Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 1041 -- 1060 من 2649
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A BHJ-thin-film/liquid-electrolyte based electrochemical-sensor for visible light-detection
( Royal Society of Chemistry , 2017 , Article)The current study presents a new type of inexpensive and very sensitive bulk heterojunction (BHJ) organic photo-sensor (OPS) configuration that incorporates a layer of liquid electrolyte into the conventional BHJ photodiode ... -
A simple method for extracting the parameters of the PV cell single-diode model
( Elsevier Ltd , 2017 , Article)This paper aims to simplify the parameters' extraction for the solar cell single diode model and to show that there are many solutions. The proposed algorithm considers many pairs of ideality factor and series resistance. ... -
Prospects and challenges of free space optical communications
( Springer Verlag , 2018 , Conference Paper)Free space optical (FSO) transmission is a technology which uses a narrow laser beam to transmit the signal from the source to the destination through the free space. Although it has various advantages, a laser beam ... -
Atmospheric turbulence effect on hybrid FSO/RF systems
( IEEE Computer Society , 2017 , Conference Paper)This article is focused on the atmospheric turbulence attenuation and their effect on the hybrid free space optical and radio frequency (FSO/RF) under Qatar harsh and dry climate. Analysis has been done by calculating the ... -
High-Performance BiCMOS Transimpedance Amplifiers for Fiber-Optic Receivers
( Sultan Qaboos University , 2017 , Article)High gain, wide bandwidth, low noise, and low-power transimpedance amplifiers based on new BiCMOS common- base topologies have been designed for fiber-optic receivers. In particular a design approach, hereafter called "A ... -
Dissipativity Analysis of a Class of Competitive Neural Networks with Proportional Delays
( Springer Verlag , 2019 , Conference Paper)This paper dealt with the dissipativity problem for a class of competitive neural networks with proportional delays. Based on Lyapunov functionals approach, new sufficient conditions are derived to ensuring the strictly ... -
A smart rig for calibration of gas sensor nodes
( MDPI AG , 2020 , Article)Electrochemical gas sensors require regular maintenance to check and secure proper functioning. Standard procedures usually involve testing and recalibration of the sensors, for which working environments are needed. ... -
Optical absorption enhancement in polymer BHJ thin film using Ag nanostructures: A simulation study
( Bentham Science Publishers , 2020 , Article)Background: The photo-absorption and light trapping through the different layers of the organic solar cell structures are a growing concern now-a-days as it affects dramatically the overall efficiency of the cells. In fact, ... -
Effect of BaTiO3 on the sensing properties of PVDF composite-based capacitive humidity sensors
( Elsevier Ltd , 2020 , Article)Capacitive humidity sensors consisting of materials such as polymers, ceramics, and piezoelectrics are widely used to monitor relative humidity levels. The effect of barium titanate (BaTiO3) nanoparticles on the humidity ... -
Ambient Monitoring WSNs with Harvesting-aware Power Management
( IMEKO-International Measurement Federation Secretariat , 2019 , Conference Paper)Capillary wireless sensor networks dedicated to air quality monitoring have provided essential information on hazardous air condition, generating early warnings to prevent danger situation for human health. The main challenge ... -
Design and Implementation of Multi-Protocol Data Networks Interface Detector in Heterogeneous IoTs
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In Internet of Everything (IoE) or heterogeneous IoTs, there exist a plethora of protocols and inter-connected Internet of Things. For every network protocol, the complexity of communication and wiring at the physical ... -
N719-dye based electrochemical light and temperature sensor
( Electrochemical Science Group , 2020 , Article)In this article, electrochemical N719-Dye based integrated light and temperature sensors have been reported. The fabricated sensor exhibits interesting features such as low cost, simple fabrication process, high sensitivity ... -
Semi-transparent thermo-electric cells based on bismuth telluride and its composites with CNTs and graphene
( National Institute of Optoelectronics , 2019 , Article)In this paper, semi-transparent thin film thermo-electric cells based on the composite of bismuth telluride (Bi2Te3, p-type and n-type) with graphene and carbon nanotubes (CNTs) have been reported. The voltage, current and ... -
Design and Implementation of a RF Based Anti-Drone System
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Drones or unmanned aerial vehicles are having an increased popularity in all fields of applications such as transportation, traffic monitoring, military surveillance etc. However, this technology can be used for destruction ... -
Design and Implementation of Cadastral Geo-spatial IoT Network Gateway Analyzer for Urban Scale Infrastructure Health Monitoring
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Urban and global scale health monitoring systems have gained significance in digital ecosystems. Every stakeholder is striving for efficiency through performance analysis of digital infrastructure health monitoring (IHM) ... -
Global dissipativity of fuzzy cellular neural networks with inertial term and proportional delays
( Taylor and Francis Ltd. , 2020 , Article)This paper is concerned with the global dissipativity of fuzzy cellular neural networks with inertial term and proportional delays. Based on Lyapunov functionals and linear matrix inequality approach, new sufficient ... -
An Autonomous Multi-Variable Outdoor Air Quality Mapping Wireless Sensors IoT Node for Qatar
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In all outdoor long haul air quality monitoring and mapping applications, sensing accuracy, the sustainability of telemetry, and resilience in node systems and operation are major challenges. The severity of these challenges ... -
A real-time gradient aware multi-variable handheld urban scale air quality mapping IoT system
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In outdoor urban scale air quality mapping, electrochemical sensors warm-up time, cross-sensitivity, geo-location typography, and energy efficiency are major challenges. These challenges lead to real-time gradient anomalies ... -
Secrecy Performance Analysis of Multi-Antenna NOMA System with AF/DF relaying under External and Internal Eavesdropping Scenarios
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Due to the successive interference cancellation (SIC) technique, Non orthogonal multiple Access (NOMA) users have the capability of decoding the other paired users sharing the same resource bloc. As a result, NOMA technique ... -
Study of Nature Inspired Power-aware Wake-Up Scheduling Mechanisms in WSN
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The Internet of Things (IoT) has the potentialities to advance the concretisation of the smart world through a wide interaction between the human society with its physical environment. This interaction is enabled by Wireless ...
