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670 articles for “Indices”
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Evaluations of Treatment Performance of Tangerine and Cashew Leaves in TPH Removal from Contaminated Swampy and Clay Soils
Abstract: This study evaluates the effectiveness of two plant-based treatments, Tangerine (Citrus reticulata) and Cashew (Anacardium occidentale) leaves, in the bioremediation of Total Petroleum Hydrocarbons (TPH) from polluted swampy soil. The performance of these treatments was assessed over an 84-day period using 100g of each treatment. The results demonstrated significant degradation of TPH, with Tangerine leaf showing a slight edge over Cashew leaf in the remediation process of crude oil- contaminated …
Published in International Journal of Green Chemistry · Vol. 11, Issue 2, 2025 · pp. 29–34 Read article
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Nanomaterials via Green Synthesis: Insights into Biocompatibility and Biotechnological Applications
Abstract: This review critically examines recent advances in the green synthesis of nanomaterials (NMs) and their diverse biological applications, with a focus on antimicrobial, antioxidant, anticancer, and anti-inflammatory properties. The reviewed studies evaluated key characteristics of green-synthesized NMs, including their size, shape, and concentrations, as assessed in both in vitro and in vivo biological models. Compared to traditional chemical methods, green synthesis demonstrated superior efficacy, enhanced biocompatibility, and reduced toxicity. For …
Published in International Journal of Green Chemistry · Vol. 11, Issue 1, 2025 · pp. 1–16 Read article
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The Role of Autonomous Vehicles in Alleviating Urban Traffic Congestion and Reducing Emissions
Abstract: Abstract As urban areas continue to expand, the dual challenges of traffic congestion and vehicle emissions pose significant threats to the quality of urban life, public health, and environmental sustainability. In this context, autonomous vehicles (AVs) represent a revolutionary shift in transportation technology, with the potential to transform urban mobility systems. This study explores the multifaceted role of AVs in alleviating urban traffic congestion and reducing emissions, employing a combination …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 10, Issue 2, 2024 · pp. 26–30 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
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Evaluating the Impact of Intelligent Traffic Management Systems on Urban Congestion and Emission Levels
Abstract: AbstractUrban congestion and vehicle emissions represent critical challenges in densely populated citiesworldwide, posing risks to both travel efficiency and environmental health. As urbanizationintensifies, traditional traffic management approaches often fall short of alleviating congestion,resulting in longer commute times, increased fuel consumption, and higher pollutant emissions. Thisstudy evaluates the effectiveness of Intelligent Traffic Management Systems (ITMS), an advancedapproach leveraging adaptive traffic control technologies, in reducing both congestion and emissions.Through a combination of …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 10, Issue 2, 2024 · pp. 15–19 Read article
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Atmospheric Emissions in the Life Cycle of Metro Rail Transport Systems
Abstract: AbstractIn 2007, the United Nations (UN) published a comprehensive report on "Climate Change," whichhighlighted the significant impact of greenhouse gases (GHGs) on climate variations and thealarming rise in global temperatures. In response, nations were urged to devise action plans aimed atreducing the emissions of these harmful gases. Carbon dioxide (CO2) emerged as the primarygreenhouse gas, with transportation systems accounting for approximately 25% of total globalemissions, primarily driven by private vehicle …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 10, Issue 2, 2024 · pp. 1–8 Read article
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Groundwater Exploitation in the Base Complex of Ado Ekiti: Sustainability Issues and Future Directions
Abstract: Abstract Water is an essential and irreplaceable resource necessary for sustaining life, and in a diverse and populous country like Nigeria, the sustainable management of groundwater resources is of critical importance. This paper explores the current groundwater utilization practices in Ado-Ekiti, a rapidly growing urban area, and presents strategies aimed at ensuring the long-term sustainability of these vital resources. The study analyzes several key factors affecting groundwater resources, including geological …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 10, Issue 2, 2024 · pp. 21–27 Read article
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Performance Analysis of High-Volume Fly Ash and Recycled Aggregate in M50 Concrete: Workability and Compressive Strength
