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1952 articles for “Ra” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Smart Train Station System: An IoT- Powered Platform with Arrival Detection
Abstract: The primary objective of this paper is to provide platform users with timely arrival status information and automate pedestrian crossing of the railroad tracks without the need for a staircase. This approach aims to mitigate potential accidents, particularly significant in regions like India where train accidents are more prevalent. Using IR transceivers, it determines each tsrain's state and notifies the micro controller about it. By using this research to prevent …
Published in Journal of Microelectronics and Solid State Devices · Vol. 11, Issue 1, 2024 · pp. 32–38 Read article
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Design Principles and Applications of Virtual Telepresence Robots: A Comprehensive Review
Abstract: The primary objective of this project is to develop an advanced virtual telepresence robot system that facilitates remote communication and collaboration in various environments. Through the integration of cutting-edge robotics, sensing, and communication technologies, our virtual telepresence robot enables real-time interaction between users located at different physical locations. This technology combines wireless connectivity, robotics, and user interfaces to provide people with an immersive experience. This study explores the development, functionality, …
Published in International Journal of Advanced Control and System Engineering · Vol. 2, Issue 1, 2024 · pp. 11–18 Read article
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Exploring the Future of Smart Homes: Voice Control Technologies and Applications
Abstract: With the use of voice commands, smartphones, and the Internet of Things, homeowners may utilise an intelligent house automation system, a technology-driven solution, to control and automate a variety of home systems and gadgets from a central hub. The system typically includes equipment such as smart thermostats, smart lighting, smart locks, security systems, and entertainment systems. With the increasing prevalence of IoT, smart homes have become increasingly popular, and automation …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 2, Issue 1, 2024 · pp. 31–37 Read article
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Role of Functional Regenerative Trilaminar Scaffold Dressing in Wound Bed Preparation
Abstract: Advancements in wound healing have incorporated tissue regeneration therapy as a crucial tool for managing both acute and chronic wounds. Bio constructs designed to facilitate wound regeneration utilize natural, artificial, or hybrid materials, collectively referred to as regeneration scaffolds. The components of regeneration scaffolds play a crucial role in enhancing the skin's natural self-renewal abilities and accelerating the healing process. These scaffolds are designed to provide essential growth factors and …
Published in Research and Reviews: A Journal of Health Professions · Vol. 14, Issue 2, 2024 · pp. 70–75 Read article
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An Intelligent cloud system for disaster communication and management involving IoT mesh networks
Abstract: Disaster coordination and communication are key areas of rescue. Nevertheless, the frequent interruptions in old communication channels underscore the need for alternative approaches. Modern communication technologies play a critical role in enhancing disaster management. This study proposed an effective approach wherein a local communication network is created which will aid emergency responders in responding to disasters, with the aim of improving their ability to handle emergencies quickly and efficiently. Advanced …
Published in Recent Trends in Electronics Communication Systems · Vol. 11, Issue 3, 2024 · pp. 1–8 Read article
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Red emissive MSA capped CdTe quantum dots for cell imaging
Abstract: The changes in the optical and electronic properties of the materials due to the quantum confinement effect in semiconductor nanoparticles have attracted huge interest in the scientific community. Within the semiconductor nanoparticles, the quantum dots (QDs) deserve a special position due to their high quantum confinement effect and unique optoelectronic properties. Among the semiconductor quantum dots, CdTe attracts more attention due to its easy manufacturing, large Bohr exciton radius, and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 716–721 Read article
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Host Suitability of Trichogrammatoidea Bactrae Nagaraja on Different Host Eggs
Abstract: Trichogrammatoidea bactrae Nagaraja (Hymenoptera: Trichogrammatoidea) is a highly effective egg parasitoid for controlling lepidopteran pests. This study evaluates its host suitability and biological characteristics across various lepidopteran eggs, specifically Corcyra cephalonica Stainton (Lepidoptera: Pyralidae), Spodoptera litura Fabricius (Lepidoptera: Noctuidae), Helicoverpa armigera Hubner (Lepidoptera: Noctuidae), Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), and Pectinophora gossypiella Saunders (Lepidoptera: Gelechiidae). The results indicate that T. bactrae shows the highest parasitization rates on C. cephalonica, …
