61-PM-140
Atomic Mass Mass Excess
139.915801914287 amu -78.43 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 1+ 9.2 S 0.2 EC 100 6.047
Ground state 8- 5.95 M 0.05 EC 100 6.047

Strong Gamma-rays from Decay of PM-140

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
EC 5.95 M 0.05 419.57 92.0+- 2.0
EC 5.95 M 0.05 474.20 1.00+- 0.20
EC 5.95 M 0.05 773.74 100.+- 5.
EC 5.95 M 0.05 839.90 0.50+- 0.10
EC 5.95 M 0.05 1028.19 100.0+- 2.0
EC 5.95 M 0.05 1197.50 3.80+- 0.20
EC 5.95 M 0.05 2145.7 0.75+- 0.10
EC 9.2 S 0.2 639.60 0.62+- 0.09
EC 9.2 S 0.2 716.6 0.94+- 0.18
EC 9.2 S 0.2 773.80 5.0+- 0.5
EC 9.2 S 0.2 1489.8 0.92+- 0.10