Numerical study on the chemical and electrochemical coupling mechanisms for concrete under combined chloride-sulfate attack

Z Meng, Q Liu, N Ukrainczyk, S Mu, Y Zhang… - Cement and Concrete …, 2024 - Elsevier
Cementitious materials exposed to marine and saline environments are commonly
threatened by a combined attack of sulfate and chloride ions. This study developed a …

Porosity and durability tests on 3D printing concrete: A review

KH Ler, CK Ma, CL Chin, IS Ibrahim, KH Padil… - … and Building Materials, 2024 - Elsevier
Abstract 3D concrete printing represents a modern trend in construction automation,
characterized by the layer-by-layer deposition of concrete using 3D printers to construct …

A critical review of existing test-methods for external sulfate attack

M Jabbour, OO Metalssi, M Quiertant… - Materials, 2022 - mdpi.com
External sulfate attack (ESA) of cementitious materials has been studied worldwide for a
very long time. This physical/chemical interaction between sulfate ions and the cement …

The influence of two types of alkali activators on the microstructure and performance of supersulfated cement concrete: mitigating the strength and carbonation …

Y Zhou, Z Peng, L Chen, J Huang, T Ma - Cement and Concrete …, 2021 - Elsevier
As a low-carbon cementitious material, the supersulfated cement (SSC) is composed of a
thimbleful of cement clinkers and massive industry by-products, i. e: gypsum and slag …

Mechanical behavior and permeability of plastic concrete containing natural zeolite under triaxial and uniaxial compression

A Akbarpour, M Mahdikhani… - Journal of Materials in …, 2022 - ascelibrary.org
This paper represents a series of laboratory tests to illustrate the effects of natural zeolite
and sulfate environment on the mechanical behavior, hydraulic properties, and …

Understanding of the deterioration characteristic of concrete exposed to external sulfate attack: Insight into mesoscopic pore structures

Z Zhang, J Zhou, J Yang, Y Zou, Z Wang - Construction and Building …, 2020 - Elsevier
Sulfate attack-induced deterioration on concrete begins with significant expansive forces
generated at the narrow mesoscopic pore-level. However, the corresponding mesoscopic …

Mechanistic insights into two-stage expansion of concrete under external sulfate attack

D Zou, M Zhang, S Qin, X Zhang, T Liu - Construction and Building …, 2024 - Elsevier
Despite extensive academic research on durability issues caused by sulfate attack,
deterioration reasons and expansion mechanisms of concrete remain controversial, with …

Influence of magnesium slag as a mineral admixture on the performance of concrete

G Ji, X Peng, S Wang, C Hu, P Ran, K Sun… - Construction and Building …, 2021 - Elsevier
Magnesium slag is a byproduct of the magnesium industry. It has not been commonly used
in the construction industry due to the poor hydration reactivity and soundness risk induced …

Finite element analysis on the diffusion-reaction-damage behavior in concrete subjected to sodium sulfate attack

GJ Yin, ZQ Shan, L Miao, YJ Tang, XB Zuo… - Engineering Failure …, 2022 - Elsevier
The deterioration of concrete caused by sodium sulfate attack (SSA) is a process of volume
expansion and cracking layer by layer, causing the external solution to flow directly into …

Corrosion characteristics of basalt-polypropylene hybrid fiber concrete under the compound salt and drying-wetting cycles

L Su, Z Ma, D Niu, D Huang, Z Sun, Y Zhang… - … and Building Materials, 2024 - Elsevier
Concrete is widely used in civil engineering due to its superior properties, however, due to
its crack-prone nature, its application in marine engineering will generate a large number of …