Abstract: Abstract This study evaluates the impact of recycled aggregate (RA) and high-volume fly ash (HVFA) on the workability and compressive strength of M50 grade concrete. Slump tests were conducted for various water-cement ratios, using a mix ratio of 1:0.69:2.29 and a high-range water reducer. The compressive strength of concrete mixtures incorporating varying percentages of RA and FA was measured at 7, 28, and 90 days. Results indicate that replacing natural …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 25–32 Read article
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Influence of GGBFS Content and Curing Methods on the Compressive Strength of Coconut Shell Concrete: A Mix Design Approach for Sustainable Construction
Abstract: AbstractThis study explores the development of a coconut shell concrete (CSC) mix design using theACI211.298 guidelines, targeting a compressive strength of 20 MPa for structural applications. Dueto the organic and flaky properties of coconut shell (CS), achieving the initial target strength of 40MPa was challenging, necessitating a focus on optimizing mix proportions for a 20 MPa goal. Theresearch investigates three different mixes with varying percentages of ground granulated blastfurnace slag …
Published in International Journal of Structural Engineering and Analysis · Vol. 10, Issue 2, 2024 · pp. 9–14 Read article
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Performance Evaluation of Geopolymer Masonry Units Using Fly Ash and GGBFS: Dimensionality, Density, Water Absorption, and Compressive Strength Analysis
Abstract: AbstractThis study investigates the production, properties, and performance of geopolymer masonry units,utilizing Class F fly ash and Ground Granulated Blast Furnace Slag (GGBFS) as primary binders.These binders were activated using an 8M alkaline solution, with the materials mixed alongsidemanufactured sand (M-sand) as the fine aggregate. The binder-to-aggregate ratio was maintained at1:1, while the alkaline solution-to-binder ratio was kept at 0.2. Various geopolymer masonry units,including geopolymer bricks (GPB), solid blocks (GPSB), …
Published in International Journal of Construction Engineering and Planning · Vol. 10, Issue 2, 2024 · pp. 26–32 Read article
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Comparative Design and Performance Analysis of Axial Flow Compressor Blades Using Various Materials
Abstract: This study presents a comprehensive design and performance analysis of axial flow compressor blades using various materials to improve efficiency, durability, and performance. Axial flow compressors are critical components in aircraft engines and industrial gas turbines, and the choice of blade material significantly impacts their functionality under extreme operational conditions. The analysis explores several materials, including traditional alloys, advanced composites, and high-temperature resistant metals, evaluating their mechanical properties, thermal stability, …
Published in International Journal of Mechanics and Design · Vol. 10, Issue 2, 2024 · pp. 7–15 Read article
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Smart Interiors for Aging Adults: Integrating Technology for Independent Living
Abstract: This report explores the integration of smart home technology in interior design to support independent living for aging adults. As the global population ages, there is a growing need for innovative solutions that allow older adults to age in place safely and comfortably. The study examines key smart home technologies, including AI-driven systems, assistive robotics, voice and gesture control, and healthcare integration, highlighting their potential to enhance safety, accessibility, and …
Published in International Journal of Housing and Human Settlement Planning · Vol. 10, Issue 2, 2024 · pp. 1–14 Read article
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Design and Analysis of MacPherson Suspension System and Enhanced Suspension Systems
Abstract: Customers look for safety and comfort, thus they are crucial to the success of car marketing. The McPherson suspension system, one of the most popular shock absorbers, has a history of excellent performance. Its unexpected demise and sudden fracturing, however, made it clear that the system needs thoughtful adjustments. The most important components of the shock absorber system that require improvement are the strut mount and spring. Because of the …
Published in International Journal of Mechanics and Design · Vol. 10, Issue 2, 2024 · pp. 13–26 Read article
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Driving Sustainable Growth in Tech Startups through the Integration of Sustainable Development Goal 9
