Table 5 Experimental slow neutron macroscopic cross-sections and calculated effective removal cross-section of fast and thermal neutrons, with their corresponding HVLs
Sample designation | \(\sum\nolimits_{s} {{\text{cm}}^{ - 1} }\) | HVL (cm) | \(\sum\nolimits_{{\text{R}}} {{\text{cm}}^{ - 1} }\) | HVL (cm) | \(\sum\nolimits_{{{\text{th}}}} {{\text{cm}}^{ - 1} }\) | HVL (cm) |
|---|---|---|---|---|---|---|
NM0 | 0.2853±0.0143 | 2.43±0.09 | 0.1622 | 4.27 | 0.0649 | 10.68 |
NM5 | 0.3656±0.0183 | 1.90±0.08 | 0.1726 | 4.02 | 0.0750 | 9.24 |
NM10 | 0.3982±0.0199 | 1.74±0.07 | 0.1735 | 4.00 | 0.0831 | 8.34 |
NM15 | 0.4339±0.0217 | 1.60±0.06 | 0.1741 | 3.98 | 0.0910 | 7.61 |
NM20 | 0.4594±0.0230 | 1.51±0.06 | 0.1745 | 3.97 | 0.1000 | 6.93 |
NM30 | 0.5219±0.0261 | 1.33±0.05 | 0.1749 | 3.96 | 0.1131 | 6.13 |
Diff.%a | 83.1 | − 82.7 | 7.8 | − 7.8 | 74.3 | − 74.2 |