Author: N. Abrate This dataset refers to the article "Generalized Perturbation Techniques for Uncertainty Quantification in Lead-Cooled Fast Reactors", authored by N. Abrate, S. Dulla and P. Ravetto, submitted to Annals of Nuclear Energy (2021). For any information contact "nicolo.abrate@polito.it" Each directory contains an explanatory README.txt file. The calculations require the "rompy" python package to be locally installed (via "pip install rompy/") and attached to the system path.