Effective geologic sequestration of C02 requires long-term storage with very low leak rates.
Injection wells are an obvious leakage pathway for C02 because they perforate the …

A general description of the mathematical and numerical formulations used in modern
numerical reactive transport codes relevant for subsurface environmental simulations is …

The buffer/backfill material of bentonite acts the most important role for the safety of high-
level nuclear waste repository. After the closure of repository, the concrete as another barrier …

The development of Thermoddem, a thermodynamic database devoted to geochemical
modelling for environmental studies in general and, more specifically, to chemical systems …

Among the various risks associated with CO 2 storage in deep geologic formations, wells
are important potential pathways for fluid leaks and groundwater contamination. Injection of …

Two magnesium silicate hydrates (MSH) with structural magnesium/silicon ratios of
0.57±0.08 and 1.07±0.13 were synthesized at room temperature, with one year of synthesis …

This article summarizes long-term degradation mechanisms of cementitious materials in
contact with fresh and saline solutions based on a review of experimental observations in …

Many geoscientific fields use reactive transport codes to set up and interpret experiments as
well as to understand natural processes. Reactive transport codes are also useful to give …

The chemistry of pore water is an important property of clayrocks being considered as host
rocks for long-term storage of radioactive waste. It may be difficult, if not impossible, to obtain …

Interactions between cementitious materials and claystone are driven by chemical gradients
in pore water and might lead to mineralogical modifications in both materials. In the context …