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Sustainable geopolymer concrete using ground granulated blast furnace slag and rice husk ash: Strength and permeability properties
Ankur Mehta,Rafat Siddique +1 more
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TLDR
In this article, the utilization of industrial byproducts such as ground granulated blast furnace slag (GGBS) and rice husk ash (RHA) for the development of sustainable geopolymer concrete was presented and the effect of adding RHA as partial replacement of GGBS on compressive strength, split tensile strength, chloride permeability and sorptivity were investigated up to the age of 90 days.About:
This article is published in Journal of Cleaner Production.The article was published on 2018-12-20. It has received 161 citations till now. The article focuses on the topics: Compressive strength & Ground granulated blast-furnace slag.read more
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Fresh and hardened properties of one-part fly ash-based geopolymer binders cured at room temperature: Effect of slag and alkali activators
TL;DR: In this paper, the effect of slag content as well as type and dosage of alkali activators on one-part fly ash-based geopolymers cured at room temperature was investigated.
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The past and future of sustainable concrete: A critical review and new strategies on cement-based materials
Jorge de Brito,Rawaz Kurda +1 more
TL;DR: A global and extensive review is made here to provide an overall view of concrete sustainability in all possible paths and to open the minds of the readers to the vastly unexplored world of “green concrete”.
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Applications of rice husk ash as green and sustainable biomass
TL;DR: In this paper, the experimental studies of biomass waste ash as a pozzolanic additive for engineering applications are surveyed, and the potential application of rice husk ash as green and sustainable material in various industries is explored.
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Advances in geopolymer materials: A comprehensive review
Peiliang Cong,Yaqian Cheng +1 more
TL;DR: In this paper, the shortcomings and application limitations of geopolymer materials were summarized, and their progress was summarized to lay a theoretical foundation for the long-term development of the materials.
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Utilisation of rice husk ash for cleaner production of different construction products
TL;DR: In this article, the use of Rice husk ash (RHA) in the cleaner production of construction products such as blended cement, alkali activated binder, and bricks is reviewed.
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Journal ArticleDOI
Geopolymer concrete: A review of some recent developments
TL;DR: An overview of advances in geopolymers formed by the alkaline activation of aluminosilicates is presented along with opportunities for their use in building construction as mentioned in this paper, with respect to fresh and hardened states, interfacial transition zone between aggregate and geopolymer, bond with steel reinforcing bars and resistance to elevated temperature.
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Effect of GGBFS on setting, workability and early strength properties of fly ash geopolymer concrete cured in ambient condition
Pradip Nath,Prabir Kumar Sarker +1 more
TL;DR: In this paper, a fly ash-based geopolymer concrete for curing in ambient condition can be proportioned for desirable workability, setting time, and compressive strength using ground granulated blast-furnace slag (GGBFS) as a small part of the binder.
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Effect of elevated temperatures on geopolymer paste, mortar and concrete
Daniel Kong,Jay Sanjayan +1 more
TL;DR: In this article, the effect of elevated temperature on geopolymer paste, mortar and concrete made using fly ash as a precursor was investigated and it was shown that aggregate sizes larger than 10 mm resulted in good strength performances in both ambient and elevated temperatures.
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Comparative study on the characteristics of fly ash and bottom ash geopolymers.
TL;DR: The results show that both fly ash and bottom ash can be utilized as source materials for the production of geopolymers and the moderate NaOH concentration of 10 M is found to be suitable and gives fly ashand bottom ash geopolymer mortars with compressive strengths of 35 and 18 MPa.
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Effect of nano-silica on strength and durability of fly ash based geopolymer mortar
TL;DR: In this paper, an experimental program has been taken up on low calcium fly ash geopolymer mortar having three molar concentrations (8,M, 10,M and 12,M) of activator liquids along with different percentage of nano silica addition (0, 4, 6, 8% and 10% of fly ash).