[HTML][HTML] Autogenous shrinkage of alkali-activated slag: A critical review

Z Li, Y Chen, JL Provis, Ö Cizer, G Ye - Cement and Concrete Research, 2023 - Elsevier
This paper provides a critical review on autogenous shrinkage of alkali-activated slag (AAS).
It is reported that AAS paste, mortar, and concrete generally show larger autogenous …

A review of autogenous shrinkage models of concrete

S Tang, D Huang, Z He - Journal of Building Engineering, 2021 - Elsevier
For concrete with low water-to-binder ratio, the autogenous shrinkage often takes up most of
the total shrinkage. In restrained structures, this kind of shrinkage will produce tensile stress …

[HTML][HTML] Shrinkage mitigation, strength enhancement and microstructure improvement of alkali-activated slag/fly ash binders by ultrafine waste concrete powder

G Liang, T Liu, H Li, K Wu - Composites Part B: Engineering, 2022 - Elsevier
The reuse of waste concrete powder (WCP) in the synthesis of alkali-activated binder (AAB)
composites has never been investigated. Herein, this paper reports the study about the …

[HTML][HTML] Mechanisms of autogenous shrinkage of alkali-activated slag and fly ash pastes

Z Li, T Lu, X Liang, H Dong, G Ye - Cement and Concrete Research, 2020 - Elsevier
This study aims to provide a better understanding of the autogenous shrinkage of slag and
fly ash-based alkali-activated materials (AAMs) cured at ambient temperature. The main …

[HTML][HTML] Sulphate resistance of one-part geopolymer synthesized by calcium carbide residue-sodium carbonate-activation of slag

T Yang, X Gao, J Zhang, X Zhuang, H Wang… - Composites Part B …, 2022 - Elsevier
One-part geopolymers attract wide interests due to their much lower CO 2 emissions and
similar practice as ordinary Portland cements (OPC), that is “just add water”, instead of …

Stress relaxation properties of calcium silicate hydrate: A molecular dynamics study

Z Geng, S Tang, Y Wang, Z He, K Wu… - Journal of Zhejiang …, 2024 - Springer
The time-dependent viscoelastic response of cement-based materials to applied
deformation is far from fully understood at the atomic level. Calcium silicate hydrate (CSH) …

Workability, autogenous shrinkage and microstructure of alkali-activated slag/fly ash slurries: Effect of precursor composition and sodium silicate modulus

L Luo, W Yao, G Liang, Y Luo - Journal of Building Engineering, 2023 - Elsevier
The alkali-activated slag/fly ash system is used as a cementitious material to instead of
ordinary Portland cement and has good application prospects for recycling various solid …

[HTML][HTML] Effect of curing condition on mechanical properties and durability of alkali-activated slag mortar

C Liu, H Wu, Z Li, H Shi, G Ye - Construction and Building Materials, 2024 - Elsevier
While alkali-activated slag (AAS) has emerged as a promising alternative binder in
construction engineering, a consensus on the optimal curing condition for this material has …

[HTML][HTML] Prediction of the autogenous shrinkage and microcracking of alkali-activated slag and fly ash concrete

Z Li, T Lu, Y Chen, B Wu, G Ye - Cement and Concrete Composites, 2021 - Elsevier
This study aims to predict the autogenous shrinkage of alkali-activated concrete (AAC)
based on slag and fly ash. A variety of analytical and numerical models are available for the …

Calcium carbide sludge activated fly ash mixture for offshore construction and its crack repair using seawater-mixed bioslurry cement

X Yu, Z Zhang - Journal of Cleaner Production, 2023 - Elsevier
This paper reports a mixture based on the calcium carbide sludge (CCS) activation of fly
ash. The formed calcium silicate hydrate (C–S–H) gel binds sands and gravel particles to …