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214 articles for “device characteristic”
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Towards the Wearable Cardiorespiratory Sensors for Aerospace Applications
Abstract: Developing Air Traffic Management (ATM) & avionics human-machine framework ideas need real-time surveillance of the human operator to enable unique job assessment & system adaptability characteristics. To implement these advanced notions, a set of sensors capable of consistently and correctly capturing neurophysiological data is required. The scientific verification & performance evaluation of a cardio-respiratory sensor with ATM & avionics applications are presented in this research. The processed physiological measures from …
Published in Journal of Aerospace Engineering & Technology · Vol. 12, Issue 3, 2022 · pp. 1–15 Read article
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Overview of Ionic Polarization: A Model Based Novel Approach
Abstract: This study presents a comprehensive analysis of ionic polarization through a novel model-based approach that integrates theoretical, computational, and experimental methodologies. Ionic polarization, which significantly influences the dielectric properties of materials, is examined through the lens of the Clausius-Mossotti equation and the Debye relaxation model, providing a theoretical framework for understanding the relationship between ionic displacement and dielectric behavior. To explore ionic displacement and polarization at the atomic level, advanced …
Published in International Journal of Cheminformatics · Vol. 2, Issue 2, 2024 · pp. 18–25 Read article
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Photonic Polymer Composites for Light-Modulating Displays and High-Throughput Optical Data Transmission
Abstract: The combination of PMMA-based composites recently received substantial attention from the photonic applications field since these materials combine excellent optical transparency, mechanical flexibility and straightforward fabrication capabilities. The material performance of pure PMMA requires functional additives because it shows limited thermal properties and optical attenuation in addition to sensitivity against UV rays. The research explores developmental pathways for PMMA composites through combined use of nanoparticles and electro-optic polymers with dopants …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 838–860 Read article
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Performance analysis of single axis solar tracking system with IoT Monitoring system
Abstract: The goal of this project is to create a single-axis solar tracking system that will work with an IoT monitoring system to maintain solar panel alignment with the Sun for maximum solar energy gathering. Single-axis solar tracking is a method of optimizing the energy output of a solar panel by adjusting its position along a single axis throughout the day in order to maximize their exposure to sunlight. Since many …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 1, 2023 · pp. 22–28 Read article
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The Decision of the Maximum Synchronous Torque During the Solar Array Deployment Using the Closed Cable Loop
Abstract: It was a long time since mankind explored and studied the universe, but the early-age power sources have not changed a lot over that period. Solar panels have been used long ago and are still in use today. However, their efficiency has improved considerably. Large and complicated solar arrays are now used instead of simply attaching the panels directly on the face of the satellite. A solar array is essential …
Published in Journal of Aerospace Engineering & Technology · Vol. 15, Issue 3, 2025 · pp. 37–49 Read article
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Polymer Nanocomposite for Electronic Applications
Abstract: Polymer matrix nanocomposites are studied in this topic to understand commercial application in batteries, capacitor, sensing, radio frequency apparatus, antennas, non-resonant device, high quality filters, and solar cells. Act of substrate and fillers contribute interlinked electro-optic transduction ratio. Ceramic nano-composers are CuZnFe2O4, ZnO, and graphene oxide. Different polymerization techniques applied to produce compositions on conducting polymer. Polymer nanocomposites used to apply at electrochemical storage of energy. Bio-safe characteristics of biopolymer …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 3, 2020 · pp. 16–20 Read article
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Influence of Metal Contacts on Graphene Based Chemical Sensor Devices
Abstract: Graphene is a versatile material suitable for the device applications, both under normal and harsh environmental conditions. The graphene based devices require stable metallic contacts, both ohmic and rectifying, for reproducible operations. This is especially applicable to the few layer and multilayer graphene. This article deals with different ohmic and Schottky contacts on graphene. The methods of developing contacts by pre deposition and post deposition processing are highlighted. Furthermore, the …
Published in Journal of Microelectronics and Solid State Devices · Vol. 3, Issue 3, 2016 · pp. 1–9 Read article
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An overview of Nanocrystalline Hydrogenated Silicon Thin film Transistor
Abstract: This article elaborates and comprehends an overview on nc-Si:H TFT's, detailing and highlighting the topics like fabrication methodology, properties/stability, modelling, characterization techniques, challenges and futuristic scope/applications.With the growing demands in commercialization of Solar Cells (low-cost photo voltaic devices), Large Area Displays (like OLED’s), Thin film electronics (FPD applications), pixel switches, wearable/flexible electronics and so on, has prompted researchers to develop nc-Si:H TFT's (an alternative solution) which can out perform the …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 2, 2025 · pp. 1–23 Read article
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Preparation and characterization of High-performance ZnO/PVB Nanocomposite films for UV-shielding and Optoelectronics
Abstract: Zinc oxide nanoparticles can be incorporated into polymer matrices to create materials for various high-performance engineering applications. In this study, zinc oxide nanoparticles were reinforced at different loadings (0.5, 1.0, 0.5, 1.0, 1.5, and 2.0 wt.%) in polyvinyl butyral matrix to synthesize nanocomposite films using the solution casting method. The impact of zinc oxide nanofiller on the morphology and ultraviolet-shielding performance of polyvinyl butyral nanocomposite films was evaluated using various …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 3, 2025 · pp. 35–53 Read article
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Pellet Drum Microstrip Patch Antenna for UMTS Application
