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122 articles for “ac (alternating current)”
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Precast Airport Lane Analysis of Military Air Base Using ANSYS
Abstract: This report describes the technology of using precast concrete panels for the repair of concrete pavements. The objective of the study was to assess the state-of-technology and to identify implementation challenges. The repair of concrete pavements using precast concrete panels may be an effective alternative to cast-in-place repairs, because it can reduce construction time and provide durable pavements. Construction costs of repairs using precast panels are typically higher than the …
Published in Trends in Transport Engineering and Applications · Vol. 7, Issue 2, 2020 · pp. 38–45 Read article
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Paediatric Epilepsy: Current Advances in Diagnosis and Management
Abstract: Paediatric epilepsy is one of the most common chronic neurological disorders of childhood, characterised by recurrent unprovoked seizures resulting from abnormal neuronal activity. Accurate diagnosis is essential and is based on a detailed clinical history, seizure semiology, neurological examination, and electroencephalography (EEG), with neuroimaging such as magnetic resonance imaging (MRI) used to identify structural abnormalities. Classification according to seizure type and underlying aetiology genetic, structural, metabolic, immune, infectious, or unknown—guides …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 16, Issue 1, 2026 · pp. 53–68 Read article
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Functional Biomolecules in Animal Nutrition: Biochemical Mechanisms and Their Impacts on Growth Performance and Health Outcomes
Abstract: Functional biomolecules have emerged as critical modulators of animal nutrition, extending beyond conventional nutrient supply to regulate biochemical and physiological processes that determine growth performance and health outcomes. This review synthesizes current knowledge on diverse classes of bioactive compounds, including amino acids, peptides, fatty acids, vitamins, minerals, phytochemicals, and microbial-derived metabolites, and their roles in livestock systems. Emphasis is placed on underlying biochemical mechanisms such as enzyme activation, nutrient signaling …
Published in International Journal of Nutritions · Vol. 3, Issue 2, 2026 · pp. 26–36 Read article
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SPICE Modeling of LDMOSFET Transistor
Abstract: AbstractHigh voltage integrated circuits, these days are the most viable alternatives to discrete circuits for various applications. The popular amongst them is the lateral double diffused MOS transistor (LDMOS). It is based on the lightly doped drain (LDD) concept. The constraint that occurred in modeling LDMOS is to minimize the on-resistance along with maintaining a high breakdown voltage. To achieve the objective, the help of RESURF (Reduced Surface Field) concept …
Published in Journal of Semiconductor Devices and Circuits · Vol. 3, Issue 1, 2016 · pp. 42–57 Read article
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Hydroponics Culture Regulated Metabolic Variations in Plants of Medicinal Value
Abstract: The current review chiefly brings to light the importance of alternative cultivation strategies for medicinal plants about the effective enhancement of the bioactive substances. The fast-paced society is favoring the need for its cost-effective cultivation and studying the effects thereafter. The mis-steps while collecting the plant from the wild lead to identification issues, genetic and phenotypic variations, variable bioactive substances/secondary metabolites, and toxic compounds. So, cultivation happening in controlled environments, …
Published in Research & Reviews : Journal of Herbal Science · Vol. 13, Issue 2, 2024 · pp. 14–20 Read article
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Integration of Taguchi and MCDM Techniques for the Optimization of Experimental Parameters in Electrical Discharge Machining: A Research
Abstract: Electric discharge machining (EDM) represents a non-conventional approach to machining, particularly beneficial for processing hard-to-machine materials or components with high length-to-diameter ratios or intricate shapes. Widely employed across various industries such as automotive, chemical, aerospace, biomedical, and tool and die, EDM offers a unique method for achieving precise shapes and dimensions. Unlike traditional machining methods where form is attained through the interaction of the tool and workpiece, EDM operates without …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 6–14 Read article
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An Evaluation of Climate-Resilient Urban Transport System Using Climate Change Scenario in Lagos Metropolis, Nigeria.
