Leaching assessment of cemented bauxite tailings through wetting and drying cycles of durability test
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-022-20031-5
Abstract: Disposal of mine tailings can cause negative environmental effects by releasing contaminants to surface and underground water. Alkali activation is a promising technique for immobilizing metals in stabilization/solidification of these wastes. This study evaluates the… read more here.
Keywords: cemented bauxite; alkali activated; bauxite tailings; durability ... See more keywords
Influence of Granulated Silico-Manganese Slag on Compressive Strength and Microstructure of Ambient Cured Alkali-Activated Fly Ash Binder
Sign Up to like & getrecommendations! Published in 2019 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-018-0213-1
Abstract: This work focuses on gainful utilization of low reactive fly ash at ambient temperature into alkali-activated binder with the addition of another industrial waste silico-manganese (SiMn) slag. Granulated SiMn slag (GSS) percentage was gradually increased… read more here.
Keywords: alkali activated; slag; binder; silico manganese ... See more keywords
Improved Reactivity of Volcanic Ash using Municipal Solid Incinerator Fly Ash for Alkali-Activated Cement Synthesis
Sign Up to like & getrecommendations! Published in 2019 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-019-00604-1
Abstract: In this work, municipal solid waste incinerator fly ash (MSWI-FA) was used as precursor to alter the reactivity of low reactive volcanic ash (VA) for alkali-activated cement synthesised. The effects of various proportions of MSWI-FA… read more here.
Keywords: alkali activated; volcanic ash; municipal solid; reactivity ... See more keywords
Potentiality of the Use of Pyroclastic Volcanic Residues in the Production of Alkali Activated Material
Sign Up to like & getrecommendations! Published in 2020 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-020-01004-6
Abstract: Abstract Volcanic rocks have been used for building activity by the inhabitants of important cities located on the slopes of Mt. Etna, Italy. In this paper, the potential use of volcanic residues (code 20 03… read more here.
Keywords: production; volcanic residues; production alkali; waste ... See more keywords
Alkali Activated Binders Based on Biomass Bottom Ash and Silica By-Product Blends
Sign Up to like & getrecommendations! Published in 2020 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-020-01042-0
Abstract: Abstract Due to the growing number of biomass boiler plants there are rapid growth of biomass combustion by-products. The key point of this investigation is to utilize biomass bottom ash (BBA) and silicagel by-product (SB)… read more here.
Keywords: biomass; bottom ash; biomass bottom; activated binders ... See more keywords
Recycling of Glass Cullet and Glass Powder in Alkali-Activated Cement: Mechanical Properties and Alkali–Silica Reaction
Sign Up to like & getrecommendations! Published in 2020 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-020-01102-5
Abstract: This study investigated the compressive strength, drying shrinkage and alkali-silica reaction (ASR) expansion of alkali-activated mortars using sand or glass cullet (GC) as aggregates and using glass powder (GP) to partially replace ground granulated furnace… read more here.
Keywords: drying shrinkage; expansion; glass; alkali silica ... See more keywords
Effect of Binder Content and Solution/Binder Ratio on Alkali-Activated Slag Concrete Activated with Neutral Grade Water Glass
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-04666-5
Abstract: Use of alkali-activated slag concrete (AASC) in replacing conventional concrete has become an environmentally friendly alternative construction technique. Alkali activation of fly ash and ground granulated blast furnace slag (GGBFS) using NaOH and Na 2… read more here.
Keywords: activated slag; binder; solution; alkali activated ... See more keywords
Carbonation Resistance of Alkali-Activated Slag Under Natural and Accelerated Conditions
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sustainable Metallurgy"
DOI: 10.1007/s40831-018-0166-4
Abstract: In this paper, carbonation resistance of alkali-activated slag (AAS) pastes exposed to natural and accelerated conditions up to 1 year was investigated. Two aspects of carbonation mechanism were evaluated. The first was the potential carbonation of… read more here.
Keywords: carbonation resistance; carbonation; activated slag; resistance alkali ... See more keywords
Performance of alkali-activated slag concrete against sulphuric acid attack
Sign Up to like & getrecommendations! Published in 2018 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-018-0028-1
Abstract: This study aims to investigate the performance of alkali-activated slag concrete (AASC) and conventional concrete (CC) against sulphuric acid attack. From the preliminary investigations conducted on 18 trial mixes of AASC, four AASC mixes (S–0.4–2.33–16M,… read more here.
Keywords: acid attack; alkali activated; sulphuric acid; performance alkali ... See more keywords
Alkali activated persulfate mediated extracellular organic release on enzyme secreting bacterial pretreatment for efficient hydrogen production.
Sign Up to like & getrecommendations! Published in 2021 at "Bioresource technology"
DOI: 10.1016/j.biortech.2021.125810
Abstract: The present investigation is proposed to assess the competency of Sodium Persulphate (SPS) induced enzyme secreting bacterial pretreatment in enhancing the generation of biohydrogen from waste activated sludge (WAS). Alkali activated SPS of dosage 0.015 g/g… read more here.
Keywords: production; bacterial pretreatment; secreting bacterial; enzyme secreting ... See more keywords
PCM-containing bi-layered alkali-activated materials: A novel and sustainable route to regulate the temperature and humidity fluctuations inside buildings
Sign Up to like & getrecommendations! Published in 2021 at "Building and Environment"
DOI: 10.1016/j.buildenv.2021.108281
Abstract: Abstract Energy demand in the construction sector has continued to grow over the past years, despite the European commitment to promote energy efficiency. The development of multifunctional materials to tackle the energy consumption and improve… read more here.
Keywords: alkali activated; layered alkali; regulate temperature; inside buildings ... See more keywords