Results:3 different decay possibilities were found


Dataset #1:

Author: Shaofei Zhu   Citation:Nuclear Data Sheets 182, 2 (2022).

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
236
93
Np
 5751    1(-)   22.5 h 4    ε: 51 1  9.3E+2   
236
92
U
 

Electrons:

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



Auger L     9.89      23 % 3   0.0023 3 
CE L    23.4856 20        6.8 % 22   0.0016 5 
CE M    39.6950 20        1.9 % 6   7.5E-4 24 
CE N    43.8022 20        0.51 % 16   2.2E-4 7 
CE O    45.0792 20        0.12 % 4   5.3E-5 17 
CE P    45.2233 20        0.019 % 6   9E-6 3 
Auger K    72.6       1.12 % 23   8.1E-4 17 
CE L    82.480 4        0.0090 % 21   7.4E-6 17 
CE M    98.689 4        0.0025 % 6   2.5E-6 6 
CE N   102.796 4        6.8E-4 % 16   7.0E-7 16 
CE O   104.073 4        1.6E-4 % 4   1.6E-7 4 
CE P   104.217 4        2.6E-5 % 6   2.7E-8 6 
CE K   422.48 7        0.0012 % 6   5E-6 3 
CE K   526.62 7        0.110 %  5.8E-4
CE K   571.98 6        0.059 % 13   3.4E-4 7 
CE L   620.47 7        0.031 %  1.9E-4
CE L   665.83 6        0.019 % 5   1.2E-4 3 

Gamma and X-ray radiation:

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



XR l    13.6      23 % 3   0.0031 4 
    45.243 2        0.016 % 5   7.2E-6 23 
XR kα2    94.654      10.5 % 16   0.0099 15 
XR kα1    98.434      17 % 3   0.017 3 
   104.237 4        0.0011 % 3   1.2E-6 3 
XR kβ3   110.421       2.1 % 3   0.0023 4 
XR kβ1   111.298       4.0 % 6   0.0044 7 
XR kβ2   114.445       1.54 % 24   0.0018 3 
   538.09 7        0.0113 % 24   6.1E-5 13 
   642.23 7        0.99 %  0.0064
   687.59 6        0.27 % 6   0.0019 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
    45.243104.237, 538.09, 642.23
   104.23745.243, 538.09
   538.0945.243, 104.237
   642.2345.243

Dataset #2:

Author: Shaofei Zhu   Citation:Nuclear Data Sheets 182, 2 (2022).

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
236
93
Np
 0    6(-)   1.55×10+5 y 1    β-: 12.0 1  4.8E+2   
236
94
Pu
 

Beta-:

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




    46 15      1.7E+2 5     12.00 % 10   0.0055 18 
    93 16      3.3E+2 5      0.7 % 7   7E-4 7 

Mean beta- energy: 49 keV 15, total beta- intensity: 12.7 % 7, mean beta- dose: 0.0062 MeV/Bq-s 20

Electrons:

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



Auger L    10.3       1.69 % 10   1.74E-4 10 
CE L    21.53 10        1.35 % 8   2.90E-4 18 
CE K    36.53 5        0.112 % 7   4.1E-5 3 
CE M    38.70 10        0.376 % 23   1.46E-4 9 
CE N    43.07 10        0.103 % 6   4.4E-5 3 
CE O    44.45 10        0.0243 % 15   1.08E-5 7 
CE P    44.61 10        0.00380 % 24   1.69E-6 10 
Auger K    76.0       0.0033 % 5   2.5E-6 4 
CE L    79.723 20        1.26 % 10   0.00100 8 
CE M    96.887 20        0.35 % 3   3.4E-4 3 
CE N   101.261 20        0.097 % 7   9.8E-5 7 
CE O   102.642 20        0.0229 % 17   2.35E-5 18 
CE P   102.796 20        0.0036 % 3   3.7E-6 3 
CE L   135.253 20        0.82 % 5   0.00111 7 
CE M   152.417 20        0.230 % 14   3.50E-4 21 
CE N   156.791 20        0.063 % 4   9.9E-5 6 
CE O   158.172 20        0.0149 % 9   2.36E-5 15 
CE P   158.326 20        0.00241 % 15   3.82E-6 23 

Gamma and X-ray radiation:

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



XR l    14.3       1.83 % 10   2.62E-4 14 
    44.63 10  S      0.00251 % 15   1.12E-6 7 
XR kα2    99.525       0.0319 % 21   3.18E-5 21 
   102.82 2        0.125 % 9   1.29E-4 10 
XR kα1   103.374       0.051 % 3   5.2E-5 3 
XR kβ3   116.244       0.0061 % 4   7.1E-6 5 
XR kβ1   117.228       0.0120 % 8   1.41E-5 9 
XR kβ2   120.54       0.0047 % 3   5.7E-6 4 
   158.35 2        0.58 % 3   9.2E-4 5 

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
    44.63102.82, 158.35
   102.8244.63, 158.35
   158.3544.63, 102.82

Dataset #3:

Author: Shaofei Zhu   Citation:Nuclear Data Sheets 182, 2 (2022).

