Decay Radiation Results

Results:2 different decay possibilities were found

Dataset #1:

Author: Jun Chen Citation:Nuclear Data Sheets 174, 1 (2021)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
123
55 Cs
156.3023 11/2(-) 1.7 s 2 IT
123
55 Cs

Electrons:

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

Auger L	3.55	131 % 3	0.00466 11
Auger K	25.5	6.5 % 4	0.00165 11
CE K	25.72 20	7.9 % 19	0.0020 5
CE K	28.02 10	12 % 3	0.0034 7
CE L	55.99 20	71 % 17	0.040 9
CE L	58.29 10	1.6 % 3	9.4E-4 20
CE K	58.62 10	41.1 %	0.0241
CE M	60.48 20	16 % 4	0.0100 24
CE N	61.47 20	3.3 % 8	0.0020 5
CE O	61.68 20	0.37 % 9	2.3E-4 5
CE M	62.78 10	0.33 % 7	2.1E-4 4
CE N	63.77 10	0.070 % 15	4.4E-5 10
CE O	63.98 10	0.0097 % 21	6.2E-6 13
CE L	88.89 10	19.1 %	0.0170
CE M	93.38 10	4.13 %	0.00386
CE N	94.37 10	0.838 %	7.91E-4
CE O	94.58 10	0.0982 %	9.28E-5

Gamma and X-ray radiation:

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

XR l	4.29	15.2 % 19	6.5E-4 8
	30.6 S	18 %	0.0056
XR kα2	30.625	15.6 % 9	0.0048 3
XR kα1	30.973	28.5 % 16	0.0088 5
XR kβ3	34.92	2.70 % 15	9.4E-4 5
XR kβ1	34.987	5.2 % 3	0.00182 10
XR kβ2	35.818	1.61 % 9	5.8E-4 3
	61.7 2	0.34 % 8	2.1E-4 5
	64.0 1	4.3 % 9	0.0028 6
	94.6 1	29 %	0.027

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
30.6	61.7, 64.0
61.7	30.6, 64.0, 94.6
64.0	30.6, 61.7
94.6	61.7

Dataset #2:

Author: Jun Chen Citation:Nuclear Data Sheets 174, 1 (2021)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
123
55 Cs
0.0 1/2(+) 5.86 m 10 ε: 100 % 4205 15
123
54 Xe

Beta+:

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

776.2 68	1730 15	0.65 % 15	0.0050 12
857.5 68	1910 15	2.1 % 5	0.018 4
924.5 69	2057 15	0.79 % 15	0.0073 14
967.1 69	2151 15	0.29 % 6	0.0028 6
1019.7 69	2266 15	0.15 % 5	0.0015 5
1051.4 69	2335 15	1.8 % 4	0.019 4
1100.5 69	2442 15	3.8 % 6	0.042 7
1122.5 70	2489 15	0.73 % 13	0.0082 15
1160.6 70	2572 15	3.0 % 5	0.035 6
1167.3 70	2586 15	8.3 % 11	0.097 13
1172.3 70	2597 15	0.56 % 9	0.0066 11
1238.6 70	2740 15	2.3 % 4	0.028 5
1240.9 70	2746 15	0.21 % 8	0.0026 10
1301.4 70	2876 15	1.1 % 4	0.014 5
1327.0 70	2931 15	0.7 % 3	0.009 4
1360.1 70	3002 15	3.8 % 8	0.052 11
1399.0 70	3086 15	14.5 % 19	0.20 3
1444.5 70	3183 15	26 % 6	0.38 9

Mean beta+ energy: 1.31E+3 keV 18, total beta+ intensity: 71 % 7, mean beta+ dose: 0.93 MeV/Bq-s 15

Electrons:

