All articles
7057 articles
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AI-Assisted Conversion and Optimization of Analog-to-Digital Signal Transmission forLow-Power IoT and Edge Devices
Abstract: The booming implementation of Internet of Things (IoT) and edge computing devices is requiring theimplementation of efficient signal transmission mechanisms to balance between performance and energyefficiency. The current paper introduces an AI-assisted conversion and optimization system of the analog-to-digital (A/D) signal transmission, aimed at low-power IoT and edge devices. The given strategy combines both machine learning algorithms and adaptive sampling and quantization methods to optimize the A/D conversion process in …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 11, Issue 2, 2025 Read article
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Systematic Review on Advances in Energy-Efficient RF Circuits and Sustainable Microwave Systems for Green MicrowaveEngineering
Abstract: The increasing global demand for sustainable technologies has catalyzed innovation in energy-efficient radio frequency (RF) and microwave systems. This paper explores the principles,methodologies, and advancements underpinning green microwave engineering, with a particularfocus on the design and optimization of energy-efficient RF circuits. A systematic literature reviewwas conducted, analyzing peer-reviewed publications, technical reports, and case studies to assesscurrent progress and identify persistent challenges. Key findings reveal that low-power circuitdesign techniques, multi-source energy …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 2, 2025 Read article
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Systematic Review on Advances in Energy-Efficient RF Circuits and Sustainable Microwave Systems for Green MicrowaveEngineering
Abstract: The increasing global demand for sustainable technologies has catalyzed innovation in energy-efficient radio frequency (RF) and microwave systems. This paper explores the principles,methodologies, and advancements underpinning green microwave engineering, with a particularfocus on the design and optimization of energy-efficient RF circuits. A systematic literature reviewwas conducted, analyzing peer-reviewed publications, technical reports, and case studies to assesscurrent progress and identify persistent challenges. Key findings reveal that low-power circuitdesign techniques, multi-source energy …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 2, 2025 Read article
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The Versatility of the IC 741 in Electronic Sensor System Design
Abstract: In the vast and intricate realm of electronics, few components have had as profound an impact onthe development of sensor systems as the humble IC 741. This groundbreaking device wasdesigned to provide a high degree of flexibility and reliability, making it an ideal choice for awide range of applications. The IC 741 is characterized by its high input impedance, low outputimpedance, and high gain, which allow it to amplify weak …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 2, 2025 Read article
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Analytical Evaluation of heavy metals in eyeshadows: A Risk assessment and Implications for Public Health Regulatory Reforms in Nigeria
Abstract: This study employs advanced analytical techniques to assess heavy metal contamination (Pb, Cd, Cr, Ni, Zn) in 18 commercially available eyeshadow products (local and imported) from Owerri Metropolis, Nigeria. Quantification was conducted using atomic absorption spectroscopy (AAS), while risk evaluations incorporated chemometric modeling approaches. Results revealed significant contamination in locally manufactured brands, particularly those containing calabash chalk (Nzu) as a base ingredient. Lead and nickel concentrations reached 166.58 ± 6.5 …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 Read article
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Uses of Natural Fibres in Polymer Composites
Abstract: The increasing demand for sustainable and eco-friendly materials has led to growing interest in utilizing natural fibers as reinforcements in polymer composites. Natural fibers such as jute, flax, hemp, sisal, and coir have gained notable attention due to their renewable origin, biodegradability, low density, and cost-effectiveness when compared with conventional synthetic fibers like glass or carbon. When combined with suitable polymer matrices, these fibers form natural fiber-reinforced polymer composites (NFRPCs), …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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A Study to Assess the Knowledge Regarding Lifestyle Modifications for the Prevention of Diabetes Mellitus Among (I.T) Information Technology Employees in Selected Areas of Bangalore, with a View to Develop a Self-Assessment Tool.
Abstract: Diabetes mellitus is a growing health problem in today's world. The disease is gradually growing to affect greater number of people. As we know diabetes is more of a lifestyle disease. It is very much influenced by the way we live, the habits we inculcate and the way we deal with the various aspects of our life. A lot of things have been said about lifestyle influence on the occurrence …
Published in International journal of Nursing Science Practice and Research · Vol. 12, Issue 1, 2026 · pp. 13–29 Read article
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Microstrip Line Fed Capacitively Coupled Patch Antenna for Wireless Application
Abstract: In order to increase the impedance bandwidth for wireless local area network (WLAN) applications, aunique design of a microstrip line-fed, capacitively coupled, corner-truncated microstrip patch antenna isput forth, examined, and optimized in this research. The low profile, light weight, ease of manufacture,and compatibility with printed circuit technologies of microstrip patch antennas are well known.Conventional patch antennas' intrinsically small impedance bandwidth, however, is a significantdisadvantage that reduces their usefulness in broadband …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 2, 2025 · pp. 1–9 Read article
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Optimization of Pulse Current TIG Welding Parameters for Enhanced Performance of CompositeAluminum Alloy Joints
Abstract: Abstract Tungsten Inert Gas (TIG) welding is highly regarded as the primary welding method, especially for challenging metals like aluminum. Pulsed current TIG welding has been specifically developed for welding aluminum alloys. Composite weld joints of aluminum alloys AA5052 and AA6063 find extensive use in diverse sectors, such as automotive and marine applications, where significant mechanical properties and corrosion resistance are required. It is crucial to carefully select the process …
Published in International Journal of Mechanics and Design · Vol. 11, Issue 2, 2025 Read article
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Use of Natural Language Processing for Hate Speech Detection on SocialMedia:
Abstract: The exponential growth of social media platforms has led to an increase in user- generated content, enhancing global connectivity but also facilitating the spread of harmful language, including hate speech. Addressing this issue requires robust, Naïve Bayes, Decision Tree, K-Nearest Neighbours (KNN), Linear Regression, and Random Forest—were tested, with Linear Regression achieving the highest accuracy automated systems for detecting and mitigating offensive content. This paper presents a comprehensive analysis of …
