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43 articles for “OPC”
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An Experimental study on Strength parameters of OPC, PPC and Geopolymer Mortars
Abstract: Geopolymer mortar is a new trend in mortars, manufactured with fine aggregate and geopolymers like fly ash and silica fume, which gets activated by alkaline solutions like sodium silicate solutions. Research work on geopolymer based mortars is attaining more scope in present era because of its sustainable properties and easy availability. The study, includes to evaluate the strength in compression and bond strengths of different mortars in different curing methods, …
Published in Journal of Structural Engineering and Management · Vol. 9, Issue 3, 2022 · pp. 21–27 Read article
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Durability Assessment of Geopolymer and OPC Concretes under Chloride and Sulphate Chemical Attack
Abstract: The main problems with durable concrete constructions are attacks by sulphates and chlorides on concrete. The primary objective of this study is to evaluate how the strength properties of concrete are affected by the incorporation of fly ash when exposed to environmental conditions involving sulphate and chloride solutions. In this research, geopolymer concrete (GPC) is utilized as a replacement for conventional ordinary Portland cement (OPC). The concrete composition is prepared …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 202–218 Read article
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Assessment of Compressive Strength of OPC and PPC-Based Concretes Combined by Ultrasonic Pulse Velocity and Rebound Hammer
Abstract: In this study, non-destructive tests were performed on ordinary Portland cement (OPC) and Portland pozzolana cement (PPC) based concrete specimens, namely the ultrasonic pulse velocity (UPV) and rebound hammer (RN). A relationship is thus established between the NDT values and the compressive strength. A statistical regression analysis was performed between the compressive strength with UPV and RN values to obtain a best-fit relationship and correlation coefficients. To take into account …
Published in Journal of Construction Engineering, Technology & Management · Vol. 2, Issue 1-3, 2012 · pp. 1–16 Read article
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Investigation of Sulphate, Alkali and Carbonation Chemical attack in GGBS-Based Geopolymer Concrete and OPC Concrete
Abstract: This study presents a comparative evaluation of the durability of GGBFS-based Geopolymer Concrete (GPC) and OPC concrete in rapid carbonation, sulphate, and alkali environments. All samples were subjected to three severe conditions are carbonation at 4% CO₂, 25°C and 60% relative humidity, exposure to a 10% sodium sulphate (Na₂SO₄) solution, and immersion in a 10% sodium hydroxide (NaOH) solution for alkali resistance. The durability characteristics were evaluated by the compressive …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 13–35 Read article
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Experimental Investigation of OPC Concrete with Incorporation of Glass Powder as Partial Substituent Material.
Abstract: This study presents an experimental survey aimed at evaluating the viability of incorporating glass powder (GP) as a partial substitute for cement in concrete matrix. The research focuses on assessing the effect of this sustainable alternative in concrete by investigating the various properties of fresh concrete such as workability, mechanical and durability aspects. Specimens were prepared with GP replacement to cement at 5%, 10%, 15%, and 20% levels, with comparative …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1058–1068 Read article
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Geopolymer Concrete Composites and its Properties- A Clean and Sustainable Development
Abstract: Production of geopolymer composites, an inventive and environmentally friendly substitute for regular Portland cement concrete, involves the polymerization of several industrial waste materials, including fly ash, powdered granulated blast furnace slag, silica fume, and rice husk ash, using solutions that are very alkaline. Because this technique removes the requirement for calcination, which is a significant contributor of CO2 emissions during the manufacturing of OPC, GPC is more ecologically friendly. Alkaline …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 284–300 Read article
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Performance Evaluation of Modified Cold Mix Asphalt by Some Waste Materials
Abstract: The aim of study is to evaluate modified CMA volumetric, mechanical and durability properties by some waste materials. Previous studies described that the mechanical properties of CMA are shown to be influenced by different factors including base bitumen grade, porosity of the mix, curing time and additives. The current research is designed to use the waste and by-product materials as filler to enhance the conventional CMA early age strength. Hence, …
Published in Trends in Transport Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 33–53 Read article
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Investigation on Mechanical Properties of Geo Polymer Concrete With Fly Ash and Steel Fibers
Abstract: The goal of this project was to manufacture fly ash-based geopolymer concrete (FAC), a more environmentally friendly substitute for conventional Portland cement concrete (OPC) by using fly ash (FA) in place of cement. The study discovered that the properties of FAC were comparable to those of OPC, and that the concrete's performance was greatly impacted by the geopolymer's polymeric nature. The geopolymerization process was started with an alkaline solution, and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 250–260 Read article
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Remote Monitoring and Control of the Elevator Simulator Module using Internet of Things
Abstract: The concept Internet of Things is developing in exponential manner. With the new technologies available and hardware compatibility, IoT solutions promise extraordinary potential. PLC is having several advantages such as simple structure, high reliability and ease of maintenance; hence it has been widely used for elevator applications. The objective of implementing IoT system to elevator simulator module is to improve predictive maintenance, remote diagnostics and troubleshooting. This work aims to …
Published in Current Trends in Signal Processing · Vol. 10, Issue 3, 2020 · pp. 8–15 Read article
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Use of waste paper sludge and polypropylene to study the performance of concrete
Abstract: A large quantity of waste paper is generated from the offices and industries of the paper mill and it needs to be disposed off through proper waste management system or effectively reutilized in construction industry. Hypo plant in the paper industry generates large volume of waste in the form of slurry, disposal of which causes environmental problems. The increasing amount of waste is a concerning reality that arose various sustainability …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 11–20 Read article
