[HTML][HTML] A comprehensive review on clay swelling and illitization of smectite in natural subsurface formations and engineered barrier systems

L Ohazuruike, KJ Lee - Nuclear Engineering and Technology, 2023 - Elsevier
For the safe disposal of high-level radioactive waste using Engineered Barrier Systems
(EBS), bentonite buffer is used by its high swelling capability and low hydraulic conductivity …

Thermal–hydraulic–mechanical–chemical coupled processes and their numerical simulation: a comprehensive review

N Zhang, Z Luo, Z Chen, F Liu, P Liu, W Chen, L Wu… - Acta Geotechnica, 2023 - Springer
With the growing development and utilization of underground space and resources, rock
masses exposed to high stresses and pore pressure, large temperature changes, and …

Modeling of coupled thermo-hydro-mechanical processes with links to geochemistry associated with bentonite-backfilled repository tunnels in clay formations

J Rutqvist, L Zheng, F Chen, HH Liu… - Rock Mechanics and Rock …, 2014 - Springer
This paper presents simulation results related to coupled thermal–hydraulic–mechanical
(THM) processes in engineered barrier systems (EBS) and clay host rock, in one case …

Coupled THMC models for bentonite in an argillite repository for nuclear waste: Illitization and its effect on swelling stress under high temperature

L Zheng, J Rutqvist, H Xu, JT Birkholzer - Engineering geology, 2017 - Elsevier
Subsurface manipulations such as those expected from the disposal of heat-emanating
radioactive waste in deep repositories can induce strongly coupled Thermal (T) …

Thermal conductivity function for fine-grained unsaturated soils linked with water retention by capillarity and adsorption

Y Lu, JS McCartney - Journal of Geotechnical and …, 2024 - ascelibrary.org
A thermal conductivity function (TCF) is proposed for unsaturated fine-grained soils
describing the evolution of thermal conductivity with respect to degree of saturation at room …

[HTML][HTML] Reactive transport models of the geochemical interactions at the iron/bentonite interface in laboratory corrosion tests

A Mon, J Samper, L Montenegro, MJ Turrero… - Applied Clay …, 2023 - Elsevier
Carbon steel and compacted bentonite have been proposed as candidate materials for the
overpack and buffer, respectively, of the multi-barrier system of a geological high-level …

Reactive transport at the crossroads

CI Steefel - Reviews in Mineralogy and Geochemistry, 2019 - pubs.geoscienceworld.org
Reactive transport in the Earth and Environmental Sciences is at a crossroads today. The
discipline has reached a level of maturity well beyond what could be demonstrated even 15 …

Coupled thermo-hydro-mechanical-chemical processes with reactive dissolution by non-equilibrium thermodynamics

Y Ma, S Ge, H Yang, X Chen - Journal of the Mechanics and Physics of …, 2022 - Elsevier
Abstract The Clausius-Duhem Inequality has been widely adopted to model the coupled
Thermo-Hydro-Mechanical-Chemical processes. However, this paper points out that when …

The hydration of bentonite buffer material revealed by modeling analysis of a long-term in situ test

L Zheng, H Xu, J Rutqvist, M Reagan, J Birkholzer… - Applied Clay …, 2020 - Elsevier
The hydration of a bentonite barrier in the early stage of a geologic nuclear waste repository
with a bentonite buffer is a critical issue for its long-term performance and safety because …

[HTML][HTML] Benchmarking of reactive transport codes for 2D simulations with mineral dissolution–precipitation reactions and feedback on transport parameters

J Poonoosamy, C Wanner, P Alt Epping… - Computational …, 2021 - Springer
Porosity changes due to mineral dissolution–precipitation reactions in porous media and the
resulting impact on transport parameters influence the evolution of natural geological …