Impact of UC2, UC, UBC and UB2 target compositions on the release of fission products

Fuente: arXiv
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Main Authors: Guillot, Julien, Roussiere, Brigitte, Tusseau-Nenez, Sandrine, Deloncle, Isabelle, Humenny, Martin, Lebois, Matthieu, Ledu, Jean-Francois, Roques, Jerome, Brisset, Francois
Format: Preprint
Published: 2025
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author Guillot, Julien
Roussiere, Brigitte
Tusseau-Nenez, Sandrine
Deloncle, Isabelle
Humenny, Martin
Lebois, Matthieu
Ledu, Jean-Francois
Roques, Jerome
Brisset, Francois
author_facet Guillot, Julien
Roussiere, Brigitte
Tusseau-Nenez, Sandrine
Deloncle, Isabelle
Humenny, Martin
Lebois, Matthieu
Ledu, Jean-Francois
Roques, Jerome
Brisset, Francois
contents The release properties of 4 targets (UC2, UC, UBC, UB2) were measured for 11 elements (Kr, Sr, Ru, Sn, Sb, Te, I, Cs, Ba, La, and Ce) using an off-line technique. The crystal packing fraction and the size of the studied element play a key role in the release process. However, physicochemical properties are also involved, notably melting and boiling points in vacuum and the minimal oxidation state. Principal component analysis was used to investigate the interrelationships between the physicochemical properties of fission products (from Fe to Dy) and the observed releases, thereby enabling predictions to be made about the release properties of the four crystallic configurations for elements that are inaccessible in off-line experiments.
format Preprint
id arxiv_https___arxiv_org_abs_2503_16574
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Impact of UC2, UC, UBC and UB2 target compositions on the release of fission products
Guillot, Julien
Roussiere, Brigitte
Tusseau-Nenez, Sandrine
Deloncle, Isabelle
Humenny, Martin
Lebois, Matthieu
Ledu, Jean-Francois
Roques, Jerome
Brisset, Francois
Materials Science
Nuclear Experiment
The release properties of 4 targets (UC2, UC, UBC, UB2) were measured for 11 elements (Kr, Sr, Ru, Sn, Sb, Te, I, Cs, Ba, La, and Ce) using an off-line technique. The crystal packing fraction and the size of the studied element play a key role in the release process. However, physicochemical properties are also involved, notably melting and boiling points in vacuum and the minimal oxidation state. Principal component analysis was used to investigate the interrelationships between the physicochemical properties of fission products (from Fe to Dy) and the observed releases, thereby enabling predictions to be made about the release properties of the four crystallic configurations for elements that are inaccessible in off-line experiments.
title Impact of UC2, UC, UBC and UB2 target compositions on the release of fission products
topic Materials Science
Nuclear Experiment
url https://arxiv.org/abs/2503.16574