Browsing University Publications by Title
Now showing items 1436-1455 of 4355
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Organic Petrology Of Oil Shales In Quseir-Safaga District, Egypt
( Qatar University , 1992 , Article)The kerogen and hydrocarbon-generating potential of oil shales from three mining districts in the Red Sea province of Egypt have been investigated using microscopy and elemental analysis. The results reveal that, the ... -
Organic Pollutants Along The Qatari Coast: A Case Study of The Pearl Oyster (Pinctada radiata)
( Qatar University Press , 2020 , Poster)The Qatari marine environment is endangered due to high industrial expansion and anthropogenic pressure over the last few decades. The presence of common contaminants such as Total Petroleum Hydrocarbons (TPHs) and Polycyclic ... -
Organisational commitment in the banking sector in Jordan: An Empirical Investigation
( Qatar University , 1995 , Article)This study investigates organisational commitment of employees in the context of Jordanian banking industry. It aims at exploring this concept and identifying the factors that may influence it. Commitment was measured by ... -
Origin And Tectonic Environment Of The Pan-African Rocks Of Abu El Tiyur Area, Eastern Desert, Egypt
( Qatar University , 1995 , Article)The present paper deals with the geochemistry and origin of the Pan - African basement rocks, which covers about 825 km2 North of Abu El Tiyur area, in the Central Eastern Desert of Egypt. The petrochemical character of ... -
Origin of TPHs and PAHs in the marine sediment nearby oil and gas extraction sites on the west coast of Qatar
( Qatar University Press , 2021 , Poster)Total Petroleum Hydrocarbons (TPHs) and Polycyclic Aromatic Hydrocarbons (PAHs) are priority pollutants, which are known to be associated with petroleum products. They are released into the marine environment via accidental ... -
Overhead Allocation: a Goal Programming Approach
( Qatar University , 1981 , Article)Overhead is an incurred cost which is matched against cost objects via an intervening base of allocation. The problem of overhead allocation is to come up with a cost allocation procedure which is objective, applies, ... -
Overview of Polymers for Improved Oil Recovery Treatments
( Qatar University Press , 2020 , Poster)High water production in oil and gas wells reduces significantly the recovery factor. Mechanical as well as chemical methods are applied to shut off water productive zones. Crosslinked polymers showed high efficiency to ... -
Oxidative Addition Reactions of Sn(II) And Pb(II) with Some Hydrazide And Hydrazone
( Qatar University , 2000 , Article)Bivalent tin compounds can be easily transformed to tetravalent compounds by oxidizing agents. The use of ortho-quinones for oxidation of transition metals has been the subject of many publications, but few analogous studies ... -
p,q Ideal of Operators in Banach Spaces
( Qatar University , 1981 , Article) -
p-cds/n-Si Anisotype Heterojunction solar cells wih Efficiency of 6.4%
( Qatar University , 2005 , Article)In the present paper, p-CdS/n-Si heterojunction solar cells are prepared for the first time by the spray pyrolysis technique. Using such low-cost method, cells with 6.4'/o AM1 conversion efficiency ina O.ZZ fill factor ... -
The P-Center And The P-Median Problems In Graphs With Small Number ' Of Spanning Trees
( Qatar University , 1996 , Article)In this paper, we will describe some algorithms and give their complexity as following: (1) The algorithm for finding a dominating set of radius r in a vertex-weighted graph with small number of spanning tress. The ... -
A Packed Column Gas Liquid Chromatographic Method For Characterization And Determination Of Unsaponifiable Matter In Oils
( Qatar University , 1991 , Article)A packed column GLC method for the detection and determination of the components of unsaponifiable matter in oils is described. Squalene, 8 -tocopherol and short chain hydrocarbons with up to 26 carbon atoms are determined ... -
Palaeozoogeography of Shallow Marine Ostracoda from Holocene Sediments-Southern Iraq
( Qatar University , 1999 , Article)The Holocene palaeozoogeography of southern Iraq (Southern Mesopotamian Basin) have been studied according to the distribution of thirteen species of shallow marine ostracoda belonging to twelve genera. Their distributary ... -
Paleoecology, palynofacies, thermal maturation and hydrocarbon source-rock potential of the Jurassic-Lower Cretaceous sequence in the subsurface of the north Easern Desert, Egypt
( Qatar University , 1997 , Article)The Jurassic to Lower Cretaceous sequences in the wells Abu Hammad-1, Q-71-IX and Kabrit-1, north Eastern Desert of Egypt, have yielded palynofacies assemblages of varying composition. Seven palynofacies types which are ... -
Paleozoic Igneous Activity In Egypt
( Qatar University , 1989 , Article)Based on available isotopic age data, including a few K/Ar ages obtained by the writer, a geochronological sequence of the main phases of igneous activity in Egypt during the Paleozoic is presented. Five main phases at ... -
Palestinian import - export trade modeling For the period 1968-1998, an application of seemingly unrelated regression equations
( Qatar University , 2008 , Article)Over the past three decades the Palestinian areas in the West Bank and Gaza Strip experienced the impacts of compulsory integration into the Israeli economy in the aftermath of the occupation of the area by Israel in 1967. ... -
PAMAM Dendrimers as Anti-HER2 Positive Breast Cancer Treatment
( Qatar University Press , 2020 , Poster)Background: Poly (amidoamine) dendrimers (PAMAMs) are widely used in drug delivery systems and gene transfection as drug carriers. They also exert several biological effects like modulating gene expression, particularly ... -
Pan African Basement Of Bir Safsaf Area East Sahara African Craton
( Qatar University , 1994 , Article)Bir Safsaf area occurs at the extreme southern part of the Western Desert of Egypt. It is covered by the Pan African Basement represented by the old continental gneisses and migmatites comprising granitic, granodioritic ... -
Pan African magmatism in the Zabara District, Central Eastern Desert, Egypt: Geochemistry and Petrogenesis
( Qatar University , 1997 , Article)The rocks of the Zabara district include ophiolitic and non-ophiolitic sequences. The ophiolitic ones are metagabbro and metabasalt associated with metasediments, whereas the non -ophiolitic sequence includes intermediate ... -
Paraboloid Shell As Footing
( Qatar University , 1999 , Article)A simplified method for the design of paraboloid shell footing base on the displacement of the shell's crown where the column axial load is transferred to the footing has been developed. A case study was presented to ...