Published in International Journal of Digital Communication and Analog Signals · Vol. 11, Issue 2, 2025 · pp. 9–16 Read article
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Polymer-Based Composites in Orthopedic Applications: A Study
Abstract: The pursuit of ideal biomaterials in the field of orthopaedics is an ongoing process that is drivenby the requirement for improved biocompatibility, mechanical congruence with natural tissues,and long-term stability in vivo. Polymer-based composites, also known as PBCs, have emergedas highly attractive options. These composites offer a one-of-a-kind combination of features thatcan be customised, which addresses many of the constraints that are associated with standardceramic and metallic implants. The purpose of …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 2, 2025 Read article
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Unity in Diversity: How Constituents Create Better Composites
Abstract: Composite materials have changed modern engineering by combining the bestqualities of their individual parts to make something stronger, lighter, and moredurable than any one part could be on its own. This paper examines the notionof "unity in diversity" concerning composite materials, highlighting how theamalgamation of distinct constituent phases—usually a matrix and areinforcement—yields synergistic qualities that single-phase materials cannotachieve. The matrix holds the reinforcement in place and protects it, while thereinforcement …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 2, 2025 Read article
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A Powerful Partnership Between Nanotechnology and IoT
Abstract: IOT has the power to transform industries and enhance people's lives. However, resolving thegrowing concerns about energy usage is necessary for its widespread adoption. Becausenanotechnology makes it possible to manufacture self-powered gadgets, low-power circuits,high-performance batteries, and sophisticated sensors, it offers a method to build an IoTecosystem that uses less energy. With thousands of devices connected and vast amounts of databeing generated, Internet of Things(IoT) is quickly changing how we live …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 2, 2025 Read article
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The Principal role of Carbon nanostructures and quantum size effect onquantum Gravity wave and Space applications
Abstract: Carbon bears several important nanostructures including carbon quantum dots, Carbon nanotube,fullerene, and Graphene. These nanomaterials are sensitive and wide area of research innanotechnology era and nanomedicine. The possibility of sensing, simulating, and performingquantum computation at nanoscale makes carbon nanostructures quit suitable in quantumteleportation, space probe studies, and artificial breathing. This research is focused on the impactof such carbon based structure and quantum size effect on the quantum gravity waves. Thus, …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 11, Issue 2, 2025 Read article
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Self-healing Polymer Nanocomposites study using filler effect
Abstract: Polymers, while versatile, often lack the desired mechanical strength, thermal stability, or barrierproperties for high-performance applications. This limitation is elegantly addressed bycreating polymer nanocomposites. These materials are formed by incorporating small amounts(typically 1-5 wt%) of nanoscale fillers (e.g., carbon nanotubes, graphene, silica, clay, metaloxide nanoparticles) into a polymer matrix. The magic of nanocomposites lies in the incrediblyhigh surface area-to-volume ratio of the nanoparticles and their unique interactions with thepolymer chains. …
Published in International Journal of Polymer Science and Engineering Read article
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Transforming Waste Materials into Electrical Energy
Abstract: Due to the growing issue of waste management and the rising request for energy worldwide, there is a lot of interest in using waste materials for production of electricity. Paper waste, which includes rejected paper goods and industrial byproducts, offers a practical and sustainable alternative to other waste materials. Feedstock for the generation of energy. This paper examines various techniques for producing electricity from paper waste, such as combustion, gasification, …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 2, 2025 Read article
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Smart Electricity Consumption Monitoring and Billing System
Abstract: Electricity consumption monitoring is essential for optimizing energy use and reducing costs. Traditional meters provide only cumulative readings, leading to inefficiencies and billing discrepancies. This research presents a smart electricity consumption monitoring and billing system that enables users to track real-time power usage and generate automated bills based on actual consumption. A hardware device measures voltage and current, calculates power consumption, and transmits data to a web-based platform via the …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 · pp. 8–15 Read article
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Robust Power Supply Design and Parameter Monitoring of Electrostatic Precipitator
Abstract: This paper focuses on the development of a high-performance power supply system tailored for electrostatic precipitators (ESPs) to improve their efficiency in industrial applications. The proposed system converts alternating current (AC) to direct current (DC) using an AC to DC converter, followed by a boost converter to elevate the output voltage to the levels required for effective ESP operation. The boost converter ensures the output voltage remains stable, compensating for …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 62–68 Read article
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IoT-Based Battery Management System for Electric Vehicles
Abstract: Electric vehicles (EVs) are becoming increasingly popular due to rising fuel costs and environmental concerns in contemporary applications, where energy storage systems power a wide range of devices, from small gadgets to big electric vehicles and renewable energy grids, efficient battery management is becoming more and more crucial. This study proposes the design and implementation of an Internet of Things (IoT)-based battery management system (BMS) that can continually monitor vital …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 · pp. 1–7 Read article
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Microgrid Sources and Power Electronic Interfaces: A ComprehensiveReview on Source Characteristics, Converter Design, Protection, Power Quality, and Energy Storage Integration
Abstract: Microgrids have become a prospective technology in improving energy reliability, sustainability, and resilience through a combination of a variety of distributed energy sources, sophisticated power electronic interface, and energy storage systems. In this paper, there is an in-depth discussion of the source of microgrids, its fundamental features, and how it works and the criteria that may be used in selecting the source of microgrids depending on the factors involved and …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 30–61 Read article