Recent advances in molecular dynamics simulation of the NASH geopolymer system: modeling, structural analysis, and dynamics

LY Xu, Y Alrefaei, YS Wang, JG Dai - Construction and Building Materials, 2021 - Elsevier
Geopolymer binders have attracted considerable attention in experimental research, in
which their formation mechanism, molecular structure types, and the evolution of their …

A Review: Progress in Molecular Dynamics Simulation of Portland Cement (Geopolymer)—Based Composites and the Interface between These Matrices and …

L Li, Y Wei, Q Feng, F Liu, B Liu, B Pu - Buildings, 2023 - mdpi.com
Molecular dynamics (MD) is an important method for studying the molecular and atomic
scale of cement (geopolymer)-based composites which provides an effective method for the …

Preferred orientation of calcium aluminosilicate hydrate compacts: Implications for creep and indentation

J Li, W Zhang, PJM Monteiro - Cement and Concrete Research, 2021 - Elsevier
Nano/micro-indentation has been extensively used to examine elastic properties and creep
of cement-based materials. However, there have been inconsistencies in the measured …

Preferred orientation of calcium silicate hydrate and its implication to concrete creep

J Li, W Zhang - Composites Part B: Engineering, 2022 - Elsevier
Calcium silicate hydrate (C–S–H) is the primary binding phase of cement-based and alkali-
activated materials. The preferred orientation of C–S–H under non-hydrostatic pressure (eg …

[HTML][HTML] Activation of ground granulated blast-furnace slag with calcium hydroxide nanoparticles towards the consolidation of adobe

M Tonelli, R Camerini, P Baglioni, F Ridi - Construction and Building …, 2024 - Elsevier
Adobe earthen materials, one of the oldest and most widespread forms of construction, are
easily susceptible to degradation due to their porous structure and variable composition …

The nanomechanical properties of non-crosslinked calcium aluminosilicate hydrate: The influences of tetrahedral Al and curing age

J Li, W Zhang, P Sanz-Camacho, M Duttine… - Cement and Concrete …, 2022 - Elsevier
Calcium aluminosilicate hydrate (CASH) is the binding phase of both blended cement-
based and alkali-activated materials. The intrinsic mechanical properties of non-cross-linked …

Coordination environment of Si in calcium silicate hydrates, silicate minerals, and blast furnace slags: A XANES database

J Li, W Zhang, K Garbev, PJM Monteiro - Cement and Concrete Research, 2021 - Elsevier
Understanding the silicate polymerization of calcium silicate hydrate (CSH) gel and its
crystalline polymorphs is important in cement science. NMR can determine Si environments …

Synthesis and characterization of pregelatinized starch modified CSH: Inspired by the historic binders

Z Zhu, Z Wang, Y Zhou, Y Chen, P Li, Q Shan… - … and Building Materials, 2022 - Elsevier
The historic starch-lime mixtures are characterized by the hybrid of organic substance and
inorganic materials. Inspired by the features of historic binders, this paper presents a novel …

Optimizing the concentration of Na2O in alkaline activators to improve mechanical properties and reduce costs and CO2 emissions in alkali-activated mixtures

VME Lima, PA Basto, MA Henrique… - … and Building Materials, 2022 - Elsevier
This article evaluates the influence of Na 2 O concentration from sodium silicate and
metasilicate activators on the physical, mechanical, and chemical/mineralogical properties …

Plastic deformation mechanism of calcium-silicate hydrates determined by deviatoric-stress Raman spectroscopy

DW Gardner, J Li, M Kunz, C Zhu, PJM Monteiro… - Cement and Concrete …, 2021 - Elsevier
Creep of the cement matrix affects the structural stability of concrete. In Portland cements,
the creep is largely controlled by the binding phase calcium-(aluminum-) silicate-hydrate, or …