64-GD-151
Atomic Mass Mass Excess
150.920344080558 amu -74.199 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 7/2- 124 D 1 EC 100 .464
Ground state 7/2- 124 D 1 A ~8.0E-7 2.653

Strong Gamma-rays from Decay of GD-151

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
EC 124 D 1 21.517 2.85+- 0.23
EC 124 D 1 153.600 6.2+- 0.4
EC 124 D 1 174.700 2.96+- 0.21
EC 124 D 1 243.29 5.6+- 0.4
EC 124 D 1 307.500 1.04+- 0.08