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

Auger L	3.43	43.7 % 15	0.00150 5
Auger K	24.6	5.2 % 3	0.00129 8
CE K	36.70 3	0.65 % 20	2.4E-4 8
CE K	48.819 20	5.0 % 6	0.0024 3
CE K	62.82 3	15.58 %	0.00979
CE L	65.81 3	0.09 % 3	5.7E-5 18
CE M	70.12 3	0.018 % 6	1.2E-5 4
CE N	71.05 3	0.0036 % 12	2.6E-6 8
CE O	71.24 3	4.6E-4 % 14	3.2E-7 10
CE L	77.927 20	0.66 % 8	5.1E-4 6
CE M	82.238 20	0.134 % 16	1.10E-4 13
CE N	83.172 20	0.028 % 3	2.3E-5 3
CE O	83.364 20	0.0034 % 4	2.9E-6 3
CE L	91.93 3	2.06 %	0.00189
CE K	95.74 20	0.035 % 10	3.3E-5 10
CE M	96.24 3	0.418 %	4.02E-4
CE N	97.17 3	0.0865 %	8.41E-5
CE O	97.36 3	0.01078 %	1.050E-5
CE K	120.2 3	0.015 % 6	1.8E-5 8
CE L	124.85 20	0.008 % 5	1.0E-5 6
CE M	129.16 20	0.0017 % 10	2.2E-6 13
CE N	130.09 20	3.4E-4 % 20	4E-7 3
CE O	130.28 20	3.6E-5 % 20	5E-8 3
CE K	146.08 14	0.109 % 16	1.59E-4 24
CE L	149.3 3	0.0031 % 18	5E-6 3
CE M	153.7 3	7E-4 % 4	1.0E-6 7
CE N	154.6 3	1.3E-4 % 8	2.0E-7 12
CE O	154.8 3	1.5E-5 % 8	2.3E-8 12
CE K	175.04 20	0.018 % 3	3.2E-5 6
CE L	175.19 14	0.024 % 4	4.3E-5 6
CE M	179.50 14	0.0051 % 8	9.2E-6 14
CE N	180.43 14	0.00103 % 15	1.9E-6 3
CE O	180.62 14	1.12E-4 % 17	2.0E-7 3
CE K	203.0 3	0.018 % 13	4E-5 3
CE L	204.15 20	0.0031 % 12	6.2E-6 24
CE M	208.46 20	6.3E-4 % 24	1.3E-6 5
CE N	209.39 20	1.3E-4 % 5	2.7E-7 10
CE O	209.58 20	1.5E-5 % 5	3.1E-8 9
CE K	217.24 20	0.0045 % 7	9.7E-6 16
CE K	227.24 10	0.12 % 3	2.7E-4 6
CE L	232.1 3	0.0029 % 22	7E-6 5
CE M	236.5 3	6E-4 % 5	1.4E-6 11
CE N	237.4 3	1.2E-4 % 9	2.9E-7 22
CE O	237.6 3	1.4E-5 % 11	3E-8 3
CE L	246.35 20	7.1E-4 % 19	1.7E-6 5
CE M	250.66 20	1.5E-4 % 4	3.7E-7 11
CE N	251.59 20	2.9E-5 % 8	7.4E-8 21
CE O	251.78 20	3.5E-6 % 8	8.7E-9 21
CE L	256.35 10	0.019 % 5	4.8E-5 14
CE M	260.66 10	0.0039 % 13	1.0E-5 3
CE N	261.59 10	7.8E-4 % 23	2.0E-6 6
CE O	261.78 10	9.2E-5 % 24	2.4E-7 6
CE K	269.44 10	0.023 % 6	6.2E-5 16
CE K	272.54 10	0.131 % 19	3.6E-4 5
CE L	298.55 10	0.0034 % 10	1.0E-5 3
CE L	301.65 10	0.022 % 3	6.7E-5 10
CE M	302.86 10	7.0E-4 % 21	2.1E-6 6
CE N	303.79 10	1.4E-4 % 4	4.4E-7 13
CE O	303.98 10	1.7E-5 % 5	5.2E-8 14
CE K	305.54 20	0.0068 % 12	2.1E-5 4
CE M	305.96 10	0.0046 % 7	1.41E-5 21
CE N	306.89 10	9.3E-4 % 14	2.9E-6 4
CE O	307.08 10	1.07E-4 % 16	3.3E-7 5
CE L	334.65 20	0.00110 % 19	3.7E-6 6
CE M	338.96 20	2.3E-4 % 4	7.7E-7 13
CE N	339.89 20	4.6E-5 % 8	1.6E-7 3
CE O	340.08 20	5.4E-6 % 9	1.8E-8 3
CE K	399.74 10	0.0120 % 23	4.8E-5 9
CE L	428.85 10	0.0017 % 3	7.1E-6 12
CE M	433.16 10	3.4E-4 % 6	1.46E-6 24
CE N	434.09 10	6.9E-5 % 12	3.0E-7 5
CE O	434.28 10	8.4E-6 % 15	3.7E-8 6
CE K	464.64 20	0.0108 % 23	5.0E-5 11
CE L	493.75 20	0.0015 % 3	7.2E-6 13
CE M	498.06 20	3.0E-4 % 5	1.5E-6 3
CE N	498.99 20	6.1E-5 % 11	3.1E-7 5
CE O	499.18 20	7.6E-6 % 14	3.8E-8 7
CE K	562.04 10	0.062 % 12	3.5E-4 7
CE L	591.15 10	0.0081 % 13	4.8E-5 8
CE M	595.46 10	0.0016 % 3	9.8E-6 16
CE N	596.39 10	3.4E-4 % 6	2.0E-6 3
CE O	596.58 10	4.1E-5 % 7	2.5E-7 4

