Research Article

Data-Driven and Precursor-Group Uncertainty Propagation of Lattice Kinetic Parameters in UAM Benchmark

Table 2

Delayed neutron group data for isotopes delayed neutrons are assigned to either thermal or fast fission set.

Isotope No.IsotopeNo.

Th-227 (T)10.163 0.0000.0125 0.0000Th-229 (T)10.109 0.0000.0125 0.0000
20.264 0.0000.0308 0.000020.223 0.0000.0315 0.0000
30.109 0.0000.0661 0.000030.116 0.0000.0603 0.0000
40.283 0.0000.1995 0.000040.295 0.0000.1997 0.0000
50.156 0.0000.4691 0.000050.206 0.0000.5058 0.0000
60.024 0.0002.0235 0.000060.052 0.0001.7652 0.0000

Th-232 (F)10.034 0.0030.0124 0.0003Pa-231 (F)10.078 0.0000.0125 0.0000
[7]20.150 0.0070.0334 0.001620.213 0.0000.0307 0.0000
30.155 0.0310.1210 0.00730.112 0.0000.0591 0.0000
40.446 0.0220.3210 0.01640.304 0.0000.1877 0.0000
50.172 0.0191.2100 0.130050.243 0.0000.4383 0.0000
60.043 0.0093.2900 0.440060.052 0.0002.1462 0.0000

U-232 (T)10.120 0.0130.0128 0.0001U-234 (F)10.054 0.0000.0125 0.0000
[25]20.300 0.0320.0350 0.000320.216 0.0000.0304 0.0000
30.307 0.0400.1439 0.005930.102 0.0000.0690 0.0000
40.259 0.0340.3960 0.045040.342 0.0000.2051 0.0000
50.016 0.0011.3500 0.000050.219 0.0000.5090 0.0000
60.000 0.0000.0000 0.000060.066 0.0002.2513 0.0000

U-236 (F)10.027 0.0050.0125 0.0000U-238 (F)10.013 0.0010.0132 0.0004
[19]20.193 0.0340.0338 0.0000[7]20.137 0.0030.0321 0.0009
30.179 0.0400.1390 0.000030.162 0.0300.1390 0.0070
40.431 0.0890.3310 0.000040.388 0.0180.3580 0.0210
50.132 0.0281.0600 0.000050.225 0.0191.4100 0.1000
60.037 0.0152.4900 0.000060.075 0.0074.0200 0.3200

Pu-238 (F)10.043 0.0090.0126 0.0001Pu-240 (F)10.028 0.0040.0129 0.0006
[25]20.308 0.0680.0303 0.0004[7]20.273 0.0060.0313 0.0007
30.115 0.0700.0851 0.012030.192 0.0780.1350 0.0160
40.178 0.0400.1970 0.023040.350 0.0300.3330 0.0460
50.328 0.0730.3560 0.051050.128 0.0271.3600 0.3000
60.033 0.0052.5582 0.000060.029 0.0094.0400 1.1600

Pu-241 (T)10.010 0.0030.0128 0.0002Pu-242 (F)10.004 0.0010.0128 0.0003
[7]20.229 0.0060.0299 0.0006[7]20.195 0.0320.0314 0.0013
30.173 0.0250.1240 0.013030.161 0.0480.1280 0.0090
40.390 0.0500.3520 0.018040.412 0.1530.3250 0.0200
50.182 0.0191.6100 0.150050.218 0.0871.3500 0.9900
60.016 0.0053.4700 1.700060.010 0.0033.7000 0.4400

Am-241 (T)10.036 0.0020.0122 0.0005Cm-245 (T)10.024 0.0020.1334 0.0001
[21]20.309 0.0150.0318 0.0016[25]20.302 0.0280.0303 0.0001
30.195 0.0080.1110 0.007030.091 0.0290.1040 0.0140
40.331 0.0390.3000 0.017040.294 0.0560.2110 0.0110
50.110 0.0050.8900 0.023050.230 0.0310.5370 0.0730
60.018 0.0042.4568 0.000060.059 0.0042.8893 0.0000

Cf-252 (S)10.005 0.0010.0125 0.0000
[26]20.233 0.0290.0259 0.0011
30.213 0.0380.1136 0.0261
40.385 0.0490.3466 0.0520
50.133 0.0271.3863 0.2772
60.031 0.0083.2396 0.0000

Computational data taken from [27].