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Performance of Concrete in Chemically Aggressive Environment by Using Cementitious Materials in Concrete
Abstract: This study investigates the performance and durability of sustainable concrete incorporating industrial and agricultural waste materials specifically Fly Ash, nano silica and Graphene Oxide when subjected to chemically aggressive environments. Traditional Ordinary Portland Cement (OPC) concrete often suffers from micro-structural degradation, sulfate attack, and acid penetration in harsh conditions. However, the integration of pozzolanic wastes creates a synergistic effect that densifies the concrete matrix through secondary C-S-H (Calcium Silicate Hydrate) …
Published in Recent Trends in Civil Engineering & Technology · Vol. 16, Issue 2, 2026 · pp. 45–51 Read article
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Physical and Mechanical Properties of GGBS Based Geopolymer Concrete with the Inclusion of Metakaolin
Abstract: The use of ecologically friendly materials in the production of concrete is a significant and pertinent development in the global movement for sustainable construction. Geopolymer concrete (GPC) has gained popularity as an alternative to conventional Portland cement (OPC)-based concrete due to its utilisation of ground granulated blast furnace slag (GGBS), fly ash, and metakaolin, among other industrial by-products. The production of geopolymer concrete addresses serious environmental problems and contributes to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 261–266 Read article
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Sustainable Concrete Solutions: Chemically Predictive Modeling of Geopolymer Versus Ordinary Concrete in a Circular Economy
Abstract: Concrete is a fundamental structural material widely used in civil engineering projects. It plays a key role in various types of building structures, with its quality directly influencing the durability of the construction. This research focuses on assessing the current state of concrete construction, highlighting critical issues and technical aspects in the process, while emphasizing the importance of improving construction quality and management practices. Geopolymer concrete (GPC) presents a viable …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 170–192 Read article
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A Review of Modifications of Cement Slurry Formulations for Carbon Dioxide Storage
Abstract: Climate action, which includes activities aimed at mitigating climate change or reducing its adverse impacts, is the thirteenth goal of the 2030 SDGs (Sustainable Development Goals). Tthe successful commercial deployment of CCS technology would heavily rely on the integrity of the cement sheath used to complete the wellbores at the CO₂ storage sites. It has been established that the cement sheath made from conventional ordinary Portland cement (OPC) is not …
Published in Emerging Trends in Chemical Engineering · Vol. 13, Issue 2, 2026 · pp. 1–21 Read article
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Experimental Investigation on the Strength of Concrete with Partial Replacement of Cement using GGBS and Alccofine
Abstract: Cement is the most important ingredient of concrete. A large scale production of cement consumes large amount of energy and produce a large amount of carbon dioxide (CO2) gas which harmful to human as well as environmental and natural resources. So, to avoid the effect to use industrial waste productions as a supplementary cementitious material (SCM) in making concrete i.e. silica fumes, rice husk ash, fly ash, metakaolin, alccofine, ground …
Published in Journal of Construction Engineering, Technology & Management · Vol. 13, Issue 1, 2023 · pp. 35–43 Read article
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Compressive and Tensile Behavior of Lime Added Geopolymer Concrete.
Abstract: Concrete is the most used material, which required large quantities of Ordinary Portland Cement (OPC). OPC production is held responsible for some of the CO2 emissions, which polluted the atmosphere. Hence, it is inevitable to find an alternative material to OPC. Geopolymer concrete is a best alternative which shall be produced by the chemical action of inorganic molecules. This paper focuses fly-ash based Geopolymer concrete with addition of lime. In …
Published in Journal of Structural Engineering and Management · Vol. 6, Issue 3, 2019 · pp. 1–11 Read article
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Use of Alccofine for Better Performance in High Grade Concrete
Abstract: As India is developing country and demand for the high rise building and other construction industries are growing day by day, along with these demand for non renewable resources, concrete making materials are required. As there is demand for the materials used, there is scarcity too of the materials used. Also there are various supplementary waste in concrete like fly ash, silica fumes, etc. The main objective of our project …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 3, 2020 · pp. 5–8 Read article
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Utilization of Rice Husk Ash and Fly Ash in Construction Industry
Abstract: This experimental work is an effort to try to develop the awareness and importance of waste management and its utilization in productive manner among the people. In today’s more environmentally conscious world, a more responsible approach to the environment is to increase the use of by-products of one which is disposed off as waste as raw material for construction industry. Substitution of OPC cement by rice husk ash and fly …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 13–28 Read article
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Evaluation of Effect of Sugar Cane Bagasse Ash Modified Cold Bituminous Emulsified Mix
Abstract: Initiatives are emerging worldwide to strike an equilibrium between the developments in infrastructure and control of environmental contamination by reusing wastes. About 70 % of the Indian population depends on agriculture, and abundant agricultural waste is generated each year. The use of these wastes in pavement construction provides a suitable solution to some of the ecological concerns and troubles associated with waste management. Sugarcane Bagasse Ash (SCBA) is a waste …
Published in Trends in Transport Engineering and Applications · Vol. 8, Issue 1, 2021 · pp. 30–42 Read article
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Limestone Calcined Clay Cement (LC3) as a Sustainable Cementitious Composite for Retrofitting Concrete Structures: A Systematic Review
Abstract: This systematic review evaluates the effectiveness of Limestone Calcined Clay Cement (LC3) as a sustainable material for repairing and retrofitting damaged concrete structures. LC3 is highlighted as a low-carbon alternative to Ordinary Portland Cement (OPC), offering improved strength, bonding, and long-term durability. The review compiles and analyzes data from peer-reviewed experimental studies focusing on LC3’s mechanical performance, interface bonding, and durability parameters. Results consistently show higher bond strength, reduced shrinkage, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 163–174 Read article