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309 articles for “Compression”
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Effect of varying water temperature on concrete properties
Abstract: The aim of this paper is to determine the effects of mixing-water temperature on the compressive strength, workability and water absorption rate of concrete. Locally available materials were used. Compression tests results showed that the 7 days value of 19.52N/mm2 at 35°C was higher than the value of 9.96N/mm2 at 5°C. The 28th day results for compression test also showed similar trend. The workability of the concrete decreased as the …
Published in International Journal of Concrete Technology · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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A Study on Self Compacting Concrete using Portland Pozzolana Cement
Abstract: Self-compacting concrete (SCC) is a type of highly flowable concrete that fills each and every corner of congested formwork without the need for mechanical vibration as it is placed by means of its own weight. Generally, the SCC is prepared by using Ordinary Portland Cement (OPC) with mineral and chemical admixtures. Portland Pozzolana Cement (PPC) itself contains some amount of fly ash, thus given the motivation to prepare the SCC …
Published in International Journal of Concrete Technology · Vol. 6, Issue 2, 2020 · pp. 1–9 Read article
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Mechanical Properties of sand blasting residue concrete
Abstract: Sand Blasting Residue (SBR) form chain manufacturing companies as a large massive by-product. Steel-slag hydrated matrix is made of ground granulated blast furnace slag powder & steel-making slag which is the by-product of iron manufacturing. This type of construction material is called environmental conscious material in Japan. This research presented that the strength of steel-slag hydrated matrix depends on the pH of the steel-slag hydrated matrix after mixing. Firstly, cement, …
Published in International Journal of Concrete Technology · Vol. 6, Issue 2, 2020 · pp. 46–52 Read article
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Scrap Steel Fiber Reinforce Concrete
Abstract: The research mentioned on this paper turned into finished to look at the feasibility of the usage of metal scrap received from lathe system in fiber bolstered concrete via way of means of checking the compressive strength, and flexural strength of M20 concrete and consequently optimizing the fiber proportions. In this look at, a contrast has been made among undeniable cement concrete and metal scrap fiber bolstered concrete (SSFRC). The …
Published in International Journal of Concrete Technology · Vol. 7, Issue 2, 2021 · pp. 30–38 Read article
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Experimental Investigation of Concrete Properties for Strength and Durability with Partial Replacement of Mixture of Nano-Silica
Abstract: This study explores the effects of partial cement replacement with nano-silica on theproperties of concrete, focusing on both strength and durability aspects. Compressive strengthtests were conducted at two key ages, 7 days and 28 days, to evaluate the concrete's performanceunder various conditions. The nano-silica was introduced into the concrete mix at three differentpercentages: 0.3%, 0.6%, and 1% by weight of the cement content. Our experimental findingsindicated a remarkable enhancement in …
Published in International Journal of Concrete Technology · Vol. 9, Issue 2, 2023 · pp. 1–7 Read article
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Some Geomechanical and Petrophysical Linkages Within Paleo-Sedimentary Beds of Ghana
Abstract: Instability issues have been a major challenge in the Sekondian Series of South-Western Ghana. This is particularly affecting civil works and environmental mitigation efforts across the formation as extensive weathered profile impedes structural integrity. Uniaxial Compressive Strength (UCS) of lithological units which is a critical stability measure in most engineering projects requires quality sample of appropriate dimension for its determination. Samples for this important design parameter cannot be easily obtained …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 6, Issue 1, 2020 · pp. 31–42 Read article
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Stress Paths in Undrained Triaxial Tests with Anisotropic Consolidation on Marine Sediments of Southern Italy
Abstract: The present document is the first paper of a serial of studies ongoing in geotechnical laboratory testing and in situ testing of marine sediments in the southern Italy coastal area. For this first stage, Undrained triaxial compression tests with anisotropic consolidation (CK0U) have been performed on marine sediments collected in boreholes carried out in the seabed, in a depth of 8 m to 18 m below the seabed. The use …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 8, Issue 1, 2022 · pp. 37–42 Read article
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Improving Internal Combustion Engine Performance by Using Reduced Power Air Conditioning System
Abstract: The paper studies and analyzes the effects of adsorption air conditioning system instead of the classical compression unit on the vehicle internal combustion engine (ICE) performance. The adsorption system uses the residual heat from the ICE cooling circuit to create the necessary thermodynamic conditions to reduce the temperature in the vehicle cockpit. The proposed system has the advantage of no mobile parts for operating since it works on pressure difference …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 9, Issue 2, 2023 · pp. 41–51 Read article
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A study to assess the knowledge and practices regarding prevention and management of local complications of peripheral intravenous therapy among staff nurses working in the Dr. D.Y. Patil hospital, Pimpri, pune.
