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Open AccessBorosilicate glass alteration in vapor phase and aqueous medium
A Na-alumino-borosilicate glass and its Ca-doped counterpart were altered in vapor phase (98% relative humidity) and aqueous medium at 90 °C. Both the alteration media were enriched in 17O. Characterization of th...
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Article
Open AccessToF-SIMS depth profiling of altered glass
Glass and mineral corrosion usually leads to the formation of morphologically and compositionally complex surface layers that can be characterized by various analytical techniques to infer rate control mechani...
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Article
Open AccessEffect of thermally induced structural disorder on the chemical durability of International Simple Glass
While the influence of silicate oxide glass composition on its chemical durability is increasingly known, the contribution of structure only is less well understood, yet is crucial for an accurate description ...
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Article
Open AccessDynamics of self-reorganization explains passivation of silicate glasses
Understanding the dissolution of silicate glasses and minerals from atomic to macroscopic levels is a challenge with major implications in geoscience and industry. One of the main uncertainties limiting the de...
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Article
Open AccessChemical durability of peraluminous glasses for nuclear waste conditioning
For the handling of high level nuclear waste (HLW), new glass formulations with a high waste capacity and an enhanced thermal stability, chemical durability, and processability are under consideration. This st...
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Article
Open AccessVarious effects of magnetite on international simple glass (ISG) dissolution: implications for the long-term durability of nuclear glasses
Understanding the effect of near-field materials, such as iron corrosion products, on the alteration of vitreous nuclear waste is essential for modeling long-term stability of these waste forms in a geological...
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Article
Open AccessOrigin and consequences of silicate glass passivation by surface layers
Silicate glasses are durable materials, but are they sufficiently durable to confine highly radioactive wastes for hundreds of thousands years? Addressing this question requires a thorough understanding of the...
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Structural Evolution of Nuclear Glasses under Forcing Conditions (Irradiation, Alteration)
Assessing the long-term behavior of nuclear glass implies the prediction of their long-term performance, and more precisely of their evolution under irradiation and during interaction with water. After briefly...
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Article
Insight into silicate-glass corrosion mechanisms
The remarkable chemical durability of silicate glass makes it suitable for a wide range of applications. The slowdown of the aqueous glass corrosion kinetics that is frequently observed at long time is general...
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Article
Leaching and migration of Np, Pu, and Am from a-doped SON68 HLW glass in contact with dense clay
In the frame of an integrated in situ test on the alteration of the SON68 reference glass in realistic disposal conditions, the leaching of Np, Pu, and Am from a-doped SON68 glass samples and their migration in t...
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CORALUS: An Integrated In Situ Corrosion Test on α-Active HLW Glass
Integrated in situ corrosion tests with α-doped SON68 glass samples have been and are still being performed in the HADES underground laboratory in Mol, Belgium. Two test tubes have been dismantled, and the glass ...