Published in International Journal of Insects · Vol. 2, Issue 1, 2025 · pp. 1–6 Read article
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Innovative Biogas Strategies: Anaerobic Co-Digestion of Livestock Waste
Abstract: The goal of the study is to determine whether anaerobic co-digestion of cow dung can be used to produce biogas and whether adding sodium and calcium alginate directly to natural lagoon sediment can reduce sulphide concentrations. It was observed that one minute of focus Sodium and calcium alginate were added at the start of the anaerobic digestion cycle, which indicates a propensity to lower the system's hydrogen sulfide concentration and …
Published in Emerging Trends in Chemical Engineering · Vol. 12, Issue 1, 2025 · pp. 40–45 Read article
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Enhancing Engine Efficiency and Reducing Emissions: A Comprehensive Review of Air Calorimeter Technology
Abstract: The article talks about the idea behind this project to pre-heat the intake air that passes through the carburettor to increase a petrol engine's fuel efficiency. The vaporization of petrol in the carburettor is influenced by the humidity of the surrounding air. Therefore, vaporization can be facilitated, and full combustion can be accomplished by preheating the carburettor's incoming air for a significant amount of time. Additionally, by lowering the amount …
Published in Journal of Aerospace Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 8–13 Read article
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Enhancing Mechanical Properties of Fiber-Reinforced Composites Through Sorghum Husk and Unsaturated Polyester Resin.
Abstract: Plastic, a versatile synthetic polymer, holds considerable significance and utility in human society due to its manifold applications. However, its deleterious ecological ramifications have spurred growing apprehensions. This has galvanized the pursuit of ecologically amicable substitutes, propelling interest in the domain of composite materials. Composites are formulated by amalgamating diverse substances, and in this context, Styrene Diluted Unsaturated Polyester Resin (SDUPR) is melded with natural constituents. Among these organic constituents, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 59–65 Read article
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Investigation of Mechanical Behaviour in Brake Shoe Liner by Using Composite and Nano Materials
Abstract: The mechanical performance of the brake shoe liners dictates the safety and efficiency of the vehicles; thus, brakes are very vital in ensuring controlled deceleration and stopping. In the past few decades, composites have significantly impacted the automotive industry through lighter, stronger, and sturdier alternatives to traditional materials improving overall performance. Nano additives are of key importance in such composites, improving not only the mechanical properties but, more significantly, the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 280–295 Read article
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Sustainable Water Management in Engineering: Identifying Causes and Implementing Solutions
Abstract: Water is a vital resource in engineering applications, underpinning processes in manufacturing, construction, power generation, and environmental systems. Unsustainable water consumption and waste, however, present serious problems, such as resource depletion, environmental damage, and higher operating expenses. This paper explores the causes of water waste in the engineering sector, such as inefficient processes, aging infrastructure, and inadequate wastewater management, alongside the impacts on economic performance and ecological balance. To address …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 3, 2025 · pp. 9–26 Read article
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Characterization of Thermochemical Properties and Combustion Behavior In AP/HTPB Polymer Composite Solid Propellant for Enhanced Performance
Abstract: The thermal decomposition of solid propellants containing hydroxyl-terminated polybutadiene (HTPB) binder is a complex process, driven by multiple interacting chemical and physical factors. Solid propellant combustion characteristics are profoundly influenced by the composition of the propellant, the conditions of pressure, the starting temperature, and a range of aero-thermochemical parameters. The paper explores the influence of polymeric structure in the HTPB binder on thermal decomposition characteristics of the AP/HTPB composite propellants …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 502–511 Read article
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Corrosion and Corrosion Protection of Cast iron due to Bio-organism
