Recent progress in understanding setting and hardening of alkali-activated slag (AAS) materials

D Jiang, C Shi, Z Zhang - Cement and Concrete Composites, 2022 - Elsevier
Alkali-activated slag (AAS with type of slag being blast-furnace slag) binders possesses
substantially different hydration mechanisms from Portland cement (PC) binders, leading to …

Degradation resistance of different cementitious materials to phosphoric acid attack at early stage

J Ren, L Zhang, B Walkley, JR Black… - Cement and Concrete …, 2022 - Elsevier
Sewer wastewater systems pose great threats to OPC-based concretes used for pipes due
to the presence of various acids. Phosphoric acid can cause as much damage as sulphuric …

[HTML][HTML] Long-term cement hydration studies with isothermal calorimetry

O Linderoth, L Wadsö, D Jansen - Cement and Concrete Research, 2021 - Elsevier
The purpose of this study was to investigate for how long the thermal power of hydration can
be measured with isothermal calorimetry, which is a general measurement technique with …

Preparation of coal gasification coarse slag-based alkaline activator and its activation mechanism in alkali-activated slag

X Sun, R Sun, D Liu, Z Liu, D Wang, W Cao… - Cement and Concrete …, 2024 - Elsevier
The good performance and durability of alkali-activated slag (AAS) make it to be a potential
alternative to ordinary Portland cement. However, the preparation of activators such as water …

[HTML][HTML] A hydro-thermo-chemo-mechanical model for slag-blended cementitious systems at early ages

J Wang, Z Hu, J Zhang, H Li, J Liu - Composites Part B: Engineering, 2024 - Elsevier
A comprehensive hydro-thermo-chemo-mechanical model for predicting the early-age
properties development of slag-blended cementitious systems is presented in this study. A …

Measuring and modeling cement hydration kinetics at variable temperature conditions

X Pang, WC Jimenez, J Singh - Construction and Building Materials, 2020 - Elsevier
The heat evolution during the hydration of a Class H oil well cement was examined by both
the traditional isothermal calorimetry method and a new differential scanning calorimetry …

The role of solvent quality and of competitive adsorption on the efficiency of superplasticizers in alkali-activated slag pastes

C Paillard, MA Cordoba, N Sanson… - Cement and Concrete …, 2023 - Elsevier
The loss of dispersing ability by polycarboxylates ether superplasticizers in alkali-activated
slag cements has been widely reported. However, no clear-cut explanation of this …

Analysis of hydration kinetics and strength progress in cement–slag binary composites

XY Wang - Journal of Building Engineering, 2021 - Elsevier
Slag is an industry by-product of steel-making factories that is widely found in the concrete
industry. This study shows a framework for evaluating the hydration heat, reaction amount …

Basic creep properties of hydrates in mature slag-based CEM II concretes: A micromechanical analysis

M Sorgner, RD Flores, B Pichler, T Pilgerstorfer… - Cement and Concrete …, 2025 - Elsevier
The demand for accurate characterization of slag-based CEM II concretes is becoming
increasingly important as the construction sector shifts towards eco-efficient materials. Here …

Isothermal calorimetry study of the effect of citric acid on the hydration kinetics of magnesium oxysulfate cement

X Pang, H Liu, L Chen, Y Yuan, X Liu, X Pang… - … and Building Materials, 2023 - Elsevier
The hydration kinetics of magnesium oxysulfate cement (MOS) with and without citric acid
(CA) was evaluated via isothermal calorimetry. A series of tests were conducted with …