Results 61 to 70 of about 97,388 (192)

Binder chemistry – Low-calcium alkali-activated materials [PDF]

open access: yes, 2013
Early developments in the developments of low-calcium (including calcium-free) alkali-activated binders were led by the work of Davidovits in France, as noted in Chap. 2.
LEONELLI, Cristina   +9 more
core   +1 more source

Recent Progress on Reaction Mechanism, Properties, and Application of Alkali-Activated Geopolymer

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of ceramics and composites. Alkali-activated geopolymer is a new kind of inorganic cementitious material, which is formed by cross-linking of silicon-oxygen tetrahedrons and aluminum-oxygen tetrahedrons through the bridging ...
Xiaowei Xun   +4 more
doaj   +1 more source

Clayey soil stabilization using alkali-activated cementitious materials

open access: yesMateriales de Construccion, 2020
In this study, a clayey soil classified as A-7-5 according ASTM D3282, was stabilized using alkali-activated cementitious materials (AAC) added to the soil dry in percentages of 20 and 30%. Fly ash (F1, F2) with high unburned carbon content (up to 38.76%)
J. F. Rivera   +3 more
doaj   +1 more source

Influence of superplasticizer on workability and strength of ambient cured alkali activated mortar

open access: yesCleaner Materials, 2022
Alkali activated materials contain aluminosilicates, which can be used for building with a low environmental impact by repurposing waste resulting in cost-effective construction.
Elsa Paul
doaj   +1 more source

Interactions of Various types between Rock and Alkali-Activated Blast Furnace Slag

open access: yesGeoScience Engineering, 2017
Alkali-activated binders (AAB) are very intensively studied materials nowadays. Because of possible usage as secondary raw materials, they can be environmentally efficient.
Mec Pavel, Gembalová Lucie
doaj   +1 more source

Sustainability of alkali-activated cementitious materials and geopolymers [PDF]

open access: yes, 2016
Alkali-activated cements are materials that gain strength by means of a chemical reaction between a source of alkali, commonly an alkali silicate solution, and an aluminate-rich material.
Lambert, Paul, Mangat, Pal
core   +1 more source

Alkali-activated slag mortars reinforced with ar glassfibre. Performance and properties

open access: yesMateriales de Construccion, 2006
In light of the practical problem posed by the high drying shrinkage rate exhibited by alkali-activated slag (AAS),due to these materials exhibited a high drying shrinkage the present study analyzes the behaviour of alkali-activated slag mortars ...
F. Puertas   +3 more
doaj   +1 more source

Alkali-silica reaction in waterglass-activated slag mortars incorporating fly ash and metakaolin [PDF]

open access: yes, 2018
Mitigation of alkali-silica reaction (ASR) in concrete is essential for durable and sustainable constructions. In conventional Portland cement-based concrete, alumina-rich supplementary cementitious materials such as low-calcium fly ash and metakaolin ...
Zhang, Zuhua   +10 more
core   +1 more source

Effects of fibre reinforcements on properties of extruded alkali activated earthen building materials [PDF]

open access: yes, 2019
The reaction between clay minerals present in soil and an alkaline solution has the potential to develop in situ binders, which can be harnessed in the development of earth based construction materials.
Mustapha, Kabiru   +6 more
core   +1 more source

Adsorption of copper and zinc with alkali-activated blast furnace slag from mine water [PDF]

open access: yes, 2018
Metal contamination is an alarming problem near mining areas all over the world. Released wastewaters and mining water loose different metals to environment affecting lakes, rivers and other water sources (Jain and Das, 2017).
Runtti, Hanna   +3 more
core  

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