[HTML][HTML] A comprehensive review of CSH empirical and computational models, their applications, and practical aspects

E Duque-Redondo, PA Bonnaud, H Manzano - Cement and Concrete …, 2022 - Elsevier
The CSH gel is an elusive material. Its variable composition and disordered nature
complicate a complete characterization of its atomic structure, and the elaboration of models …

Structure, fractality, mechanics and durability of calcium silicate hydrates

S Tang, Y Wang, Z Geng, X Xu, W Yu, J Chen - Fractal and Fractional, 2021 - mdpi.com
Cement-based materials are widely utilized in infrastructure. The main product of hydrated
products of cement-based materials is calcium silicate hydrate (CSH) gels that are …

Influence of the Ca/Si ratio on the compressive strength of cementitious calcium–silicate–hydrate binders

W Kunther, S Ferreiro, J Skibsted - Journal of Materials Chemistry A, 2017 - pubs.rsc.org
The relation between the chemical composition of calcium–silicate–hydrate (C–S–H)
phases and its influence on the compressive strength of cementitious materials is …

A model for the CASH gel formed in alkali-activated slag cements

F Puertas, M Palacios, H Manzano, JS Dolado… - Journal of the European …, 2011 - Elsevier
For first time, an experimental and computational study has been conducted to define a
structural model for the CASH gel forming in alkali-activated slag (AAS) pastes that would …

Cement and concrete nanoscience and nanotechnology

L Raki, J Beaudoin, R Alizadeh, J Makar, T Sato - Materials, 2010 - mdpi.com
Concrete science is a multidisciplinary area of research where nanotechnology potentially
offers the opportunity to enhance the understanding of concrete behavior, to engineer its …

Fibrillar calcium silicate hydrate seeds from hydrated tricalcium silicate lower cement demand

J Li, W Zhang, K Xu, PJM Monteiro - Cement and Concrete Research, 2020 - Elsevier
Debates remain on the influencing factor and long-term performance of CSH-seeded paste.
In this study, phase-pure seeds were prepared from diluted Ca 3 SiO 5 hydration. The seed …

Improving the adhesion properties of cement/epoxy interface using graphene-based nanomaterials: Insights from molecular dynamics simulation

AA Bahraq, MA Al-Osta, IB Obot, OSB Al-Amoudi… - Cement and Concrete …, 2022 - Elsevier
The cement/epoxy interface is a critical component in a repair system. Normally, the
adhesion properties of the epoxy coating are negatively affected by the presence of moisture …

Reactive molecular simulation on water confined in the nanopores of the calcium silicate hydrate gel: structure, reactivity, and mechanical properties

D Hou, T Zhao, H Ma, Z Li - The Journal of Physical Chemistry C, 2015 - ACS Publications
Calcium silicate hydrate (C–S–H) is a mesoporous amorphous material with water confined
in the gel pores, which provides the medium for investigating the structure, dynamics, and …

New insights into the mechanism governing the elasticity of calcium silicate hydrate gels exposed to high temperature: a molecular dynamics study

Y Zhang, Q Zhou, JW Ju, M Bauchy - Cement and Concrete Research, 2021 - Elsevier
When exposed to fire, the integrity of cement-based materials is governed by thermally-
induced changes in the mechanical properties of their binding phase, ie, the calcium …

Confined water dissociation in microporous defective silicates: mechanism, dipole distribution, and impact on substrate properties

H Manzano, S Moeini, F Marinelli… - Journal of the …, 2012 - ACS Publications
Interest in microporous materials has risen in recent years, as they offer a confined
environment that is optimal to enhance chemical reactions. Calcium silicate hydrate (CSH) …