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20 articles for “geopolymer concrete”
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Experimental Study of Mechanical Properties Geopolymer Concrete.
Abstract: This experimental study aimed to define the parameters for optimum mix design of geopolymer concrete made by partial replacement of cement. The geopolymer concrete is nothing but the formation of fly ash and alkali activators. Fly ash is the waste product from the thermal power station and may use as the pozzolanic material. But, only fly ash is may not the only replacement for the cement, for the more binding …
Published in International Journal of Concrete Technology · Vol. 5, Issue 2, 2019 · pp. 16–22 Read article
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Fly Ash-based Geopolymer Concrete
Abstract: To reduce greenhouse gas emissions, efforts are needed to develop eco-friendly construction materials. In geopolymer concrete, a by-product material rich in silicon and aluminum, such as low-calcium (American Society for Testing and Materials 618 Class F) fly ash, is chemically activated by a high-alkaline solution to form a paste that binds the loose coarse and fine aggregates, and other unreacted materials in the mixture. The test results show the effects …
Published in International Journal of Sustainable Building Technology · Vol. 2, Issue 2, 2019 · pp. 1–11 Read article
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Durability Studies on Red mud and GGBS based Geopolymer Concrete
Abstract: The aim of the study is to evaluate the performance of geopolymer concrete and conventional concrete. In the present work, two Industrial by-products such as Red Mud and ground granulated blast furnace slag (GGBS) of 25:75 proportion is used for geopolymerisation. Red mud is a by-product from Alumina industry. GGBS is a by-product from iron industry. To develop a bond between binder and aggregates to form a geopolymer concrete feldspar …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 5, Issue 1, 2019 · pp. 9–17 Read article
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Effect of Temperature on mechanical properties of Geopolymer concrete: A Review
Abstract: Concrete is the most widely used material after water in building and construction field. It is the oldest man-made material and is easily available for use at cheaper costs. This material is causing harm to environment on mass extent. OPC i.e. Ordinary Portland Cement is second contributor after automobile industry in Carbon Dioxide emission. This review presents the study of replacement of regular concrete cement with cementitious material like fly …
Published in International Journal of Concrete Technology · Vol. 7, Issue 1, 2021 · pp. 24–28 Read article
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Influence of GGBFS on the Mechanical Properties of the Water Cured Fly Ash Aggregate-Based Geopolymer Concrete
Abstract: Abstract Conventional concrete consists of cement, sand as fine aggregate and gravel, limestone or granite in various sizes and shapes as coarse aggregate including with water. In the present work, the feasibility of using industrial inorganic polymeric residues wastes as a total (100%) replacement to the traditionally used normal conventional concrete materials is examined in the preparation of the geopolymer concrete (GPC). In this GPC, the cement is totally replaced …
Published in International Journal of Concrete Technology · Vol. 2, Issue 1, 2016 · pp. 54–64 Read article
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Enhancing Compressive Strength of Geopolymer Concrete with Micro and Macro Steel Fibers: A Study on Fiber-Reinforced Geopolymers
Abstract: AbstractThis research investigates the impact of micro and macro steel fibers on the compressive strength ofgeopolymer concrete (GPC). The study utilizes locally sourced materials, including river sand,granite aggregates, fly ash, and ground granulated blast furnace slag (GGBS) in a 50:50 ratio asalumino-silicate materials. Sodium hydroxide (NaOH) and sodium silicate (Na₂SiO₃) were employedas activators, with the addition of a superplasticizer (Conplast SP430) to enhance workability. FourGPC mixes were analyzed: GPC without …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 10, Issue 2, 2024 · pp. 15–20 Read article
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Enhancing Geopolymer Concrete Properties Through Processed Fly Ash and Alccofine Integration
Abstract: Abstract Geopolymer concrete (GPC) is gaining attention as a sustainable alternative to ordinary Portland cement (OPC) due to its potential to reduce the environmental impact of cement production, which accounts for roughly 7% of global CO2 emissions. This study investigates the use of processed fly ash and alccofine as key ingredients in GPC to improve its workability and compressive strength. Experimental tests were conducted to evaluate the effects of different …
