Browsing Student Thesis & Dissertations by Title
Now showing items 284-303 of 1591
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DEVELOPMENT OF FIBROUS DRILLING FLUIDS FOR HORIZONTAL WELL CLEANOUT: PARAMETIC INVESTIGATION
(2024 , Master Thesis)Drilling fluids enhance drilling efficiency by facilitating cutting transportation, maintaining suspension, regulating pressure, and stabilizing rock formations. Fiber usage in drilling operations improves hole-cleaning ... -
Development of Functionalized Date Pits Adsorbent for the Removal of Boron, Lithium, and Molybdenum from Groundwater in the State of Qatar
(2021 , Dissertation)Groundwater (GW) quality deterioration is one of the main water security issues in Qatar. Although the GW in the State of Qatar is not used as drinking water for the public, it is widely used for agricultural, domestic, ... -
DEVELOPMENT OF HYBRID AND NON-HYBRID COMPOSITE BODY ARMOR PLATE FOR BALLISTIC PROTECTION
(2017 , Master Thesis)In this work, a new Bullet Guiding Pocket Armor Plate (BGPAP) was developed, with a target to maximize the ballistic protection by containing the bullet between the layers. To this end, experimental and numerical programs ... -
Development of Internally Pressurized Composite/Metallic/Composite Hybrid Pipes
(2021 , Dissertation)The challenge to the pipeline industry is to meet the increased worldwide demand while reducing the cost. Currently, metallic and composite pipelines are the most cost-effective way of transporting water, oil, and gas. ... -
Development Of Multi-Phase Variable Frequency Drives For The Oil & Gas Industry
(2019 , Master Thesis)Liquefied Natural Gas (LNG) plants rely heavily on LNG compressors exceeding 100 MW power range. These compressors are mainly driven by gas turbines and high power helper motors operated via Variable Frequency Drives (VFDs). ... -
DEVELOPMENT OF NOVEL INSTRUMENTATION INCORPRATING MAGNETORESISTIVE ENCODERS FOR THE MEASUREMENT OF ANGULAR
(2018 , Master Thesis)As rotation dependent technologies emerge, the need of having a feedback about their rotational behavior became a necessity in order to control them. Many types of sensors, based on various operation principles are available ... -
Development of novel magnetic bentonite based adsorbents combined with different carbon sources for removal of oil content from produced water
(2021 , Master Thesis)Water scarcity is a challenge faced worldwide due to depleting sustainable good quality water resources. Produced water, associated with the production of gas and oil, usually comes as oil contaminated water, creating real ... -
DEVELOPMENT OF POLYMER BASED AND RECOVERABLE FE-MNP DEMULSIFIERS TO ENHANCE THE OIL RECOVERY PROCESS FROM OIL IN WATER EMULSION
(2022 , Dissertation)The demulsification process has grown in significance due to the rapid development of oil and gas industries, which generate high amounts of oil, and the formation of different complicated emulsion types, a big challenge ... -
Development of Polymeric Crosslinkable Formulations for Conformance Control In Oil and Gas Reservoirs
(2020 , Master Thesis)Excessive water production from oil reservoirs is a main challenge facing the oil and gas industry nowadays. Polymers and crosslinkers are mixed to form gelants that are widely applied to seal water production zones leading ... -
Development of Variable Message Sings Strategies for Traffic Management at Work Zones
(2020 , Master Thesis)Work zones are defined as road sections of which different activities such as road construction or maintenance take place. In most work zones, road alignments are different than the pre-work periods. Therefore, speed limits ... -
Diabetic Reinopathy Classification using Deep Learning
(2020 , Master Thesis)With diabetes growing at an alarming rate, changes in the retina of diabetic patients causes a condition called diabetic retinopathy which eventually leads to blindness. Early detection of diabetic retinopathy is the best ... -
DIAGNOSING LIVER'S LESIONS FOR MEDICAL ANALYSIS
(2022 , Master Thesis)Machine learning (ML) and computer vision techniques have grown rapidly due to their automation, suitability, and ability to generate astounding results, especially the convolutional neural network (ConvNet). In this thesis, ... -
Diagnostic Checking For Linearity in Time Series Models
(2020 , Master Thesis)In this thesis, I studied the well-known portmanteau tests appearing in the time series literature. In particular, I interest in reviewing the test statistics that can be used to check the adequacy of the fitted ... -
DID I SEE IT BEFORE? RETRIEVING PREVIOUSLY CHECKED CLAIMS OVER TWITTER
(2022 , Master Thesis)With the proliferation of fake news in the last few years, especially during COVID- 19, combating the spread of misinformation has become a social and political urgent need. Fact-checkers and journalists need to identify ... -
Dietary Patterns and Cognition among Qatari Adults
(2023 , Master Thesis)Objectives: To assess the association between dietary patterns and cognitive function among Qatari adults. Methods: In a cross-sectional analysis, data on 1,000 Qatari adults attending the Qatar Biobank Study (QBB) aged ... -
Dietary Quality, Meal Timing and Circadian Syndrome Among Adults Attending NHANES 2005-2016
(2023 , Master Thesis)Background: Apart from diet quality, meal timing and shift work have also emerged as risk factors for cardiometabolic disease and are associated with circadian rhythm disturbances. Circadian Syndrome (CircS) is a novel ... -
Differential Architecture Search in Deep Learning for DNA Splice Site Classification
(2019 , Master Thesis)The data explosion caused by unprecedented advancements in the field of genomics is constantly challenging the conventional methods used in the interpretation of the human genome. The demand for robust algorithms over the ... -
DIFFERENTIAL EXPRESSION OF MICRORNAS BY ANTI-OBESITY TREATMENT SULFORAPHANE IN SKELETAL MUSCLE OF DIET-INDUCED OBESITY IN MICE
(2023 , Master Thesis)Background: Skeletal muscles account for 40-60% of total body weight and are responsible for 30% of resting metabolic rate. They are essential for metabolic homeostasis in the body as they provide the leading site for ... -
DIFFERENTIATING FOREIGN POLICY STRATEGIES IN THE ARABIAN PENINSULA: THE DECISION-MAKING CALCULUS TOWARDS IRAN
(2024 , Dissertation)This dissertation comparatively analyses the foreign policy strategies of Bahrain, Kuwait, Oman, Qatar, Saudi Arabia, and the United Arab Emirates by focusing on the decision-making calculus towards Iran over a five-decade ... -
Digital Facilities: A Bim Capturing Reality Framework And Integration With Building Management System
(2019 , Master Thesis)Qatar University (QU) had been sharing the vision of the country in developing various technological aspects and approaches in order to achieve global standard qualities and accomplishments. In this research, from the ...