Abstract: Background: Descriptive study to assess the knowledge and practices of staff nurses regarding prevention and management of local complications of peripheral intravenous therapy working in various units of Dr.D.Y. Patil hospital, Pimpri, Pune. Study was conducted by Mr. Pradeep patidar in partial fulfillment of the requirement of the award of a degree Master of Science in Nursing at the College of Nursing, Dr. D. Y. Patil University Pimpri, Pune, Maharashtra. …
Published in International Journal of Nursing Critical Care · Vol. 7, Issue 1, 2021 Read article
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Sustainable Cementitious Composites withEpoxy–Alccofine Synergy
Abstract: This research examines the combined influence of epoxy resin and Alccofine when used as partial substitutes for cement in producing sustainable, high-performance concrete. The study aims to improve both strength and durability properties while simultaneously reducing cement usage and its environmental impact. Concrete mixes were prepared with epoxy resin contents of 0%, 5%, and 10% by weight of cement, along with Alccofine replacement levels of 5%, 10%, and 15%. The …
Published in International Journal of Concrete Technology · Vol. 12, Issue 2, 2026 · pp. 1–12 Read article
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A Survey on Hydrogen Storage System using Alloys
Abstract: The transition to a carbon-neutral energy landscape hinges on the ability to store hydrogen safely, densely, and reversibly. While high-pressure tanks and cryogenic vessels dominate today’s infrastructure, solid-state storage in metallic alloys offers a compelling alternative by marrying high gravimetric capacity with intrinsic safety. This work presents a systematic investigation of a family of reversible hydrogen-absorbing alloys—principally Mg-based intermetallics (Mg₂Ni, Mg-Fe-Mn) and Ti-V-based Laves phases (TiFe, Ti₁₋ₓMnₓV₂) – engineered through …
Published in International Journal of Energetic Materials · Vol. 12, Issue 1, 2026 · pp. 13–19 Read article
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Influence of Rubber Particle Size on the Ductility and Energy Absorption of Structural Elements
Abstract: Abstract This research investigates how the rubber particle sizes influence the ductility and energy absorption of structural members made of RC. For this analysis, the different types of waste tire rubbers (with a grains size of 1–2 mm, 3–5 mm, and 6–10 mm) were partially replaced for fine aggre-gates. The compressive strengths, load-deflection behaviors, ductility ratios and energy dissipation properties are discussed by means of experimental mix design analysis and …
Published in International Journal of Structural Engineering and Analysis · Vol. 12, Issue 1, 2026 Read article
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Experimental Analysis of Performance, Combustion and Emission Characteristics of a Thermal Barrier–Coated Piston Diesel Engine Fuelled with Jatropha Biodiesel Blended with Nanoparticles
Abstract: Abstract The present study experimentally investigates the performance, combustion, and emission characteristics of a compression ignition diesel engine equipped with a thermal barrier–coated (TBC) piston and fuelled with alumina nanoparticle-enhanced Jatropha biodiesel. A yttria-stabilized zirconia (YSZ) ceramic coating was applied on the piston crown to reduce heat loss and improve in-cylinder thermal conditions. Jatropha biodiesel blends (B10, B20, and B30) were prepared through transesterification, and alumina (Al₂O₃) nanoparticles at a …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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Utilization of Plastic Waste in Pavement Block by Partially Replacement of Fine Aggregate
Abstract: The rapid expansion of urban areas and industrial activities has resulted in a considerable rise in production of plastic waste. This presents a significant ecological issue because of the restricted biodegradability of plastics. The possible approach is to investigate the incorporation of plastic waste in building construction materials. This research investigates the theoretical application of waste plastic in pavement blocks as a partial substitute for fine aggregate. The emphasis is …
Published in International Journal of Sustainable Building Technology · Vol. 8, Issue 2, 2025 · pp. 1–9 Read article
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Thermoacoustic Properties of Ethanol-n-Hexane and 1-Propanol-n-Hexane Binary Mixtures: A Comparative Study at 298.15 K
