Qatar University Institutional Repository: Recent submissions
Now showing items 821-840 of 28761
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Integration of Spatial and Frequency Domain Encryption for Digital Images
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Transmission of multimedia data such as images, videos, and audio over the Internet is risky due to cyberattacks. To overcome the security issues, several encryption schemes are proposed over the last few decades which ... -
Modulation and Control of a DC-AC Converter with High-Frequency Link Transformer for Grid-Connected Applications
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)The need to integrate energy storage devices with renewable energy sources and improve the employed converters' modulation and control techniques continues to grow. This trend is further activated by utilizing new converter ... -
Decision support model for optimal design of wind technologies based techno-economic approach
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)This paper aims to propose a practical decision support model for the optimal design of future wind turbines based on available wind potential on the site of interest. A developed decision support model based a comprehensive ... -
Corrections to “D2D-V2X-SDN: Taxonomy and Architecture Towards 5G Mobile Communication”
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Other)In the above article [1], the following author bios must be updated as their posts and positions were upgraded, and the profile picture of Bassem F. Felemban was previously incorrect. -
Priority-Queue based Dynamic Scaling for Efficient Resource Allocation in Fog Computing
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)In this emerging world of connected devices, the need for more computing devices with a focus on the delay-sensitive application is critical. In this paper, we propose a priority-queue based Fog computing architecture that ... -
Active Power Filtering Solution for Improving Power Quality in Cold Ironed Electric Ships
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Climate change is always a concern in the shipping sector, and there is a constant effort in the international shipping community to reduce greenhouse gases (GHG) emissions. The public transportation and commercial vehicle ... -
Improved Handshaking Procedures for Transport Layer Security in Software Defined Networks
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Software defined networking (SDN) has emerged as a new technology to enhance the flexibility, resilience, and automated centralized management of a network. Recently several reports have identified possible vulnerabilities, ... -
TITLE YIELD INDEX BASED ON CONCEPT OF SIX-SIGMA SSCpk FOR ASSESSMENT PROCESS PERFORMANCE IN INDUSTRIES
( Faculty of Engineering, University of Kragujevac , 2021 , Article)Process quality is a key factor in facilitating product sales, (PCIs), which determine the relationship between the manufacturing specifications and the actual process performance by quantifying process potential. Although ... -
Data-Driven Covert-Attack Strategies and Countermeasures for Cyber-Physical Systems
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)This paper studies covert-attacks for cyber-physical systems (CPS) under conditions that adversaries do not explicitly know the system characteristic matrices (A, B, C). Covert-attacks are considered as undetectable type ... -
Compensation of Effect of Line Parameters on Reactive Power Sharing in AC Microgrid
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)The effects of mismatched interconnecting cable impedances, unequal local loads connected near to sources and difference in nominal voltages of sources lead to inaccurate reactive power sharing in ac microgrid. To ensure ... -
A Blockchain-Based Security Scheme for Vehicular Ad Hoc Networks in Smart Cities
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)The development of Vehicular Ad Hoc Networks (VANET) has brought many advantages to facilitate the deployment of the Intelligent Transportation System (ITS). However, without proper protection, VANETs can be vulnerable to ... -
A Special Class of Zero Dynamics Cyber-Attacks for SISO Time-Delay Systems
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)In this paper, we consider zero dynamics cyber-attacks of linear single-input, single-output time-delay systems. We are mainly investigating structural properties of these attacks by invoking and applying available results ... -
Semi-implicit Midpoint Rule for Convergence in Hyperbolic Metric Space
( Cambridge Scientific Publishers , 2021 , Article)Semi-implicit midpoint rule is a powerful numerical method for solving ordinary and partial differential equation. In this study we prove Strong and Δ-convergence of semi-implicit midpoint rule for nonexpansive mapping in ... -
A new method for analyzing microplastic particle size distribution in marine environmental samples
( Institute for Biodiversity and Ecology , 2019 , Article)Microplastics (MPs) are recognized as a global emerging threat to aquatic ecosystems and biodiversity worldwide. Though the number of publications and interest to the MP research have been increased rapidly, it is still ... -
Wastewater remediation using coal fly ash nanocomposites
( Elsevier , 2020 , Book chapter)The rapid contamination of and drastic decrease in clean water sources have forced researchers towards the development and implementation of highly efficient wastewater treatment (WWT) technologies. Adsorption alone is an ... -
Unveiling the nexus between atmospheric visibility, remotely sensed pollutants, and climatic variables across diverse topographies: A data-driven exploration empowered by artificial intelligence
( Elsevier , 2024 , Article)Deteriorating visual range (VR) can cause challenges for the transportation sector, resulting in economic and life losses. Air pollutants, smoke, fog, and many meteorological parameters such as air temperature (T), relative ... -
Visible light assisted photocatalytic degradation of methylene blue using iodine doped Fe3O4-GO composite
( Elsevier , 2023 , Article)Environmental contamination and wastewater discharge from industrial activities are global issues that must be addressed immediately. The uncontrolled discharge of dangerous organic compounds constitutes a significant ... -
Ultrasound-assisted oxidative desulphurization of coal using choline chloride-based deep eutectic solvents
( Springer Nature , 2024 , Article)The emission of sulfur compounds during the combustion of coal is the main cause of atmospheric pollution and poses a threat to human health and the ecosystem. Thus, elimination of sulfur compounds from coal before its use ... -
Electrically conductive fibers fabrication and characterization via in-situ polymerization of aniline for the protection against EMI and thermal imaging signals
( Elsevier , 2023 , Article)Polyester fibers (PEF) were successfully coated with Polyaniline (PANI) via in situ polymerization to make electrically conductive fibers (ECF). X-ray diffraction (XRD) analysis confirms the synthesis and scanning electron ... -
The Fabrication of Halogen-Doped FeWO4 Heterostructure Anchored over Graphene Oxide Nanosheets for the Sunlight-Driven Photocatalytic Degradation of Methylene Blue Dye
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Rapid industrialization and urbanization are the two significant issues causing environmental pollution. The polluted water from various industries contains refractory organic materials such as dyes. Heterogeneous ...