Browsing University Publications by Title
Now showing items 2208-2227 of 4419
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Variability Of Wind System And Its Expected Effects On Oil Slick Movement In The Arabian Gulf
( Qatar University , 1992 , Article)The marine data required for the models of the oil spill movement prediction (current and wind data) are discussed. The available water current data in the Arabian Gulf can not be used with confidence because of lack of ... -
Variation Of The Electrical Properties Of Manganese Thin Films With Deposition Conditions
( Qatar University , 1989 , Article)The behaviour of the electrical properties of manganese thin films of different thickness (240 - 1500 A) evaporated under different deposition conditions was studied. The effect of the rate of evaporation (1-7 A/s), the ... -
Variation Orders in Building Projects in Khartoum State-Sudan: The Causes and the Impact on Projects Performance
( Qatar Univesrity Press , 2020 , Conference Paper)"Occurrence of variation orders (VOs) is a common phenomenon in building projects and a challenging feature. Opinions and feedback of the stakeholders of building projects at Khartoum State – Sudan were investigated to ... -
Vegetation Changes in the Long Abandoned Farms in Qatar
( Qatar University , 1984 , Article)An attempt was made in this study to investigate the changes that occur in vegetation cover in the totally abandoned farms in Qatar. An effort was also made to compare the vegetation communities found in the abandoned farms ... -
The vegetation of the state of Qatar as related to landform and soil.
( Qatar University , 1990 , Article)The effect of landform and soil on the vegetation of the State of Qatar is described. Five major landform/soil subdivisions are recognized; depressions, wadis, rocky and conglomerate hammada surfaces, sand dunes and sabkhas. ... -
Vehicle identification using optimised ALPR.
( Qatar University Press , 2021 , Poster)Vehicles are a common sight on the road. Tracking and monitoring suspicious vehicles for identification due to high similarity in structure and form leads to difficulties in differentiating between them. The unique identity ... -
Vehicle Inspection Policy and Emission Analysis in Kuwait
( Qatar Univesrity Press , 2020 , Conference Paper)"Technical vehicle inspection centers are widespread in Kuwait. All vehicles should pass the test every two years if not older than six years or every one-year for other vehicles. This study provided an insight into the ... -
Verification of ACI- 549 Code for Flexural Strengthening of Reinforced Concrete Beams Using FRCM
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents an analytical study to verify the ACI 549-4R-16 code for experimentally tested Reinforced Concrete (RC) beams, which were strengthened to enhance the flexural capacity using Fiber-Reinforced Cementitious ... -
Vertical Distribution And Inter-Relations Of Oxygen And Nutrients In The Arabian Gulf And The Gulf Of Oman In Summer
( Qatar University , 1990 , Article)The distribution patterns of oxygen and nutrients (phosphate, nitrate, nitrite and ammonia) were studied along the Arabian shelf of the Arabian Gulf and the Gulf of Oman, including the Strait of Hormuz, during September, ... -
Vibration Prediction Model for Building Developments Adjacent to Railways
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents the experimental and computational evaluation of ground-borne noise and vibration impacts at sensitive receivers in the vicinity of existing track sections. Vibration problems occur as an effect of ... -
Vibrational Analysis Of TaBr5
( Qatar University , 1987 , Article)Vibrational analysis for TaBr5 is achieved on the basis of D3h symmetry and employing GF matrix method. Each vibration is quantitatively assigned according to the calculated values of the potential energy distributions. ... -
Vibrational Mechanics by Maple Practical Applications
( Qatar University Press (QU Press) , 2023 , Book)The book “Vibrational Mechanics by Maple Practical Applications” is designed to assist undergraduate and postgraduate students majoring in physics, mechanical engineering, electromechanical and aerospace engineering in ... -
Virtual Reality Module Depicting Catheter-Associated Urinary Tract Infection as Educational Tool to Reduce Antibiotic Resistant Hospital-Acquired Bacterial Infections
( Qatar University Press , 2020 , Poster)Introduction: Virtual reality (VR) and augmented reality (AR) are used as simulation models in student-patient interactive medical education and shown to enhance learning outcomes. The rise in global burden of infectious ... -
Virtual screening of anti-viral drugs and natural compounds for potential inhibition of the novel SARS-CoV-2 spike receptor-binding domain
( Qatar University Press , 2020 , Poster)Background: The spike (S) protein of SARS-CoV-2 harbors the receptor-binding domain (RBD) that mediates the virus's entry to host cells. The aim of this study was to identify novel inhibitors that target the RBD domain of ... -
Viscosity Of Hydrocarbon Liquids Saturated With Gas
( Qatar University , 1995 , Article)Experimentally measured kinematic viscosities are reported for benzene, cyclohexane and n-heptane saturated with hydrogen, nitrogen and carbon dioxide. A Zeitfuchs cross-arm viscometer suspended in a unique design ... -
Viscous Behavior of Dilute CMC Salt Solution Before and After Photodegradation
( Qatar University , 2006 , Article)Photodegradation curve of carboxymethylcellulose (CMC) in aqueous solution has been reported. Densities and solution viscosities of very dilute CMC salt solution before and after UV-irradiation have been measured. ... -
VISUALIZATION OF FACTOR VIII WITH FLOW-CYTOMETRY AS A TOOL FOR NOVEL GENE THERAPY APPROACH IN HEMOPHILIA A
( Qatar University Press , 2020 , Poster)Haemophilia A is a genetic X-linked disorder, characterized by coagulation Factor VIII (FVIII) deficiency and leading to pathological bleedings. The disease occurs in a rate of 1 in 5000 males' births. The treatment is ... -
Vitamin - a and limb regeneration in stages of the egyptian toad, bufo regularis Reuss-histological study
( Qatar University , 1995 , Article)The histogenesis of regenerated limbs, of both control and treated /larvae/ with 30 I.U./ml of retinol palmitate for 3 days, was studied in two larval stages (viz. stages 53 & 54) of the anuran amphibian, Bufo regularis ... -
Vitamin D is associated with improved lung function but not with asthma, emphysema and bronchitis
( Qatar University Press , 2020 , Poster)Background: Hypovitaminosis D has been linked to several non-bone related diseases. Relation between serum 25-hydroxyvitamin D [25(OH)] and lung function and lung diseases has received less attention. Methods: Data from 3 ... -
Volatile Components of the Phaeophyceae Hormophysa cuneiformis Growing Along Qatar Coasts
( Qatar University , 2007 , Article)The present work deals with the study on volatile compounds from the brown alga Hormophysa cuneiformis collected from the Northwest coast of Qatar on May 2002. Two extraction methods have been used: conventional hydrodistillation ...