Abstract: Abstract The objective of this project is to provide transit professionals with information and analysis relevant to adapting [1] transportation assets and services to climate change impacts. Climate impacts such as thermal discomfort and flooding will hinder agencies’ ability to achieve goals such as attaining a state of good repair and providing reliability and safety. The report examines anticipated climate impacts on Lagos transit and current climate change adaptation efforts …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 2, 2020 · pp. 1–14 Read article
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Integration of Taguchi and MCDM Techniques for the Optimization of Experimental Parameters in Electrical Discharge Machining: A Research
Abstract: Electric discharge machining (EDM) represents a non-conventional approach to machining, particularly beneficial for processing hard-to-machine materials or components with high length-to-diameter ratios or intricate shapes. Widely employed across various industries such as automotive, chemical, aerospace, biomedical, and tool and die, EDM offers a unique method for achieving precise shapes and dimensions. Unlike traditional machining methods where form is attained through the interaction of the tool and workpiece, EDM operates without …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 6–14 Read article
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Investigating The Feasibility of Basalt Fiber as A Carbon Fiber Substitute in Composites for Automotive Applications
Abstract: The escalating carbon footprint, a consequence of dwindling natural resources and surging energy demand, necessitates immediate measures to mitigate environmental impact. This prompted the current study: to look at alternative manufacturing materials that could be utilized as a carbon-free substitute without compromising on mechanical properties. Basalt fiber was identified as a potential eco-friendly replacement to carbon fiber which has several advantages over carbon fiber and is entirely natural and biodegradable. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 275–285 Read article
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Development and Performance Evaluation of GO–ZnO/PU Hybrid Nanocomposite Coatings for Improved Optical Transmission, Cooling, and Self-Cleaning in PV Systems
Abstract: The performance of solar photovoltaic (PV) modules with time is affected by thermal heating, dust buildup, and exposure to ultraviolet (UV) light; as a result, the power loss increases rapidly during the use condition. In this study, a polyurethane (PU) nanocomposite, fabricated with graphene oxide and zinc oxide (GO–ZnO), is invented and examined. Improvements in heat management, light transmission, and dirt resistance are planned for PV glass surfaces. The nanocomposite …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 243–249 Read article
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Innovations in Plant Biotechnology: Transforming Horticulture for a Sustainable Future
Abstract: The increasing global demand for sustainable energy sources has intensified interest in biofuels, particularly those derived from algae. Algae-based biofuels offer a promising alternative to traditional fossil fuels due to their high lipid and oil content, rapid growth rates, and adaptability to diverse environments. This review article examines the potential of algae as a biofuel source, focusing on recent advancements in algal cultivation, lipid extraction, and biofuel production technologies. Population …
Published in International Journal of Trends in Horticulture · Vol. 1, Issue 2, 2024 · pp. 24–28 Read article
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A Review of Torque Ripple Reduction Techniques in Switched Reluctance Motors
Abstract: Switched Reluctance Motors (SRMs) have emerged as a promising alternative to conventional motor technologies due to their rugged structure, low manufacturing cost, high-temperature capability, and suitability for harsh environments. Despite these advantages, the widespread adoption of SRMs in applications such as electric vehicles, household appliances, industrial drives, and aerospace systems is significantly restricted by the issue of torque ripple. Torque ripple manifests as periodic fluctuations in the developed electromagnetic torque, …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 3, Issue 2, 2025 · pp. 45–50 Read article
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Role of USG Guided Percutaneous Needle Aspiration in Pyogenic Liver Abscess
Abstract: Background: Liver abscess has been a condition of high mortality and morbidity in past but since there is work done over decades with use of percutaneous aspiration and percutaneous drainage along with antibiotics; percutaneous drainage is currently the treatment of choice in liver abscess. Percutaneous needle aspiration (PNA) as an alternative to continuous percutaneous catheter drainage in combination with systemic antibiotics for the treatment of PLA has never been popular.Aims …
