The nanomechanical nature of cementitious calcium-(alumino) silicate-hydrate under ultra-low temperature attack: An intrinsic transition and the role of aluminum for …

X Zhu, Q Ren, B He, H Zhang, Z Jiang - Cement and Concrete Composites, 2022 - Elsevier
Herein, the intrinsic nanomechanical transition of calcium-(alumino) silicate-hydrate (C-(A)-
SH) upon ultra-low temperature attack and the potential role of aluminum incorporation as a …

[HTML][HTML] Upscaling degradation of cementitious calcium (aluminate) silicate hydrate upon ultra-low temperature attack: A multiscale insight and a bottom-up …

X Zhu, Q Ren, B He, H Zhang, Z Jiang - Composites Part B: Engineering, 2022 - Elsevier
Low-carbon calcium (alumino) silicate hydrate (C-(A)-SH) based composites (eg, blended
cement-based materials and alkali-activated materials) have broad application potential in …

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 …

Investigation on the physical stability of calcium-silicate-hydrate with varying CaO/SiO2 ratios under cryogenic attack

X Zhu, Z Jiang, B He, C Qian - Construction and Building Materials, 2020 - Elsevier
The cryogenic attack (− 170° C) degradation mechanisms to cement-based materials have
not reached an overwhelming consensus. This work aimed to reveal the degradation role of …

The multi-scale mechanical properties of calcium-silicate-hydrate

J Wang, C Gao, J Tang, Z Hu, J Liu - Cement and Concrete Composites, 2023 - Elsevier
The mechanical properties of calcium-silicate-hydrates (C–S–H) directly affect the
performance of cement-based materials. C–S–H spans ranging from nanometers to …

Aluminum-induced structure evolution and mechanical strengthening of calcium silicate hydrates: an atomistic insight

MF Kai, G Li, BB Yin, A Akbar - Construction and Building Materials, 2023 - Elsevier
How Al 3+ dissolved from supplementary cementitious materials influences the performance
of cement paste is far from being fully understood, especially from an atomistic insight …

Influencing factors on micromechanical properties of calcium (alumino) silicate hydrate C-(A-) SH under nanoindentation experiment

R Hay, J Li, K Celik - Cement and Concrete Research, 2020 - Elsevier
In Portland cement-based concrete, calcium (alumino) silicate hydrate (C-(A-) SH) is the
principal binding phase that governs its physical, mechanical, and durability properties. In …

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 …

The nanogranular behavior of CSH at elevated temperatures (up to 700 C)

MJ DeJong, FJ Ulm - Cement and Concrete Research, 2007 - Elsevier
Cement-based materials are non-combustible, but the complex chemo-physical
mechanisms that drive at elevated temperatures the thermal degradation of the mechanical …

[HTML][HTML] Aluminum-induced dreierketten chain cross-links increase the mechanical properties of nanocrystalline calcium aluminosilicate hydrate

G Geng, RJ Myers, J Li, R Maboudian, C Carraro… - Scientific Reports, 2017 - nature.com
The incorporation of Al and increased curing temperature promotes the crystallization and
cross-linking of calcium (alumino) silicate hydrate (C-(A-) SH), which is the primary binding …