Decay Radiation Results

Results:3 different decay possibilities were found

Dataset #1:

Author: N. Nica Citation:Nuclear Data Sheets 187,1 (2023)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
141
62 Sm
0.0 1/2+ 10.2 m 2 ε: 100 % 4589 16
141
61 Pm

Beta+:

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

690.0 72	1529 16	0.64 % 7	0.0044 5
704.9 72	1562 16	0.93 % 8	0.0066 6
710.5 72	1575 16	0.17 % 3	0.00121 21
750.5 72	1664 16	0.73 % 9	0.0055 7
758.4 72	1682 16	0.34 % 3	0.00258 23
924.9 73	2052 16	0.23 % 3	0.0021 3
933.8 73	2071 16	3.10 % 20	0.0289 19
1026.0 73	2274 16	3.70 % 20	0.0380 21
1138.4 74	2521 16	0.74 % 7	0.0084 8
1284.5 74	2839 16	1.60 % 20	0.021 3
1418.5 75	3129 16	20.1 % 10	0.285 14
1434.4 75	3163 16	21.2 % 5	0.304 7

Mean beta+ energy: 1.32E+3 keV 4, total beta+ intensity: 53.5 % 12, mean beta+ dose: 0.71 MeV/Bq-s 3

Electrons:

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

Auger L	4.38	34.9 % 6	0.00153 3
Auger K	31.5	3.18 % 17	0.00100 5
CE K	279.22 20	0.130 % 14	3.6E-4 4
CE L	316.97 20	0.0177 % 19	5.6E-5 6
CE M	322.75 20	0.0038 % 4	1.22E-5 13
CE N	324.07 20	8.5E-4 % 9	2.8E-6 3
CE O	324.37 20	1.29E-4 % 13	4.2E-7 4
CE K	358.72 10	0.93 %	0.0033
CE K	393.02 10	0.543 % 14	0.00214 5
CE L	396.47 10	0.150 %	5.9E-4
CE M	402.25 10	0.032 %	1.30E-4
CE N	403.57 10	0.0072 %	2.9E-5
CE O	403.87 10	0.00105 %	4.3E-6
CE L	430.77 10	0.096 % 3	4.12E-4 11
CE M	436.55 10	0.0209 % 5	9.12E-5 23
CE N	437.87 10	0.00465 % 12	2.04E-5 5
CE O	438.17 10	6.66E-4 % 17	2.92E-6 7

Gamma and X-ray radiation:

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

XR l	5.43	6.1 % 3	3.29E-4 15
XR kα2	38.171	10.7 % 3	0.00409 12
XR kα1	38.725	19.3 % 6	0.00746 21
XR kβ3	43.713	1.91 % 6	8.35E-4 24
XR kβ1	43.827	3.70 % 11	0.00162 5
XR kβ2	44.942	1.16 % 3	5.24E-4 15
	324.4 2	2.51 % 26	0.0081 8
	403.9 1	42.5 %	0.1717
	438.2 1	37.7 % 8	0.165 4
Annihil.	511.0	107.0 % 24
	728.4 3	1.28 % 25	0.0093 18
	767.5 3	1.15 % 9	0.0088 7
	854.3 2	1.32 % 9	0.0113 8
	888.5 3	0.64 % 9	0.0057 8
	1046.4 2	1.49 % 13	0.0156 14
	1057.1 2	3.28 % 22	0.0347 23
	1091.9 2	2.59 % 17	0.0283 19
	1292.6 2	6.8 % 4	0.088 5
	1446.6 4	0.30 % 9	0.0043 13
	1463.9 4	1.9 % 4	0.028 6
	1481.0 5	0.51 % 9	0.0076 13
	1495.7 2	1.79 % 13	0.0268 19
	1499.1 4	0.60 % 9	0.0090 13
	1515.3 3	0.68 % 9	0.0103 14
	1565.9 5	0.21 % 9	0.0033 14
	1587.9 5	0.26 % 13	0.0041 21
	1599.9 5	0.60 % 26	0.010 4
	1600.7 3	4.0 % 4	0.064 6
	1634.1 3	0.34 % 9	0.0056 15
	1885.0 3	0.72 % 9	0.0136 17
	1902.4 3	0.89 % 9	0.0169 17
	1992.3 4	0.68 % 9	0.0135 18
	2004.8 3	0.89 % 9	0.0178 18
	2037.8 3	2.81 % 21	0.057 4