Published in Research and Reviews : Journal of Surgery · Vol. 6, Issue 2, 2017 · pp. 22–27 Read article
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Performance Evaluation of Petrol-Ethanol Blends and Testing on Multicylinder 4-Stroke SI Engine
Abstract: The usage of different alcohols as a fuel for spark ignition (SI) engines has been in progress since the invention of engine, with ethanol being renewable, bio-based and ecofriendly is the best replacement for petrol as fuel in SI engines. Ethanol is derived basically from sugarcane, cassava, corn and other waste biomass materials. The choice of ethanol as a fuel is due to the positive influence on engine performance due …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 1, 2015 · pp. 41–45 Read article
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Constructed Wetlands: An Emerging Paradise for Sustainable Treatment of Wastewater
Abstract: AbstractSufficient supply of water both in terms of quantity and quality has always been a provoking effort mostly across all the developing cities of the world. Situation is nowhere different in India too where past decades have seen a rapid growth in not only industries but urbanization as well and availability of water round the country shows a wide disparity of range from about 80 litres per capita per day …
Published in Journal of Water Resource Engineering and Management · Vol. 5, Issue 1, 2018 · pp. 1–5 Read article
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Development of Low-GWP Refrigerants for Future Air Conditioning and Refrigeration Applications
Abstract: The growing concern over global warming and the need to mitigate climate change has propelled significant research into the development of low-GWP (Global Warming Potential) refrigerants for air conditioning and refrigeration systems. Traditional refrigerants, such as hydrofluorocarbons (HFCs), have been widely used in the HVAC&R (Heating, Ventilation, Air Conditioning, and Refrigeration) industry but contribute significantly to global warming due to their high GWP values. As a result, global regulations, including …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 35–39 Read article
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Comprehensive Review on Brake Friction Materials
Abstract: Automobile manufacturers are currently dedicated to enhancing vehicle speeds for the purpose of saving travel time. However, achieving this objective necessitates the use of friction materials capable of handling high-speed braking. In this article, we will delve into the historical evolution of materials utilized for brake pads and drums. In the past, asbestos stood out as the most widely employed brake lining material due to its effectiveness. Unfortunately, its carcinogenic …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 197–214 Read article
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Modern Progress in the Advance of High-Efficiency Perovskite (CH3NH3PbI3) Solar Cell using different Hole Transport Layer
Abstract: One viable alternative for creating new clean energy is solar cells, although they might need additional energy sources. The affordable, easily accessible, and greenhouse gas-free nature of a renewable energy source are its defining characteristics. An alternative that can generate power by converting solar photons into electrical energy is a photovoltaic cell. Over the past 20 years, scientific advancements in photovoltaic technology have presented a number of real-world opportunities that …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 2, 2024 · pp. 20–29 Read article
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Synthesis of Copper Nanoparticles using Alternanthera Sessilis Linn Leaf Aqueous Extract and their Characterization
Abstract: The current study describes the biogenesis of Cu NPs using an aqueous extract of the leaf of Alternanthera sessilisLinn. (A.S). recently, biological synthesis of nanoparticles has gained popularity due to the fact that it is eco-friendly, simple, cost-effective, non-hazardous, and extreme conditions. The aqueous extract of Alternanthera sessilisleaf contains enoughterpenoids, carbohydrates, and flavonoids to convert metal ions into metal and thus stabilize the resulting nanoparticles. The UV-visible spectrophotometer confirmed the …
Published in Journal of Polymer & Composites · Vol. 10, Issue 2, 2022 · pp. 14–28 Read article
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Numerical Simulation and Characteristics Assessment of SPWM Based Permanent Magnet Motor Drive for Electrical Vehicle Applications
Abstract: In recent years, electric vehicles (EVs) have grown in popularity as the most practical alternative for helping to protect the environment and achieve great energy efficiency in transportation. Traction motors are the primary source of propulsion in electric vehicles. Excellent torque and power density, a wide speed range, high efficiency, and high dependability are all requirements. The most promising possibilities, which have been widely employed for EV (or hybrid EV) …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 1, 2022 · pp. 36–53 Read article