63-EU-157
Atomic Mass Mass Excess
156.925419798386 amu -69.471 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 5/2+ 15.18 H 0.03 B- 100 1.363

Strong Gamma-rays from Decay of EU-157

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
B- 15.18 H 0.03 9.365 1.64+- 0.25
B- 15.18 H 0.03 51.834 0.75+- 0.08
B- 15.18 H 0.03 54.548 3.7+- 0.4
B- 15.18 H 0.03 63.929 23.0+- 2.3
B- 15.18 H 0.03 318.710 2.89+- 0.15
B- 15.18 H 0.03 334.441 0.82+- 0.06
B- 15.18 H 0.03 370.509 11.0+- 0.6
B- 15.18 H 0.03 398.953 1.32+- 0.07
B- 15.18 H 0.03 409.135 2.67+- 0.14
B- 15.18 H 0.03 410.723 17.5+- 0.9
B- 15.18 H 0.03 420.090 0.92+- 0.07
B- 15.18 H 0.03 450.761 1.22+- 0.09
B- 15.18 H 0.03 460.923 0.97+- 0.07
B- 15.18 H 0.03 474.625 2.52+- 0.12
B- 15.18 H 0.03 570.937 1.56+- 0.08
B- 15.18 H 0.03 619.303 3.55+- 0.18
B- 15.18 H 0.03 622.751 0.97+- 0.07
B- 15.18 H 0.03 687.502 1.18+- 0.12