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214 articles for “device characteristic”
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Machine Learning Assisted Optimization of Nanoscale MOSFET Parameters Using TCAD Simulation
Abstract: This paper presents a machine learning (ML) assisted framework for the multi-objective optimization of nanoscale bulk n-channel metal-oxide-semiconductor field-effect transistors (nMOSFETs) with a 10 nm physical gate length, high-k HfO₂ gate dielectric, and TiN metal gate. Technology computer-aided design (TCAD) simulations employing drift-diffusion transport, Shockley-Read-Hall recombination, Lombardi mobility degradation, and density- gradient quantum correction models are used to generate a parametric dataset of 2,400 device configurations spanning gate length (L), …
Published in Journal of Microelectronics and Solid State Devices · Vol. 13, Issue 1, 2026 · pp. 10–19 Read article
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Design and Research of Thermoelectric Energy Harvesting Methods for Instantaneous Use
Abstract: In today’s consumer-oriented market, researchers are attempting to harness energy from ambient sources for sustainable energy generation leading to reduction of dependency on conventional energy sources. Energy harvesting methods offers enormous opportunities to derive energy from our natural surroundings to directly operate self-powered devices or storing it for later use. Generating energy from our nearby environment seems to be a promising solution to address the growing concerns of powering small …
Published in Trends in Machine design · Vol. 13, Issue 1, 2026 · pp. 18–33 Read article
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Report on the Effects of Mole Fraction, Doping Concentration, Gate Length and Nano-Layer Thickness to Control the Device Engineering in the Nanoelectronic AlGaN/GaN HEMTs at 300 K to Enhance the Reputation of the NIT Arunachal Pradesh
Abstract: In this work, we report total 20748 individual simulation-outputs according to the performed simulation-studies on the Nanoelectronic AlGaN/GaN high electron mobility transistors (HEMTs). This series of simulation work has been performed using the SILVACO-ATLAS software tool. In this work, the drain characteristics is investigated with respect to the Aluminium mole fraction, doping concentration, drain voltage, gate voltage, gate length and thickness of the AlGaN nano-layer. The investigation on the effect …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 1, 2017 · pp. 15–47 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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Modeling of Photovoltaic Module with MATLAB/Simulink
Abstract: Abstract The generation of electrical energy from sunlight is achieved with an interface called photovoltaic (PV) module. The PV module plays a vital role for extracting electrical energy from sunlight, thus its accuracy is most important parameter for consideration while developing mathematical model of PV module. For higher accuracy the single diode model with series and parallel resistors combination is used. For simulating this device in MATLAB/Simulink we need weather …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 1, 2019 · pp. 38–45 Read article
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Study of Electrically Conductive Polymer for Antistatic and Sensor Application
Abstract: Electrically conductive polymers (ECPs) are a unique category of smart materials that integrate the mechanical flexibility and ease of processing characteristic of conventional polymers with the electrical conductivity typically associated with metals or semiconductors. In recent years, they have attracted considerable interest due to their promising potential in advanced technological applications, especially in antistatic coatings and electronic sensing devices. The unique ability of these polymers to conduct electricity arises from …
Published in International Journal of Minerals · Vol. 3, Issue 1, 2026 · pp. 46–51 Read article
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Design of Ultra-Wide Band Slotted PIFA for Wireless Devices
Abstract: The design of an ultra-wideband planar inverted-F antenna (PIFA) is proposed for mobile phone applications in this paper. The different slots are introduced on radiating patch and ground plane. The volume of the radiating antenna is 40x40x3.5 mm3 which is small as compared to reported work. The ultra-wide bandwidth with acceptable return loss –6 dB is obtained from 4.6 to 30 GHz with good matching and radiation characteristics. Different performance …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 2, 2016 · pp. 1–6 Read article
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Hydrogenated Nitrile Butadiene Rubber (HNBR): A Comprehensive Review
Abstract: HNBR is produced by the hydrogenation of nitrile rubber (NBR) using either a homogeneous or heterogeneous technique. NBR is a copolymer of butadiene and acrylonitrile monomers. The hydrogenation process involves adding hydrogen to the nitrile butadiene copolymer, which results in improved resistance to heat, oxidation, and chemicals compared to NBR. This process alters the molecular structure of the rubber, providing it with superior properties compared to its unmodified counterpart, NBR. …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 2, 2025 · pp. 14–22 Read article
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Quantum dots: Properties, Synthesis and Applications
Abstract: AbstractSemiconductor nanocrystal or quantum dots are Nano particles composed of ten to few hundreds of atoms but confined in a very small region. These are zero dimensional materials and are gaining attention to the researchers because of their interesting optical, electronic and opto-electronic properties compared to bulk. Quantum mechanical confinement plays a key role in determining the peculiar behaviour compared to bulk. Various preparation methods such as chemical, colloidal synthesis, …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 1, 2020 · pp. 1–4 Read article
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Wideband Microstrip Slot Antenna Using Shape Blending Algorithm
Abstract: For the effective wireless communication over long distances, the antennas with wideband operation and narrow beam widths are the requirements for the evolving modern mobile devices. This paper presents the design and analysis of the wideband patch antenna with slot using shape blending algorithm. The major advantage of this algorithm is to optimize the shape of the radiating element by applying Heaviside function to improve the performance characteristics of the …
Published in Journal of Mechatronics and Automation · Vol. 9, Issue 1, 2022 · pp. 19–27 Read article
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A Hybrid Multi-Physics Ensemble Deep Learning Framework for Simultaneous Prediction of Thermal and Electrical Conductivity in Functional Polymer-Based Nanocomposites