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
324.4	403.9, 767.5
403.9	324.4, 767.5, 888.5, 1091.9, 1481.0, 1499.1, 1587.9, 1600.7, 1634.1
438.2	854.3, 1057.1, 1446.6, 1463.9, 1565.9, 1599.9
728.4	767.5
767.5	324.4, 403.9, 728.4
854.3	438.2
888.5	403.9
1057.1	438.2
1091.9	403.9
1446.6	438.2
1463.9	438.2
1481.0	403.9
1499.1	403.9
1565.9	438.2
1587.9	403.9
1599.9	438.2
1600.7	403.9
1634.1	403.9

Dataset #2:

Author: N. Nica Citation:Nuclear Data Sheets 187,1 (2023)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
141
62 Sm
175.93 11/2- 22.6 m 2 ε: 99.69 3 % 4589 16
141
61 Pm

Beta+:

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

473.5 71	1040 16	0.10 % 3	4.7E-4 14
732.3 72	1624 16	4.6 % 5	0.034 4
744.6 72	1651 16	3.5 % 4	0.026 3
757.2 72	1679 16	0.99 % 13	0.0075 10
793.2 72	1760 16	3.6 % 4	0.029 3
860.4 73	1909 16	0.59 % 9	0.0051 8
1050.5 73	2328 16	2.5 % 4	0.026 4
1096.8 74	2430 16	1.4 % 5	0.015 5
1163.7 74	2576 16	1.6 % 4	0.019 5
1252.3 74	2769 16	3.2 % 6	0.040 8
1315.4 74	2906 16	2.20 % 20	0.029 3
1330.4 74	2938 16	≈0 %	≈0
1411.7 75	3114 16	7.2 % 20	0.10 3
1612.4 75	3546 16	2.0 % 20	0.03 3

Mean beta+ energy: 1.09E+3 keV 17, total beta+ intensity: 34 % 3, mean beta+ dose: 0.37 MeV/Bq-s 7

Electrons:

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

Auger L	4.38	62.3 % 21	0.00273 9
Auger K	31.5	5.7 % 4	0.00179 11
CE K	63.3 3	0.20 % 5	1.3E-4 3
CE L	101.1 3	0.07 % 5	7E-5 5
CE M	106.9 3	0.016 % 11	1.7E-5 12
CE N	108.2 3	0.0036 % 24	4E-6 3
CE O	108.5 3	5E-4 % 3	5E-7 3
CE K	151.4 3	14.71 % 25	0.0223 4
CE L	189.2 3	2.04 % 3	0.00386 6
CE M	195.0 3	0.436 % 8	8.50E-4 15
CE N	196.3 3	0.0982 % 16	1.93E-4 3
CE O	196.6 3	0.01483 % 25	2.92E-5 5
CE K	202.72 20	0.070 % 20	1.4E-4 4
CE L	240.47 20	0.013 % 3	3.1E-5 8
CE M	246.25 20	0.0028 % 8	6.8E-6 19
CE N	247.57 20	6.2E-4 % 16	1.5E-6 4
CE O	247.87 20	8.9E-5 % 22	2.2E-7 5
CE K	386.62 10	3.4 % 3	0.0132 13
CE L	424.37 10	0.54 % 5	0.00228 22
CE M	430.15 10	0.116 % 11	5.0E-4 5
CE N	431.47 10	0.026 % 3	1.14E-4 11
CE O	431.77 10	0.0039 % 4	1.70E-5 17
CE K	493.3 3	0.120 % 14	5.9E-4 7
CE L	531.1 3	0.0161 % 19	8.5E-5 10
CE K	532.6 3	0.0023 % 8	1.2E-5 4
CE M	536.9 3	0.0034 % 4	1.84E-5 22
CE N	538.2 3	7.7E-4 % 9	4.2E-6 5
CE O	538.5 3	1.17E-4 % 14	6.3E-7 7
CE L	570.4 3	3.0E-4 % 10	1.7E-6 6
CE M	576.2 3	6.4E-5 % 21	3.7E-7 12
CE N	577.5 3	1.4E-5 % 5	8E-8 3
CE O	577.8 3	2.1E-6 % 7	1.2E-8 4
CE K	583.52 10	0.037 % 4	2.16E-4 24
CE L	621.27 10	0.0077 % 9	4.8E-5 5
CE M	627.05 10	0.00171 % 19	1.07E-5 12
CE N	628.37 10	3.8E-4 % 4	2.4E-6 3
CE O	628.67 10	5.4E-5 % 6	3.4E-7 4
CE K	639.42 20	0.051 % 7	3.2E-4 4
CE L	677.17 20	0.0071 % 9	4.8E-5 6
CE M	682.95 20	0.00151 % 19	1.03E-5 13
CE N	684.27 20	3.4E-4 % 4	2.3E-6 3
CE O	684.57 20	5.1E-5 % 7	3.5E-7 4
CE K	732.2 3	0.071 % 7	5.2E-4 5
CE K	740.72 10	0.037 % 4	2.8E-4 3
CE L	770.0 3	0.0104 % 10	8.0E-5 8
CE M	775.8 3	0.00222 % 22	1.72E-5 17
CE N	777.1 3	5.0E-4 % 5	3.9E-6 4
CE O	777.4 3	7.4E-5 % 7	5.7E-7 6
CE L	778.47 10	0.0050 % 6	3.9E-5 5
CE M	784.25 10	0.00105 % 13	8.3E-6 10
CE N	785.57 10	2.4E-4 % 3	1.87E-6 22
CE O	785.87 10	3.6E-5 % 4	2.8E-7 3
CE K	791.92 20	0.0106 % 12	8.4E-5 9
CE L	829.67 20	0.00152 % 17	1.26E-5 14
CE M	835.45 20	3.3E-4 % 4	2.7E-6 3
CE N	836.77 20	7.3E-5 % 8	6.1E-7 7
CE O	837.07 20	1.09E-5 % 12	9.1E-8 10
CE K	866.1 3	0.0225 % 22	1.95E-4 19
CE L	903.9 3	0.0032 % 3	2.9E-5 3
CE M	909.7 3	6.8E-4 % 7	6.2E-6 6
CE N	911.0 3	1.53E-4 % 15	1.39E-6 14
CE O	911.3 3	2.27E-5 % 22	2.07E-7 20
CE K	938.1 3	0.0064 % 6	6.0E-5 6
CE L	975.9 3	8.1E-4 % 8	7.9E-6 8
CE M	981.7 3	1.72E-4 % 17	1.69E-6 16
CE N	983.0 3	3.9E-5 % 4	3.8E-7 4
CE O	983.3 3	5.8E-6 % 6	5.7E-8 6