Abstract: Using an Anton Paar DSA 5000 M instrument, measurements of density, sound velocity, and viscosity were carried out for ethanol–n-hexane and 1-propanol–n-hexane binary mixtures across mole fractions ranging from 0.1 to 0.9 at a constant temperature of 298.15 K. These binary mixtures were specifically selected to investigate the behavior of polar–nonpolar molecular interactions and how they affect the thermophysical properties of the system. The density, sound velocity, and viscosity data …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 11, Issue 2, 2025 · pp. 1–8 Read article
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Revolutionizing Concrete Strength: The Role of Carbon Nanotube Reinforcements
Abstract: Abstract The integration of carbon nanotubes (CNTs) into concrete represents a revolutionary advancement inconstruction material technology. Carbon nanotubes, known for their exceptional mechanical,electrical, and thermal properties, offer transformative potential for enhancing the strength, durability,and functionality of traditional concrete. This study explores the role of CNTs as a nano-reinforcementmaterial, focusing on their impact on compressive strength, tensile capacity, and resistance to crackingand environmental degradation. By incorporating CNTs, concrete can achieve unprecedentedmechanical …
Published in International Journal of Structural Engineering and Analysis · Vol. 11, Issue 1, 2025 · pp. 27–31 Read article
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To Study the Effects on Mechanical Properties ofConcrete by Partial Replacement of Sand with MetallicSwarf
Abstract: Abstract The utilization of metallic swarf in concrete manufacturing is increasing in importance due to its environmental and economic benefits. However, the mechanical qualities of such concrete frequently appear inferior to regular concrete. To improve the mechanical characteristics of standard concrete, numerous additives have been researched, but the utilization of metallic swarf remains a mystery. This research investigates the recycling of waste metallic swarf produced in the automobile industry and …
Published in International Journal of Mechanics and Design · Vol. 11, Issue 1, 2025 · pp. 54–60 Read article
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A Review of Bamboo Fiber’s Use in Concrete
Abstract: AbstractLocal sustainable materials must be found and used in the building and provision of homes due to therising demand for natural resources in emerging nations. Natural building materials that are regardedas sustainable are “green”, thousands of tons of bamboo are traded annually, and this creates a lot ofwaste. Bamboo was utilized in the building’s construction as well as in structural elements like roofing,columns, and supports. The main component utilized in …
Published in International Journal of Manufacturing and Materials Processing · Vol. 10, Issue 2, 2024 · pp. 33–36 Read article
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Exploring the Utilization of Bakelite Waste as a Partial Coarse Aggregate Replacement in Concrete: An Assessment of Mechanical Properties and Durability
Abstract: Abstract The burgeoning challenge of plastic waste management has prompted researchers to seek sustainable alternatives within various sectors, particularly in the construction industry, which is a significant consumer of raw materials. This study thoroughly investigates the viability of incorporating Bakelite waste, a type of thermosetting plastic known for its durability and resistance to degradation, as a partial replacement for coarse aggregates in concrete formulations. Concrete mixtures were meticulously designed with …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 6–10 Read article
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Optimizing Concrete Properties with Partial Replacement of River Sand by Used Foundry Sand
Abstract: In response to the scarcity and rising costs of natural river sand, researchers are exploring alternatives like Used Foundry Sand (UFS) to promote sustainable construction practices. This study investigates the partial replacement of river sand with UFS, testing replacement levels from 0% to 25% by weight. Assessing fresh concrete properties and mechanical characteristics, including compressive strength, splitting tensile strength, and flexural strength, the research focuses on M20 and M30 concrete …
Published in International Journal of Concrete Technology · Vol. 10, Issue 1, 2024 Read article