تصفح QU Ceased Journals حسب العنوان
السجلات المعروضة 868 -- 887 من 2240
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Recent Benthic Foraminifera from the Local Water of Qatar, Arabian Gulf
( Qatar University , 2000 , Article)ABSTRACT In the present study, fifty species of Foraminifera are identified from the bottom sediments of the local Qatari waters on the eastern and northern sides of Qatar Peninsula in the Arabian Gulf. These comprise 7 ... -
The reception of the Quiet American in the late fifties
( Qatar University , 1981 , Article) -
Recognition Of Cursive Texts Using Hamming Neural Nets
( Qatar University , 1994 , Article)Hamming Neural networks are employed for cursive text character separation and recognition. The digitized image of the scanned text is first enhanced by applying simple contrast stretching algorithm. Image registration is ... -
Record of a fruiticose lichen, Ramalina farinacea (L.) Ach. for Qatar
( Qatar University , 1997 , Article)Lichens are thallophytic lower plants. Ramalina farinacea (L.) Ach., family Ramalinaceae, is the only fruticose lichen recorded in Qatar. It occurs on stony terrain bordering the coastline in association with other more ... -
Records of Marine Interstitial Hymenostomatid Ciliates from the Jubail Marine Wildlife Sanctuary, Saudi Arabia
( Qatar University , 1999 , Article)Sediment samples were collected at low tide from various localities of Jubail Marine Wildlife Sanctuary in the Arabian Gulf during 1996-1997 for the study of the marine interstitial ciliate fauna of the Sanctuary. Eleven ... -
Red cell superoxide dismutase in patients with different liver diseases
( Qatar University , 1995 , Article)Supcroxidc dismutase (SODs, supcroxidc oxidoreductasc, E.C. 1.15.1.1.) activity has been estimated in red blood cells from patients suffering from liver cirrhosis and hcpatoccllular carcinoma. Erythrocytcs supcroxide ... -
Reduced Snubber Circuit Elements For Pwm Voltage Source Inverter
( Qatar University , 2002 , Article)This paper presents the description and simulation of a new proposed arrangement of RLD/RCD snubber circuit used with pulse width modulated voltage source inverter. The new arrangement allows minimizing the number of active ... -
Refractivity Statistics For Two Countries In The Middle East
( Qatar University , 1989 , Article)This paper presents and compares the results of refractive index studies for Mersa Matrouh, Egypt, and Doha, Qatar. Statistics for surface refractivity and refractivity gradients at different heights from the surface are ... -
Refrigerants Beyond 1995 - An Overview
( Qatar University , 1994 , Article)The count down has started. Less than 400 days, that is all the time left till the complete phase-out of CFC production. No more refrigerants R-l 1, R-12 or R-500 will be produced worldwide. With our extreme dependence - ... -
Regeneration from different levels along the tail of the geckonid lizard, Bunopus tuberculatus
( Qatar University , 1994 , Article)Study of the influence or amputation level on regenerate length, elongation rate and mitotic index of the tail of the geckonid lizard, Bunopus tuberculatus revealed that the tails amputated such that three-fourth, or ... -
Regeneration of the vagus nerve after highly selective vagotomy, an autoradiographic study in the ferret stomach .
( Qatar University , 1995 , Article)This study investigates the regeneration of the vagal nerve fibres after highly selective vagotomy in the ferret stomach by using the autoradiographic technique. Autoradiographic examination of the body of the stomach in ... -
Regeneration of Transformed Forage Legume Plants by Agrobacterium rhizogenes R1601
( Qatar University , 2003 , Article)Transformed forage legume plants (alfalfa & clover) by genetic engineering bacteria Agrobacterium rhizogenes R1601,were regenerated directly from seedling plants after inoculating the wounded site formed by cutting the ... -
Regenerative abnormalities in hind limbs of bufo regularis induced by repeated amputations: I. Early larval stages
( Qatar University , 1993 , Article)The regenerative response of the hind limbs of early larval stages: 52, 53, 54 and 55 of Bufo regularis was studied following repeated amputations at the ankle level. The pattern of morphogenesis as well as skeletal ... -
Regional catecholamine concentrations in brain and spinal cord of male albino rats treated with the synthetic pyrethroid cyfluthrine
( Qatar University , 1997 , Article)The principal objective of this study was to determine the modifications induced by the synthetic pyrethroid insecticide cyfluthrin in the concentrations of dopamine (DA), norepinephrine (NE) and epinephrine(E) in selected ... -
Relation between Quasi-normed Ideals of Entropy Numbers and of Approximation Numbers
( Qatar University , 1981 , Article)Let en(T) and an(T) be the entropy numbers and approximation numbers of operator T between Banach spaces, respectively. Let ?p be the operator ideal defined by Sp:^TeL;{en(T)^lp}, and Sp be the operator ideal defined ... -
The relationship between attitudes and achievemet in SL ( a case study of students at the University of Qatar)
( Qatar University , 1998 , Article)Attitudes and motivation are considered important factors in Language Acquisition (LA). Learners' attitudes towards speakers ofTarget Language (TL) and the TLitselfhave been the subject of intensive research in applied ... -
The relationship between heavy metal concentration and soil mycoflora in the Gizan region, Saudi Arabia
( Qatar University , 1997 , Article)Soil samples were collected from different places from the Gizan region, Saudi Arabia, and analyzed mechanically and chemically for mineral content. The soils were highly alkaline and sandy in texture in all cases. The ... -
Relative Contribution of Organizational Factors to the Discriminant Functions Associated with Corporate Performance
( Qatar University , 1999 , Article)This research presents an empirical investigation of the relative contribution of four dimensions of corporate performance to the discriminant function associated with sample of high-performing companies and another sample ... -
A Remark On Proper Left H* — Algebras
( Qatar University , 1984 , Article)W. Ambrose gave the theory of proper H* -algebras and M. Smiley in (2) gave an example of a left H* -algebra which is not a two-sided H* -algebra. Then he modified some of the arguments of Ambrose which yield the structure ... -
Remarks On S-Closed Spaces
( Qatar University , 1986 , Article)In this paper, several characterizations for s-closed spaces are obtained using regular semiclosed sets and some sets having two properties of near openness and near closedness in the same time. Images of s-closed spaces ...