[HTML][HTML] Stability of hydrotalcite (Mg-Al layered double hydroxide) in presence of different anions
MgO contained in cementitious materials is experimentally observed to precipitate as poorly
crystalline hydrotalcite (Mg-Al LDH). However, the geochemical modelling of hydrotalcite is …
crystalline hydrotalcite (Mg-Al LDH). However, the geochemical modelling of hydrotalcite is …
[HTML][HTML] Effect of alkali hydroxide on calcium silicate hydrate (CSH)
This paper investigates the effect of KOH and NaOH on CSH structure and solubility. Both
KOH and NaOH have a similar effect, they increase pH values and silicon concentrations …
KOH and NaOH have a similar effect, they increase pH values and silicon concentrations …
[HTML][HTML] Chloride binding in Portland composite cements containing metakaolin and silica fume
This paper investigates how the composition of Portland composite cements affects their
chloride-binding properties. Hydrated cement pastes prepared with a reference Portland …
chloride-binding properties. Hydrated cement pastes prepared with a reference Portland …
[HTML][HTML] Fracture properties and microstructure formation of hardened alkali-activated slag/fly ash pastes
This study presents a comprehensive experimental investigation on the fracture properties of
hardened alkali-activated slag/fly ash (AASF) pastes in relation to the microstructure …
hardened alkali-activated slag/fly ash (AASF) pastes in relation to the microstructure …
[HTML][HTML] Hydration kinetics of ternary slag-limestone cements: Impact of water to binder ratio and curing temperature
Ternary cements are a promising option to further reduce CO 2 emissions and
environmental impact from cement production. The current study investigates in detail the …
environmental impact from cement production. The current study investigates in detail the …
Effect of relative humidity on the carbonation rate of portlandite, calcium silicate hydrates and ettringite
The carbonation of portlandite, calcium silicate hydrate (CSH), and ettringite was
investigated at 57% RH and 91% RH using X-ray diffraction, thermogravimetric analysis …
investigated at 57% RH and 91% RH using X-ray diffraction, thermogravimetric analysis …
[HTML][HTML] Stability of hemicarbonate under cement paste-like conditions
Hemicarbonate is observed in hydrated cement paste even after prolonged hydration and in
the presence of calcium carbonate, although monocarbonate is expected to be …
the presence of calcium carbonate, although monocarbonate is expected to be …
Friedel's salt profiles from thermogravimetric analysis and thermodynamic modelling of Portland cement-based mortars exposed to sodium chloride solution
Thermogravimetric analysis (TGA), powder X-ray diffraction (XRD) and thermodynamic
modelling have been used to obtain Friedel's salt profiles for saturated mortar cylinders …
modelling have been used to obtain Friedel's salt profiles for saturated mortar cylinders …
Reduction in CO2 emissions during production of cement, with partial replacement of traditional raw materials by civil construction waste (CCW)
The cement industry is responsible for a significant portion of greenhouse gas (GHG)
emissions, generated in the clinkering phase of cement production, which contribute to …
emissions, generated in the clinkering phase of cement production, which contribute to …
Effect of cement substitution by limestone on the hydration and microstructural development of ultra-high performance concrete (UHPC)
W Huang, H Kazemi-Kamyab, W Sun… - Cement and Concrete …, 2017 - Elsevier
The effect of limestone on the hydration and microstructural development of ultra high
performance concrete (UHPC) with different levels of replacement (34%, 54% and 74% by …
performance concrete (UHPC) with different levels of replacement (34%, 54% and 74% by …