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1120 articles for “properties”
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Simulation of Pyramidal Structures Of Coco Peat and Coconut Shell Activated Carbon as Radar Absorbing Material
Abstract: Shape is the main parameters that affect the performance of the pyramidal microwave absorber. The pyramidal shape is mostly installed in the anechoic chamber. But the shapes of these pyramidal structures are very large. The aim is to design a structure of pyramidal absorber with different materials and with low height to achieve maximum absorption. In this paper, we have investigated the different structures of the pyramidal absorber and simulate …
Published in International Journal of Microwave Engineering and Technology · Vol. 2, Issue 2, 2016 · pp. 1–6 Read article
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Design and Analysis of Microstrip Filtenna for 2.4 GHz Applications and Measurement of SAR over Human Head Model
Abstract: ABSTRACTMultifunctional ability of modern devices leads to wideband frequency characteristics. A microstrip antenna is a considerable narrowband antenna and a method to increase its bandwidth as well as adding filtering property is studied. In this study models are developed for 2.4 GHz band applications using filtering antenna concept that increases the bandwidth of the antenna and allows it to work as a filter to improve its frequency selectivity. In the …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 30–42 Read article
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Stretchable Antennas for Next Generation Communication Systems
Abstract: Due of its extensive applications in fields such as biomedical applications and wearable devices, the internet of things, and 5G applications, demand for flexible wireless communication systems is expanding. Flexible wireless communication necessitates stretchable antennas. Flexible electronic devices has many advantages like easy portability, light in weight and use of ecofriendly materials. The popularity of flexible electronic devices is due to these properties. The selection of flexible or stretchable antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 41–46 Read article
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Simultaneous AC and DC Outputs Using Hybrid Converter Modeling
Abstract: The paper proposes a hybrid converter which supplies simultaneous DC and AC loads from a single DC input. The resulting hybrid converters require less number of switches increasing the reliability. Such multi-output converters with better power handling capability and reliability can be well suited for systems with simultaneous DC and AC loads. . The proposed converter, studied in this paper, is called Boost-Derived Hybrid Converter (BDHC) as it is obtained …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 1, Issue 2, 2015 · pp. 1–6 Read article
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Efficient Control Strategies for Multiphase Interleaved Boost Converter in Photovoltaic Systems: A Modeling and Simulation Approach
Abstract: The main goal of this project is to create a Multiphase Interleaved boost converter with a solar module using the Maximum Power Point Tracking (MPPT) technique. Thus, the PV module is first examined in MATLAB with SIMULINK software. Just one diode here, a photovoltaic model is applied. The two environmental factors that have the biggest impact on PV cell properties are temperature and solar radiation. A three-phase interleaved boost converter …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 2, 2023 · pp. 29–48 Read article
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Quantum Cryptanalysis Using Digital Ant in Pervasive Environment
Abstract: Nowadays security is providing essential provision to prevent unauthorized or illegal access. It has become an essential part of every framework in electronic age. In the present scenario as the world data in increasing exponentially with time interval, there is an increased threat of malicious data. Hence, security becomes the vital component to make this growing electronic usage leads to a sustainable development in society. Swarm intelligence is an upcoming …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 2, Issue 2, 2016 · pp. 17–21 Read article
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Image Denoising Based on Wavelet Transform Using Weighted Highpass Filtering Coefficient and Various Filters
Abstract: Abstract— Image denoising (ID) is a material issue found in various image processing (IP) for preservation of image quality and information. There are numerous technique of denoising image. The most necessary property of ID model is that it should completely reduce noise as much as possible and edge preservation. Various algorithm has been developed in past but still it has scope for enhancement. This paper gives a insight view of …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 3, Issue 2, 2017 · pp. 1–7 Read article
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A Noble Approached Using NPIE MILLS Based on Underwater Image Enhancement
Abstract: ABSTRACTUnderwater Images (UI) suffers of poor visibility due primarily to properties of dispersion and absorption. Many methods have been used to restore and enhance the functionality of damaged UIs. A new approach for underwater image enhancement (UIE) is a single image solution without the need for advanced equipment or information about underwater environments or scene structure. The color compensated and white balanced (WB) version of the unique picture as inputs …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 1–12 Read article
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Cyber Crime: Description and Differentiation
Abstract: We are living in the Modern Era. Our lives are made easier and more comfortable in the modern world. The modern world has given rise to a wide range of crime. One of them is cybercrime. Cybercrime is an all-too-common occurrence around the world. People engage in cyber crime by disrupting networks, stealing others' valuable and private data, documents, hacking bank details and accounts, and moving money to their own …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 7, Issue 2, 2021 · pp. 35–39 Read article
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Design of Novel Flexible Antenna Covering with Polyethylene Substrate
Abstract: In this article, novel flexible antenna is simulated under CST Software 2019. The new thing introduce in this research is that after designing flexible antenna on textile substrate, polyethylene substrate is used to cover the front of the flexible antenna. Is this done because when we wear flexible antenna at raining season then it gets wet which change all the properties and Charactertics of flexible antenna. Also, the dielectric constant …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 8, Issue 1, 2022 · pp. 25–33 Read article
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Train Accident Prevention Using Arduino Uno
