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1948 articles for “U.V” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Sustainable Construction: A Case Study of Passive Cooling Using Various Insulation Materials in an Educational Institution
Abstract: This case study is about insulating an education building where steel sheets are used on the rooftop. Steel roof sheets are good conductors of heat and due to which the classrooms below become heated up especially in the summer season from January to May every year. This educational building was constructed in 2014 and the heat build-up is intense and hence the top floor i.e. second floor was mostly unutilised …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 14, Issue 2, 2024 · pp. 23–31 Read article
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IoT-Based Battery Health Monitoring for Electric Vehicles Using Machine Learning
Abstract: With increasing utilization of the Electric Vehicles (EV)s in global scale, battery health management becomes a critical factor which has great impact on vehicle performance, safety and longevity. Battery materials, such as NMC LFP lithium-ion batteries and lithium-ion batteries, degrade over time from charging behaviour, heat stress, discharging voltage profiles and environmental limits. Conventional BMS only offer threshold based health diagnostics and cannot perform accurate degradation prediction. This work presents …
Published in International Journal of Machine Systems and Manufacturing Technology · Vol. 4, Issue 1, 2026 Read article
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Comparison and Analysis of Facial Emotion Detection Using Various Deep Learning Neural Networks
Abstract: Facial emotion recognition employs Convolutional Neural Networks (CNNs), Residual Networks (ResNet), Long Short-Term Memory (LSTM) networks, and Deep Neural Networks (DNNs) to automatically identify various emotions, including disgust, anger, fear, happiness, sadness, surprise, and neutrality. This study utilizes transfer learning along with data preprocessing techniques such as rotation, flipping, brightness adjustment, and enhancement methods. Traditional machine learning models achieve an accuracy range of 45 to 50%. In contrast, our proposed …
Published in Journal of Image Processing & Pattern Recognition Progress · Vol. 12, Issue 2, 2025 · pp. 37–42 Read article
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Face Mask Detection on Real Time Images and Videos using Deep Learning
Abstract: A big change has occurred in our day-to-day lives as a result of COVID-19. One of these changes is the widespread adoption of face masks as a preventative measure against the transmission of the virus. Because of this, face mask detection has developed into an indispensable technique in a variety of contexts, ranging from public areas to industrial settings. Artificial intelligence (AI) and machine learning algorithms are utilized in the …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 2, Issue 1, 2024 · pp. 22–30 Read article
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Development and Experimental Investigation of a Light Weight Hybrid Electric Vehicle Using Lithium-Ion Battery and EDLC Supercapacitor Integration
Abstract: Lightweight hybrid electric vehicles (HEVs) have gained significant attention as an environmentally friendly and efficient mode of transportation. However, their energy storage systems (ESS) often face challenges such as limited battery lifespan, inadequate power delivery during peak demand, and inefficient energy recovery during braking. This research focuses on the development and experimental evaluation of a hybrid energy storage system (HESS) integrating Lithium-Ion Batteries (LIB) and Electric Double-Layer Capacitors (EDLC) for …
Published in Journal of Automobile Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 26–40 Read article
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Thermoacoustic Properties of 1-Propanol-n-Hexane and 1-Propanol-Cyclohexane Binary Mixtures: A Comparative Study at 298.15 K
Abstract: This study reports the measurement of ultrasonic velocity (U), viscosity (η), and density (ρ) for the binary liquid mixtures 1-propanol–n-hexane and 1-propanol–cyclohexane at 298.15 K over the full composition range (mole fraction 0.1–0.9). From the experimentally measured data, several important thermodynamic and acoustic parameters, including isentropic compressibility (βₐ), acoustic impedance, intermolecular free length, free volume (Vf), and internal pressure (πᵢ), were systematically derived to assess the magnitude and nature of …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 17, Issue 1, 2026 · pp. 19–30 Read article
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Understanding : Vitiligo A Skin Conditions Beyond Color
