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950 articles for “energy materials”
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Chemical Treatment Methods for Types of Chemical and Environmental Pollution: Review
Abstract: Developed countries have witnessed the industrial revolution and technological advancements, as a result, environmental pollution is steadily increasing, negatively impacting living organisms and life sources. The causes are well known, as are the solutions, but major industrialized nations are procrastinating and postponing implementation of solutions because it reduces their profits. To address chemical pollution: reducing the use of nuclear energy, disposing of chemical waste in proper ways, and focusing on …
Published in Journal of Water Resource Engineering and Management · Vol. 12, Issue 2, 2025 · pp. 53–60 Read article
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Navigating the Antenna Frontier for Emerging IoT Technologies
Abstract: Internet of Things (IoT) is rapidly transitioning from niche applications to a pervasive, interconnected fabric of intelligent devices, demanding unprecedented levels of performance, reliability, and miniaturization from its constituent components. At the heart of this revolution lies the antenna, the crucial interface between the digital and physical realms. This paper delves into the intricate and evolving landscape of IoT antenna design, specifically addressing the unique challenges and opportunities presented by …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 3, Issue 2, 2025 · pp. 1–10 Read article
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Design and Fabrication of Multi-operationVegetable Cutting and Slicing Machine
Abstract: The purpose of this gadget is to reduce human effort and make the task of cutting and slicing vegetables considerably easier and faster. Its key characteristics are that it is totally automated, portable, uses less power, and has replaceable stainless sharp blades. The machine consists of a reciprocating pistonarrangement which works in choppingthe vegetable and on the other hand, we constructed a rotating slicer for slicing purpose. A disciplined product …
Published in Trends in Machine design · Vol. 9, Issue 1, 2022 · pp. 9–16 Read article
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Effectiveness of Practice-Based Professional Development in Enhancing Stem Teachers
Abstract: STEM is about science technology engineering and math all put together in school work. Small group talks are seen as a good way to help students learn in these classes but it depends on things like how much the teacher knows about the topic and whether they feel ready to lead the talks. We looked at photovoltaics for this which mixes all the STEM areas and connects to solar power …
Published in International Journal of Trends in Humanities · Vol. 3, Issue 2, 2026 · pp. 30–35 Read article
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Development of IoT-Enabled Circular-Economy Polymer Composites from Recycled Plastics and Agricultural Waste Fibers
Abstract: Circular polymer composites can help to decrease virgin resin consumption and provide value from agricultural waste, but there are still challenges with recycled-feedstock variability and poor fiber–matrix interfaces to achieve consistent performance. In this study, a circular composite system based on recycled polypropylene (rPP), recycled high-density polyethylene (rHDPE), bagasse fiber and rice-husk fiber was developed with the use of IoT technology. The polymer type, fiber type, reinforcement level (5, 10 …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 Read article
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Comparative Study on Design and Analysis of an Iron-Box Using Different Materials
Abstract: In this study, a steady-state thermal analysis of the soleplate is conducted using four different materials (Aluminium, Stainless Steel, Titanium, and Ceramics) using ANSYS Workbench. Also, it ensures that the design adheres to safety standards and promotes efficient energy usage while examining heat distribution. In electric iron, the soleplate is the crucial part, so an analysis is done on this part. Also, a change in design was made to increase …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 192–201 Read article
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Catalysed Biofuels Using Vegetable Oils and Animal Fats
Abstract: It is a first to use biochemical modification of fats to create fuel for transport. The chemical transformation is required to produce products that are more useful and have qualities similar to those of crude oil-derived fuels. Biodiesel (a combination of methyl esters produced by transesterification) and green diesel are the two forms of fuels discussed (paraffins produced by hydrogenation of oils). Three bio-lubricant synthesis strategies are also discussed. Biofuels …
Published in Journal of Catalyst & Catalysis · Vol. 9, Issue 1, 2022 · pp. 30–34 Read article
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A Detailed Portrayal of Chemical Engineer in Chemical Process Development: An Overview
Abstract: A chemical engineer may be involved in industry or university research where they are tasked in designing and performing experiments to create new and better ways of production, controlling pollution, conserving resources and making these processes safer. Chemical engineers are responsible for the availability of modern high quality materials that are essential to run an industrial economy. On the other hand, the chemistry is the science that studies (scale laboratory) …
Published in Emerging Trends in Chemical Engineering · Vol. 2, Issue 3, 2015 · pp. 4–14 Read article
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Polymer Encapsulants for Photovoltaic Modules: Electrical Insulation Performance and Long-Term Durability under Accelerated UV Exposure
Abstract: Influence on the reliability and service life of PV modules is a major issue, which is influenced by the encapsulant degradation in long-term exposure to the sun's ultraviolet (UV) radiation. A systematic accelerated UV aging study of Ethylene Vinyl Acetate (EVA), Polyolefin Elastomer (POE), and Polyvinyl Butyral (PVB) films under IEC 61215-2:2021 specified test chamber conditions of Q-UV is conducted. The material properties were tested at various exposure intervals including …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 384–408 Read article
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Vibration Analysis of Functionally Graded Piezoelectric Actuators: A Comprehensive Review
Abstract: Recent research has been concentrated on a thorough investigation of the vibration evaluation of functionally graded piezoelectric materials (FGPM), shedding light on the potential for enhancing structural optimization and controlling deflections and vibrations. Functionally graded piezoelectric material is a type of advanced composite material possessing diverse characteristics that allow for customized mechanical and electrical responses. The existing body of academic work extensively addresses the vibration analysis of functionally graded piezoelectric …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 426–440 Read article