Abstract: Polymer-based nanocomposites have become promising materials for applications in energy storage, flexible electronics, biomedical devices, aerospace components, and advanced engineering because of their tunable thermal and electrical properties. Reliable prediction of these properties is essential for accelerating material design; however, existing analytical models and conventional machine learning techniques often fail to represent the complex interactions among filler characteristics, polymer matrices, processing conditions, and interfacial transport phenomena. This work presents HMEP-Net, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1062–1082 Read article
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Photonic-Assisted Spintronic Solid-State Switching Model for High-Speed Memory Devices
Abstract: The rapid advancement of high-speed computing and data-centric applications has intensified the demand for energy-efficient and ultra-fast memory technologies. This paper proposes a Photonic-Assisted Spintronic Solid-State Switching Model for next-generation high-speed memory devices. The proposed framework integrates photonic excitation mechanisms with spintronic switching dynamics to enhance data transfer speed, minimize switching delay, and reduce power dissipation in solid-state memory architectures. By combining optical pulse-assisted spin polarization with magnetic tunnel junction-based …
Published in International Journal of Solid State Innovations & Research · Vol. 4, Issue 1, 2026 Read article
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ECG System based on ATMEGA 16 Microcontroller
Abstract: AbstractOur paper describes the electrocardiography (ECG) monitoring system based on ATMEGA 16 microcontroller. To detect R-peak detection and heart rate monitoring, the authors used ATMEGA 16 microcontroller with inbuilt analog-to-digital (ADC). Our device is low cost and portable, so that it can help in home monitoring of ECG data. The basic aim of our roject is the detection of abnormality or emergency condition, before they prove to be dangerous. ECG …
Published in Journal of Microcontroller Engineering and Applications · Vol. 4, Issue 3, 2017 · pp. 11–15 Read article
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Layout Design, Fabrication and Characterization of n-Channel MOSFET
Abstract: Primary force behind evolution of semiconductor industry is MOSFET, after its first IC based experimental demonstration in 1960s. It is fundamental working unit of most of the electronic circuits like cells in living being. Number of devices on a single chip has been increased with rapid phase with evolution of new technology of materials. Today there are more than 4 billion transistors are there on a single chip with effective …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 13–18 Read article
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PEROVSKITE MATERIALS: A REVIEW OF STRUCTURE, PROPERTIES AND
Abstract: Perovskite materials have emerged as one of the most promising classes of functional materials for next-generation energy conversion and optoelectronic applications due to their exceptional structural, optical, and electrical properties. Their unique ABX₃ crystal structure provides excellent compositional flexibility, allowing researchers to tailor their physical and chemical characteristics for specific applications. Features such as tunable bandgaps, high optical absorption coefficients, long charge carrier diffusion lengths, and balanced electron-hole transport have …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 2, 2026 Read article
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Numerical Simulation and Modeling of Graphene Field Effect Transistors for High Frequency Applications
Abstract: AbstractIn this paper numerical simulation of graphene field effect transistor (GFET) has been performed using finite element method by solving Poisson's equation, continuity equation and energy balance equation self consistently. Various performance characteristics including charge distribution, band gap energy, transfer and output characteristics, electrostatic potential distribution and transconductance have been extracted.Keywords: Graphene field effect transistor (GFET), energy balance equation, mobility, ambipolar, numerical simulationCite this ArticleAshish Jha, Dwivedi ADD. Numerical Simulation …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 1, 2018 · pp. 27–33 Read article
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Types of Motors Used in Electric Vehicles
Abstract: A large number of pollutants is being emitted through conventional vehicles due to internalcombustion in its engine which increases pollution in the atmosphere. The price and demandfor fuel have also increased. So future demand and development of electric vehicles (EV)growing because it is eco-friendly, economical and high efficient. This paper presents thecomparison between different types of motors which can be used in electric vehicles so that itcan run with its …
Published in Journal of Control & Instrumentation · Vol. 11, Issue 2, 2020 · pp. 1–9 Read article
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Voltage Sag Mitigation Using DVR and Ultra Capacitor
Abstract: Due to the rising integration of renewable energy sources into the power system, power quality issues have recently become more significant. Voltage sags and swells are among the biggest issues with a power system, and a lot of research has been done to try to solve these issues. Equipment for power conditioning can enhance the quality of the power. Dynamic voltage restorers (DVR) are used to shield sensitive loads from …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 3, 2022 · pp. 21–31 Read article
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Analysis of Efficiency Loss in AlGaAs/GaAs Hetero-junction Solar Cell
Abstract: Energy conversion efficiency is a major issue for photovoltaic cells. One of the main challenges of modern day research is to improve the efficiency level of photovoltaic devices by introducing new materials and advanced concepts. The target is to reach a high efficiency level within affordable cost, which will lead to a mass generation of electricity using photovoltaic devices. III-V hetero-junction solar cell has been introduced and characterized here, which …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 6, Issue 3, 2016 · pp. 26–33 Read article
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Internet of Things-based Smart Agriculture
Abstract: AbstractInternet is used in communication in solving certain human challenges. These challenges are usually in the areas of science and technology including but not limited to agriculture. In all these areas, the internet is used to conduct communication in order to achieve smart recognition, tracking, monitory, administration and positioning. The study evaluated Internet of things-enabled agriculture (IoTsEA). It examined the characteristics of IoTs in relation to agriculture, the deliverables of …
Published in Current Trends in Information Technology · Vol. 10, Issue 3, 2020 · pp. 35–42 Read article