Gamma and X-ray radiation:

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

XR l	5.43	10.8 % 6	5.9E-4 3
XR kα2	38.171	19.1 % 8	0.0073 3
XR kα1	38.725	34.4 % 15	0.0133 6
XR kβ3	43.713	3.41 % 15	0.00149 6
XR kβ1	43.827	6.6 % 3	0.00290 12
XR kβ2	44.942	2.08 % 9	9.4E-4 4
	108.5 3	0.20 % 5	2.2E-4 5
	149.1 3 ?	0.28 % 9	4.2E-4 13
	196.6 3	74.5 % 6	0.1465 12
	247.9 2	0.77 % 18	0.0019 4
	431.8 1	41 % 4	0.177 17
Annihil.	511.0	67 % 6
	538.5 3	8.5 % 10	0.046 5
	577.8 3 ?	0.9 % 3	0.0052 17
	583.4 3 ?	0.28 % 9	0.0016 5
	607.9 2	1.01 % 15	0.0061 9
	628.7 1	2.7 % 3	0.0170 19
	648.7 3	0.36 % 9	0.0023 6
	676.8 3	1.38 % 24	0.0093 16
	684.6 2	7.9 % 10	0.054 7
	704.2 3	0.45 % 9	0.0032 6
	725.7 5	1.5 % 3	0.0109 22
	750.3 3	1.6 % 3	0.0120 23
	777.4 3	20.4 % 20	0.159 16
	785.9 1	6.8 % 8	0.053 6
	805.9 1	3.6 % 7	0.029 6
	820.7 3 ?	0.16 % 4	0.0013 3
	837.1 2	3.6 % 4	0.030 3
	875.0 1	1.26 % 12	0.0110 11
	896.5 1	1.46 % 21	0.0131 19
	911.3 3	9.2 % 9	0.084 8
	924.7 1	2.3 % 4	0.021 4
	952.1 2	0.89 % 9	0.0085 9
	955.4 5	0.69 % 8	0.0066 8
	983.3 3	7.3 % 7	0.072 7
	995.8 5 ?	0.36 % 9	0.0036 9
	1009.1 4	2.9 % 4	0.029 4
	1029.6 6	0.53 % 13	0.0055 13
	1108.4 2	1.26 % 17	0.0140 19
	1117.6 2	3.2 % 4	0.036 4
	1145.1 2	8.7 % 9	0.100 10
	1287.6 4 ?	0.28 % 13	0.0036 17
	1434.9 4	0.36 % 13	0.0052 19
	1463.4 6	1.8 % 4	0.026 6
	1490.3 1	9.3 % 10	0.139 15
	1786.4 4	11.0 % 11	0.197 20
	1898.0 10	0.38 % 7	0.0072 13
	2073.7 2	1.4 % 5	0.029 10

