Representativity studies of GEN-III large cores to ZPR experiments with respect to nuclear data - A first step towards transposition

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Table 13.

Uncertainty distribution of the fission rate ratio over the main contributors at zero power: nuclear data accounting for 95 % of the total uncertainty.

UAM-UOX		UAM-MOX		UH1.4		UMZ

data	unc.	data	unc.	data	unc.	data	unc.
χ^U235	4.4%	$σ_{f}^{Pu 239}$ $\sigma _f^{Pu239}$	7.6%	$σ_{scat}^{^{1} H_H_{2} O}$ $\sigma _{scat}^{{}^1H\_H_2O}$	0.8%	χ^U235	1.0%
$σ_{scat}^{^{1} H_H_{2} O}$ $\sigma _{scat}^{{}^1H\_H_2O}$	2.8%	$σ_{c}^{Pu 239}$ $\sigma _c^{Pu239}$	7.2%	$σ_{scat}^{U 238}$ $\sigma _{scat}^{U238}$	0.6%	χ^Pu239	0.7%
$σ_{scat}^{U 238}$ $\sigma _{scat}^{U238}$	2.3%	ν^U235	6.5%	$σ_{c}^{^{1} H_H_{2} O}$ $\sigma _c^{{}^1H\_H_2O}$	0.4%	$σ_{c}^{Pu 239}$ $\sigma _c^{Pu239}$	0.7%
$σ_{c}^{U 235}$ $\sigma _c^{U235}$	2.2%	$σ_{c}^{U 235}$ $\sigma _c^{U235}$	6.4%	χ^U235	0.3%	$σ_{c}^{^{1} H_H_{2} O}$ $\sigma _c^{{}^1H\_H_2O}$	0.7%
$σ_{c}^{U 238}$ $\sigma _c^{U238}$	0.9%	$σ_{c}^{Pu 240}$ $\sigma _c^{Pu240}$	6.3%			$σ_{f}^{Pu 239}$ $\sigma _f^{Pu239}$	0.6%
		$σ_{c}^{Pu 242}$ $\sigma _c^{Pu242}$	5.1%			$σ_{c}^{Pu 240}$ $\sigma _c^{Pu240}$	0.6%
		$σ_{f}^{U 235}$ $\sigma _f^{U235}$	4.6%			$σ_{c}^{U 235}$ $\sigma _c^{U235}$	0.6%
		χ^U235	3.9%			$σ_{scat}^{U 238}$ $\sigma _{scat}^{U238}$	0.6%
		$σ_{f}^{Pu 241}$ $\sigma _f^{Pu241}$	2.8%			χ^Pu241	0.5%
		$σ_{scat}^{^{1} H_H_{2} O}$ $\sigma _{scat}^{{}^1H\_H_2O}$	2.7%			$σ_{f}^{U 235}$ $\sigma _f^{U235}$	0.4%
		$σ_{c}^{^{1} H_H_{2} O}$ $\sigma _c^{{}^1H\_H_2O}$	2.3%			ν^U235	0.4%
		$σ_{c}^{U 238}$ $\sigma _c^{U238}$	2.2%			$σ_{scat}^{^{1} H_H_{2} O}$ $\sigma _{scat}^{{}^1H\_H_2O}$	0.4%
						$σ_{c}^{Pu 242}$ $\sigma _c^{Pu242}$	0.3%

Total	6.3%	Total	18.4%	Total	1.1%	Total	2.2%

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