Browsing Civil & Architectural Engineering by Title
Now showing items 283-302 of 718
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Enhancing the electrocoagulation process for harvesting marine microalgae (Tetraselmis sp.) using interdigitated electrodes
( Elsevier , 2021 , Article)Marketable value of algal biomass has been increasing in recent years due to its wide range of applications. This study investigates the performance of a novel cylindrical interdigitated electrode array in electrocoagulation ... -
Enquiry-based learning workshop for deep learning in Middle Eastern classrooms?an action research approach
( Routledge , 2018 , Article)The senior year design students and I were dismayed when my linear teaching and their habitual rote learning failed in a Middle Eastern University. The gulf between the curricular objectives and our teaching-learning methods ... -
Estimating the Dissolution of Anticancer Drugs in Supercritical Carbon Dioxide with a Stacked Machine Learning Model
( MDPI , 2022 , Article)Synthesizing micro-/nano-sized pharmaceutical compounds with an appropriate size distribution is a method often followed to enhance drug delivery and reduce side effects. Supercritical CO2 (carbon dioxide) is a well-known ... -
Estimating the elastic settlement of piled foundations on rock
( American Society of Civil Engineers (ASCE) , 2015 , Article)This research introduces a simple method for preliminary evaluation of the elastic settlement of piled foundations resting on rock. Despite a significant number of publications in this area, the present effort is distinguished ... -
Estimating the elastic settlement of vertically loaded single piles in rock
( Trans Tech Publications , 2014 , Article)An extensive finite element analysis was performed to study the settlement behavior of vertically loaded piles entirely embedded in non-homogeneous rock. To avoid utilizing interrelated parameters, pile-rock relative ... -
Estimating the permeability of fractured rock masses for design of construction dewatering systems
( Elsevier , 2023 , Article)A comprehensive data on dewatering and pumping-well systems installed in fractured rock is compiled and analyzed to estimate the permeability of fractured rock masses. The data covers construction activities of different ... -
Estimating the Relative Crystallinity of Biodegradable Polylactic Acid and Polyglycolide Polymer Composites by Machine Learning Methodologies
( MDPI , 2022 , Article)Biodegradable polymers have recently found significant applications in pharmaceutics processing and drug release/delivery. Composites based on poly (L-lactic acid) (PLLA) have been suggested to enhance the crystallization ... -
Estimating Turning Movements at Signalized Intersections Using Artificial Neural Networks
( Institute of Electrical and Electronics Engineers (IEEE) , 2018 , Article)Intersection turning movements' counts are critical input data for traffic studies, analysis, and forecasting. These types of counts are often used to analyze operational performance of signalized intersections under ... -
Evaluating the Operational Impact of Left-Turn Exclusive Number of Lanes: A Case Study from Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Left-turning movements can significantly reduce the overall capacity of signalized intersections due to the queueing built up. Intersections with heavy left-turning volumes tend to use multiple lanes to accommodate left-turn ... -
Evaluating the Performance of Campus Facility Management through Structural Equation Modeling Based on Key Performance Indicators
( American Society of Civil Engineers , 2024 , Article)This paper presents the development of a comprehensive campus facility management performance assessment model (CFMPM). The model employs structural equation modeling (SEM) and incorporates a thorough list of crucial success ... -
Evaluation and calibration of dynamic modulus prediction models of asphalt mixtures for hot climates: Qatar as a case study
( Elsevier , 2022 , Article)The dynamic modulus (|E*|) of asphalt mixtures is one of the most important inputs in Mechanistic-Empirical (ME) pavement analysis and design. Several models have been developed to predict the dynamic modulus based on ... -
Evaluation of Bond Strength Between Carbon Fiber Reinforced Polymer (CFRP) Composites with Modified Epoxy Resins and Concrete
( Qatar Univesrity Press , 2020 , Conference Paper)Rehabilitation and strengthening of concrete structures are becoming more significant in civil engineering applications. The use of externally bonded Fiber Reinforced Polymers (FRP) is one of the methods to strengthen and ... -
Evaluation of Combined Excavation Waste and Reclaimed Asphalt Pavement Aggregates for Use in Road Bases and Sub-bases
( OMICS International , 2014 , Article)More than 15 million tons of aggregates are imported each year to Qatar from neighbouring countries. Large quantities of waste materials (around 20 million tons/year) from excavation waste, demolition rubble and reclaimed ... -
Evaluation of Federal Highway Administration’s Traffic Noise Model for Pavements in Qatar
( Springer Nature , 2020 , Book chapter)Traffic noise is an irritating problem especially for residents near major transportation corridors. It’s in the interest of transportation agencies to check the noise level to develop measures to reduce noise if it exceeds ... -
Evaluation of forward osmosis as a pretreatment process for multi stage flash seawater desalination
( Elsevier B.V. , 2019 , Article)The present study evaluates the feasibility of applying forward osmosis (FO) process for the pretreatment of feed solution to a Multi Stage Flash (MSF) desalination plant. For the first time, real brine reject and real ... -
Evaluation of Noise Performance of Multi-Lane Highways in the State of Qatar
( Institute of Physics Publishing , 2019 , Conference Paper)In recent years, a growing number of people are complaining to transportation authorities for the traffic noise as a result of increased traffic volume on the highways. Therefore, transportation authorities are actively ... -
Evaluation of red-light camera enforcement using traffic violations
( Periodical Offices of Chang- an University , 2018 , Article)The State of Qatar started to use red-light cameras in 2007 at key signalized intersections and the rate of installation has subsequently increased. In 2017, 19.2% of signalized intersections are equipped with red-light ... -
Evaluation of short-term aging protocol for asphalt mixtures
( MDPI AG , 2019 , Article)Asphalt mixtures are subjected to short-term aging during the production, placement, and compaction processes. Proper evaluation of asphalt pavement performance relies on the accurate characterization of asphalt mixtures ... -
Evaluation of the critical success factors (CSFs) in selecting building contractors using pareto analysis and the analytical hierarchy process
( Kuwait University , 2020 , Article)The purpose of this paper is to obtain a set of critical success factors (CSFs) for selecting building contractors in Qatar to help investors effectively and efficiently build their houses. First, a systematic review of ... -
Evaluation of traffic noise in the state of qatar
( CRC Press/Balkema , 2018 , Conference Paper)Mitigating traffic noise is a major concern for transportation departments worldwide. A number of noise mitigation procedures are recognized to control noise emitting from traffic stream. However, noise reduction potential ...