Abstract: Sustainable Development Goal 9 focuses on developing robust infrastructure, advancing inclusive and sustainable industrialization, and promoting innovation. It emphasizes that a strong infrastructure foundation is essential for economic progress, technological growth, and community well-being. By focusing on sustainable practices, SDG 9 encourages industries to adopt environmentally friendly technologies and sustainable production methods. Additionally, it emphasizes the importance of research and development as key drivers of innovation, enabling countries to enhance …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 10, Issue 2, 2024 · pp. 1–7 Read article
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Eco friendly interiors: improving user experience in the Amity Lucknow campus canteen
Abstract: The concept of eco-friendly interiors integrates sustainable design principles to create environments that are not only aesthetically pleasing but also environmentally responsible. This research investigates the impact of eco-friendly interior design on user experience in the Amity canteen. By integrating sustainable materials, energy-efficient solutions, and biophilic design principles, the study aims to create an environmentally responsible and aesthetically pleasing dining space. The research employs a mixed-methods approach, including surveys, interviews, …
Published in International Journal of Landscape Planning and Architecture · Vol. 10, Issue 2, 2024 · pp. 18–33 Read article
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Sustainable Hydrogen Solutions: Beryllium-Based Complexes and Catalysts for Efficient Energy Storage and Production
Abstract: This study explores the potential of beryllium (Be) and transition metal (TM) complexes in hydrogen storage and production, focusing on the hybridization of atomic orbitals to form dihydrogen complexes within nanostructured materials. We analyze the binding energies and adsorption characteristics of H₂ molecules in Be-dihydrogen complexes and compare them with TM-dihydrogen complexes. The findings indicate that Be can effectively bind H₂ at room temperature, making it a promising candidate for …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 1–5 Read article
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Quantification of Morphine, Codeine, and Dihydrocodeine in Carissa carandas Leaves and Fruit Using LC-MS/MS: The Impact of Drying on Alkaloid Concentration
Abstract: This study presents a method for quantifying morphine, codeine, and dihydrocodeine in Carissa carandas (Karonda) leaves and fruit, employing morphine-D3 as an internal standard (1 µg/mL) to ensure accuracy. Samples are prepared at 25 ng/mL and extracted using solvent techniques, with an optional solid-phase extraction step to mitigate matrix effects. Quantification is conducted via LC-MS/MS, providing robust sensitivity. Results show that drying concentrates these alkaloids, particularly morphine in fruit, due …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 1, 2025 · pp. 49–61 Read article
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Impact of External Contextual Factors on Construction Project Performance
Abstract: The construction industry is inherently complex, influenced by a myriad of external contextualized factors that impact project performance. Based on a thorough analysis provided in the paper, this abstract offers a thorough summary of these factors. The study categorizes external contextualized factors into four main dimensions: cost, time, scope, and dominant area of influence. Factors, such as “Availability of workforce/material/equipment,” “Land Acquisition,” “Government Policy Changes,” and “Legal disputes between Project …
Published in International Journal of Town Planning and Management · Vol. 10, Issue 2, 2024 · pp. 28–47 Read article
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Comparative Biosorption Analysis of Chicken Feathers and Absorbent Pads on Crude Oil Contaminated Soil
Abstract: The study was done for the biosorption of hydrocarbon contaminated soil using chicken feather waste (CFW) and adsorbent pad adsorbents (AP). The adsorbents materials were sourced locally and prepared accordingly and made ready for the adsorption process. To analyze the adsorption of crude oil from contaminated soil, the following time intervals were used: 0 weeks, 4 weeks, 8 weeks, 12 weeks, 15 weeks, and 20 weeks. Additionally, varying amounts of …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 10, Issue 2, 2024 · pp. 13–33 Read article
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Analyzing Atmospheric Particulate Matter in PortHarcourt and Omoku, Nigeria, Using Artificial NeuralNetworks and Fuzzy Logic
Abstract: Port Harcourt and Omoku, two densely populated towns in Rivers State, Nigeria, are hubs of industrial, commercial, and residential activities, characterized by the presence of oil and gas industries, educational institutions, large markets, and, in the case of Omoku, access to free electric power supply. These activities contribute to environmental degradation through industrial effluents, domestic waste, automobile emissions, gas flaring, and biomass burning, which release aerosols that form harmful particulates …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 2, 2024 · pp. 16–52 Read article