Journal ArticleDOI
“Fly ash and GGBFS based powder-activated geopolymer binders: A viable sustainable alternative of portland cement in concrete industry”
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TLDR
In this article, two types of powder-activated geopolymer binders having different proportions of fly ash and slag were used in comparison with OPC concrete for four different strength grades (40, 50, 65 and 80 MPa).About:
This article is published in Mechanics of Materials.The article was published on 2016-12-01. It has received 103 citations till now. The article focuses on the topics: Geopolymer & Portland cement.read more
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Fiber-reinforced geopolymer composites: A review
Navid Ranjbar,Mingzhong Zhang +1 more
TL;DR: In this article, the rapidly developing state-of-the-art of fiber-reinforced geopolymer composites is discussed, focusing on material and geometrical properties of construction fibers, and underlying mechanisms on fiber-binder interaction at fresh and hardened states.
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Green concrete: Prospects and challenges
TL;DR: The increasing demand for green concrete has been spurred by demand for high quality concrete products, desire of nations to reduce green-house gas emission, need for conservation of natural resources and limited landfill spaces as mentioned in this paper.
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Durability of fly ash based geopolymer concrete in the presence of silica fume
TL;DR: In this article, the effect of silica fume on durability properties of fly ash based geopolymer concrete have been investigated by immersing the cubes in 2% sulphuric acid and 5% sodium chloride solutions.
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Review of availability of source materials for geopolymer/sustainable concrete
TL;DR: In this paper, the authors assess the supply, demand, and cost of these raw materials, including fly ash, slag cement, metakaolin, sodium hydroxide, sodium silicate, and silica fume.
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A scientometric review of geopolymer concrete
TL;DR: A holistic approach for the first scientometric review on geopolymer concrete is described in this paper, which embraced an all-inclusive review concept using scientometric analysis and science mapping technology, and comprehensive discussion to highlight the most influential publication sources, most used keywords, most active researchers and institutions, as well as literature with the highest impact on the field of Geopolymer concrete.
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Journal ArticleDOI
Effect of supplementary cementitious materials on the compressive strength and durability of short-term cured concrete
TL;DR: In this article, the effect of different supplementary cementitious materials (silica fume, fly ash, slag, and their combinations) on strength and durability of concrete cured for a short period of time was studied.
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One-Part Geopolymer Mixes from Geothermal Silica and Sodium Aluminate
TL;DR: In this article, the effects of water content, high early silica, and high early alumina in the formation of one-part mix geopolymers are investigated, and it is shown that the formulation with less water has an unexpected greater extent of crystallinity.
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Effects of Shrinkage-Reducing Admixtures on Restrained Shrinkage Cracking of Concrete
Development of sustainable cementitious materials
Zhihao Li,Z Ding,Y Zhang +2 more
TL;DR: In this article, the authors introduced two types of sustainable cementitious composites, geopolymer and magnesium phosphate cement, which possess some common and individual characteristics compared with Portland cement concrete.