تصفح College of Arts & Sciences حسب العنوان
السجلات المعروضة 127 -- 146 من 320
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Isolation and Screening of Hydrocarbon Degrading Bacterial Strains for Bioremediation of Petroleum Pollution in Qatar
(2013 , Master Thesis)Pollution, due to activities related to the oil industry, represents a serious threat to the natural environment. The application of biotechnological methods provides much safer and sustainable alternatives for bioremediation ... -
ISOLATION OF ENDOGENOUS LACTIC ACID BACTERIA AND DEVELOPMENT OF SILAGE OF PALM TREES LEAVES FOR LIVESTOCK IN QATAR
(2022 , Master Thesis)In Qatar, there are relatively low agricultural by-products available, mainly from palm trees for feeding livestock. Preservation of palm leaves is a problem due to harsh environmental conditions. Ensiling palm leaves with ... -
ISOLATION, IDENTIFICATION, DIFFERENTIATION AND SCREENING OF LOCAL AEROBIC UREOLYTIC BACTERIA INVOLVED IN MICROBIALLY INDUCED CALCIUM CARBONATE PRECIPITATION IN QATARI SOIL.
(2018 , Master Thesis)Biomineralization plays an important role in stabilizing the soil by modifying its geological and physical properties, hence, acting as a stabilizer against wind erosion specially in regions characterized by harsh soil ... -
Likelihood Inference for Step Stress Partially Accelerated Life Test Model with Type I Progressively Hybrid Censored Data from Generalized Exponential Distribution
(2021 , Master Thesis)This thesis considers the statistical inference on the generalized exponential distribution parameters in presence of progressive Type-I censoring under partially accelerated life test. The maximum likelihood method ... -
LINEAR AND BAYESIAN ESTIMATION OF THE PARAMETERS OF THE TYPE II GENERALIZED LOGISTIC DISTRIBUTION BASED ON PROGRESSIVELY TYPE II CENSORED DATA
(06-2 , Master Thesis)Generalized distributions have become widely used in applications recently. They are very flexible in data analysis, especially with skewed models that are important and occur frequently in many applications. In particular, ... -
Linking Soil Chemical Parameters and Arbuscular Mycorrhizal Fungal Communities in Qatar
(2020 , Master Thesis)Much of Qatar’s habitats are characterized by a hyper-arid climate, low rainfall and scarce soil nutrients; all of which combine to create a stress-induced environment for fungal development. Agricultural productivity ... -
LITHIUM RECOVERY FROM LIQUID SOURCES USING A SPENT LI-ION BATTERY (SLIB) MATERIALS-BASED MEMBRANE CAPACITIVE DEIONIZATION (MCDI)
(2024 , Master Thesis)The increasing demand for lithium (Li) as a crucial raw material in various industries requires efficient recovery methods and a circular economy approach. This study investigates a fast, environmentally friendly technique ... -
Local politics: examining the political participation of Qatari women in the central municipal council elections
(2017 , Master Thesis)Qatar embarked on a political progressive reform path with the announcement of Central Municipal Council elections in 1999, granting universal suffrage in the same year. The participation of Qatari women since then has be ... -
Log-logistic Cox Model for Breast Cancer Partly Interval Censored Data
(2021 , Master Thesis)The research in this study is concerned with implementing techniques in data which include censored observations for the evaluation of survival analysis. Analysis of survival research has numerous distinctions in the ... -
Measurement and Modeling of NO2 Traffic-Related Air Pollution in Doha, Qatar
(2013 , Master Thesis)Six major intersections along C-ring road of Qatar were investigated for NO2 emission. NO2 is considered to be a marker of vehicular pollution thus in this study, its relationship was established with traffic volume in ... -
Meiobenthic assemblages in some intertidal areas around Qatar, Arabian gulf
(2021 , Professional Masters Project)Sediment core samples were collected in 10 locations around intertidal areas of Qatar to acquire baseline information on meiobenthic density and composition. Temperature, salinity, and pH of interstitial waters were ... -
MERCURY AND METHYL MERCURY IN FISH: CONTAMINATION LEVELS AND HEALTH RISKS
(06-2 , Master Thesis)This study aims to assess the risks that mercury and methyl mercury would be posing on the health of fish consumers. The fish consumption patterns of Qatar residents aged 18 years and above were obtained using a fish ... -
METAGENOMIC ANALYSIS AND INVESTIGATION OF THE MICROBIOME IN DATE PALM AND THE EFFECT OF DIFFERENT FERTILIZERS ON MICROBIOME DIVERSITY
(06-2 , Master Thesis)Date palm "Phoenix dactylifera L." is considered a very important plant in the Middle East. This importance is due to its beneficial uses on agriculture, economy, and medicine. The study aimed to identify bacterial ... -
A Microbiological Risk Assessment At The Fresh Produce Wholesale Market In Doha
(2019 , Dissertation)Food contamination is a challenging problem in many developing countries, like Qatar where the majority of food is imported. The wholesale fresh produce market (WSFPM) in Doha is considered as the major produce market from ... -
MICROWAVE-ASSISTED SOL-GEL SYNTHESIS OF SODIUM-BASED LAYERED OXIDE CATHODE MATERIALS FOR HIGH-PERFORMANCE SODIUM-ION BATTERIES
(2023 , Master Thesis)Layered oxide cathode materials are of great interest in sodium-ion batteries due to their high theoretical capacity, availability, low cost, and environmentally benign raw materials. This work compares the structural, ... -
MIGRANTS’ IDENTITY: A STUDY OF SECOND GENERATION MIGRANT LABOR IN QATAR
(2015 , Master Thesis)Second generation migrants who were born or grew up in Qatar and studied in the same schools and environment with their Qatari counterparts represent a different case than migrant labor workers who move to Qatar through a ... -
MIGRATION DIPLOMACY IN THE GLOBAL SOUTH - A CASE OF QATAR
(2023 , Master Thesis)This abstract discusses the impact of international migration on foreign policy-making, focusing on the host country Qatar and the home countries in the Arab and Asian regions. While research on migration has predominantly ... -
Mobile Epifauna Associated To Artificial Substrates In Offshore Qatari Waters
(2019 , Master Thesis)Offshore human-made structures including oil and gas platforms and other energy producing structures, such as foundations of windfarms, serve as hard substratum supporting diverse marine communities of invertebrates both ... -
MODERNIZATION AND KNOWLEDGE PRODUCTION BY FEMALE FACULTY: THE CASE OF QATAR UNIVERSITY
(2024 , Dissertation)Qatar University has undergone significant modernization efforts in recent years, aiming to establish itself as a prominent center for knowledge production and dissemination in the Gulf region. This dissertation explores ... -
MOLECULAR LEVEL UNDERSTANDING OF NANOCLAY DISPERSION IN POLYSULFONE, POLYIMIDE, AND THEIR BLEND COMPOSITES
(2016 , Master Thesis)Polymer composites based on polysulfone (PSF) and polyimide (PI) are used as membranes for gas separation and water purification applications. However, structure composition related issues limit the performance of the used ...