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
108.5	149.1, 196.6 (2.30E-10), 607.9, 725.7, 777.4 (1.00E-9), 837.1, 875.0, 911.3, 995.8, 1009.1, 1029.6, 1108.4, 1786.4
149.1	108.5, 196.6 (2.30E-10), 607.9, 725.7, 837.1, 911.3, 995.8, 1029.6, 1108.4
196.6	108.5 (2.30E-10), 149.1 (2.30E-10), 247.9 (6.30E-7), 431.8 (2.30E-10), 538.5 (6.30E-7), 583.4 (6.30E-7), 607.9 (2.30E-10), 648.7 (6.30E-7), 676.8 (6.30E-7), 684.6 (6.30E-7), 704.2 (6.30E-7), 725.7 (2.30E-10), 750.3 (6.30E-7), 777.4 (2.30E-10), 785.9 (6.30E-7), 805.9 (6.30E-7), 820.7 (1.23E-9), 875.0 (2.30E-10), 896.5 (6.30E-7), 911.3 (2.30E-10), 924.7 (6.30E-7), 952.1 (6.30E-7), 955.4 (2.30E-10), 983.3 (2.30E-10), 1009.1 (1.23E-9), 1029.6 (2.30E-10), 1117.6 (1.23E-9), 1145.1 (1.23E-9), 1287.6 (6.30E-7), 1434.9 (6.30E-7), 1463.4 (6.30E-7), 1490.3 (6.30E-7), 1786.4 (2.30E-10), 1898.0 (2.30E-10), 2073.7 (6.30E-7)
247.9	196.6 (6.30E-7), 431.8 (6.30E-7), 538.5, 583.4, 628.7 (6.30E-7), 648.7, 676.8, 704.2, 1287.6
431.8	196.6 (2.30E-10), 247.9 (6.30E-7), 538.5 (6.30E-7), 583.4 (6.30E-7), 648.7 (6.30E-7), 676.8 (6.30E-7), 684.6 (6.30E-7), 704.2 (6.30E-7), 750.3 (6.30E-7), 785.9 (6.30E-7), 805.9 (6.30E-7), 896.5 (6.30E-7), 924.7 (6.30E-7), 952.1 (6.30E-7), 1287.6 (6.30E-7), 1434.9 (6.30E-7), 1463.4 (6.30E-7), 1490.3 (6.30E-7), 2073.7 (6.30E-7)
538.5	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 583.4, 628.7 (6.30E-7), 648.7, 676.8, 704.2, 896.5, 924.7, 952.1, 1287.6
577.8	583.4, 648.7, 676.8, 704.2, 837.1, 1287.6
583.4	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 538.5, 577.8, 628.7 (6.30E-7), 684.6, 704.2, 777.4 (1.00E-9), 785.9, 805.9, 837.1, 952.1, 1145.1, 1490.3
607.9	108.5, 149.1, 196.6 (2.30E-10), 1029.6, 1898.0
628.7	247.9 (6.30E-7), 538.5 (6.30E-7), 583.4 (6.30E-7), 648.7 (6.30E-7), 676.8 (6.30E-7), 684.6 (6.30E-7), 704.2 (6.30E-7), 750.3 (6.30E-7), 785.9 (6.30E-7), 805.9 (6.30E-7), 896.5 (6.30E-7), 924.7 (6.30E-7), 952.1 (6.30E-7), 1287.6 (6.30E-7), 1434.9 (6.30E-7), 1463.4 (6.30E-7), 1490.3 (6.30E-7), 2073.7 (6.30E-7)
648.7	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 538.5, 577.8, 628.7 (6.30E-7), 785.9, 837.1
676.8	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 538.5, 577.8, 628.7 (6.30E-7), 785.9, 837.1
684.6	196.6 (6.30E-7), 431.8 (6.30E-7), 583.4, 628.7 (6.30E-7), 750.3, 805.9
704.2	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 538.5, 577.8, 583.4, 628.7 (6.30E-7), 785.9, 837.1
725.7	108.5, 149.1, 196.6 (2.30E-10), 911.3, 1108.4
750.3	196.6 (6.30E-7), 431.8 (6.30E-7), 628.7 (6.30E-7), 684.6
777.4	108.5 (1.00E-9), 196.6 (2.30E-10), 583.4 (1.00E-9), 820.7 (1.00E-9), 1009.1 (1.00E-9), 1117.6 (1.00E-9), 1145.1 (1.00E-9)
785.9	196.6 (6.30E-7), 431.8 (6.30E-7), 583.4, 628.7 (6.30E-7), 648.7, 676.8, 704.2, 1287.6
805.9	196.6 (6.30E-7), 431.8 (6.30E-7), 583.4, 628.7 (6.30E-7), 684.6
820.7	196.6 (1.23E-9), 777.4 (1.00E-9)
837.1	108.5, 149.1, 577.8, 583.4, 648.7, 676.8, 704.2, 995.8, 1287.6
875.0	108.5, 196.6 (2.30E-10), 911.3, 1108.4
896.5	196.6 (6.30E-7), 431.8 (6.30E-7), 538.5, 628.7 (6.30E-7)
911.3	108.5, 149.1, 196.6 (2.30E-10), 725.7, 875.0, 955.4, 983.3
924.7	196.6 (6.30E-7), 431.8 (6.30E-7), 538.5, 628.7 (6.30E-7)
952.1	196.6 (6.30E-7), 431.8 (6.30E-7), 538.5, 583.4, 628.7 (6.30E-7)
955.4	196.6 (2.30E-10), 911.3, 1108.4
983.3	196.6 (2.30E-10), 911.3, 1108.4
995.8	108.5, 149.1, 837.1
1009.1	108.5, 196.6 (1.23E-9), 777.4 (1.00E-9)
1029.6	108.5, 149.1, 196.6 (2.30E-10), 607.9
1108.4	108.5, 149.1, 725.7, 875.0, 955.4, 983.3
1117.6	196.6 (1.23E-9), 777.4 (1.00E-9)
1145.1	196.6 (1.23E-9), 583.4, 777.4 (1.00E-9)
1287.6	196.6 (6.30E-7), 247.9, 431.8 (6.30E-7), 538.5, 577.8, 628.7 (6.30E-7), 785.9, 837.1
1434.9	196.6 (6.30E-7), 431.8 (6.30E-7), 628.7 (6.30E-7)
1463.4	196.6 (6.30E-7), 431.8 (6.30E-7), 628.7 (6.30E-7)
1490.3	196.6 (6.30E-7), 431.8 (6.30E-7), 583.4, 628.7 (6.30E-7)
1786.4	108.5, 196.6 (2.30E-10)
1898.0	196.6 (2.30E-10), 607.9
2073.7	196.6 (6.30E-7), 431.8 (6.30E-7), 628.7 (6.30E-7)

