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267 articles for “degradation”
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The Contribution of Quantity Surveyors Towards Achieving Sustainable Construction
Abstract: Sustainable construction has become a global mantra, seeking to achieve the minimization of resource depletion, the minimization of environmental degradation, and the creation of a healthy built environment. The literature evidence, however, shows that building projects have often been carried out without adequate consultation with quantity surveyors, who are knowledgeable about the legal and financial facets of sustainable construction. This study evaluates the role of quantity Surveyors (QS) in sustainable …
Published in International Journal of Sustainable Building Technology · Vol. 8, Issue 1, 2025 · pp. 10–20 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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Effect of Bacillus Subtilis on Corrosion of Steel in Reinforced Cement Concrete
Abstract: Abstract Concrete is one of the most used building materials due to its cost- effectiveness, ease of availability, and versatility. It is the backbone of modern construction, being widely applied in infrastructure, residential, and commercial projects. However, it is particularly vulnerable to crack formation, which significantly reduces its service life. These cracks compromise structural integrity by allowing water ingress, which leads to the corrosion of reinforcing steel, eventually making the …
Published in International Journal of Concrete Technology · Vol. 11, Issue 1, 2025 · pp. 6–14 Read article
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Ensuring Long-Term Durability and Resilience in Concrete Structures
Abstract: Abstract Durable concrete refers to a type of concrete that can effectively resist weathering over a prolongedperiod, maintaining its structural integrity and functionality. Weathering actions include physical,chemical, and environmental factors, such as temperature variations, freeze-thaw cycles, moisture ingress, and exposure to aggressive chemicals. Concrete durability is critical for ensuring the long-term performance and safety of structures. Rainwater, when mixed with air, often contains dissolved gases and chemicals that can penetrate …
Published in International Journal of Concrete Technology · Vol. 11, Issue 1, 2025 · pp. 1–5 Read article
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Utilizing Ground Granulated Blast Furnace Slag (GGBS)as a Partial Substitute for Cement in Concrete
Abstract: Abstract Concrete is a critical material in civil engineering, valued for its strength and durability. However, the increasing demand for concrete, driven by rapid urbanization, has raised environmental concerns.Cement, a primary component of concrete, is a significant source of carbon dioxide emissions duringits production, contributing to climate change and environmental degradation. This study investigatesa sustainable alternative to traditional cement by partially replacing it with Ground Granulated BlastFurnace Slag (GGBS), an …
Published in International Journal of Concrete Technology · Vol. 11, Issue 1, 2025 · pp. 28–33 Read article
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Emission Reduction Strategies in Diesel and Gasoline Engines: Progress and Future Directions
Abstract: Abstract The global transportation sector remains a significant contributor to greenhouse gas emissions and air pollution, necessitating continuous advancements in emission reduction strategies for internal combustion (IC) engines. Diesel and gasoline engines, despite their efficiency and widespread use, produce harmful pollutants, such as nitrogen oxides (NOx), particulate matter (PM), and carbon monoxide (CO). These emissions contribute to serious environmental and health issues, including global warming, respiratory diseases, and ecosystem degradation. …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 2, 2024 · pp. 11–15 Read article
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Impact of Exhaust Gas Recirculation on NOx Emissions and Efficiency in Diesel Engines
Abstract: Abstract Exhaust gas recirculation (EGR) has emerged as a pivotal strategy to reduce nitrogen oxide (NOx) emissions from diesel engines, which significantly contribute to air pollution and environmental degradation. NOx emissions pose serious concerns due to their role in forming smog, acid rain, and adverse health impacts. By recirculating a portion of the exhaust back into the intake manifold, EGR reduces these emissions by restricting the manufacturing of NOx and …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 2, 2024 · pp. 1–5 Read article
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Green Building Regulations and Their Impact on Sustainable Urban Development
