Browsing QU Ceased Journals by Title
Now showing items 538-557 of 2240
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Investigation of Magnesium (II), Calcium (II) and Barium (II) Complexes in Aqueous Solution
( Qatar University , 2005 , Article)The ionic association constants, K6, of Mg, Ca and Ba metal ions with succinate, malate and tartrate ligands were conduct metrically determined in water at 25-40°C. The conductometric data were analysed by the Shedlovsky ... -
Investigation Of Single-Update Memoryless Cg-Methods
( Qatar University , 1996 , Article)Two new CG-methods are proposed in this work for nonlinear unconstrained optimization problems which are considered as memoryless Variable Metric (VM) methods. They are derived for the inexact line searches and evaluated ... -
Investigation of the Fouling Mechanisms in the Heat Exchangers of a Hydrotreater
( Qatar University , 2005 , Article)The problem of fouling on heat exchanger surfaces has been one of the major unresolved problems of the hydrotreatment unit at the Homs oil refinery in Syria. In this unit, a feed stream of straight-run naphtha is preheated ... -
Investigations on the growth abnormalities of medicago sativa l. Under field conditions
( Qatar University , 1996 , Article)Morphological growth abnormalities were pursued and studied in field-grown alfalfa (Medicago sativa L.) in Al-Kharj agricultural area, south east of Riyadh. Significant differences between normal and abnormal plants were ... -
Iodometric microdetermination of phosphorus in organic compounds by use of An amplification reaction
( Qatar University , 1994 , Article)A high chemical amplification method is described for the iodometric microdetermination of phosphorus in organic compounds. This method depends on combustion by the oxygen flask, absorption of the combustion products in ... -
Ionic Conductivity and Ionic Jump Distance of Nuclear Detectors Group CR-39 and BM-355
( Qatar University , 2000 , Article)Electric properties of two nuclear detectors (CR-39 and BM-355) have been investigated as a function of temperature differences. The conductivity appears to be ionic and it was increased with the temperature increase for ... -
Irrigation, Planting Date And Intra-Row Spacing Effects On Soybean Grown Under Dry Farming Systems
( Qatar University , 1987 , Article)Two soybean cultivars (Glycine maxima (L) Merr.) differing in maturity period, leaf size and stem height were sown five times at fortnight intervals during the rainy season at four intra—row spacings under supplementary ... -
Is ripeness all? Shakespeare's Tragic Vision in "King Lear"
( Qatar University , 1980 , Article) -
Is the Michigan Test an adequate tool for placement at the University of Qatar
( Qatar University , 1994 , Article)The English Department at Qatar University is one of the most popular departments in the university in which students like to enroll. To enable students to cope with the requirements of the department, and to be able to ... -
Islamization of the educational system for Muslims in secular society
( Qatar University , 1986 , Article) -
Isolation and Characterization of Pollulan Produced by a Local Isolate of Aureobasidium Pullulans
( Qatar University , 2000 , Article)A local isolate of Aureobasidium pullulans was obtained from fig leaves surface. The isolate was identified as A. pullulans on the basis of appearance of polymorphism in the colonies, melanin pigment and pullulan production ... -
Jordanians' Perception of Organizational Climate and Level of Satisfaction in Non-profit Making Organizations. A Field Study
( Qatar University , 1996 , Article)Using a non experimental research design, this exploratory study reported here attempts to identify two things: (1) wether or not organizational climate and job satisfaction are merely semantic and (2) how workers of a ... -
Judgments of honesty-attractiveness and facial features
( Qatar University , 1999 , Article)The present study examined the correlation between physiognomic facial features measured from pictures of female students and judgments of honesty and attractiveness ratings. Eighty Slides pictures were made and shown to ... -
Karyotype, Meiosis And Sperm Formation In The Land Snail Macrochlamys Indica
( Qatar University , 1994 , Article)Karyotype analysis, meiosis and sperm formation of the land snail Macrochlamys indica collected from different farms of ornamental plants in Doha city of the State of Qatar were investigated. The chromosome number is n=24 ... -
The keyword method: a powerful memory aid to vocabulary learning in the EFL classroom (An experimental study)
( Qatar University , 2000 , Article)Most research methods on the keyword method were based on evidence from lab experiments. This study investigated the use of the keyword method in a normal classroom situation. 45 Arab students were taught the definition ... -
Khashm Formation, A New Lithostratigraphic Unit Within The Cretaceous Wasia Group Of Arabia
( Qatar University , 1988 , Article)The Khashm Formation is introduced as a new lithostratigraphic unit to include the sandstones and shale interbeds which constitute the upper part of the Cretaceous Wasia Group (s. /.) outcropping in central Arabia. It ... -
Kinetics and Mechanistic Studies of the Bromination of Some Substituted Tetralones, Part 1
( Qatar University , 2000 , Article)The rate of bromination of 2-benzal-l-tetralone (II) and its derivatives p-methyl (12), 77-chloro (13), ffi-chloro (14), and p-nitro (15) have been studied in chloroform. The study indicated first order dependence on each ... -
Krein's Method For Singular Mixed Problems
( Qatar University , 1993 , Article)In this paper, the spectral relations of the Fredholm integral equation of the first kind for the mixed problems with singular kernel are obtained. -
Krein's method for solving the integral equation of the first kind With logarithmic kernel
( Qatar University , 1993 , Article)Consider the Fredholm's integral equation of the first kind with logarithmic kernel K(IXI) = (- In Ixl. The aim of this paper is to establish the equivalence of Krein's method of solving the equation with the following ... -
Laboratory-Scale Tests on Gas-Solid Fluidized Bed Behaviour And Its Influence on Bed Thermal Properties
( Qatar University , 1988 , Article)The success of many industrial processes depends upon good contact between a fluid and particulate solid. A fluidized bed fulfils the requirements for this good contact. This paper presents the results of an experimental ...