Aqueous alteration of silicate glass: state of knowledge and perspectives

S Gin, JM Delaye, F Angeli, S Schuller - npj Materials Degradation, 2021 - nature.com
The question of silicate glass chemical durability is at the heart of many industrial and
environmental issues, with certain glasses, such as bioglasses, needing to transform rapidly …

Inorganic waste forms for efficient immobilization of radionuclides

BK Singh, MA Hafeez, H Kim, S Hong… - ACS ES&T …, 2021 - ACS Publications
The immobilization of long-lived radionuclide wastes generated from nuclear power plants
(NPPs) during NPP operation, fuel reprocessing, and decommissioning of nuclear reactors …

[HTML][HTML] Comparative assessment of fast and thermal neutrons and gamma radiation protection qualities combined with mechanical factors of different borate-based …

G Lakshminarayana, HO Tekin, MG Dong… - Results in Physics, 2022 - Elsevier
Adequate shielding from ionizing radiations is essential in nuclear facilities because of such
radiations' adverse effects on humans in the event of unwanted or accidental exposure. In …

Spectroscopic ellipsometry study of thickness and porosity of the alteration layer formed on international simple glass surface in aqueous corrosion conditions

D Ngo, H Liu, N Sheth, R Lopez-Hallman… - npj Materials …, 2018 - nature.com
The porosity and pore-size distribution in the glass play an important role in glass corrosion;
however, such information is difficult to be obtained non-destructively. Here we report the …

Field strength of network-modifying cation dictates the structure of (Na-Mg) aluminosilicate glasses

H Sreenivasan, P Kinnunen, E Adesanya… - Frontiers in …, 2020 - frontiersin.org
Aluminosilicate glasses are materials with a wide range of technological applications. The
field strength of network-modifying cations strongly influences the structure of …

Effect of pH on the stability of passivating gel layers formed on International Simple Glass

M Fournier, T Ducasse, A Perez, A Barchouchi… - Journal of Nuclear …, 2019 - Elsevier
It has been well established that borosilicate glass dissolves much more slowly in saturated
silica solutions than in deionized water. The present study assesses this assertion for the …

On the effect of Al on alumino-borosilicate glass chemical durability

K Damodaran, S Gin, S Narayanasamy… - npj Materials …, 2023 - nature.com
The chemical durability of borosilicate glass used to confine nuclear wastes is known to vary
nonlinearly with their composition, making glass dissolution rate predictions difficult. Here …

Non-linear effects of alumina concentration on Product Consistency Test response of waste glasses

JD Vienna, JV Crum - Journal of Nuclear Materials, 2018 - Elsevier
The effect of alumina mole fraction on the 7-day Product Consistency Test (PCT) responses,
ln [NL α], of simulated nuclear waste glasses was examined. It was found that the effect is …

Behavior of B in passivating gels formed on International Simple Glass in acid and basic pH

K Damodaran, S Gin, JV De Montgolfier… - Journal of Non …, 2022 - Elsevier
Abstract International Simple Glass altered for years in silica saturated conditions develops
a passivating gel, which retains some mobile elements such as B and Ca in its inner region …

Fluorine surface speciation in South Andean volcanic ashes

G Bia, L Borgnino, G Zampieri, MG Garcia - Chemical Geology, 2020 - Elsevier
Fresh volcanic ash samples collected during the eruptions of the Hudson (1991), Chaitén
(2008), Puyehue (2011), Calbuco (2015) and Copahue (2016) volcanoes were analyzed in …