Chemical and mineralogical characterizations of a low-pH cementitious material designed for the disposal cell of the high-level radioactive waste (HLW)

J Bonnet, R Mosser-Ruck, J Sterpenich… - Cement and Concrete …, 2022 - Elsevier
This paper presents the chemical and mineralogical characterizations of a cementitious
material and its behaviour to temperature increase in conditions close to those of radioactive …

A sorption model for alkalis in cement-based materials–correlations with solubility and electrokinetic properties

P Henocq - Physics and Chemistry of the Earth, Parts A/B/C, 2017 - Elsevier
In cement-based materials, radionuclide uptake is mainly controlled by calcium silicate
hydrates (CSH). This work presents an approach for defining a unique set of parameters of a …

Effects of cement organic additives on the adsorption of uranyl ions on calcium silicate hydrate phases: experimental determination and computational molecular …

I Androniuk - 2017 - theses.hal.science
Cementitious materials are extensively used in the design and construction of radioactive
waste repositories. One of the ways to enhance their performance is to introduce organic …

Structural description of cement hydrates modified by incorporation of nanocomposites derived from lamellar double hydroxides

F Amor, A Diouri, A Bouregba, P Hajek - Materials Today: Proceedings, 2022 - Elsevier
Calcium silicate hydrates (CSH) are the main phases resulting from the hydration of
anhydrous Portland cement and on which the evolution of mechanical properties depends …

Etude de la lixiviation de l'aluminium de matériaux cimentaires à base de CEM III utilisés dans les canalisations d'eau potable: approche expérimentale et numérique

M Berthomier - 2019 - theses.hal.science
Une consommation importante d'aluminium peut être dangereuse pour l'Homme. L'Union
Européenne et l'Organisation Mondiale de la Santé recommandent une concentration …

[CITATION][C] Propriétés hydrauliques, photocatalytiques et structurales de phases cimentaires incorporant des nanocomposites dérivés d'hydroxydes doubles …

A Fouad - 2019 - Université Mohamed V, Faculté des …