Gamma and X-ray radiation:

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

XR l	4.11	4.7 % 3	1.93E-4 12
XR kα2	29.461	11.8 % 5	0.00349 16
XR kα1	29.782	21.8 % 10	0.0065 3
XR kβ3	33.562	2.04 % 9	6.8E-4 3
XR kβ1	33.624	3.94 % 17	0.00132 6
XR kβ2	34.419	1.19 % 5	4.10E-4 18
	71.26 3	0.35 % 11	2.5E-4 8
	83.38 2	4.2 % 5	0.0035 4
	97.38 3	20.5 %	0.0200
	130.3 2	0.081 % 15	1.06E-4 20
	154.8 3	0.061 % 22	9E-5 3
	180.64 14	0.61 % 9	0.00110 16
	209.6 2	0.18 % 3	3.8E-4 6
	237.6 3	0.26 % 19	6E-4 5
	251.8 2	0.077 % 12	1.9E-4 3
	252.0 5 ?	0.44 % 13	0.0011 3
	261.8 1	2.3 % 5	0.0060 13
	278.0 5	0.22 % 9	6E-4 3
	304.0 1	0.69 % 18	0.0021 5
	307.1 1	4.1 % 6	0.0126 18
	333.7 2	0.20 % 5	6.7E-4 17
	340.1 2	0.29 % 5	9.9E-4 17
	344.5 5 ?	0.69 % 20	0.0024 7
	345.3 2	0.22 % 5	7.6E-4 17
	405.0 2	0.33 % 7	0.0013 3
	405.0 5 ?	0.22 % 5	8.9E-4 20
	422.0 5	0.14 % 7	6E-4 3
	430.5 2	0.20 % 5	8.6E-4 22
	434.3 1	0.96 % 16	0.0042 7
	437.2 2 ?	0.35 % 8	0.0015 3
	442.6 2	0.59 % 11	0.0026 5
	488.4 2	0.31 % 7	0.0015 3
	499.2 2	1.26 % 21	0.0063 10
Annihil.	511.0	142 % 13
	513.6 4	1.4 % 8	0.007 4
	541.0 5	0.59 % 23	0.0032 12
	596.6 1	11.2 % 15	0.067 9
	610.3 2	0.26 % 9	0.0016 5
	611.1 2	3.1 % 5	0.019 3
	644.1 1	2.5 % 6	0.016 4
	667.8 2	1.2 % 3	0.0080 20
	693.8 2	1.22 % 21	0.0085 15
	711.2 2	0.61 % 22	0.0043 16
	725.1 3	0.20 % 5	0.0015 4
	741.5 1	3.1 % 5	0.023 4
	750.8 2	0.79 % 11	0.0059 8
	819.0 5	0.24 % 13	0.0020 11
	841.8 2	0.33 % 7	0.0028 6
	849.0 5	0.16 % 5	0.0014 4
	934.7 5	0.20 % 7	0.0019 7
	945.0 3	0.39 % 11	0.0037 10
	1125.3 3	0.75 % 10	0.0084 11
	1176.2 4	1.8 % 9	0.021 11
	1273.2 2	2.9 % 5	0.037 6
	1355.9 5	0.67 % 18	0.0091 24
	1453.0 5	0.22 % 11	0.0032 16

