Electrical Engineering: Recent submissions
Now showing items 1061-1080 of 2649
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Optimal Consensus Time Synchronizations for Wireless Sensor Networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Wireless Sensor Networks (WSNs) have received an important consideration in recent years regarding its broad area of applications. Time synchronization is one of the most important challenges of WSNs. This paper proposes ... -
Energy Efficient Real time Outdoor Air Quality Monitoring System
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Outdoor air quality monitoring (OAQM) is of great importance to human health and environment. Engineers and researchers are increasingly focusing their efforts on the design of real-time OAQM systems using wireless sensor ... -
Secure Performance Analysis for Full-Duplex Cooperative NOMA System in the Presence of Multiple Eavesdroppers
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)This paper investigates the physical layer security of a full-duplex (FD) Decode-and-Forward (DF) NOMA network assumed to undergo independent and identically distributed Nakagami-m fading. Herein, we provide a secrecy ... -
A smart rig for calibration of gas sensor nodes: Test and deployment
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Nowadays, large number of sensors are deployed and used for air quality monitoring or in some industries that process hazardous gases. These sensors need periodic calibration to ensure reliable measurements. This paper ... -
Secrecy Performance Analysis of Cooperative NOMA system with multiple DF Relays
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In this paper, we derive the Secrecy Outage Probability (SOP) and Strictly Positive Secrecy Capacity (SPSC) of cooperative Non Orthogonal Multiple Access (NOMA) in the presence of K Decode and Forward (DF) relays and ... -
Assessing mobile ions contributions to admittance spectra and current-voltage characteristics of 3D and 2D/3D perovskite solar cells
( Elsevier B.V. , 2020 , Article)Recently, the 2D perovskite layer is employed as a capping/passivating layer in the perovskite solar cells (PSCs). The 2D perovskite layer is prepared by inserting a large-sized hydrophobic cation spacer into the perovskite ... -
Synthesis of in situ photoinduced halloysite-polypyrrole@silver nanocomposite for the potential application in humidity sensors
( MDPI AG , 2020 , Article)Halloysite-polypyrrole-silver nanocomposite has been prepared via in situ photopolymerizations of pyrrole in the presence of silanized halloysite and silver nitrate as a photoinitiator. The halloysite nanoclay (HNT) was ... -
Effect of sulfonated poly (ether ether ketone) on the sensitivity of polyvinylidene fluoride-based resistive humidity sensors
( Elsevier Ltd , 2020 , Article)We have investigated the effect of sulfonated poly (ether ether ketone) (SPEEK) on the thermal stability, hydrophilicity, and sensitivity of polyvinylidene fluoride (PVDF) films based resistive humidity sensors. The blended ... -
Investigation of the structural, optical and gas sensing properties of PANI coated Cu-ZnS microsphere composite
( Royal Society of Chemistry , 2020 , Article)Polyaniline (PANI)/Cu-ZnS composites with porous microspheres are prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties are characterized by X-ray powder ... -
Secrecy Performance of Cooperative NOMA System with Multiple Full-Duplex Relays against Non-Colluding/Colluding Eavesdroppers
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In 5G and beyond wireless communication net-works, non-orthogonal multiple access (NOMA) and Full-Duplex (FD) techniques are considered as promising key techniques. However, the secrecy in NOMA systems has proven to be ... -
Secure Performance of DF Relaying in Cooperative NOMA over Rician Fading Channels
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In this paper, a Decode-and-Forward (DF) relaying system for Non Orthogonal Multiple Access (NOMA) networks is considered, where the transmitted information between the relay and NOMA users can be overheard by an eavesdropper. ... -
Global dissipativity of high-order Hopfield bidirectional associative memory neural networks with mixed delays
( Springer , 2020 , Article)In this paper, the problem of the global dissipativity of high-order Hopfield bidirectional associative memory neural networks with time-varying coefficients and distributed delays is discussed. By using Lyapunov?Krasovskii ... -
Global dissipativity of Clifford-valued multidirectional associative memory neural networks with mixed delays
( Springer Science and Business Media Deutschland GmbH , 2020 , Article)The main goal of this article is to study the global dissipativity problem of Clifford-Valued Multidirectional Associative Memory Neural Networks (CVMAMNNs) with time-varying delays and distributed delays. Based on Lyapunov ... -
Consequence of aging at Au/HTM/perovskite interface in triple cation 3D and 2D/3D hybrid perovskite solar cells
( Nature Research , 2021 , Article)Perovskite solar cells (PSCs) expressed great potentials for offering a feasible alternative to conventional photovoltaic technologies. 2D/3D hybrid PSCs, where a 2D capping layer is used over the 3D film to avoid the ... -
Synthesis and performance of large-scale cost-effective environment-friendly nanostructured thermoelectric materials
( MDPI AG , 2021 , Article)Thermoelectricity is a promising technology that directly converts heat energy into electric-ity and finds its use in enormous applications. This technology can be used for waste heat recovery from automobile exhausts and ... -
Quantification of pv power and economic losses due to soiling in Qatar
( MDPI , 2021 , Article)Soiling losses of photovoltaic (PV) panels due to dust lead to a significant decrease in solar energy yield and result in economic losses; this hence poses critical challenges to the viability of PV in smart grid systems. ... -
Low-toxic, earth-abundant nanostructured materials for thermoelectric applications
( MDPI AG , 2021 , Article)This article presents recent research directions in the study of Earth-abundant, cost-effective, and low-toxic advanced nanostructured materials for thermoelectric generator (TEG) applications. This study’s critical aspect ... -
Facile preparation of N-S co-doped graphene quantum dots (GQDs) from graphite waste for efficient humidity sensing
( Elsevier B.V. , 2021 , Article)In this work, graphene quantum dots (GQDs) were prepared from Graphitic waste. The resulting GQDs were evaluated for the potential application for resistive humidity sensors. The resistive humidity sensors were fabricated ... -
Humidity sensor based on poly(lactic acid)/PANI-ZnO composite electrospun fibers
( Royal Society of Chemistry , 2021 , Article)The electrospinning technique has been successfully used to prepared micro-fibers of the poly(lactic acid)/polyaniline–zinc oxide (PLA/PANI–ZnO) composite. The polyaniline–zinc oxide (PANI–ZnO) nanocomposites are synthesized ... -
Power Generation Voting Prediction Model of Floating Photovoltaic System
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Solar energy is the most promising renewable energy within the Gulf area as annual solar irradiance is among the highest in the world (>2000kWh/m2). Therefore, countries within the Gulf area have focused their energy ...