Dataset #3:

Author: N. Nica Citation:Nuclear Data Sheets 187,1 (2023)

Parent
Nucleus Parent
E(level) Parent
Jπ Parent
T_1/2 Decay Mode GS-GS Q-value
(keV) Daughter
Nucleus Decay
Scheme ENSDF
file
141
62 Sm
175.93 11/2- 22.6 m 2 IT: 0.31 3 %
141
62 Sm

Electrons:

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

Auger L	4.53	0.2085 % 16	9.45E-6 7
Auger K	32.6	0.0121 % 7	3.94E-6 21
CE K	127.4 3	0.164 %	2.08E-4
CE L	166.5 3	0.108 %	1.79E-4
CE M	172.5 3	0.0271 %	4.68E-5
CE N	173.9 3	0.00616 %	1.07E-5
CE O	174.2 3	8.20E-4 %	1.43E-6

Gamma and X-ray radiation:

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

	1.58 S	0.31 %	4.9E-6
XR l	5.64	0.0391 % 15	2.21E-6 8
XR kα2	39.522	0.0432 % 10	1.71E-5 4
XR kα1	40.118	0.0777 % 16	3.12E-5 7
XR kβ3	45.293	0.00773 % 16	3.50E-6 7
XR kβ1	45.414	0.0150 % 3	6.79E-6 14
XR kβ2	46.578	0.00494 % 10	2.30E-6 5
	174.2 3	0.0045 %	7.8E-6

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
1.58	174.2
174.2	1.58