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
71.26	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 251.8, 278.0, 333.7, 344.5
83.38	71.26 (2.50E-9), 97.38 (3.80E-10), 130.3 (2.50E-9), 237.6 (2.50E-9), 251.8 (2.50E-9), 261.8 (2.50E-9), 278.0 (2.50E-9), 333.7 (2.50E-9), 344.5 (2.50E-9), 405.0 (2.50E-9), 405.0 (2.50E-9), 422.0 (2.50E-9), 430.5 (2.50E-9), 667.8 (2.50E-9), 711.2 (2.50E-9), 841.8 (2.50E-9), 945.0 (2.50E-9)
97.38	71.26 (2.88E-9), 83.38 (3.80E-10), 130.3 (3.80E-10), 209.6 (3.80E-10), 237.6 (3.80E-10), 251.8 (2.88E-9), 261.8 (2.88E-9), 278.0 (3.80E-10), 304.0 (3.80E-10), 333.7 (2.88E-9), 340.1 (3.80E-10), 344.5 (2.88E-9), 345.3 (3.80E-10), 405.0 (2.88E-9), 405.0 (2.88E-9), 422.0 (3.80E-10), 430.5 (2.88E-9), 434.3 (3.80E-10), 488.4 (3.80E-10), 499.2 (3.80E-10), 513.6 (3.80E-10), 541.0 (3.80E-10), 610.3 (3.80E-10), 644.1 (3.80E-10), 667.8 (2.88E-9), 711.2 (3.80E-10), 725.1 (3.80E-10), 750.8 (3.80E-10), 819.0 (3.80E-10), 841.8 (3.80E-10), 934.7 (3.80E-10), 945.0 (2.88E-9), 1176.2 (3.80E-10), 1355.9 (3.80E-10)
130.3	83.38 (2.50E-9), 97.38 (3.80E-10), 180.64 (2.50E-9), 209.6, 304.0, 307.1, 430.5, 513.6, 611.1, 711.2
154.8	278.0, 693.8
180.64	71.26 (2.50E-9), 130.3 (2.50E-9), 237.6 (2.50E-9), 251.8 (2.50E-9), 261.8 (2.50E-9), 278.0 (2.50E-9), 333.7 (2.50E-9), 344.5 (2.50E-9), 405.0 (2.50E-9), 405.0 (2.50E-9), 422.0 (2.50E-9), 430.5 (2.50E-9), 667.8 (2.50E-9), 711.2 (2.50E-9), 841.8 (2.50E-9), 945.0 (2.50E-9)
209.6	97.38 (3.80E-10), 130.3, 237.6, 278.0, 304.0, 422.0, 434.3, 541.0, 610.3, 711.2, 725.1, 819.0, 841.8
237.6	83.38 (2.50E-9), 97.38 (3.80E-10), 180.64 (2.50E-9), 209.6, 278.0, 304.0, 307.1, 430.5, 513.6, 611.1
251.8	71.26, 83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 252.0, 278.0, 344.5, 499.2, 596.6
252.0	251.8, 278.0, 333.7, 344.5
261.8	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 278.0, 405.0
278.0	71.26, 83.38 (2.50E-9), 97.38 (3.80E-10), 154.8, 180.64 (2.50E-9), 209.6, 237.6, 251.8, 252.0, 261.8, 304.0, 307.1, 344.5, 345.3, 405.0, 430.5, 442.6, 499.2, 513.6, 541.0, 596.6, 611.1, 667.8, 693.8, 750.8, 849.0
304.0	97.38 (3.80E-10), 130.3, 209.6, 237.6, 278.0, 307.1, 422.0, 711.2, 841.8
307.1	130.3, 237.6, 278.0, 304.0, 422.0, 434.3, 541.0, 610.3, 711.2, 725.1, 819.0, 841.8
333.7	71.26, 83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 252.0
340.1	97.38 (3.80E-10)
344.5	71.26, 83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 251.8, 252.0, 278.0
345.3	97.38 (3.80E-10), 278.0, 405.0
405.0	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9)
405.0	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 261.8, 278.0, 345.3, 442.6
422.0	83.38 (2.50E-9), 97.38 (3.80E-10), 180.64 (2.50E-9), 209.6, 304.0, 307.1, 430.5, 513.6, 611.1
430.5	83.38 (2.50E-9), 97.38 (2.88E-9), 130.3, 180.64 (2.50E-9), 237.6, 278.0, 422.0, 711.2, 841.8
434.3	97.38 (3.80E-10), 209.6, 307.1, 711.2
442.6	278.0, 405.0
488.4	97.38 (3.80E-10)
499.2	97.38 (3.80E-10), 251.8, 278.0
513.6	97.38 (3.80E-10), 130.3, 237.6, 278.0, 422.0, 711.2, 841.8
541.0	97.38 (3.80E-10), 209.6, 278.0, 307.1
596.6	251.8, 278.0
610.3	97.38 (3.80E-10), 209.6, 307.1
611.1	130.3, 237.6, 278.0, 422.0, 711.2, 841.8
644.1	97.38 (3.80E-10), 711.2
667.8	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9), 278.0
693.8	154.8, 278.0
711.2	83.38 (2.50E-9), 97.38 (3.80E-10), 130.3, 180.64 (2.50E-9), 209.6, 304.0, 307.1, 430.5, 434.3, 513.6, 611.1, 644.1, 741.5
725.1	97.38 (3.80E-10), 209.6, 307.1
741.5	711.2
750.8	97.38 (3.80E-10), 278.0
819.0	97.38 (3.80E-10), 209.6, 307.1
841.8	83.38 (2.50E-9), 97.38 (3.80E-10), 180.64 (2.50E-9), 209.6, 304.0, 307.1, 430.5, 513.6, 611.1
849.0	278.0
934.7	97.38 (3.80E-10)
945.0	83.38 (2.50E-9), 97.38 (2.88E-9), 180.64 (2.50E-9)
1176.2	97.38 (3.80E-10)
1355.9	97.38 (3.80E-10)