Abstract: Patches of skin that have lost their pigmentation are the hallmark of vitiligo, a chronic skin disorder. The afflicted skin patches turn white and typically have strong edges. Additionally, the skin's hair may turn white. There may also be issues with the inside of the mouth and nose. The rate at which skin conditions cause color loss is uncertain. When the cells that make melanin cease to function or die, …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 16, Issue 1, 2026 · pp. 27–33 Read article
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Advanced Design, Modeling and Optimization Techniques in Electric Vehicle Using Green Energy: A Review
Abstract: In today’s world, we are using conventional energy sources in a larger amount. To reduce it we must move to use an alternative source, it means replacing the diesel and petrol vehicles with an electric vehicle, which is the best option. The rapid expansion of electric vehicles (EVs) is expected to make them a major contributor to transportation. Increasing fossil fuel use has resulted in greenhouse gas emissions that are …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 20–28 Read article
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Drugs for Alzheimer’s Disease from Salix Alba Discovered Computationally Utilizing Virtual Screening and Docking against 1b41 Protein
Abstract: Objective : The of this research is to evaluate the feasibility of using molecular docking techniques to identify novel acetylcholinesterase, a key enzyme implicated in the pathogenesis of Alzheimer’s disease, a neurodegenerative disorder with a gradual but steady progression to death, due to the gradual accumulation of beta-plaques and neurofibrillary tangles, as well as a decline in acetylcholine levels. Due to its function in converting acetylcholine into acyl and choline …
Published in International Journal of Genetic Modifications and Recombinations · Vol. 1, Issue 2, 2023 · pp. 07–19 Read article
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Recognition and Detection of Content in Video Using OpenCV
Abstract: The emergence and continued reliance on the Internet and related technologies has resulted in massive amounts of data that can be analysed. Humans, on the other hand, do not have the cognitive abilities to comprehend such vast amounts of data. Machine learning (ML) is a mechanism that enables humans to process large amounts of data, gain insights into the data's behaviour, and make more informed decisions based on the analysis's …
Published in International Journal of Image Processing and Pattern Recognition Read article
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Ration Distribution with RFID and Mobile OTP Verification using Raspberry Pi
Abstract: The governmental provision of essential domestic commodities at subsidized rates to economically disadvantaged households in developing nations such as India serves as a crucial means of fulfilling basic needs. However, the current mechanism employed in ration shops relies heavily on manual processes for measuring commodities and maintaining transaction records, leading to various challenges including instances of diversion of food grains to the open market. The proposed project, titled " Ration …
Published in Journal of Microcontroller Engineering and Applications · Vol. 11, Issue 1, 2024 Read article
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Harmonic Elimination in Photovoltaic (PV) Systems Using Various Multilevel Inverter Topologies
Abstract: The increasing penetration of photovoltaic (PV) systems into modern power grids necessitates advanced power electronic interfaces capable of delivering high-quality electrical power with minimal harmonic distortion. Multilevel inverters (MLIs) have emerged as an effective solution due to their ability to synthesize near-sinusoidal output voltages with reduced switching losses and electromagnetic interference. This study presents a comprehensive investigation of harmonic elimination in grid-connected PV systems using 5-level, 7-level, and 11-level multilevel …
Published in Trends in Electrical Engineering · Vol. 16, Issue 1, 2025 · pp. 01–18 Read article
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Gesture Vocalizer Using Arduino
Abstract: Science and technology have been an indispensable part of our lives, driving innovation and transforming the way we communicate. Communication barriers between the hearing-impaired and the hearing population pose significant challenges in daily interactions. Sign language, a primary mode of communication for the deaf and mute communities, is not universally understood by the general public. This research work presents a novel system for real-time sign language to speech conversion, aiming …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 3, 2025 · pp. 14–25 Read article
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Application of an Online Chromium Reduction System for D/H Analysis of Water Samples with Large Isotopic Variations Using Conventional Mass Spectrometer
