Exploring the potential of nonclassical crystallization pathways to advance cementitious materials

C Ruiz-Agudo, H Cölfen - Chemical Reviews, 2024‏ - ACS Publications
Understanding the crystallization of cement-binding phases, from basic units to macroscopic
structures, can enhance cement performance, reduce clinker use, and lower CO2 emissions …

[HTML][HTML] Inner superhydrophobic materials based on waste fly ash: Microstructural morphology of microetching effects

B Pang, H Zheng, Z **, D Hou, Y Zhang, X Song… - Composites Part B …, 2024‏ - Elsevier
Superhydrophobic technology in construction can effectively improve the barrier ability of the
substrate to harmful water-based erosion media, among which the coating scheme is the …

Advances in imaging, scattering, spectroscopy, and machine learning-aided approaches for multiscale characterization of cementitious systems

E Qoku, K Xu, J Li, PJM Monteiro, KE Kurtis - Cement and Concrete …, 2023‏ - Elsevier
Recent progress in methods used in the multiscale characterization of cementitious systems
is reviewed, focusing on advances in imaging, scattering, and spectroscopy. The review …

Silane-modified graphene oxide in geopolymer: Reaction kinetics, microstructure, and mechanical performance

ZQ Tang, H Sui, FB de Souza, K Sagoe-Crentsil… - Cement and Concrete …, 2023‏ - Elsevier
Abstract Graphene oxide (GO) and 3-aminopropyltriethoxy silane (APTS) have been
successfully used in geopolymers to solve specific problems. Nevertheless, the dispersion of …

[HTML][HTML] Surface-engineered in-situ fibrillated thermoplastic polyurethane as toughening reinforcement for geopolymer-based mortar

A Zaoui, ZB Rejeb, CB Park - Composites Part B: Engineering, 2024‏ - Elsevier
Geopolymer composites often exhibit severe brittle failure when subjected to tensile and
flexural loads, mainly owing to their inherently ceramic-like structure. Therefore, this study …

[HTML][HTML] Thermodynamic modeling of alkali-activated fly ash paste

Y Chen, B Ma, J Chen, Z Li, X Liang, LM de Lima… - Cement and Concrete …, 2024‏ - Elsevier
Previously, the lack of a thermodynamic database for N-(C-) ASH gel limited the application
of thermodynamic modeling to alkali-activated fly ash (AAFA). This study pioneers …

Nacre-inspired geopolymer cement composite with high flexural strength

FB de Souza, D Kai, S Dai Pang - Cement and Concrete Composites, 2024‏ - Elsevier
The most effective approach to enhance the strength of cementitious materials is by
manipulating their structure at the nano and microscale levels. However, although long …

[HTML][HTML] Enhancing geopolymer performance with silane-functionalized graphene oxide: Efflorescence reduction, pore refinement, and improved high-temperature …

ZQ Tang, FB de Souza, K Sagoe-Crentsil… - Construction and Building …, 2024‏ - Elsevier
Geopolymer materials offer environmental benefits and strong mechanical properties but
face limitations such as efflorescence, shrinkage, thermal stability and poor mechanical …

Understanding the influence of compressive strength, microstructure, and mechanism for metakaolin-based geopolymer under varying rest periods in the curing …

X Tian, J Shuai, J Wu, Q Zhong, Z Liu, Z ** - Construction and Building …, 2024‏ - Elsevier
High-temperature curing applied to varying stages of dissolution, polycondensation, and
reorganization in geopolymerization would influence the reaction kinetics, microstructure …

Synchronous Hot-pressed Metakaolin-fly ash Based Geopolymer: Compressive strength and hydration products

Z Li, P Du, Y Zhou, J Wang, X Cheng - Journal of Building Engineering, 2024‏ - Elsevier
The dense structure of geopolymers typically requires long curing times, resulting in
excessively lengthy production cycles for related products. To address this issue …