Shrinkage mechanisms and shrinkage-mitigating strategies of alkali-activated slag composites: A critical review

B Zhang, H Zhu, Y Cheng, GF Huseien… - Construction and Building …, 2022 - Elsevier
Alkali-activated binders are considered as promising alternatives for ordinary Portland
cement (OPC) binders due to their positive environmental effects and excellent mechanical …

Recent progress in low-carbon binders

C Shi, B Qu, JL Provis - Cement and Concrete Research, 2019 - Elsevier
The development of low-carbon binders has been recognized as a means of reducing the
carbon footprint of the Portland cement industry, in response to growing global concerns …

A review on shrinkage-reducing methods and mechanisms of alkali-activated/geopolymer systems: Effects of chemical additives

B Zhang, H Zhu, P Feng, P Zhang - Journal of Building Engineering, 2022 - Elsevier
Alkali-activated binders or geopolymers are identified as an ideal substitute for ordinary
Portland cement (OPC) binders because of their outstanding mechanical characteristics and …

Alkali-activated materials and geopolymer: a review of common precursors and activators addressing circular economy

M Nodehi, VM Taghvaee - Circular Economy and Sustainability, 2022 - Springer
Introduction The vast increase in CO2 and waste generation in recent decades has been a
major obstacle to sustainable development and sustainability. In construction industry, the …

Drying shrinkage in alkali-activated binders–a critical review

M Mastali, P Kinnunen, A Dalvand, RM Firouz… - … and Building Materials, 2018 - Elsevier
Alkali-activated binders have been proposed and have emerged as an alternative to
ordinary Portland cement (OPC) binders with acceptable mechanical and durability …

The effect of curing regimes on physico-mechanical, microstructural and durability properties of alkali-activated materials: A review

M Nodehi, T Ozbakkaloglu, A Gholampour… - … and Building Materials, 2022 - Elsevier
Alkali-activated materials (AAMs) refer to a group of alternative materials to ordinary
Portland cement concrete with reduced environmental footprint. Despite several benefits of …

Autogenous shrinkage of alkali activated slag mortars: Basic mechanisms and mitigation methods

DB Kumarappa, S Peethamparan, M Ngami - Cement and Concrete …, 2018 - Elsevier
This paper presents various mechanisms that can explain the cause of excessive
autogenous shrinkage exhibited by alkali activated slag mortars (AASM) compared to …

Drying shrinkage of one-part alkali-activated slag concrete

G Sadeghian, K Behfarnia, M Teymouri - Journal of Building Engineering, 2022 - Elsevier
The aim of this study was to evaluate the drying shrinkage of one-part alkali-activated slag
concrete (AASC) for up to 180 days that is influenced by mix design parameters. A total of 24 …

Influence of fly ash on the pore structure and shrinkage characteristics of metakaolin-based geopolymer pastes and mortars

T Yang, H Zhu, Z Zhang - Construction and Building Materials, 2017 - Elsevier
This study investigates the pore structure and shrinkage behavior of metakaolin-based
geopolymer pastes and mortars containing 0–30% fly ash. Fly ash substitution decreases …

Solidification of radioactive wastes by cement-based materials

J Li, L Chen, J Wang - Progress in Nuclear Energy, 2021 - Elsevier
Solidification is the most widely applied treatment method for radioactive waste, and cement
is the most commonly used material for the immobilization of radionuclides, due to its …