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143 articles for “electrodes”
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The Ethics and Implications of Brain–Computer Interfaces: Enhancing Human Abilities and Redefining Privacy
Abstract: This study addresses the ethical considerations and social implications of brain–computer interface (BCI) development and integration. BCI, sometimes called a brain-machine interface (BMI) or smart brain, is a direct communication path between the brain and electrical activity and an external device, usually a computer or robotic limb. BCIs are often directed towards researching, mapping, assisting, improving, or correcting human cognitive or sensorimotor functions. The implementation of BCIs varies from non-invasive …
Published in Journal of Computer Technology & Applications · Vol. 15, Issue 1, 2024 · pp. 24–28 Read article
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Aluminum based types of hydrophobic coatings for Engineering Materials: A Review
Abstract: Today's coating applications allow for the employment of a wide range of techniques and substances to safeguard products and structures from chemical and chemical harm. Coatings are now widely utilized in manufacturing across the globe to boost productivity and cut costs, both of which are crucial for maintaining the industry's profitability. Materials with coatings are stronger than those without coatings. Strong and hard metals, ceramics, bioglass, polymers, and plastic materials …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 113–133 Read article
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Exploring the Influence of Colors on Primary School Learning Environments: A Psychophysiological Perspective
Abstract: Primary schools are thought of as a child's first educational experiences and should be planned with a supportive learning environment that supports the desired learning goals. This study's primary goal is to investigate how colors, a significant visual component of design, affect a child's psychophysiological and behavioural characteristics. The impact of prolonged exposure to a monochrome classroom on primary education is examined in this study. Depending on how color is …
Published in Recent Trends in Social Studies · Vol. 1, Issue 2, 2024 · pp. 01–23 Read article
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Integration of Taguchi and MCDM Techniques for the Optimization of Experimental Parameters in Electrical Discharge Machining: A Research
Abstract: Electric discharge machining (EDM) represents a non-conventional approach to machining, particularly beneficial for processing hard-to-machine materials or components with high length-to-diameter ratios or intricate shapes. Widely employed across various industries such as automotive, chemical, aerospace, biomedical, and tool and die, EDM offers a unique method for achieving precise shapes and dimensions. Unlike traditional machining methods where form is attained through the interaction of the tool and workpiece, EDM operates without …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 6–14 Read article
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Analysis of benzoic acid in fruit juice and some soft drinks in Benghazi market by UV- spectrophotometric method
Abstract: The utilization of preservative substances is extensive in various industries, with particular prominence in the food industry. In this study, we investigated the estimate of benzoic acid as a preservative substance, which is widely used to preserve juices and carbonated beverages. Fifteen samples were collected from some markets in Benghazi . The spectrophotometer was utilized to take measurements at a wavelength of 228nm The pH value was measured using a …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 1, 2024 · pp. 75–80 Read article
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Application of Smart Material Technology: A Review
Abstract: These days, smart materials are employed in every aspect of technology and human life. Much work is being done to explore their potential in different engineering applications that could benefit the average person. Shape memory alloys, piezoelectric materials, magneto rheological materials (MR), and electro rheological materials (ER) are just a few examples of the many diverse kinds of smart materials. The electric supply can be adjusted to change the viscosity …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 34–39 Read article
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A New Developed Photoelectrochemical Cell for Hydrogen Generation
Abstract: There are many methods for the industrial production of hydrogen, including: steam reforming of methane and natural gas; coal gasification; biotechnology; electrolysis of water, etc. The most effective method of obtaining of pure hydrogen is the use of photoelectrochemical cell. Photoelectrochemical cells produces hydrogen directly from solar energy. In a photoelectrochemical cell, a silicon semiconductor with an anode attached to it, immersed in an aqueous electrolyte solution and excited by …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 1, Issue 1, 2023 · pp. 01–10 Read article
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Electrooxidation of Methylene Blue over nanoparticle coated DSA synthesized by sol-gel method
Abstract: The current study uses the sol-gel approach to synthesize a new Dimensionally Stable Anode (DSA) covered with nanoparticles. The objective is to enhance the electrocatalytic activity and overall performance of the anodes in treating synthetic industrial wastewater containing reactive dyes. CuO and TiO2 nanoparticles are coated using a thermal decomposition technique on a titanium electrode. The DSA surface gains more surface area and better catalytic capabilities when nanoparticles are coated …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 2, 2024 · pp. 34–43 Read article
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From Carbon to Composites: Evolution and Trends in Supercapacitor Technology
Abstract: Supercapacitors, also referred to as ultracapacitors, have become a crucial component in the landscape of energy storage technologies. They effectively bridge the gap between conventional capacitors and batteries, offering unique advantages such as high power density, rapid charge/discharge rates, and exceptional cycle life. These characteristics make supercapacitors indispensable for a wide range of applications, including consumer electronics, automotive systems, and renewable energy systems. This comprehensive review explores the evolution of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 61–67 Read article
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Steam Activated Carbon Material from the Fruit Shells of Sterculia foetida for Energy and Environmental Applications
Abstract: Steam activation of the biochar from Sterculia foetida forms a green route for the synthesis of activated carbon material with high specific surface area (1017 m2/g). The corresponding value with a chemical activating agent (K2CO3) is much lower (596 m2/g). Structural parameters of the activated carbon materials were deduced from XRD studies. Moreover the thermal stability of the activated carbon materials from steam activation is nearly 100°C higher than that …