Abstract: The process of technology is never-ending. It is a great service to the community to be able to use modern technology to build a product that will improve the lives of others. This paper describes the design and execution of an Arduino-based train accident prevention system that is adaptable, secure, and low-cost. A stand-alone Arduino board serves as the basis for the design. This solution is meant to be scalable …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 9, Issue 2, 2023 · pp. 40–46 Read article
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Silver Nanoparticle Ink for Rapid prototyping in Printed Electronics
Abstract: Now a day, Printed Electronics technology is very popular all over the world. It is very flexible and cost effective technology. It can replace the traditional technologies. By this technology, one can convert the rigid circuit board into flexible circuit board by printing the circuit on any substrate with the help of nanosilver conductive ink. The conductivity of nanosilver ink increases as the particle size is very small in nanometers. …
Published in International Journal of Applied Nanotechnology · Vol. 2, Issue 1, 2016 · pp. 17–20 Read article
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Polymeric and Modified Nanofibers and Its Application
Abstract: Polymeric nano-fiber based materials and their application is one of the research areas in materials science and nanotechnology. Nano-fibrous materials are receiving extensive research interest for applications in diverse fields as biosensors, optical and chemical sensors, stimuli-responsive or "smart" materials, bioreactors, drug delivery carriers, antibacterial materials, tissue engineering scaffolds, clean energy, electronic and semiconductive materials, reinforced nano-composites, affinity membranes, etc. This is because of their important and interesting characteristics such …
Published in International Journal of Applied Nanotechnology · Vol. 2, Issue 2, 2016 · pp. 11–17 Read article
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Zinc oxide/Chitosan biocompatible nanocomposites: Preparation, Characterization and its use in Congo red dye photodegradation
Abstract: Zinc oxide/chitosan biocompatible nanocomposites have been successfully synthesized by co-precipitation method. The samples were characterized by X-ray diffraction (XRD), Scanning electron microscope (SEM), Energy dispersive X ray Flurescence spectroscopy (EDAX) and Fourier transformation infrared spectroscopy (FTIR). The photocatalytic efficiency and photostability of the sample was investigated systematically for Congo red degradation under solar light irradiation. UV-vis Spectroscopy was employed to investigate the optical properties and photocatalysis behavior of the Zinc …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 2, 2017 · pp. 27–39 Read article
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A Review on Nanobubbles
Abstract: Nanotechnology is an advancing field of research, there are many innovations happening in the field of nanotechnology terrain. There are investigation needs for sustainable generation procedures, stability and understanding the nanobubbles interfacial properties and structures. The author concluded that a decline in pressure makes the super-saturated liquid suffers cavitation and nanobubbles were generated. Keywords: liquid, nanobubbles, pressure, supersaturated
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 1, 2018 · pp. 1–4 Read article
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Synthesis and Characterization of CdS Nanoparticles for LED Application
Abstract: In the present work we have synthesized the size tuned CdS nanoparticles with chemical routes method. Size of the nanoparticle tuned with varying the addition of an appropriate quantity of capping agent. UV spectroscopy used to study the variation of optical properties with tuning the size of nanoparticle. EMA and TBM techniques are used to analyze size and band gap of the quantum dots.
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 1, 2018 · pp. 12–18 Read article
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High-k and Low-k Gate Dielectric Stacking for Low Voltage Organic Thin Film Transistors
Abstract: Electrical performance parameters of Organic thin film transistor (OTFT) are closely related to the interface characteristics of gate dielectric and organic semiconductor film. Henceforth, it becomes important to study the effect of gate dielectric stacking on device performance of OTFTs. In this paper, we demonstrate the stacking of high-k and low-k gate dielectric based Single and Dual gate OTFTs. The structural effect of Organic thin film transistors is methodically explored …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 1, 2019 · pp. 1–7 Read article
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Silicon Wafer Cleaning: A Fundamental and Critical Step in Semiconductor Fabrication Process
Abstract: silicon is the most interesting and useful semiconductor material in fabrication of numerous semiconductor devices. In semiconductor device fabrication, the various processing steps fall into four general categories i.e. deposition, removal, patterning and modification of electrical properties. In every steps, wafer cleaning is the primary and principle step for developing semiconductor based electronic devices. cleaning process is the removal of chemical and particle impurities without altering or damaging the wafer …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 1, 2019 · pp. 8–13 Read article
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Synthesis of Silver Nano Particles Using NaBH4 as Reducing Agent
Abstract: Silver nanoparticles (AgNPs) are one of the most vital and captivating nanomaterials between numerous metallic nanoparticles that are involved in various applications. In this paper, we briefly discuss the synthesis of AgNPs properties and application for the nanoparticles. The present work shows that the reduction of silver ions from AgNO3 to Ag occurs due reducing agent. The synthesized silver particles have been characterized by UV – Visible, TEM and XRD …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 1, 2019 · pp. 27–33 Read article
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Synthesis and Characterization of Fluorescent Core-Shell Ag@SiO2 and Ag@MoS2 Nanoparticle
Abstract: Among metals, silver (Ag) and gold (Au) NPs have attracted significant interest owing to their extraordinary optical properties related with the localized surface Plasmon resonance. However, the main drawbacks of colloidal nanoparticles, making them barely useable in the photovoltaic field, are their low colloidal stability. To overcome this problem we have developed a new class of fluorescent core-shell Ag@SiO2 nanoparticles, or simply called (MEF) nanoparticles. Different characterization techniques UV-Vis, PL …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 2, 2019 · pp. 8–16 Read article