58-CE-138

Atomic Mass	Mass Excess
137.905985424477 amu	-87.574 MeV

Level energy (MeV)	Spin & parity	Half-life	Mode of decay	Branch ratio (%)	Decay energy (MeV)
Ground state	0+	STABLE			0
2.129	7-	8.65 MS 0.20	IT	100	2.129

Strong Gamma-rays from Decay of CE-138

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)

IT 8.65 MS 0.20 302.9 85.+- 9.

IT 8.65 MS 0.20 789.2 100.+- 10.

IT 8.65 MS 0.20 1037.6 100.+- 10.

Decay mode	Half-life	Gamma-ray energy (keV)	Intensity (%)
IT	8.65 MS 0.20	302.9	85.+- 9.
IT	8.65 MS 0.20	789.2	100.+- 10.
IT	8.65 MS 0.20	1037.6	100.+- 10.