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1334 articles for “Rats”
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Bidirectional DC–DC Converter Design and Control for EV Charging Stations with Grid Support Capability
Abstract: The rapid proliferation of electric vehicles (EVs) has intensified the demand for advanced charging infrastructure capable of delivering reliable, efficient, and grid-aware power management. Conventional unidirectional chargers are inadequate for modern smart-grid applications, as they preclude the utilization of stored battery energy for grid support functions. This paper presents the design, mathematical modeling, and simulation-based validation of a non-isolated bidirectional DC–DC buck–boost converter rated at 20 kW for EV charging …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 12, Issue 1, 2026 Read article
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Design and Simulation of Compact Microstrip Patch Antennas for 5G Applications
Abstract: The rapid growth of fifth-generation (5G) wireless communication systems has created significant demand for compact, high-gain, low-profile, and energy-efficient antenna technologies. Microstrip patch antennas have emerged as one of the most suitable antenna structures for 5G applications because of their lightweight design, low fabrication cost, compact size, ease of integration, and compatibility with modern wireless devices. However, conventional microstrip patch antennas suffer from limitations such as narrow bandwidth, low gain, …
Published in International Journal of Broadband Cellular Communication · Vol. 11, Issue 1, 2026 · pp. 1–16 Read article
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Performance Analysis of Hybrid Signal Processing Methods in Modern Communication Networks
Abstract: Modern communication networks require high-speed, reliable, and energy-efficient signal transmission for applications such as wireless communication, satellite systems, Internet of Things (IoT), smart healthcare, and next-generation 5G/6G networks. Traditional signal processing techniques often face limitations in dynamic communication environments due to interference, noise, latency, and bandwidth constraints. Hybrid signal processing methods combine multiple techniques including analog-digital processing, adaptive filtering, beamforming, machine learning, and intelligent optimization to enhance communication performance and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 22–35 Read article
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Design and Commercial Validation of a Hierarchical Three-Tier Quality GradingSystem for Post-Industrial and Post-Consumer Recycled Thermoplastic Resins in US Industrial SupplyChains
Abstract: Quality grading systems for recycled thermoplastic resins providing industrial buyers with a standardized, documented quality classification framework for secondary raw material procurement are a foundational requirement for the reliable integration of recycled materials into industrial supply chains. Despite this requirement, no standardized grading scale has been established for post- industrial and post-consumer PP, HDPE, and LDPE resins in industrial supply chain contexts. This paper presents the design, operational implementation, and …
Published in International Journal of Polymer Science and Engineering · Vol. 12, Issue 2, 2026 · pp. 1–22 Read article
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Triple Slot Patch Antenna Employing Electromagnetic Band Gap Structures
Abstract: A triple-slot patch antenna integrated with Electromagnetic Band Gap (Mushroom Electromagnetic Band Gap, Electrical Electromagnetic Band Gap) structures is designed to enhance wireless communication performance for IoT applications. It combines a compact triple-slot patch design with periodic EBG unit cells that suppress surface waves and improve gain and directivity. The antenna design is simulated at 5.5 GHz using ANSYS Electronic Desktop to evaluate its overall performance. ANSYS Electronic Desktop is …
Published in International Journal of Microwave Engineering and Technology · Vol. 12, Issue 1, 2026 · pp. 40–52 Read article
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A Study of Self-Healing Polymer Nanocomposites with Filler Effect
Abstract: Considering their versatility, polymers sometimes lack the barrier properties, mechanical strength, and thermal stability required for high-performance applications. The creation of polymer nanocomposites is an advanced solution to this restriction. To make these materials, nanoscale fillers like carbon nanotubes, graphene, silica, clay, and metal oxide nanoparticles are added to a polymer matrix in small amounts (typically 1–5% weight percentage). The nanoparticles’ incredibly high surface area-to-volume ratio, as well as their …
Published in International Journal of Applied Nanotechnology · Vol. 12, Issue 1, 2026 · pp. 26–35 Read article
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Structural Efficiency and Sustainability of Bamboo Architecture: Material Performance, Joinery Techniques and Contemporary Applications
