Browsing QU Ceased Journals by Title
Now showing items 364-383 of 2240
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Energy Study of A Gas-Fired Turbo-Generator
( Qatar University , 1988 , Article)As far as energy utilization is concerned, the performance of a gas turbine-generator combination, depends on some key factors among which are; engine features, methods of utilizing heat energy associated with exhaust ... -
Enzymatic Upgrading of Fish and Crustacean Products
( Qatar University , 1999 , Article)Fish wastes constitute an important source of biologically active molecules possessing peculiar properties and practical application promises in various areas ( agriculture, medicine, chemistry, biotechnology ). Several ... -
Enzyme production and antibiotic susceptibility of propionibacterium acnes and p. Granulosum from acne vulgaris patients and healthy persons
( Qatar University , 1996 , Article)Seventeen strains of Propionibacterium acnes and ten strains of P. granulosum were isolated from acne patients, in addition to ten isolates of each species from healthy persons. All strains were examined for their enzymatic ... -
Estimates of Potential Evapotranspiration Over The State of Qatar
( Qatar University , 1989 , Article)Several methods for the estimation of potential evapotranspiration are reported in the literature covering a wide variation in the complexity of calculation and nature of climatic data required. Five of the more commonly ... -
Evaluation And Improvement Of Traffic Flow Patterns In Urban Centers
( Qatar University , 2003 , Article)Presented in this paper is process of evaluation and improvement of traffic flow pattern in urban centers. The process is carried out by applying TRANSYT-7F program. The data was collected from a selected network within ... -
Evaluation Of Corrosion Resistance Of A Duplex Stainless Steel "Ferralium" In Dead Sea Brine
( Qatar University , 1992 , Article)Corrosion behavior of Ferralium Alloy 255 during service in the environment of concentrated Dead Sea brine has been investigated. It was found that, the corrosion attack is intergranular and exists only in the weld heat ... -
Evaluation of Electron Swarm Parameters in SF6 Using Monte Carlo Method
( Qatar University , 2005 , Article)The motion of electrons in sulfur hexafluoride (SFo) in uniform electric fields is simulated using a Monte Carlo method. The swarm parameters are evaluated and compared with experimental results of drift velocity, electron ... -
Evaluation Of Hydraulic Parameters For Dara Area (Gulf Of Suez), Egypt
( Qatar University , 1991 , Article)This work aims to furnish a basis for evaluating the water resources in Dara Area which is one of the vergin areas assigned for the purpose of land reclamation. Analysis of pumping and recovery tests performed in the study ... -
Evaluation of methods for screening of extracellular cellulase In filamentous fungi
( Qatar University , 1996 , Article)Twenty-eight fungal species belonging to fifteen genera were isolated from Saudi Arabian soil and were screened for the production of extracellular cellulase enzymes. Cleared-zone technique, cellulose azure method and agar ... -
Evaluation of quaternary aquifer between qena and luxur. (Nile Valley, Egypt)
( Qatar University , 2001 , Article)In order to evaluate the hydrogeological setting of the Quaternary aquifer and the related geological structures controlling its characteristics. A total of 50 vertical electrical soundings (VES.s) were conducted along 13 ... -
Evaluation Of Saudi Arabia's Development Planning: Direction And Implementation Problems
( Qatar University , 1994 , Article)Saudi Arabia's development has advanced along three dimensions: economic, social and institutional. In the economic field it meant advances in basic infrastructure and in economic diversification. In the social field, ... -
Evaluation Of Soil And Water Resources In Wadi Wardan, Sinai, Egypt, Using Electrical Resistivity Method
( Qatar University , 1985 , Article)A number of 15 Vertical Electrical Soundings were carried out in the Delta of Wadi Wardan, on the western coastal zone of Sinai, about 55 km south of Suez. The study objectives were to find out the change in thickness of ... -
Evaluation of Some Local Egyptian Plants as a Source of Chlorophyll Pigments
( Qatar University , 1994 , Article)Four plant materials viz. Spinacia oleracae Linn, (spinach), Beta vulgaris Limm (chard), Medicago sativa Linn, (alfalfa) and Petroselinum sativum Hoff. (parsely) were studied as local sources for the preparation of chlorophyll ... -
Evaluation of Student - Teachers' Performance in TEFL Practicum at Kuwait University
( Qatar University , 1997 , Article)The study discusses the practicum of EFL student-teachers for intermediate and secondary schools. It focuses on the steps followed in conducting their evaluation in Kuwait. The necessary competencies inside the classroom ... -
An Evaluation Of The Explicit Fuzzy Method Using Parametric And Non-Parametric Approaches For Supervised Classification Of Multispectral Remote Sensing Data
( Qatar University , 2001 , Article)Fuzzy Classification is of great interest because of its capacity to provide more useful information for Geographic Information Systems. This paper describes an Explicit Fuzzy Supervised Classification method, which consists ... -
Evidence of an authigenic origin for palygorskite in a Middle Eocene carbonate sequence from North Qatar.
( Qatar University , 1997 , Article)The "Simisma Member" from the Ras Laffan area in North Qatar is mainly composed of dolomites of shallow marine origin. Clay minerals contained in the dolomite (average 4%) are mainly palygorskites. There is no indication ... -
Examination Of An Oil Separator Pressure Vessel (Case History)
( Qatar University , 1991 , Article) -
Examining the departmental leadership role in Kuwaiti Public Schools
( Qatar University , 2002 , Article)This paper examines the main features of a new school administration system adopted by the Kuwait Ministry of Education since 1992. The new "Developed School Administration" system considers subject head teachers as resident ... -
Experimental And Modeling Of Friables And Stone Oil Reservoirs Consolidation Using Steel Making Slag
( Qatar University , 2001 , Article)A mathematical model was developed simulating the process of sand production in under downhole stress state. The model was derived based on Mohr-Colomb failure criterion, Darcy equation for radial flow and reservoir stress ... -
Experimental Investigation of the N-Pbs/P-Si Heterojunction Band Lineup with I-V and C-V Measurements
( Qatar University , 2005 , Article)In this paper we present experimental investigation of band lineup of near ideal PbS/Si heterojunction diode using I-V and C-V measurements. The C-V measurements show that the fabricated diodes were abrupt type, and the ...