Multiphysics Modeling and Validation of Spent Fuel Isotopics Using Coupled Neutronics/Thermal-Hydraulics Simulations

Table 3

Experimental data used for validation for the 2F2DN23/SF98 benchmark.

Isotope	Sample 1	Sample 2	Sample 3	Sample 4	Sample 5	Sample 6	Sample 7	Sample 8
U-234	4.88E − 05	2.68E − 04	2.18E − 04	1.98E − 04	1.90E − 04	1.86E − 04	1.96E − 04	2.35E − 04
U-235	4.13E − 03	1.74E − 02	8.14E − 03	5.97E − 03	6.32E − 03	9.06E − 03	9.36E − 03	1.55E − 02
U-236	4.86E − 04	3.55E − 03	4.99E − 03	5.28E − 03	5.31E − 03	5.14E − 03	5.14E − 03	4.29E − 03
U-238	9.88E − 01	9.46E − 01	9.41E − 01	9.36E − 01	9.33E − 01	9.33E − 01	9.33E − 01	9.43E − 01
Pu-238	3.13E − 06	2.83E − 05	1.17E − 04	1.68E − 04	1.94E − 04	1.69E − 04	2.08E − 04	9.54E − 05
Pu-239	2.30E − 03	3.37E − 03	3.69E − 03	3.79E − 03	4.26E − 03	5.30E − 03	5.63E − 03	5.34E − 03
Pu-240	5.47E − 04	1.12E − 03	2.14E − 03	2.46E − 03	2.61E − 03	2.63E − 03	2.67E − 03	1.82E − 03
Pu-241	1.33E − 04	4.31E − 04	8.95E − 04	1.03E − 03	1.17E − 03	1.29E − 03	1.36E − 03	9.08E − 04
Pu-242	1.69E − 05	9.29E − 05	4.62E − 04	6.62E − 04	6.94E − 04	5.43E − 04	5.44E − 04	2.22E − 04
Nd-148	4.56E − 05	2.91E − 04	4.06E − 04	4.66E − 04	4.85E − 04	4.41E − 04	4.36E − 04	3.00E − 04