63-EU-141
Atomic Mass Mass Excess
140.92488409974 amu -69.97 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 5/2+ 40.7 S 0.5 EC 100 0
.0964 11/2- 2.7 S 0.3 IT 87 .096
.0964 11/2- 2.7 S 0.3 EC 13 0

Strong Gamma-rays from Decay of EU-141

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
IT 2.7 S 0.3 96.40 1.89+- 0.07
EC 2.7 S 0.3 394.00 0.60+- 0.19
EC 40.7 S 0.5 369.50 1.6+- 0.4
EC 40.7 S 0.5 382.90 3.0+- 0.7
EC 40.7 S 0.5 384.50 5.6+- 1.3
EC 40.7 S 0.5 394.00 9.0+- 2.0
EC 40.7 S 0.5 395.60 1.6+- 0.4
EC 40.7 S 0.5 433.90 0.57+- 0.14
EC 40.7 S 0.5 593.10 3.0+- 0.7
EC 40.7 S 0.5 596.30 0.50+- 0.12
EC 40.7 S 0.5 597.90 1.2+- 0.3
EC 40.7 S 0.5 605.90 0.94+- 0.24