Alkali-activated materials (AAMs)
Steel corrosion in reinforced alkali-activated materials
... Alkali activated materials (AAMs) are the products of the reaction between an aluminosilicate source (usually industrial by products such as slags from the iron and steel industry, coal fly ashes ...
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Factors controlling carbonation resistance of alkali-activated materials
... of alkali-activated materials Susan ...of alkali-activated materials (AAMs), it remains largely unknown whether these materials can withstand various environmental threats ...
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Alkali Activated Materials: Review of Current Problems and Possible Solutions
... on alkali-activated materials (AAMs) have increased in recent years due to its possibility to be a substitute for the ordinary Portland cement ...
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Effect of Green Activators on the Properties of Alkali Activated Materials: A Review
... Abstract The most common types of activators used for alkali-activated materials (AAMs) are sodium hydroxide and sodium silicate. These activators have been found to be corrosive, viscous, expensive, ...
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An evaluation of the feasibility of industrial wastes and natural materials, as precursors, for the production of alkali activated materials (AAMs)
... construction. Alkali activated materials (AAMs) are considered a more sustainable alternative to PC ...an alkali metal source and a silicate powder or precursor which can be a calcium silicate ...
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Chloride-induced corrosion of steel embedded in alkali-activated materials: state of the art
... Abstract Alkali-activated materials are a group of alternative binders based on aluminosilicate pre- cursor and an alkali ...waste materials and by-products, AAMs are consideredto be a ...
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Alkali-activated materials
... producing alkali-activated materials will therefore be significantly lower than that of a plant producing Portland ...of alkali- activated binders will require more capital-intensive ...
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Alkali-activated materials – cementing a sustainable future
... of alkali- activated materials ...cementitious materials is strongly dependent on the ability of an aggressive agent to penetrate the material to react with either the reaction products ...
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Self-Sensing Alkali-Activated Materials: A Review
... As alkali-activated materials provide the benefits of being an economically viable and environmentally friendly alternative to OPC, we anticipate this field of research will grow as their use becomes ...
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Life Cycle Assessment of alkali activated materials for pavement applications: preliminary investigation of precursors
... paving materials is crucial for the expected exponential growth of developing ...countries. Alkali activated materials concrete (AAM) have been studied with growing interest during the last ...
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The structural use of alkali activated materials (Geopolymers)
... zeolitic materials containing alkalis and the latter being an accelerator for the reactivity of slag, producing cal- cium silicate hydrate (C-S-H) and portlandite (Adam, 2009; Roy, ...
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Advances in understanding alkali-activated materials
... does the pore structure, for alkali-activated slag cement mortars and concretes. Bernal et al[r] ...
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Advances in understanding alkali-activated materials
... does the pore structure, for alkali-activated slag cement mortars and concretes. Bernal et al[r] ...
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Advances in understanding alkali-activated materials
... S-H gels formed by hydration of Portland cement and in alkali-activation of blast furnace slag [40]... (a) X-ray PDF data for sodium silicate activation of slag, collected in situ at t[r] ...
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The Effect of Heat Treatment on Alkali Activated Materials
... Keywords: alkali activated material, heat treatment, alkali leaching, water treatment. 1. INTRODUCTION The quality of water resources is a major issue in the modern society due to the excessive ...
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Microstructure and durability of alkali-activated materials as key parameters for standardization
... International efforts are underway to change the standards culture from prescriptive-based to performance-based, which will facilitate a more rapid adoption of alternative cements by the construction industry. Despite ...
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Thermal performance of calcium-rich alkali-activated materials: A microstructural and mechanical study
... higher ambient temperature compressive strength for samples with lower Na/Al ratio, post- 615. heated compressive strength was significantly reduced compared to samples with higher 616[r] ...
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Mechanical and Microstructural Characterization of Alkali-Activated Materials Based on Fly Ash and Slag
... Except alkali-activated fly ash mortars, higher compressive strengths have been observed in alkali-activated GGBFS and AAFS mortars than comparable OPC ...
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Study of the durability of alkali-activated concretes
... 11 AAMs in real service. To face this problem, there is actually a RILEM technical committee dealing with it, the TC 247-DTA “Durability testing of alkali activated materials”. The lack of long-term ...
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Use of slag/sugar cane bagasse ash (SCBA) blends in the production of Alkali-activated materials
... On the other hand, Bernal et al. [27] assessed the engineering properties of alkali-activated slag/metakaolin blends. Authors concluded that inclusion of metakaolin enhanced the compressive strength at ...
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