Study on the Sensitivity and Uncertainty of Nuclear Data to the Sodium-Cooled Linear Breed-and-Burn Fast Reactor Using SCALE6.2 Code

Table 2

Major sensitivities of (positive direction).

Isotopes	Nuclear data	Sensitivity for ENDF/B-VII.0	Sensitivity for ENDF/B-VII.1
^235U	ν, ν	8.07E – 01	8.06E – 01
^235U	σf, σf	5.28E – 01	5.28E – 01
^238U	ν, ν	1.85E – 01	1.86E – 01
^238U	σf, σf	1.12E – 01	1.12E – 01
^238U	σel, σel	2.17E – 02	2.21E – 02
^56Fe	σel, σel	1.06E – 02	1.11E – 02
^23Na	σel, σel	8.42E – 03	8.76E – 03
^208Pb	σel, σel	7.87E – 03	7.73E – 03
^239Pu	ν, ν	5.85E – 03	5.88E – 03