Published in International Journal of Construction Engineering and Planning · Vol. 10, Issue 2, 2024 · pp. 1–8 Read article
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Advancements in Geopolymer Concrete: Formulation Optimization, Strength Characteristics, and Sustainable Applications
Abstract: This research explores the optimization of Geopolymer Concrete (GPC) formulations by investigating the mix proportions of fly ash, fine aggregate, and coarse aggregate. The study focuses on enhancing early strength properties and delves into the complex geopolymerization mechanism, unraveling the unique contributions of each constituent material. Additionally, the research systematically evaluates the strength characteristics of GPC incorporating Fly Ash (FA) and Ground Granulated Blast Furnace Slag (GGBS), providing insights into …
Published in International Journal of Construction Engineering and Planning · Vol. 10, Issue 1, 2024 · pp. 1–6 Read article
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Performance of Metakaolin and GGBS-induced Geopolymer Concrete Under Compression
Abstract: Metakaolin and ground granulated blast furnace slag (GGBS) were used as the source materials to obtain the high strength geopolymer concrete. NaOH and sodium silicate were used as alkaline activators with varying NaOH molarities of 8M, 12M, 14M and 16M. Cubes of size (100x100x100) mm were cast and the four geopolymer mixes were heat cured for varying durations of 24 hours, 48 hours and 72 hours and tested for compressive …
Published in International Journal of Concrete Technology · Vol. 3, Issue 2, 2017 · pp. 31–38 Read article
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A Review on Experimental Investigation of Fibre Reinforced Metakaolin-Based Geopolymer Concrete
Abstract: The development of new binders, as an alternative to Portland cement (PC), by alkaline activation, is a current researcher’s interest. As Concrete is the most commonly used material for construction. The worldwide production of cement has greatly increased after 1990. Production of cement results in a lot of environmental pollution as it involves the emission of CO2 gas. There are many ways to which we can reduce environmental pollution (carbon …
Published in International Journal of Concrete Technology · Vol. 3, Issue 1, 2017 · pp. 44–55 Read article
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EXPERIMENTAL INVESTIGATION ON GEOPOLYMER CONCRETE
Abstract: The project report entitled “Experimental investigation on alkali activated concrete” describes the detailed experimental work carried out on Alkali Activated Alumina-silicate concrete [Provis and Deventer, 2009]. The fly ash- Ground Granulated Blast Furnace Slag (GGBFS) based Alkali Activated Alumina-silicate concrete cured at ambient temperature was prepared by using different molarities of Alkali Activated solution namely 8M, 12M and 16M. The properties of concrete such as workability, compressive strength, Pull-out test/bond …
Published in International Journal of Concrete Technology · Vol. 2, Issue 2, 2016 · pp. 17–22 Read article
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Utilization of Waste Groundnut Shell Ash in Zero Cement Concrete
Abstract: Currently, geopolymer concrete serves as an excellent alternative to traditional plain cementconcrete, as it is produced without using ordinary Portland cement. Different source materials suchas fly ash, rice husk ash, metakaolin, red mud etc. are preferred to act as the main source forgeopolymer production. In this work, a new innovative waste material such as groundnut ash isutilized as the source material for the manufacture of geopolymer concrete by considering thestrength, …
Published in International Journal of Concrete Technology · Vol. 10, Issue 1, 2024 · pp. 9–17 Read article
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Utilization of Advance Geopolymer in Concrete: A Review
Abstract: Climate change has several adverse impacts like changes in weather, untimely rains, depleting water, droughts, flash floods, acute and early summer and chilling winter. Equally, another bigger challenge to the society is foul smell whether it is river, pond, drain, public toilets or garbage dump yards. It is due to emission of hydrogen sulphide, methane and other toxic gases. Methane in pure form does not create any foul smell, however …
Published in International Journal of Construction Engineering and Planning · Vol. 7, Issue 2, 2021 · pp. 21–28 Read article
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A STYDY ON MECHANICAL PROPERTIES UNDER THE INFLUENCE OF FELDSPAR ACTIVATOR ON GEOPOLYMERIZATION OF REDMUD AND GGBS