Published in Journal of Water Pollution & Purification Research · Vol. 11, Issue 1, 2024 · pp. 23–33 Read article
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Fabrication of Low-Cost and High-Efficiency Crystalline Silicon Solar Cells Using Polymeric Carrier Selective Contacts
Abstract: Crystalline silicon (c-Si) solar cells are the leading choice in the photovoltaic market due to their dependability and long-term stability, but lowering production costs and increasing efficiency remain key issues. Organic semiconductors use carrier-selective contacts based on doped amorphous silicon layers and transition metal oxides to simplify and lower the production costs of efficient crystalline silicon solar cells. Polymers are rapidly being used in photovoltaics as flexible substrates, photoanode films, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 124–131 Read article
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Experimental Findings of the EDM Process Parameters for Metal Matrix Composites
Abstract: The process of electrical discharge machining (EDM) shapes hard metals and creates intricately formed, deep holes in a variety of electro-conductive materials by arc erosion. With regard to material removal rate (MRR) in metal matrix composite EDM, this study intends to examine the impacts of operational factors. The material removal rate generated is used to assess the efficacy of the metal matrix composite EDM process. It has been noted that …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 14–18 Read article
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Design of a Water-Cooling System for the Inside Roof of 20t Electric Arc Furnace for Oxygen Blow Decarburization Using CFD Analysis
Abstract: An electric arc furnace (EAF) roof usually works at high temperature for a long time, undergoes not only heat radiations from electric arc, molten metal, and lining of high temperature, but also is washed and affected by chemical erosion due to high temperature and gas flow. In addition, it might be eroded by slag with high temperature. In， inside roof of EAF is more severely affected by heat load than …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 11–17 Read article
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Simulation and Experimental Analysis of Abuse Testing for Prediction of Life Cycle for Lithium Ion Battery Cell and Pack Level
Abstract: Lithium-ion batteries play a crucial role in contemporary technology, serving as the power source for everything from consumer gadgets to electric vehicles. However, their safety and longevity are significant influenced by the reperformance under extreme conditions, commonly referred to as ab use testing .This paper explores the simulation and analysis of ab use testing and life cycle prediction for lithium-ion batteries at both the cell and pack levels. Abuse testing …
Published in International Journal of Mechanical Dynamics and Systems Analysis · Vol. 2, Issue 2, 2024 · pp. 1–24 Read article
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A Review on Mechanical Behavior of Lithium Ion Batteries for Electric Vehicles
Abstract: The current automobile industries are much dependent on conventional petroleum fuels like petrol, diesel etc. which are creating many environmental issues due to combustion reactions and generation of carbon dioxide. This continues use of conventional fuels leads to either increasing the price of it and vanishing of its resources in future. Considering this pure battery based electric vehicle or electric vehicle with hybridize combination of battery and any other energy …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 2, Issue 2, 2024 · pp. 1–20 Read article
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Modeling of ZnO Based Nano Sensor Device for Evaluating Electronic Interaction with NO2 Pollutant: Combining Multiphysics Simulation and DFT Study
Abstract: This study focuses on the designing and modeling of a sensor device employing zinc oxide (ZnO) nanowires (NWs), and the evaluation of the chemical response of the same in the presence of nitrogen dioxide (NO2), which is an acute harmful pollutant for human health and environment. Experimentally synthesized ZnO nanostructures were used as the basis for modeling of the ZnO NWs based sensor device along with a single ZnO NW, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 211–219 Read article
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Experimental Investigations of EDM Parameters on Machining Square Blind Holes in Maraging Steels
Abstract: Square blind holes have certain qualities that make them useful in fields where accuracy and efficiency are crucial, like aerospace, automotive, molding, and general manufacturing industries where structural integration is required in precise assembly. It is challenging to machine square blind holes with traditional machining due to geometrical complexity as precision is required for sharp corners which is difficult to get at the corners due to tool wear. Electrical discharge …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 390–397 Read article
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Parametric Studies of Natural Dyes in Dye Sensitized Solar Cells
Abstract: Natural dyes used in dye sensitized solar cells (DSSCs) are low cost viable substitute to high cost ruthenium dyes because of its easy availability and no environment threat. Parametric studies of natural dyes in dye-sensitized solar cells (DSSCs) are essential for optimizing the performance of these renewable energy devices. One kind of thin-film solar cell called a DSSC uses organic dyes to absorb sunlight and turn it into electrical energy. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 121–132 Read article
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Polymer-Based Ankle-Foot Orthoses: Innovations in Material Selection and Functional Enhancement
Abstract: Ankle-foot orthoses (AFOs) are critical devices in rehabilitative therapy for patients with foot drop due to neurological disorders such as stroke, multiple sclerosis, and cerebral palsy. These conditions impair dorsiflexion, making walking difficult and increasing the risk of falls. Traditional AFOs, often made from rigid thermoplastics, provide support but limit flexibility and patient comfort. Recent advancements in polymer chemistry have introduced innovative materials that enhance the functionality, durability, and effectiveness …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 49–55 Read article
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Optimization of Process Parameters for AISI 304 Using Micro-EDM Drilling Process Through Response Surface Method
Abstract: The increasing demand for micro-parts in high-tech products, such as micro-electromechanical systems (MEMS) applications and micro-electronic devices, has driven significant advancements in micromachining technologies. Among the various micromachining processes, the fabrication of accurate microholes and pins is critical for the performance and reliability of miniature components. Micro-hole drilling plays a vital role by enabling the production of deep holes with excellent straightness, roundness, and surface quality. It is widely used …
Published in International Journal of Manufacturing and Production Engineering · Vol. 3, Issue 1, 2025 · pp. 37–47 Read article