+- 0.20
EC 8.14 H 0.04 326.16 92.+- 4.