Abstract: Abstract Bamboo is increasingly recognised as a structurally efficient and environmentally responsible construction material, offering a viable alternative to conventional high-carbon materials such as steel, concrete, and engineered timber. Its rapid renewability, high tensile strength, low embodied energy, and favourable strength-to-weight ratio position bamboo as a key material for sustainable architecture in both vernacular and contemporary contexts. This paper presents a comprehensive assessment of bamboo architecture by examining material performance, …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 12, Issue 1, 2026 · pp. 48–55 Read article
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Comprehensive Review on Bamboo-Based CompositeMaterials for Sustainable Engineering Applications
Abstract: Among various natural resources, bamboo has emerged as a promising reinforcement material due to its rapid growth rate, wide availability, low cost, and excellent specific mechanical properties. Bamboobased composite materials combine high strength-to-weight ratio with renewability, making them attractive for diverse engineering applications. The increasing concerns related to resource depletion, carbon emissions, and end-of-life disposal of synthetic composites further highlight the need for biobased and sustainable material solutions. This review …
Published in International Journal of Composite Materials and Matrices · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Pyrolysis of Agro Wastes for Renewable Energy Production in Shendam Local Government Using Aspen-Plus and Monte-Carlo
Abstract: The global decline in fossil fuel availability, coupled with increasing concerns over climate change, has accelerated the search for sustainable and decentralized energy solutions. Agro-waste, particularly lignocellulosic food waste, has shown great promise as an alternative energy feedstock. This study explores the potential of pyrolysis technology for onsite energy production using fruit-based food waste collected from markets and food enterprises in Shendam Local Government Area, Plateau State, Nigeria. The selected …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 12, Issue 1, 2026 · pp. 24–38 Read article
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Biopolymers in Medical Application: A Study
Abstract: Biopolymers – naturally derived macromolecules, such as polysaccharides, proteins, and polyhydroxyalkanoates – have emerged as a versatile toolbox for next-generation medical technologies. Their intrinsic biocompatibility, tunable degradation kinetics, and capacity for molecular functionalization enable the design of devices that communicate with living tissue rather than merely coexist with it. This review synthesizes recent advances across four inter-related fronts: (i) drug-delivery carriers, where chitosan-based nanoparticles and hyaluronic-acid hydrogels provide stimulus-responsive release …
Published in International Journal of Polymer Science and Engineering · Vol. 11, Issue 2, 2025 · pp. 1–15 Read article
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e-Kidney Filtration System (EKS) Using Sensor: A Study
Abstract: This research presents the design and preliminary validation of an E-Kidney Filtration System (EKS), an innovative artificial kidney leveraging advanced sensor technology for precise and adaptable blood filtration. Traditional hemodialysis, while life-sustaining, is a passive process with inherent limitations in its ability to dynamically respond to individual patient needs and fluctuations in physiological parameters. EKS aims to overcome these limitations by integrating a suite of real-time biosensors and electrochemical sensors …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 2, 2025 · pp. 31–40 Read article
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Investigation of FSO Communication System Using Various Neural Networks
Abstract: A prospective method for high-speed data transfer via light propagation in free space, such as between buildings, satellites, or metropolitan areas, is Free Space Optics (FSO) communication. FSO systems have great promises, but their performance can be severely hampered by atmospheric disturbances. Problems like fog, rain, and turbulence cause the optical signal to be absorbed and scattered, increasing BER. To address these challenges, various Neural Network (NN) techniques such as …
Published in International Journal of Broadband Cellular Communication · Vol. 11, Issue 2, 2026 · pp. 12–20 Read article
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Study of Corrosion and Corrosion Protection of Rebar Steel in Saline water
Abstract: Corrosion is major problem with metals. When they come in contact of surrounding corrosive medium to construct a corrosion cell on their interface, metals undergo in corrosion reactions. Such environments metals can be exhibited uniform, galvanic, pitting, stress, crevice, embrittlement, intergranular corrosion etc. The corrosion of phenomenon of rebar steel studied in saline water. It creates corrosive medium for rebar steel due to availability of chloride ions. Rebar steel is …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 2, 2025 · pp. 1–11 Read article