Abstract: It is well known fact that the Ordinary Portland Cement (OPC) is most important construction material. Keeping in view the hazardous effects of Portland cement on environment, efforts are being put to reduce use of cement in concrete with its partial or full replacement by various waste materials such as Red mud (RM), Ground Granulated Blas Furnace Slag (GGBFS or GGBS), Flyash, Silica fume etc.. Geopolymer Concrete (GPC) is a …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 5, Issue 1, 2019 · pp. 1–8 Read article
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Short Communication: Physico-Mechanical Properties of Rice Husk Geopolymers
Abstract: Concrete may be a wide used construction material for varied kinds of structures thanks to its structural stability and strength. However, the assembly of hydraulic cement, a main element of constructing concrete, contributes important quantity of greenhouse emission, as a result of the assembly of 1 ton of hydraulic cement additionally releases regarding one ton of dioxide gas into the atmosphere. Additionally the extent of energy needed to provide OPC …
Published in International Journal of Structural Engineering and Analysis · Vol. 2, Issue 1, 2016 · pp. 34–35 Read article
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Suitability of Concrete Containing Fly Ash Along with Alccofine
Abstract: With the growing urbanization and rising standard of living and purchasing power of men the demand of concrete does not look to become dormant. But due to limited supply of non-renewable constituents of concrete they are needed to be preserved for the future generation, so there is utmost necessity of using supplementary waste materials in concrete. With advancement in science and technology itis made possible that the waste materials like …
Published in International Journal of Concrete Technology · Vol. 4, Issue 1, 2018 · pp. 15–20 Read article
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Advanced Geotechnical Analysis of Soil-Structure Interaction in High-Rise Building Foundations
Abstract: AbstractThe stability of high-rise buildings is fundamentally influenced by the interaction between theirfoundations and the underlying soil. This study provides a comprehensive analysis of soil-structureinteraction (SSI) with a particular emphasis on settlement behavior, load distribution, and seismicresilience. By utilizing finite element modeling (FEM) and advanced soil mechanics principles, theresearch evaluates various foundation systems, including deep pile foundations, mat foundations, andhybrid configurations, to determine their effectiveness in diverse geotechnical conditions. The …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 11, Issue 1, 2025 · pp. 49–54 Read article
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Production of Geopolymer Binder from Coal Fly Ash and Limestone to make Cement-Less Concrete to Strengthening of Structures
Abstract: In 2012, more than 100 million tons of Coal Combustion By-products (GCBs) were generated in the USA out of which more than 50% was disposed of in ponds and landfills as tailing materials that could be hazardous to the environment. The other environmental issue is related to Ordinary Portland Cement (OPC), a raw material for construction industry, which is responsible for 5–8% of the total CO2 emissions in the world. …
Published in International Journal of Architectural Heritage · Vol. 2, Issue 1, 2019 · pp. 7–13 Read article
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Investigating Physical and Durability Properties of Pervious Concrete with Fly Ash-Based GP, PPC, and FaL-G Binders
Abstract: AbstractPervious concrete is gaining prominence as a sustainable pavement material due to its enhancedpermeability, reduced runoff, and environmental benefits. This study evaluates the physical anddurability properties of pervious concrete incorporating different binders, including OrdinaryPortland Cement (OPC), Fly Ash-based Geopolymer (GP), Portland Pozzolana Cement (PPC),and Fly Ash-Lime-Gypsum (FaL-G). The key parameters assessed include permeability,porosity, dry density, salt resistance, sulfate resistance, acid resistance, water absorption, andthermal expansion. Permeability results indicate that FaL-G …
Published in International Journal of Concrete Technology · Vol. 11, Issue 2, 2025 · pp. 15–21 Read article
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A Comparative Evaluation of Geopolymer, Conventional and GFRP Retrofitting Techniques in Augmenting Seismic Robustness of RC Structures
Abstract: Abstract The requirement of retrofitting an old existing structure, rendered structurally unsafe (based on its structural health assessment) is observed to be a major challenge faced by engineers as it necessitates comprehensive and complicated repair procedures. It was further seen that during earthquake, the main reason for failure of any structure was the failure of its beam column joints, thereby making it essential to strengthen them specifically. Until recently, the …
Published in International Journal of Structural Engineering and Analysis · Vol. 11, Issue 1, 2025 · pp. 1–13 Read article