[HTML][HTML] A study on the hydration of calcium aluminate cement pastes containing silica fume using non-contact electrical resistivity measurement

Y Liao, S Wang, K Wang, S Al Qunaynah, S Wan… - journal of materials …, 2023 - Elsevier
In this study, a non-contact electrical resistivity method is employed to investigate the
hydration process of calcium aluminate cement (CAC) pastes incorporating silica fume (SF) …

[HTML][HTML] Effects of ladle slag on Class F fly ash geopolymer: Reaction mechanism and high temperature behavior

Y Luo, KM Klima, HJH Brouwers, Q Yu - Cement and Concrete Composites, 2022 - Elsevier
Due to its low hydraulic reactivity, ladle slag is currently underutilized with nearly 80% of
annual generation is either landfilled or dumped. This work investigates the joint activation …

One‐part geopolymers based on thermally treated red mud/NaOH blends

X Ke, SA Bernal, N Ye, JL Provis… - Journal of the American …, 2015 - Wiley Online Library
In this study, one‐part “just add water” geopolymer binders are synthesized through the
alkali‐thermal activation of the red mud which is relatively rich in both alumina and calcium …

Carbonation of hardened cement pastes: Influence of temperature

E Drouet, S Poyet, P Le Bescop, JM Torrenti… - Cement and Concrete …, 2019 - Elsevier
The impact of temperature on carbonation was investigated in laboratory conditions using a
device developed for this purpose. Two hardened cement pastes (CEM I and CEM V/A) …

Chemical activation of calcium aluminate cement composites cured at elevated temperature

NY Mostafa, ZI Zaki, OH Abd Elkader - Cement and Concrete Composites, 2012 - Elsevier
The influence of sodium sulfate, as an activator, on the hydration of calcium aluminate
cement (CAC)–fly ash (FA)–silica fume (SF) composites was investigated. Different mixes of …

Stability of cenospheres in lightweight cement composites in terms of alkali–silica reaction

JY Wang, MH Zhang, W Li, KS Chia… - Cement and Concrete …, 2012 - Elsevier
This paper presents an experimental study on characteristics and stability of cenospheres
used in lightweight cement composites. ASTM C227 and C1260 tests were used to evaluate …

Characterization of cement minerals, cements and their reaction products at the atomic and nano scale

J Skibsted, C Hall - Cement and Concrete Research, 2008 - Elsevier
Recent advances and highlights in characterization methods are reviewed for cement
minerals, cements and their reaction products. The emphasis is on X-ray and neutron …

Utilization of ceramic powder, calcined shale and sintered mullite as partial replacements of calcium aluminate cement

D Koňáková, V Pommer, M Jerman, M Keppert… - … and Building Materials, 2022 - Elsevier
Supplementary cementitious materials (SCMs) are widely used with Portland cement.
Similar approach was applied for calcium aluminium cement in this paper. Potential SCMs …

Lightweight bricks made of diatomaceous earth, lime and gypsum

K Pimraksa, P Chindaprasirt - Ceramics International, 2009 - Elsevier
Diatomaceous earth from Lampang Province in the north of Thailand composes of diatom,
kaolinite, montmorillonite and illite, and has porous cellular structure. In this work, the …

Microstructure development in mixes of calcium aluminate cement with silica fume or fly ash

A Hidalgo, J García, M Alonso, L Fernández… - Journal of thermal …, 2009 - akjournals.com
The most widely identified degradation process suffered by calcium aluminate cement
(CAC) is the so-called conversion of hexagonal calcium aluminate hydrate to cubic form …