57-LA-138
Atomic Mass Mass Excess
137.907107278354 amu -86.529 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 5+ 1.05E+11 Y 0.02 EC 66.4 1.738
Ground state 5+ 1.05E+11 Y 0.02 B- 33.6 1.044

Strong Gamma-rays from Decay of LA-138

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
B- 1.05E+11 Y 0.03 788.742 33.6+- 0.5
EC 1.05E+11 Y 0.03 1435.795 66.4+- 0.5