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Effect of Al2O3 and CeO2 Nanocatalysts on Biodiesel Yield from Pine and Soapnut Oils
Abstract: Abstract This study examines the influence of aluminium oxide (Al2O3) and cerium oxide (CeO2) nanocatalysts on the biodiesel yield obtained from two non-edible oils: pine oil and soapnut oil. Both oils were extracted through mechanical pressing and converted into biodiesel using the transesterification process. To understand how different process conditions, affect biodiesel production, a Box–Behnken Design (BBD) was used. Three key variables—methanol-to-oil ratio, catalyst concentration, and reaction temperature—were analyzed to …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 2, 2025 · pp. 1–10 Read article
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Screening the Effects of Asphalt Plant Discharge Water on Germination Indices of Some Edible Vegetables
Abstract: The study aims to determine the effects of asphalt plant discharge water containing different compounds of polycyclic aromatic hydrocarbons on germination parameters of viable seeds of Telfairia occidentalis Hook. F, Corchorus olitorius and Solanum macrocarpon L. in a screen house. The experiment was laid out in a completely randomized design with five replicates. A 300 ml of asphalt plant discharge water obtained from the three different locations (T2, T3, and …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 2, 2025 · pp. 22–35 Read article
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Design of Experiments for Vibration Monitoring of Rotating Machinery
Abstract: The valuable resources are rotating technology. In industrial applications, several machines are essential to the effective operation of any system. This article describes the engineering process for developing designs for analyzing variation and the optimization of condition monitoring by the impacts of vibration parameters using Taguchi processes to improve the quality of manufactured items. Crucial spinning equipment is included in the experiment to maximize the vibration frequency reactivity. Using Minitab …
Published in International Journal of Mechanics and Design · Vol. 11, Issue 1, 2025 · pp. 27–41 Read article
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Ethical Issues and Implementation Challenges of Artificial Intelligence in ICU Care: A Critical Nursing Perspective
Abstract: Background: The integration of Artificial Intelligence (AI) in Intensive Care Units (ICUs) is rapidly advancing, with AI showing potential to improve patient outcomes by enhancing monitoring, predicting deterioration, and optimizing clinical decision-making. Despite its promise, the implementation of AI in critical care environments raises ethical and practical concerns. This study aims to evaluate the impact of AI on ICU outcomes and explore the associated ethical and implementation challenges. Objective:To assess …
Published in International Journal of Nursing Critical Care · Vol. 11, Issue 1, 2025 Read article
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The Role of Artificial Intelligence in ICU Patient Monitoring and Predictive Analytics: A Prospective Cohort Study
Abstract: Background: Intensive Care Units (ICUs) face challenges in effectively monitoring critically ill patients. Traditional monitoring methods may not detect subtle signs of deterioration in time, leading to worsened outcomes. Artificial Intelligence (AI)-driven monitoring systems have emerged as a potential solution, promising improved predictive capabilities and patient outcomes. Objective: This study aimed to evaluate the impact of AI-based monitoring systems on ICU patient outcomes, focusing on mortality rates, length of ICU …
Published in International Journal of Nursing Critical Care · Vol. 11, Issue 1, 2025 Read article
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Algae as a Biofuel: A Promising Path to Sustainable Energy
Abstract: The increasing global demand for sustainable energy sources has intensified interest in biofuels, particularly those derived from algae. Algae-based biofuels are a promising alternative to traditional fossil fuels because of their high lipid and oil content, quick growth rates, and ability to flourish in a variety of settings. This review article examines the potential of algae as a biofuel source, focusing on recent advancements in algal cultivation, lipid extraction, and …
Published in International Journal of Plant Biotechnology · Vol. 10, Issue 2, 2024 · pp. 7–18 Read article
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Integrated Process Design and Simulation of Amine-Based CO₂ Capture: A Path to Emission Control
Abstract: The flow sheet must represent the complete process in detail taking care of all process equipment. ASPEN HYSYS simulation software was used to simulate the process, the models of the process was simulated using MATLAB. The concentration of the atmospheric CO 2 was found to having been increasing steadily and has risen up to 35% since the Industrial Revolution. This rate, at which the concentration of CO 2 is increasing, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 11, Issue 2, 2025 Read article