Qatar University Institutional Repository: Recent submissions
Now showing items 301-320 of 29606
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Midwakh smoking as an emerging risky behavior: insight from Qatar 2022
( Taylor & Francis , 2024 , Article)Background: Alternative tobacco products like midwakh are gaining popularity as potential substitutes for traditional cigarettes despite a misconception among smokers that they may be less harmful. Objectives: To determine ... -
Video Lecture Capture in Pharmacy Education: Insights From the Pandemic Experience
( Springer Nature , 2024 , Article)The COVID-19 pandemic prompted an abrupt and widespread transition to remote learning, compelling higher education institutions to swiftly adjust to novel modalities. This study examines the post-pandemic insights and ... -
Network Pharmacology Integrated With Quantum-Polarized Ligand Docking and Molecular Simulation Revealed the Anti-Diabetic Potential of Curcumin
( Wiley , 2024 , Article)Diabetes mellitus is a chronic metabolic disorder affecting millions of people worldwide and causes serious complications such as diabetic nephropathy. Curcumin, a natural polyphenol derived from turmeric, has demonstrated ... -
Exploring the Dynamic Interplay of Deleterious Variants on the RAF1–RAP1A Binding in Cancer: Conformational Analysis, Binding Free Energy, and Essential Dynamics
( Wiley , 2024 , Article)The RAF1–RAP1A interaction activates the MAPK/ERK pathway which is very crucial in the carcinogenesis process. This protein complex influences tumor formation, proliferation, and metastasis. Understanding aberrant interactions ... -
Dietary patterns derived by reduced rank regression, macronutrients as response variables, and variation by economic status: NHANES 1999–2018
( springer link , 2024 , Article)Purpose: Macronutrient intakes vary across people and economic status, leading to a disparity in diet-related metabolic diseases. This study aimed to provide insight into this by: (1) identifying dietary patterns in adults ... -
Erratum: The Impact of Pharmacist Medication Reviews on Geriatric Patients: A Scoping Review
( Korean Journal of Family Medicine , 2024 , Article)There was an error in the article, “The impact of pharmacist medication reviews on geriatric patients: a scoping review.” [1] In the editing process, the y-axis title of Figure 3 was incorrectly added, and we need to correct it. -
Le Confort Legal : Essai Analytique de Certaines Techniques Juridiques
( Qatar University Press , 2024 , Article)Objectifs : Dans le cadre de cette recherche, l'objectif est d'explorer en profondeur le véritable fondement de certaines techniques légales et ce, en creusant les différentes raisons qui ont poussé les législateurs à les ... -
دور المدنيين في التوثيق الجنائي الرقمي لانتهاكات حقوق الإنسان: نظرة على الحالة في غزة
( Qatar University Press , 2024 , Article)أهداف البحث: الفظائع التي يرتكبها الكيان الصهيوني بحق المدنيين في قطاع غزة المحاصر، والقمع الصهيوني لوسائل الإعلام، المنظمات الدولية، ومنظمات المجتمع المدني هي التي شجعت كتابة هذا البحث من أجل الإسراع في استحداث نظام يعزز ... -
The Power to Conserve: A Field Experiment on Electricity Use in Qatar
( National Bureau of Economic Research (NBER) , 2023 , Unpublished Work)High resource users often have the strongest response to behavioral interventions promoting conservation. Yet, litlle is known about how to motivate them. We implement a field experiment in Qatar, where residential customers ... -
جرائم الذكاء الاصطناعي وسبل مواجهتها: جرائم التزييف العميق نموذجًا
( Qatar University Press , 2024 , Article)تأتي هذه الدراسة في ظل تطور متسارع لتطبيقات الذكاء الاصطناعي وشيوع استعمالها على نطاق واسع من قبل مختلف فئات المجتمع؛ حيث تهدف الدراسة إلى تسليط الضوء على ظاهرة جديدة ومستحدثة من جرائم الذكاء الاصطناعي يطلق عليها اسم تقنية ... -
Feasibility of MOF-based carbon capture from indoor spaces as air revitalization system
( Elsevier , 2022 , Article)Conventional air-conditioning systems, for providing thermal comfort and acceptable indoor air quality, are energy intensive, especially for spaces located in hot and humid climates. This is attributed to the energy needed ... -
Regression Models for Performance Prediction of Internally-Cooled Liquid Desiccant Dehumidifiers
( MDPI , 2022 , Article)In this study, using response surface methodology and central composite design, regression models were developed relating 12 input factors to the supply air outlet humidity ratio and temperature of 4-fluid internally-cooled ... -
Regression equation for estimating the maximum cooling load of a greenhouse
( Elsevier , 2022 , Article)Cooling is essential for greenhouse crop cultivation in hot areas. The selection of a suitable cooling system size for greenhouses is challenging since various environmental and structural factors are involved. In this ... -
Experimental and numerical investigation of the thermal performance of evaporative cooled greenhouses in hot and arid climates
( Taylor and Francis Inc. , 2020 , Article)The controlled microclimate of greenhouses is vital for producing quality yield. This paper investigates the thermal performance of an evaporative cooled greenhouse operating in Qatar. Three design factors affecting the ... -
Experimental investigation of double-pipe heat exchangers in air conditioning applications
( Elsevier , 2018 , Article)The increased demand of energy in domestic applications necessitates the development of innovative engineering solutions in building heating, ventilating, and air conditioning (HVAC) systems. As the largest energy intensive ... -
Erosion-corrosion behavior and failure analysis of offshore steel tubular joint
( Elsevier , 2013 , Article)An extensive investigation into the erosion-corrosion behavior and failure analysis of an offshore steel tubular joint has been carried out by using various electrochemical techniques, visual inspection, optical microscope ... -
Improving the performance of a commercial absorption cooling system by using ejector: A theoretical study
( Elsevier , 2023 , Article)Absorption cooling systems (ACS) have lower coefficients of performance (COP) compared to direct expansion (DX) cooling systems. Nevertheless, ACS offers a green alternative to typical DX systems. In this study, a numerical ... -
Comparison of different mechanical ventilation systems for dairy cow barns: CFD simulations and field measurements
( Elsevier , 2021 , Article)Proper ventilation in dairy cow barns in terms of volume flow rate and air velocity is important to avoid heat stress, which leads to reduced milk production and respiratory disease. In this study, three different ventilation ... -
Simulation of spectators' aerodynamic drag using porous models approximation
( Elsevier , 2020 , Article)Evaluation of the thermal comfort is essential for complex ventilation systems design. Assessment of thermal indices requires representative velocity and pressure fields' values. When simulating the air flow in large ... -
Performance comparison of different flow arrangements of 4-fluid internally-cooled liquid desiccant dehumidifiers
( Springer Science and Business Media B.V. , 2022 , Article)In this study, the performance of 10 different flow arrangements of 4-fluid internally-cooled liquid desiccant dehumidifiers were compared. The four fluids are supply air, exhaust air, liquid desiccant, and water. The ...
