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4.458  Articles
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In this paper we tried to apply the failure assessment diagram method on an API X60 pipeline under two pressures 70 and 90 bar, this work will be divided into two parts; the first part will be devoted to modeling and simulation of a pipeline under pressur... see more


Ce sujet de recherche vise le procédé de soudage par friction malaxage (FSW). L’étude menée se focalise sur la corrélation entre les paramètres du procédé (vitesse d’avance et fréquence de rotation de l’outil) et les caractéristiques mécaniques et microst... see more

Scientific Research in the Arab World: Reality and Suggestions for Development Alsayed, Abdelkader Mohamed Professor of Mathematics Education, Benha University, Egypt, and Dhofar University, Oman, Abdelkader_elsaayed@du.edu.om    ... see more

The study aimed to formulate the content of mathematics curriculum at the level of primary school students according to the elaboration theory and measure the effectiveness of this mathematics content to develop academic achievement and critical thinking ... see more


This study presents the results of an experimental work carried out on tomato seedlings of the same varietal type, grown under a Mediterranean climate and irrigated with ozonised water at different ozonisation durations that vary from zero to 30 seconds. ... see more

BACKGROUND: Nephrotoxicity of Gentamicin (GM), an important aminoglycoside, is still a serious issue in clinical use. Therefore, natural products are currently being used as an alternate source of medicinal substances by researchers all over the worl... see more

The current study has aimed to identify the status of teaching mathematics in simultaneous virtual classes, in the light of the Covid 19 pandemic, by uncovering the teaching practices in the fields of lesson planning, teaching the new mathematical knowled... see more

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