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
236
93
Np
 0    6(-)   1.55×10+5 y 1    ε: 87.8 2  9.3E+2   
236
92
U
 

Electrons:

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



Auger L     9.89     111 % 8   0.0109 8 
CE L    23.4856 20       54 % 14   0.013 3 
CE L    34.8 8        0.073 %  2.56E-5
CE M    39.6950 20       15 % 4   0.0060 15 
CE N    43.8022 20        4.1 % 10   0.0018 4 
CE K    44.702 3        6.6 % 3   0.00294 15 
CE O    45.0792 20        0.93 % 23   4.2E-4 11 
CE P    45.2233 20        0.15 % 4   6.8E-5 17 
CE M    51.1 8        0.0203 %  1.04E-5
CE N    55.2 8        0.0055 %  3.04E-6
CE O    56.4 8        0.00126 %  7.1E-7
CE P    56.6 8        2.05E-4 %  1.16E-7
Auger K    72.6       2.1 % 3   0.00152 21 
CE L    81.6426 3        0.0667 %  5.45E-5
CE L    82.480 4       58 % 3   0.048 3 
CE M    97.8520 4        0.0185 %  1.81E-5
CE M    98.689 4       16.1 % 9   0.0159 9 
CE N   101.9592 4        0.00503 %  5.12E-6
CE N   102.796 4        4.38 % 23   0.00451 24 
CE O   103.236       0.001154 %  1.192E-6
CE P   103.38       1.89E-4 %  1.95E-7
CE O   104.073 4        1.01 % 5   0.00105 6 
CE P   104.217 4        0.165 % 9   1.72E-4 9 
CE L   138.551 3       35.8 % 18   0.050 3 
CE M   154.760 3        9.9 % 5   0.0153 8 
CE N   158.867 3        2.69 % 14   0.00427 22 
CE O   160.144 3        0.62 % 3   9.9E-4 5 
CE P   160.288 3        0.103 % 5   1.65E-4 8 
CE K   422.48 7        3.5E-5 %  1.5E-7
CE K   526.62 7        0.0028 %  1.48E-5
CE K   571.98 6        0.00138 %  7.9E-6
CE L   620.47 7        7.8E-4 %  4.9E-6
CE L   665.83 6        4.4E-4 %  2.9E-6

Gamma and X-ray radiation:

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



XR l    13.6     111 % 8   0.0150 11 
    45.243 2        0.13 % 3   5.7E-5 14 
    56.6 8  S      5.06E-4 %  2.86E-7
XR kα2    94.654      19.7 % 9   0.0186 9 
XR kα1    98.434      31.5 % 15   0.0310 15 
   103.4 S      0.00803 %  8.30E-6
   104.237 4        7.3 % 4   0.0076 4 
XR kβ3   110.421       3.94 % 19   0.00435 21 
XR kβ1   111.298       7.5 % 4   0.0083 4 
XR kβ2   114.445       2.89 % 14   0.00331 16 
   160.308 3       31.6 % 15   0.0507 25 
   538.09 7        3.16E-4 %  1.70E-6
   642.23 7        0.0253 %  1.62E-4
   687.59 6        0.00632 %  4.35E-5

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
    45.24356.6 (3.78E-9), 103.4 (3.78E-9), 104.237, 160.308, 538.09, 642.23
    56.645.243 (3.78E-9), 103.4, 104.237 (3.78E-9), 538.09 (3.78E-9), 642.23 (3.78E-9), 687.59 (3.78E-9)
   103.445.243 (3.78E-9), 56.6, 104.237 (3.78E-9), 538.09 (3.78E-9), 642.23 (3.78E-9), 687.59 (3.78E-9)
   104.23745.243, 56.6 (3.78E-9), 103.4 (3.78E-9), 160.308, 538.09
   160.30845.243, 104.237
   538.0945.243, 56.6 (3.78E-9), 103.4 (3.78E-9), 104.237
   642.2345.243, 56.6 (3.78E-9), 103.4 (3.78E-9)
   687.5956.6 (3.78E-9), 103.4 (3.78E-9)