Decay Radiation Results

Results:

Dataset #1:

Author: C. W. Reich Citation:Nuclear Data Sheets 113, 2537 (2012)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
156
62 Sm
0 0+ 9.4 h 2 β^-: 100 % 722 8
156
63 Eu

Beta-:

Energy (keV)	End-point energy (keV)	Intensity (%)	Dose ( MeV/Bq-s )

127.7 27	431 8	44 % 8	0.056 10
136.0 28	455 8	0.5 % 4	7E-4 5
223.4 30	699 8	48 % 15	0.11 3
232 3	722 8	0.010 % 10	2.3E-5 23

Mean beta- energy: 1.8E+2 keV 5, total beta- intensity: 93 % 17, mean beta- dose: 0.16 MeV/Bq-s 6

Electrons:

Energy (keV)		Intensity (%)	Dose ( MeV/Bq-s )

Auger L	4.69	57 % 3	0.00265 14
CE L	14.55 10	46 % 12	0.0067 17
CE K	16.5 5	1.74 %	2.86E-4
CE L	17.2 3	3.36 %	5.8E-4
CE M	20.80 10	10 % 3	0.0021 5
CE N	22.24 10	2.3 % 6	5.1E-4 13
CE O	22.57 10	0.36 % 9	8.2E-5 21
CE M	23.5 3	0.73 %	1.71E-4
CE N	24.9 3	0.166 %	4.1E-5
CE O	25.3 3	0.0264 %	6.7E-6
CE L	30.05 10	6 % 6	0.0017 17
Auger K	33.7	0.89 % 20	3.0E-4 7
CE M	36.30 10	1.2 % 12	4E-4 5
CE N	37.74 10	0.3 % 3	1.1E-4 11
CE O	38.07 10	0.04 % 4	1.7E-5 17
CE K	39.08 20	8 % 3	0.0032 11
CE K	54.5 20	0.400 %	2.18E-4
CE L	56.9 5	0.279 %	1.59E-4
CE M	63.2 5	0.0599 %	3.79E-5
CE N	64.6 5	0.0134 %	8.66E-6
CE O	65.0 5	0.00196 %	1.28E-6
CE L	79.55 20	1.3 % 4	1.0E-3 3
CE M	85.80 20	0.27 % 9	2.3E-4 8
CE N	87.24 20	0.061 % 20	5.3E-5 18
CE O	87.57 20	0.009 % 3	8E-6 3
CE L	94.9 20	0.059 %	5.6E-5
CE M	101.2 20	0.0127 %	1.29E-5
CE N	102.6 20	0.00289 %	2.97E-6
CE O	103.0 20	4.3E-4 %	4.5E-7
CE K	117.3 5	0.80 % 18	9.4E-4 21
CE K	155.5 5	0.75 % 14	0.00116 22
CE L	157.7 5	0.11 % 3	1.8E-4 4
CE M	164.0 5	0.025 % 5	4.0E-5 9
CE N	165.4 5	0.0056 % 12	9.2E-6 20
CE O	165.8 5	8.5E-4 % 19	1.4E-6 3
CE K	195.5 8	0.22 % 11	4.4E-4 21
CE L	195.9 5	0.105 % 19	2.1E-4 4
CE M	202.2 5	0.023 % 4	4.6E-5 8
CE N	203.6 5	0.0051 % 9	1.04E-5 19
CE O	204.0 5	7.9E-4 % 15	1.6E-6 3
CE K	220.0 8	0.20 % 9	4.3E-4 19
CE L	235.9 8	0.043 % 18	1.0E-4 4
CE M	242.2 8	0.010 % 4	2.3E-5 10
CE K	242.5 8	0.23 % 9	5.5E-4 22
CE N	243.6 8	0.0022 % 9	5.3E-6 23
CE O	244.0 8	3.3E-4 % 14	8E-7 3
CE L	260.4 8	0.036 % 13	9E-5 3
CE M	266.7 8	0.008 % 3	2.1E-5 8
CE N	268.1 8	0.0018 % 7	4.8E-6 18
CE O	268.5 8	2.7E-4 % 10	7E-7 3
CE L	282.9 8	0.032 % 13	9E-5 4
CE M	289.2 8	0.007 % 3	2.0E-5 8
CE N	290.6 8	0.0016 % 6	4.6E-6 18
CE O	291.0 8	2.5E-4 % 10	7E-7 3

Gamma and X-ray radiation:

Energy (keV)		Intensity (%)	Dose ( MeV/Bq-s )

XR l	5.85	11.4 % 23	6.7E-4 13
	22.6 1	2.6 % 7	6.0E-4 15
	25.3 3	0.27 %	7E-5
	38.1 1	1.5 % 15	6E-4 6
XR kα2	40.902	3.3 % 7	0.0014 3
XR kα1	41.542	6.0 % 13	0.0025 5
XR kβ3	46.905	0.60 % 13	2.8E-4 6
XR kβ1	47.038	1.2 % 3	5.5E-4 12
XR kβ2	48.249	0.38 % 8	1.9E-4 4
	65.0 5	2.3 %	0.00151
	87.6 2	24 % 8	0.021 7
	103 2	1.8 %	0.0019
	165.8 5	13 % 3	0.022 5
	204.0 5	21 % 4	0.043 8
	219 1	0.5 % 3	0.0011 7
	244.0 8	2.1 % 9	0.0052 21
	268.5 8	2.4 % 9	0.0065 24
	291.0 8	2.8 % 11	0.008 3

Gamma Coincidence Data:

For each gamma, the list of gammas in coincidence is given.
If experimentally known, an estimate of the average time interval (in seconds) between both gammas is given.

E(γ)	Coincidence
22.6	25.3, 38.1 (1.20E-8), 65.0, 103, 165.8 (1.20E-8), 204.0 (1.20E-8), 219, 244.0, 268.5
25.3	22.6, 219, 244.0
38.1	22.6 (1.20E-8), 65.0 (1.20E-8), 87.6 (1.20E-8), 165.8
65.0	22.6, 38.1 (1.20E-8), 165.8 (1.20E-8), 204.0 (1.20E-8)
87.6	38.1 (1.20E-8), 165.8 (1.20E-8), 204.0 (1.20E-8)
103	22.6, 165.8
165.8	22.6 (1.20E-8), 38.1, 65.0 (1.20E-8), 87.6 (1.20E-8), 103
204.0	22.6 (1.20E-8), 65.0 (1.20E-8), 87.6 (1.20E-8)
219	22.6, 25.3
244.0	22.6, 25.3
268.5	22.6