Abstract: This paper consists of microstrip patch antenna designed with coaxial feed technique. The antenna is mainly anticipated to be used for UMTS wireless applications. The results illustrate that wide bandwidth of 33.26% is obtained covering the frequency range from 2.03 to 2.84 GHz. Next, the characteristics of the designed structure are investigated by using MoM based electromagnetic solver, IE3d. Finally, a broad analysis of the return loss, radiation pattern and …
Published in Journal of Semiconductor Devices and Circuits · Vol. 4, Issue 1, 2017 · pp. 24–28 Read article
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A Review on Wearable Textile Antenna
Abstract: In today’s world, importance of wearable textile antennas has gained importance for healthcare and pervasive applications. Utilization of wearable textile materials for the development of microstrip antenna segment has been rapid due to the recent miniaturization of wireless devices. The use of wearable textile antennas is increasing rapidly in wireless applications. A wearable antenna is meant to be a part of the clothing used for communication purposes, which includes tracking …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 2, Issue 3, 2015 · pp. 37–41 Read article
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Structural and Thermal Analysis of Ball Control Valve: A Review
Abstract: AbstractA ball valve is a type of flow control device, which is widely used to regulate a fluid flowing through a section of pipe. Currently, analyses and optimization are of special important in the design and usage of ball valves. For the analysis, finite element method (FEM) is often used to predict the safety of valve disc, and computational fluid dynamics (CFD) is commonly used to study the flow characteristics …
Published in Recent Trends in Fluid Mechanics · Vol. 5, Issue 2, 2018 · pp. 30–35 Read article
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Next Generation Immunoassays for Infectious Diseases of Animals
Abstract: Veterinary diagnostics has an essential role to play in the management and control of infectious diseases. Immunodiagnostics originated towards the end of 19th century with the advent of agglutination- and precipitation-based serological techniques. Progress in immunodiagnostics during the 20th century is marked by development of complement fixation test, and later, fluoro-, radio- and enzyme-immunoassays during 1950s, 1960s and 1970s, respectively. Various immunodiagnostic test formats were improved for their performance characteristics …
Published in Research and Reviews : A Journal of Immunology · Vol. 7, Issue 2, 2017 · pp. 22–43 Read article
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Environmental Impact Assessment of Ocean Energy Converters Using Quantum Machine Learning
Abstract: The accelerating deployment of ocean energy converters (OECs) across tidal, wave, osmotic, and thermal domains necessitates rigorous, data-intensive environmental impact assessment (EIA) frameworks capable of modelling multi-stressor marine ecosystems in real time. Classical machine learning approaches, while operationally mature, encounter scalability bottlenecks and feature correlation limitations when applied to the high-dimensional, non-linear datasets characteristic of offshore monitoring networks. This paper presents a comprehensive quantum machine learning (QML) framework for the …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 16, Issue 1, 2026 · pp. 22–31 Read article
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In Situ Determination of Surface Porosity and Pore Characterization in Refractories
Abstract: Surface pore characterization and surface porosity determination of test refractories produced to varying porosities were done using image analysis. The surface pore count, pore size and pore area distributions were presented in a surface porosity chart that is characteristic of the surface. Instant visual information from these chart were noted. The sharp beak pattern, for instance, is notable as a chart signature characteristic of a dent or rupture on the …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 3, 2013 · pp. 14–22 Read article
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CFD simulation of methane flow through an orifice plate
Abstract: In this paper the effects of errors in the flow rate and discharge coefficient when Methane (CH4) flow through orifice plates with flange tapping has been investigated by the Computational Fluid Dynamics (CFD). The location of vena- contracta was also estimated from CFD simulations. Outcomes of the CFD simulations are in terms of profiles of pressure and velocity. In this study a numerical investigation of the flow characteristics behavior caused …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 1–6 Read article
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ML Associated DoS and DDoS Attack Observation in Protection
Abstract: DoS and DDoS assaults are significant risks to the availability and integrity of online services and networks. Attack traffic might come from a variety of geographical regions, making it difficult to filter and neutralize the attack. DDoS attacks are far more sophisticated and powerful than DoS attacks. They use a network of compromised devices, known as a botnet, to launch a coordinated attack on a target. Monitoring and evaluating the …
Published in International Journal of Satellite Remote Sensing · Vol. 2, Issue 1, 2024 · pp. 18–26 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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A Compact Pellet Drum Shape Microstrip Patch Antenna
Abstract: This paper consists of microstrip patch antenna designed with coaxial feed technique. The antenna is mainly anticipated to be used for UMTS wireless applications. The results illustrate that wide bandwidth of 33.26% is obtained covering the frequency range from 2.03 to 2.84 GHz. Next, the characteristics of the designed structure are investigated by using MoM based electromagnetic solver, IE3d. Finally, a broad analysis of the return loss, radiation pattern and …
Published in Journal of Microelectronics and Solid State Devices · Vol. 3, Issue 3, 2016 · pp. 10–14 Read article
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Structural and Optical Studies of Baso4:Eu2+ Phosphor Prepared by Co-Precipitation Method
Abstract: Europium doped BaSO4 was prepared by the co-precipitation method and characterization of material was done by using X-ray diffraction (XRD), scanning electron microscope (SEM), Fourier transform infrared spectroscopy (FTIR) techniques. From the XRD pattern of Eu doped BaSO4 compound, it was found that the prominent phase formed was BaSO4 and the result of FTIR spectrum of BaSO4:Eu shows that the sulfur-oxygen stretch was found at around 1116 cm-1. The room …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 1, 2017 · pp. 1–9 Read article