Abstract: Abstract Green building regulations play a pivotal role in promoting sustainable urban development by establishing environmental, energy, and resource efficiency standards in construction and urban planning. These regulations are designed to reduce carbon footprints, enhance energy efficiency, conserve water, and improve waste management in buildings, contributing to the long-term sustainability of cities. By integrating renewable energy technologies, eco-friendly materials, and climate-resilient designs, green building codes help mitigate environmental degradation while …
Published in International Journal of Town Planning and Management · Vol. 11, Issue 1, 2025 · pp. 31–36 Read article
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Mechanical and Microstructure Properties of Al and SiC Reinforced Aluminum-Based Metal Matrix Composite
Abstract: It is becoming increasingly difficult to design new technical materials that are resistant to wear damage and corrosion degradation in severe service circumstances. Unfortunately, even with crucial passive metals, like Al alloys, there is often a compromise between wear and corrosion resistance. Because of the unfavorable galvanic connection between the precipitates and the matrix, precipitates not only harden the material but also accelerate corrosion. This research established that a supersaturated …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 1, 2025 · pp. 26–43 Read article
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Nanoparticle-Based Drug Delivery System: A Review Of Recent Development And Challenges In Malaria
Abstract: Malaria remains a global health challenge despite extensive efforts in prevention and treatment. Prompt diagnosis and effective treatment are critical for eradication efforts, yet resistance to current therapeutic drugs, particularly in Plasmodium falciparum and Plasmodium vivax, poses a major obstacle. Traditional antimalarial such as quinine, chloroquine, and artemisinin-based combination therapies have been widely used, but their effectiveness is increasingly compromised by resistance and pharmacokinetic limitations. Many antimalarial drugs suffer from …
Published in International journal of Nanobiotechnology · Vol. 11, Issue 1, 2025 Read article
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Nanocomposites – Enhancing Mechanical Properties Through Nanoengineering
Abstract: Nanocomposites represent a groundbreaking development in material science, leveraging the unique properties of nanoscale reinforcements to revolutionize the performance of traditional composite materials. By integrating nanomaterials, such as carbon nanotubes, graphene, nanoclays, and metal nanoparticles into a polymer, ceramic, or metal matrix, nanocomposites exhibit significantly enhanced mechanical properties, including improved strength, toughness, and durability. These improvements arise from superior interfacial interactions, efficient load transfer mechanisms, and increased resistance to mechanical …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 1, 2025 · pp. 46–52 Read article
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Industrial Biotechnology and Circular Economy: A Pathway to Sustainable Bio-Manufacturing
Abstract: Industrial biotechnology, also known as white biotechnology, represents the application of biological systems and organisms in industrial processes, focusing on the production of bio-based products, including biofuels, chemicals, and materials. With the pressing need for sustainable manufacturing practices to address environmental degradation, resource depletion, and climate change, integrating industrial biotechnology with the principles of the circular economy offers an innovative pathway to ensure sustainability. The circular economy, which focuses on …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 11, Issue 1, 2025 · pp. 17–21 Read article
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Integrating Trees, Shrubs, and Perennial Biomass Crops into Livestock Systems: A Pathway to Sustainable Tropical Farming Systems
Abstract: Livestock production in the tropics faces increasing challenges due to climate change, land degradation, feed shortages, and environmental concerns. Integrating trees, shrubs, and perennial biomass crops into livestock farming systems offers a sustainable approach to addressing these challenges. This study explores the potentials of agroforestry-based livestock systems in enhancing feed availability, improving animal nutrition, promoting soil health, and mitigating the environmental footprint of livestock farming. Trees and shrubs provide high-protein …
Published in International Journal of Animal Biotechnology and Applications · Vol. 11, Issue 1, 2025 · pp. 11–28 Read article
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Supercritical Fluid Extraction: Mechanisms, Applications, and Recent Developments
