[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 …

Review of research on micromechanical properties of cement-based materials based on molecular dynamics simulation

J Xu, X Chen, G Yang, X Niu, F Chang… - … and Building Materials, 2021 - Elsevier
The research on the strength, deformation and failure process of materials should be
implemented on the atomic scale to study the interaction between atoms. Molecular …

Understanding geopolymer binder-aggregate interfacial characteristics at molecular level

MF Kai, JG Dai - Cement and Concrete Research, 2021 - Elsevier
The interfacial characteristics of geopolymer binder to aggregate composites are poorly
understood, especially at molecular level. Herein, molecular models are developed to study …

Measuring the surface cohesion of calcium silicate hydrate

Z Zhang, G Geng - Cement and Concrete Research, 2024 - Elsevier
Calcium silicate hydrate (CSH) is the main binding phase of Portland cement concrete.
Though CSH is known to be assembled from nanoscale features, there is little experimental …

Nanoscale insights into the interfacial characteristics between calcium silicate hydrate and silica

MF Kai, F Sanchez, DS Hou, JG Dai - Applied Surface Science, 2023 - Elsevier
The interfacial characteristics between cement paste and silica are far from being fully
understood, especially from the nanoscale perspective. Herein, molecular models were …

Water self-diffusion in CSH: Effect of confinement and temperature studied by molecular dynamics

T Honorio, H Carasek, O Cascudo - Cement and Concrete Research, 2022 - Elsevier
Despite the recent advances in the understanding of diffusion processes in CSH, there are
still open questions regarding the pore-size dependence of diffusion and associated …

Molecular insights into migration of heavy metal ion in calcium silicate hydrate (CSH) surface and intra-CSH (Ca/Si= 1.3)

G Qiao, D Hou, W Li, B Yin, Y Zhang, P Wang - Construction and Building …, 2023 - Elsevier
In order to enhance the efficiency of heavy metal solidification/stabilization (s/s), unexplored
atomic-scale interaction mechanisms between cement hydration products and metal ion are …

Nanoscale insights into the influence of seawater (NaCl) on the behavior of calcium silicate hydrate

MF Kai, DS Hou, F Sanchez, CS Poon… - The Journal of Physical …, 2023 - ACS Publications
Using seawater for concrete production is potentially advantageous from a sustainability
perspective. However, the fundamental mechanisms underlying seawater-mixed concrete …

Inorganic waste forms for efficient immobilization of radionuclides

BK Singh, MA Hafeez, H Kim, S Hong… - ACS ES&T …, 2021 - ACS Publications
The immobilization of long-lived radionuclide wastes generated from nuclear power plants
(NPPs) during NPP operation, fuel reprocessing, and decommissioning of nuclear reactors …

Molecular simulations of premelted films between CSH and ice: Implication for cryo-suction in cement-based materials

X Zhu, L Brochard, Z Jiang, M Vandamme - Cement and Concrete …, 2023 - Elsevier
The premelted films between cement and ice observed at freezing temperatures play a role
in the freeze-thaw damage of cement-based materials, as they play a role in cryo-suction …