Abstract: Cast iron is a high tensile strength metal. It is generally used for making tools, pipe fitting, electrical fitting equipment and rail track. It interacts with corrosive substances to develop electrochemical cell on their interface. Corrosive substances are acids, bases, salts, bio-wastes, particulates and pollutants. These substances produce hostile medium for materials. These harmful wastes discharge by industries, households, agricultural, urbanization, development of infrastructure, construction works, thermal power stations, hydropower, …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 105–114 Read article
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Enhancement of Gas Sensitivity of Composites of Carbon Derived from Rubber Tree and SnO2 to Detect Ethanol Vapor at Room Temperature
Abstract: Films of composites of activated carbon powder prepared from saw dust derived from core of rubber tree (Hevea Brasiliensis) and tin oxide (SnO2) were fabricated using the doctor blade method. Carbon powder was activated using phosphoric acid at 500°C for 45 minutes. The weight ratio carbon/SnO2 varied from 0 to 12% in steps of 2. The structural, optical and morphological properties of films were investigated using XRD patterns, UV-visible spectrums …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 2, 2025 · pp. 31–44 Read article
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Optimizing Glass to Metal Composite Seal Performance: An integrated Approach with Artificial Neural Network, Multiple Regression, and Taguchi
Abstract: Composite materials, particularly glass to metal composites, are critical components in solar receiver tubes, where vacuum leakage can significantly compromise the efficiency of solar plants. This research addresses the technical barriers associated with the development of durable and high-quality glass to metal composite seals. We investigate the principles that can enhance the physical and chemical properties of these composite seals, focusing on the incorporation of TiO2 and MgO nanoparticles into …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 418–435 Read article
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Green Fabrication of Glutaraldehyde-Crosslinked Chitosan/PVA Biocomposite for Heavy Metal Removal from Wastewater
Abstract: Chitosan (CS) and Polyvinyl alcohol (PVA) are polymers that possess biodegradable, biocompatible, and non-toxic properties, making them suitable for wastewater treatment applications. The primary objective of this research is to chemically modify chitosan in a novel manner to enhance its ability to remove hexavalent chromium Cr(VI) from aqueous solutions. In this study, a composite material was synthesized by crosslinking PVA and CS with glutaraldehyde (GA), resulting in the formation of …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 3, 2025 · pp. 59–83 Read article
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Machine Learning Framework for Optimizing Polymer–Metal Oxide Composites as Charge Selective Layers in Perovskite Solar Cells
Abstract: To achieve high-performance and stability of perovskite solar cells (PSCs), it was important to incorporate innovative interfacial materials to tune the balanced charge extraction, low recombination, and enhanced operational lifespan. On this note, polymer composites with metal oxides have been proposed as promising candidates as charge selective layers (CSLs), whereby they present a rare combination of tunable energy levels, improved film forming abilities, and better interface engineering capabilities. In this …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 1073–1098 Read article
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Advanced Polymer Composite Coating for Thermal Performance and EEE Improvement of a Solar Energy Harvesting System
Abstract: The integration of carbon-based nanomaterials with polymer matrices presents a promising route toward advancing solar energy harvesting technologies. In this study, nanoparticle-blended polymer composite coatings are examined to evaluate the performance of FPSC, utilizing an unconventional collector setup and a multiple-carbon-based nanoparticle-blended paint polymer. Nanomaterial provides a crucial alternative for enhancing their thermal efficiency. The research findings reveal that the deformation of nanomaterials improves the heat efficiency of solar collectors. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 1197–1222 Read article
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Role of Social Media in General Elections 2024 in India
Abstract: The role of social media in the 2024 general elections in India is poised to be a transformative force, significantly impacting political communication, voter engagement, and campaign strategies. With nearly one-third of the electorate having consistent access to social media, this election marks a critical juncture in Indian democracy, reflecting the rapid evolution of digital platforms as vital tools for political outreach and discourse. This shift follows a historical trajectory …
Published in Recent Trends in Social Studies · Vol. 2, Issue 2, 2025 · pp. 50–60 Read article