Abstract: Supercritical Fluid Extraction (SFE) is an advanced and versatile separation technique that harnesses the unique properties of supercritical fluids (SCFs) to extract a wide variety of compounds from both solid and liquid matrices. Supercritical fluids, which are substances at a temperature and pressure above their critical points, possess both liquid-like density and gas-like viscosity, making them highly effective solvents for extraction processes. This review delves into the underlying mechanisms of …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 1, 2025 Read article
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Sustainable Labware Solutions: A Study of Biodegradable Modified Polypropylene for Sterilization‑Resistance
Abstract: This study investigated the impact of incorporating a 1‑3% by weight of biodegradable additive into polypropylene (PP) using twin‑screw extrusion, followed by injection molding to prepare test specimens. The effects of the additive on the rheological, thermal, mechanical, and optical properties of PP were investigated, along with the impact of two common sterilization methods: autoclave (121°C, 15 min, 0.11 MPa) and electron beam (E-Beam, 50 kGy) irradiation. The results showed …
Published in International Journal of Composite Materials and Matrices · Vol. 11, Issue 1, 2025 Read article
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Eco-Friendly Chemical Processes: The Role of Green Chemistry in Modern Industries
Abstract: Green chemistry focuses on the development of chemical products and processes that minimize or eliminate hazardous substances, promoting sustainability throughout the chemical life cycle. Unlike environmental chemistry, which studies pollutants, green chemistry proactively designs safer alternatives to prevent environmental damage. This field spans multiple disciplines, including organic, inorganic, analytical, and physical chemistry, with applications across pharmaceuticals, manufacturing, and materials science. Key Principles of Green Chemistry Green chemistry is guided by …
Published in International Journal of Green Chemistry · Vol. 11, Issue 2, 2025 Read article
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Production of Biochar from Lignocellulosic Biomass Obtained from Paddy Straw
Abstract: The pressing issues of fossil fuel depletion and environmental degradation have spurred the search for sustainable solutions in energy production and carbon management. This research delves into the eco-friendly prospect of generating biochar from lignocellulosic biomass, specifically paddy straw. Given the undeniable contribution of contemporary fossil fuels to greenhouse gas emissions, air pollution and climate change, a shift towards cleaner alternatives like biofuels becomes imperative. Paddy straw emerges as a …
Published in International Journal of Agrochemistry · Vol. 11, Issue 1, 2025 · pp. 1–7 Read article
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Sustainable Energy Solutions: Enhancing the Efficacy and Stability of Lead Iodide Perovskite Solar Cells
Abstract: Lead iodide perovskite solar cells have emerged as a transformative technology in the field of photovoltaics, demonstrating remarkable power conversion efficiencies that rival traditional silicon- based solar cells. However, conacerns regarding their long-term stability and environmental impact pose significant challenges for their widespread adoption. This study investigates the current advancements in lead iodide perovskite solar cells, emphasizing strategies to enhance both their efficiency and stability. We explore innovative approaches, such …
Published in International Journal of Green Chemistry · Vol. 10, Issue 2, 2024 · pp. 1–8 Read article
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Green Engineering of Wood-Plastic Composites: Utilizing Recycled Plastics for Environmental Sustainability
Abstract: This study explores the fabrication of wood-plastic composites (WPCs) using recycled polymers and natural fibers, aiming to create a renewable and durable alternative to traditional wood products. Utilizing agricultural and industrial waste as the raw materials, the research integrates various polymer blends with wood flour and other lignocellulosic fibers, enhancing mechanical and thermal properties. The innovative approach involves modifying the polymer matrix with eco-friendly additives to improve compatibility, adhesion, and …
Published in International Journal of Green Chemistry · Vol. 10, Issue 2, 2024 · pp. 8–16 Read article
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Optimization of Traffic Signal Timing for Urban Mobility: A Case Study
Abstract: AbstractUrban traffic congestion is one of the most pressing challenges in modern cities, leading tosubstantial economic losses, environmental degradation, and reduced quality of life. Traditionalfixed-time traffic signal systems are often inadequate in addressing fluctuating traffic demands,contributing significantly to this congestion. This paper explores the optimization of traffic signaltiming using a genetic algorithm (GA) integrated with real-time traffic data to improve urbanmobility. A case study was conducted at three highly congested …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 10, Issue 2, 2024 · pp. 20–25 Read article