Abstract: We present an online chromium (Cr) reduction system for measuring the D/H ratio of water samples exhibiting significant isotopic contrast, where the memory effect cannot be overlooked. Memory compensation is incorporated into the analysis procedure to mitigate this effect, allowing the utilization of injection results that would otherwise be discarded due to the memory effect. This approach enables a faster analysis and an increased sample throughput. Additionally, crucial aspects of …
Published in Journal of Instrumentation Technology & Innovations · Vol. 15, Issue 1, 2025 · pp. 7–12 Read article
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Versatile Use of the Local Muscle Flaps Pedicled by Gastrocnemius and Hemisoleus Muscle with a Longer Reach for Coverage of Lower Extremity Defects
Abstract: Purpose: This study aims to highlight the clinical usefulness of multiple local muscle flaps pedicled on the gastrocnemius and hemisoleus muscles for managing soft-tissue defects of the lower extremity. The technique was applied to defects involving the distal femur and the distal one-third of the tibia, avoiding the need for free flap reconstruction. Methods: From January 2014 to January 2023, multiple local muscle flaps were planned and utilized for the …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 14, Issue 3, 2024 Read article
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Investigative Study of Relationship of Chemical Characteristics of Group V Elements and Electron Structure
Abstract: Understanding the chemical properties of Group V elements through their electron configurations deepens our comprehension of periodic trends. Transitioning from nitrogen to bismuth, we observe a shift from non-metals to metalloids and then to metals, a change driven by the progression of electron shell and orbital filling. This insight is crucial for forecasting and elucidating the varied chemical behaviors and uses of Group V elements, thereby aiding developments in chemistry …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 2, 2025 · pp. 39–45 Read article
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Characteristics of Group VIII Elements in the Periodic Table and the Potential Uses and Applications
Abstract: Group 8 elements, known as noble gases, hold a special place in the periodic table. Noble gases offer unique properties with applications in science, industry, and technology. By comprehensively understanding the characteristics of Group 8 elements, we not only appreciate their role in the periodic table but also recognize their significance in scientific research and industrial applications. This project sheds light on the unique properties of noble gases, highlighting their …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 82–91 Read article
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Smart Vehicle Security System Using Fingerprint Authentication with Alcohol Detection
Abstract: An electronic device is installed in a car or fleet of vehicles as part of a vehicle tracking system, which allows the owner or a third party to follow the whereabouts of the vehicle while also gathering data. The technology known as a modern vehicle tracking system (VTS) uses a variety of techniques, including GPS and GSM modules as well as other radio navigation systems that employ satellites and ground-based …
Published in Journal of Microcontroller Engineering and Applications · Vol. 11, Issue 1, 2024 Read article
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Preparation and characterization of High-performance ZnO/PVB Nanocomposite films for UV-shielding and Optoelectronics
Abstract: Zinc oxide nanoparticles can be incorporated into polymer matrices to create materials for various high-performance engineering applications. In this study, zinc oxide nanoparticles were reinforced at different loadings (0.5, 1.0, 0.5, 1.0, 1.5, and 2.0 wt.%) in polyvinyl butyral matrix to synthesize nanocomposite films using the solution casting method. The impact of zinc oxide nanofiller on the morphology and ultraviolet-shielding performance of polyvinyl butyral nanocomposite films was evaluated using various …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 3, 2025 · pp. 35–53 Read article
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Transfer Learning Based High-Precision Multi-Class Object Detection for Real-Time UAV Autonomous Landing via YOLOv8l in Unstructured Scenarios
Abstract: A significant challenge for autonomous drone landings in unstructured environments is that of reliably detecting and identifying objects in real-time to ensure safety and accuracy of the landing area. This paper presents a well-founded method for solving this problem using the YOLOv8l object detection framework to detect landing zones, obstacles and people in the relevant vicinity of the landing area. The dataset used for the training of the model contained …
Published in Journal of Aerospace Engineering & Technology · Vol. 16, Issue 2, 2026 Read article