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Development and Thermal-Soiling Performance Evaluation of Boron-Nitride Reinforced Polymer Nanocomposite Coatings for Solar Photovoltaic Applications
Abstract: Surface heating, dust buildup, and weakening triggered by ultraviolet (UV) light all have a vast effect on the long-term performance of solar photovoltaic (PV) modules. These issues all lower power conversion efficiency in real-world open-air circumstances. A nanocomposite coating built on fluoropolymer (FEP) that is reinforced with hexagonal boron nitride (h-BN) nanoparticles is invented by this study to enhance thermal dissipation, optical transmission, and resistance to dirt at the same …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 218–223 Read article
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Study of Green Roof Tops in India
Abstract: The goal is a testament to the general public, professionals and government institutions of the benefits that green roofs have on quality of life in an urban environment in India. It willfocus on the significance of green roofs as insulating material and their role in mitigating the carbon footprint of the buildings through a drastic reduction of energy inputs for their conditioning alongside the management of storm-water.Keywords: Green roof top; …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 3, 2020 · pp. 38–42 Read article
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Review on Photoconductive Antenna Design from Conventional to Microstructures
Abstract: Semiconductors possess many diverse phenomena under terahertz-frequency electromagnetic radiation (THz). This is due to the fact that the energy of THz photons is at quite large scales in case of bulk and low-dimensional materials and devices. With regard to broadband THz sources, various inorganic crystals such as ZnTe/GaP/GaAs/GaSe/DAST/LiNbO3 have been used which are pumped by femtosecond laser pulses. These pulses are combined with field-resolved detection through electro-optic sampling using similar …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 1, 2022 · pp. 1–8 Read article
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Doping of Metal Precursors on Cadmium Selenide Quantum dots—A Review
Abstract: In this article, we review effects of doping on Cadmium-Selenide (CdSe) Quantum dots (QDs). Different dopants critically influence the properties and functionalities of nanocrystals (QDs). It is of strong interest to understand the structural characteristics of dopants and how they interact with the QDs. Differently, doped CdSe QDs were characterized by X-ray diffraction (XRD) technique, UV-Visible absorption spectroscopy, photoluminescence (PL) spectroscopy. The important results and measurements are discussed. CdSe quantum …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 7, Issue 3, 2017 · pp. 1–4 Read article
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My Forays into Interdisciplinary Areas of Research
Abstract: This article discusses my journey in interdisciplinary areas of research in India as a pioneer. I was trained as a High Energy Nuclear Physicist at Marie Curie University, Paris, but on return to India, I had to train myself in many diverse fields due to lack of experimental facilities in my own field. My first foray was in Geochronology using fission track dating. Then, I got the opportunity to use …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 11, Issue 2, 2021 · pp. 26–29 Read article
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Thermal Analysis of Natural Fiber and Hybrid Composites
Abstract: This study examines how natural fiber and hybrid composites reinforced with natural and glass fibers perform under thermal conditions specifically, the effects of temperature that are common in automotive and aerospace environments. To evaluate their behavior, the composites were tested at two elevated temperatures, 60°C and 70°C. Mechanical tests such as tensile and impact were conducted to simulate real-world operating conditions and assess how thermal, and moisture exposure influence the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 1173–1196 Read article
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Static and Dynamic Analysis of Wind Turbine Blade
Abstract: AbstractWind energy generation systems located on windy sites are exposed quite often to intense overloads as a result of the varying climatic conditions. So, vital information concerning the design of wind turbine is provided by the stress and strain mapping on a rotor, which leads to the blade’s failure. One of the main concerns in the rotor blade and the wind turbine blades’ aero elasticity is the analysis of static …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 2, 2018 · pp. 38–44 Read article
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Advancements in Metal-Plastic Hybrid Structures: Experimental Analysis and Design Optimization of 3D-Printed Honeycomb Frameworks
Abstract: The exploration of metal-plastic hybrid structures has gained significant attention due to their potential for lightweight, high-strength applications across industries such as aerospace, automotive, and construction. This study investigates the experimental and design enhancements of a metal-plastic hybrid structure utilizing a honeycomb architecture produced through 3D printing. By integrating metals with plastic polymers in a honeycomb configuration, this hybrid approach aims to combine the high strength and stiffness of metals …
Published in Trends in Machine design · Vol. 11, Issue 3, 2024 · pp. 36–43 Read article
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Evaluating Fiber Volume Fraction and Defects in Fiber Reinforced Polymer Composites for T Joint applications
Abstract: Fiber-reinforced polymer (FRP) composites have been integral to industries such as aviation, aerospace, shipbuilding, and automotive due to their strength, durability, lightweight, and corrosion resistance. This study examines the production and microstructural analysis of polymer composites using FRP and manual lamination methods. While manual lamination is quick and economical, it relies on operator skill, resulting in low mechanical properties. Microstructure analysis via 3D optical and scanning electron microscopes revealed that …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1222–1235 Read article
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Wireless Biosensing Polymer Composites for Smart Healthcare Devices
Abstract: The wireless biosensing polymer composites have been found as one of the possible solutions in developing flexible, real-time and intelligent healthcare monitoring systems. Biomimic polymer matrices coupled with conductive nanomaterials can be used to design an understanding of physiological signals (strain, pressure, and temperature) that are highly sensitive and adaptable sensors. The attachment of these sensors to wireless communication systems, such as the Bluetooth Low Energy and Wi-Fi, eases the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 14, 2026 Read article