Browsing University Publications by Title
Now showing items 2157-2176 of 4356
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Unsteady State Two Phase Flow Pressure Drop Calculations
( Qatar University , 1992 , Article)A method is presented to calculate unsteady state two phase flow in a gas-liquid line based on a quasi-steady state approach. A computer program for numerical solution of this method was prepared. Results of calculations ... -
Unsteady-State Interphase Diffusion
( Qatar University , 1993 , Article)This study is concerned with the problem of unsteady interphase diffusion for multicomponent dilute solutions. An integral technique, based on an approximate boundary-layer approach is used. Results are in good agreement ... -
Upgrading Existing Infrastructures - The Case Study of Industrial IC Bridge
( Qatar University Press , 2023 , Conference Paper)Doha, the capital of Qatar, has been facing phenomenal growth of vehicular traffic owing to rapid development which has resulted in traffic congestion causing significant rise in travelling time in some areas. To mitigate ... -
The Urban Morphology of Mshereib, the Heart of Downtown Doha
( Qatar University Press , 2023 , Conference Paper)Doha experienced a remarkable transformation since oil and natural gas exportation began in the mid-twentieth century. Rapid urbanization and globalization ('process of interaction and integration among people, companies, ... -
Urbanism Beyond Cognition: On Design and Machine Learning
( Qatar Univesrity Press , 2021 , Conference Paper)It could be argued that the introduction of new technologies always shifts the 'epistemological horizon' of the different fields they impact. New instruments allow expanding the range of parameters defining a discipline's ... -
Urea Hydrolysis and Urease Activity in Saudi Arabian Soils
( Qatar University , 2000 , Article)Soil samples were collected from eight different localities m Saudi Arabia, and analysed for mechanical properties as well as for urea hydrolysis. The urease enzyme activity of these calcareous soils was also investigated. ... -
Use of 3D Images to Evaluate Formation Damage Induced by Montmorillonite Fines in Porous Media Systems
( Qatar Univesrity Press , 2020 , Conference Paper)Formation damage costs oil and gas industry $140 billion/year in lost productivity, this is a key challenge to Qatar, the world's largest LNG exporter. During production from a well, multiphase flow foster drag forces to ... -
Use of Authentic Materials in English as a Foreign Language Classrooms: Challenges, Reasons, Types and Frequency
( Qatar University Press , 2023 , Article)This descriptive analytical research study investigated English as a foreign language teachers’ attitudes towards the use of authentic materials in their classrooms, reasons for using authentic materials, challenges in ... -
Use Of Cement By-Pass Dust In Soil Stabilization
( Qatar University , 2001 , Article)Cement by-pass dust (CBPD) or cement kiln dust (CKD) is a by-product of the manufacture of Portland cement. It is generated during the calcining process in the kiln. Lime (CaO) constitutes more than 60% of CBPD composition. ... -
Use of Crumb Rubber Modified Binders and Asphalt Mixtures in Public Works Authority Road Projects - State of Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)This paper illustrates the approach adopted by the Public Works Authority (Ashghal) of the State of Qatar for the widespread implementation in road projects of paving technologies related to the use of crumb rubber modified ... -
Use of Immersive Augmented Reality Technology in Public Works: Myth or Reality? - A Case Study on Implementation Challenges
( Qatar University Press , 2023 , Conference Paper)The State of Qatar witnessed an unprecedented transformation during the past three decades in various sectors, more specifically in public infrastructure. The rapid transformation coupled with urbanization has increased ... -
The Use of Newly Developed Public Transportation System in Relation to People’s Thermal Perception of Outdoor Climate
( Qatar University Press , 2023 , Conference Paper)In the past decade, Doha the capital city of Qatar has witnessed a massive shift in various fields including economy, education, and sports sector. This flux caused rapid population growth, and as a result have led to an ... -
Use of parallel texts: towards successful teaching materials to overcome cultural differences perse
( Qatar University , 2000 , Article)The hypothesis of this paper is that the use of Parallel Texts as teaching Materials within a communicative framework could prove insightful for pedagogy i.e. to enable foreign language learners overcome cultural differences. ... -
Use Of Spreadsheets For Rainfall-Runoff Calculations
( Qatar University , 1996 , Article)The nature of rainfall-runoff calculations necessitates the use of different equations for calculating losses and several response functions to route the effective rainfall hyetograph through the catchment. The ... -
Uses and Attitudes of Faculty Members in the College of Education at King Faisal University towards Test Item Formats
( Qatar University , 2005 , Article)The ever-increasing number of student enrollment in the college of education at King Faisal University has led many faculty members to abandon essay and open-ended type tests and resort to the quickly scorable multiple ... -
Using Arabic in Testing Reading Comprehension in English
( Qatar University , 1997 , Article)This study aims at examining the role of the native language (Arabic) in assessing reading comprehension in the foreign language (English). It reports on the findings of a case study in which two test versions, one in ... -
Using Ground Penetrating Radar (GPR) to Evaluate Air Voids Content in Hot Mix Asphalt
( Qatar Univesrity Press , 2020 , Conference Paper)"Air voids content is one of the most important characteristics of Hot Mix Asphalt (HMA). Air voids content that is either too high or too low can negatively impact pavement life and lead to deteriorations such as fatigue ... -
Using Reclaimed Asphalt and Polymer Modified Asphalt (PMA) to Maximize Cost Saving over the Pavement Life-Cycle in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Low performing asphalt mixes along with poor construction practices reduce the pavement serviceability and lead to early failure under repetitive traffic. Government agencies are sometimes urged to implement maintenance ... -
Using Synthetic Resins for Removal of Emulsified Oil from Produced Water.
( Qatar University Press , 2020 , Poster)In this study, adsorption of emulsified oil in produced water was experimented using synthetic resins. Adsorbent dosage, contact time, initial oil concentration, and PH were the main key parameters evaluated for Optipore ... -
Using the fractal dimension to generate parametric Islamic patterns
( Qatar Univesrity Press , 2021 , Conference Paper)Non-communicable diseases (NCDs) are the cause for over 70% of global deaths. Various levels of healthcare delivery from home-care to tertiary care exist for patients where patients with NCDs are treated. Demand for services ...