59-PR-139
Atomic Mass Mass Excess
138.9089323038 amu -84.829 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 5/2+ 4.41 H 0.04 EC 100 2.129

Strong Gamma-rays from Decay of PR-139

    There is no gamma-rays or the intensities are so weak!