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Faculty Contributions [17124 items ]
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Research Units [4584 items ]
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Student Thesis & Dissertations [1478 items ]
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University Publications [4356 items ]
Recent Submissions
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Effect of individually controlled personalized ventilation on cross-contamination due to respiratory activities
( Elsevier , 2021 , Article)While personalized ventilation (PV) has been integrated to enhance inhaled air quality, some studies showed that it can contribute to contaminants' transport indoors. This work investigates the effect of the individual ... -
Evacuation under flooded conditions: Experimental investigation of the influence of water depth on walking behaviors
( Elsevier , 2021 , Article)Flooding can be considered as the most frequent type of natural disaster, and it is an unavoidable phenomenon in many parts of the world. Ensuring the safety of people during such natural disasters is extremely important. ... -
Single-Phase Step-Up Switched-Capacitor-Based Multilevel Inverter Topology with SHEPWM
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Multilevel inverter (MLI) topologies play a crucial role in the dc-ac power conversion due to their high-quality performance and efficiency. This article aims to propose a new switched-capacitor-based boost multilevel ... -
Numerical evaluation of the thermal performance of a near-surface earth-to-air heat exchanger with short-grass ground cover: A parametric study
( Elsevier , 2021 , Article)High energy consumption and increasing energy cost have encouraged investment in energy efficiency. In hot areas, like the Middle East, the share of space cooling accounts for most of the total energy use in buildings. ... -
Synchronization and chimeras in a network of photosensitive FitzHugh-Nagumo neurons
( Springer Science and Business Media B.V. , 2021 , Article)Recently, a photosensitive model has been proposed that takes into account nonlinear encoding and responses of photosensitive neurons that are subject to optical signals. In the model, a photocell term has been added to ... -
8-hydroxyquinoline grafted triazole derivatives as corrosion inhibitors for carbon steel in H2SO4 solution: Electrochemical and theoretical studies
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)The inhibition capacity of carbon steel (CS) in 0.5M H2SO4 by three 8-hydroxyquinoline grafted triazole derivatives (EHTC, AHTC, and MHTC) have been investigated using electrochemical impedance spectroscopy (EIS), ... -
Vulnerabilities and countermeasures in electrical substations
( Elsevier , 2021 , Article)The impending and continued threat of cyberattacks on modern utility grids has called for action from the different stakeholders of the electricity sector. This calls for a thorough investigation and review of the weaknesses ... -
Production and investigation of flexible nanofibers of sPEEK/PVP loaded with RuO2 nanoparticles
( Elsevier , 2021 , Article)Electrospinning technique was employed to fabricate composite nanofibers/nanoparticles of sulfonated polyether ether ketone, polyvinylpyrrolidone, and ruthenium oxide (sPEEK/PVP/RuO2). The samples were synthesized with ... -
The Effect of the Moroccan Salvadora Persica Extract on the Corrosion Behavior of the Ni-Cr Non-precious Dental Alloy in Artificial Saliva
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)To evaluate, for the first time, the effect of the Moroccan Miswak (Salvadora persica) extract on the corrosion behavior of Ni-Cr dental alloy in artificial saliva, the electrochemical techniques, such as Inductively Coupled ... -
Analysis and optimization of concentrated solar power plant for application in arid climate
( John Wiley and Sons Ltd , 2021 , Article)In this research study, the concentrated solar power (CSP) technology is reviewed for designing and optimizing a CSP tower plant for arid climate regions such as Qatar. A database for all CSP projects around the world is ... -
A review on microwave-assisted synthesis of adsorbents and its application in the removal of water pollutants
( Elsevier , 2021 , Article)The use of conventional heating techniques in adsorbents preparation involves long synthesis time, high energy consumption, high cost and material fast firing. Recently, Microwave heating technique has been used to replace ... -
Biodiversity and possible utilization of halophytes in Qatar
( Springer International Publishing , 2021 , Book chapter)Climate change, nature destruction, food security, and accessibility to fresh water are all the most concerning world issues facing humanities. There are many solutions to minimize the adverse effects of such environmental ... -
Geosynthetic-reinforced soils above voids: Observation and prediction of soil arching
( Elsevier , 2021 , Article)The assumption with the biggest impact on the design of geosynthetic-reinforced soils above voids is the presence and degree of soil arching, which affects the predicted applied stress on the geosynthetic. A series of ... -
In-plane stress analysis of multiple parallel cracks in an orthotropic FGM medium under time-harmonic loading
( Elsevier , 2021 , Article)This study aimed to investigate the fracture behavior of a cracked orthotropic FGM medium when exposed to an in-plane harmonic load. The mechanical feature of the medium exponentially varied along the y-axis. Using the ... -
An incentive-based optimization approach for load scheduling problem in smart building communities
( MDPI AG , 2021 , Article)The impact of load growth on electricity peak demand is becoming a vital concern for utilities. To prevent the need to build new power plants or upgrade transmission lines, power companies are trying to design new demand ... -
A new cascaded asymmetrical multilevel inverter based on switched dc voltage sources
( Elsevier , 2021 , Article)Multilevel inverters are now becoming an important element for medium-voltage high-power applications. A low switch count multilevel inverters are currently attracting more attention due to its high efficiency, low cost, ... -
Proposing a Nondestructive and Intelligent System for Simultaneous Determining Flow Regime and Void Fraction Percentage of Gas-Liquid Two Phase Flows Using Polychromatic X-Ray Transmission Spectra
( Springer , 2021 , Article)Two phase flows are of particular importance in various research fields. In the current article, a novel system consists of an X-ray tube and one sodium iodide crystal detector with ability of determining type of flow ... -
Effects of plyometric and short sprint with change-of-direction training in male u17 soccer players
( MDPI AG , 2021 , Article)This project investigated the effect of adding 8 weeks of bi-weekly plyometric and short sprint with change-of-direction (PSSCoD) training into standard training for elite youth soccer players from Tunisia. A training group ... -
A Review of Usability Evaluation Techniques for Augmented Reality Systems in Education
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Augmented Reality (AR) converts a gigantic amount of data and analytics into images and/or animations that are overlaid into the real scene. The emerging technology of AR has been investigated for more than forty years, ... -
Durability of plain concrete prism strengthened with galvanized steel mesh and CFRP laminates under harsh environmental conditions
( Elsevier , 2021 , Article)This paper investigates the bond durability of recently developed galvanized steel mesh (GSM) strengthening systems compared to the carbon fiber-reinforced polymer (CFRP) composites under severe environments. Plain concrete ...