Acid-based geopolymers using waste fired brick and different metakaolins as raw materials
Sign Up to like & getrecommendations! Published in 2020 at "Applied Clay Science"
DOI: 10.1016/j.clay.2020.105813
Abstract: Abstract Three metakaolins and waste fired brick were used to explore the effects of iron oxide, amorphous silica and quartz in the raw materials on the compressive strength and the microstructural properties of acid-based geopolymers… read more here.
Keywords: acid based; waste fired; raw materials; based geopolymers ... See more keywords
Re-use of waste glass in improving properties of metakaolin-based geopolymers: Mechanical and microstructure examinations
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2016.12.023
Abstract: Abstract Alkaline fusion processed waste glass was re-used as a supplementary Si-source to improve the mechanical properties of Egyptian metakaolin-based geopolymers. Different alkaline silicate solutions having different SiO 2 / Na 2 O ratios were… read more here.
Keywords: based geopolymers; waste; waste glass; metakaolin based ... See more keywords
Natural pozzolan based geopolymers: A review on mechanical, microstructural and durability characteristics
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DOI: 10.1016/j.conbuildmat.2018.09.191
Abstract: Abstract Natural pozzolans are tremendous source of reactive silica and alumina required for geopolymer synthesis as an alternative binder for ordinary Portland cement. They are available at a comparatively low cost and generate a low… read more here.
Keywords: natural pozzolan; based geopolymers; pozzolan based; durability characteristics ... See more keywords
Mechanical, microstructural and structural investigation of phosphate-based geopolymers with respect to P/Al molar ratio
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Solid State Chemistry"
DOI: 10.1016/j.jssc.2019.121025
Abstract: Abstract The purpose of this work is to study the effect of P/Al molar ratio on the mechanical properties, microstructure and structure of phosphate-based geopolymers. Brazilian tests were made in order to identify the optimal… read more here.
Keywords: molar ratio; based geopolymers; phosphate based; ratio ... See more keywords
Influence of the Nature and Rate of Alkaline Activator on the Physicochemical Properties of Fly Ash-Based Geopolymers
Sign Up to like & getrecommendations! Published in 2020 at "Advances in Civil Engineering"
DOI: 10.1155/2020/8880906
Abstract: The influence of alkali cations on mix design of geopolymers is essential for their mechanical, thermal, and electrical performance. This research investigated the influence of alkali cation type on microscale characteristics and mechanical, dielectric, and… read more here.
Keywords: properties fly; based geopolymers; physicochemical properties; ash based ... See more keywords
Effect of Slag on the Strength and Shrinkage Properties of Metakaolin-Based Geopolymers
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15082944
Abstract: Metakaolin-based geopolymers possess excellent corrosion and high-temperature resistance, which are advantageous compared to ordinary Portland cement. The addition of slag in metakaolin-based geopolymers is a promising approach to improve their mechanical properties. Thus, this study… read more here.
Keywords: strength; metakaolin based; based geopolymers; shrinkage ... See more keywords
Characterization of Slag Reprocessing Tailings-Based Geopolymers in Marine Environment
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DOI: 10.3390/min10090832
Abstract: In this study, copper slag reprocessing tailings (CSRT) were synthesized into geopolymers with 40%, 50% and 60% metakaolin. The evolution of compressive strength and microstructures of CSRT-based geopolymers in a marine environment was investigated. Except… read more here.
Keywords: geopolymers marine; marine environment; slag reprocessing; based geopolymers ... See more keywords
The Role of Clay Swelling and Mineral Neoformation in the Stabilization of High Plasticity Soils Treated with the Fly Ash- and Metakaolin-Based Geopolymers
Sign Up to like & getrecommendations! Published in 2018 at "Minerals"
DOI: 10.3390/min8040146
Abstract: In the southern U.S. states, expansive soils are frequently encountered, presenting an important hazard in geotechnical engineering. This research relies on mineralogical and geochemical clues to explain the swelling behavior of smectite-rich, high-plasticity soils, documented… read more here.
Keywords: based geopolymers; high plasticity; metakaolin; fly ash ... See more keywords
Characterisation of White Metakaolin-Based Geopolymers Doped with Synthetic Organic Dyes
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DOI: 10.3390/polym14163380
Abstract: Over the years, many materials have been used to restore buildings, paintings, ceramics, and mosaic pieces exhibiting different types of dyes and colour hues. Recently, geopolymers have been used for restoration purposes owing to their… read more here.
Keywords: white metakaolin; synthetic organic; characterisation white; organic dyes ... See more keywords