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Now showing items 101-110 of 292
قواعد العلاقات الدولية واللاعبون الدولييون
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مركز ابن خلدون للعلوم الإنسانية والاجتماعية - جامعة قطر
, 2020 , Video)
أصل هذا الفيديو الجزء الثاني من الدورة العلمية التي أقامها مركز ابن خلدون في ديسمبر 2019، والتي تناولت قواعد العلاقات الدولية واللاعبين الدوليين. تحدّث المحاضر فيها عن قواعد العلاقات الدلية الثلاثة : التساوي في السيادة، ...
Fabrication of fouling resistant Ti3C2Tx (MXene)/cellulose acetate nanocomposite membrane for forward osmosis application
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Elsevier Ltd
, 2020 , Article)
In this study, Ti3C2Tx (MXene) was used to enhance the fouling resistance of FO flat-thin film membranes. Mixed-matrix Ti3C2Tx (MXene)/ cellulose acetate (CA) membranes with different (wt%) loading of MXene were fabricated ...
Dissolution kinetics of different inorganic oilfield scales in green formulations
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American Chemical Society
, 2020 , Article)
Scale mineral deposition is a critical problem that hinders the daily production of oil and gas fields. Chemical removal of these scales, based on the scale type, is common. In this paper, borax and diethylene tremaine ...
Scale effects on the relationships between land characteristics and ecosystem services- a case study in Taihu Lake Basin, China
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Elsevier
, 2020 , Article)
© 2020 Elsevier B.V. It is generally recognized that marginal changes in landscape characteristics can influence multiple ecosystem services, but the causal relationships involved are still very unclear due to lack of ...
Removal of Oil Content from Oil-Water Emulsions Using Iron Oxide/Bentonite Nano Adsorbents
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Elsevier Ltd
, 2020 , Article)
Water scarcity is a challenge that is faced worldwide to secure sustainable good quality water resources. Produced water, associated with the production of gas and oil, usually comes as oil contaminated water, creating ...
Social Media in the GCC`s Countries - Facilitator or Curse for Generation "Z"?
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Gulf Studies center - College of Arts & Sciences - Qatar University
, 2020 , Conference Paper)
The aim of this paper is to explore the directions and the magnitude of the social change in some of member's states of Golf Cooperation Council (GCC), by analyzing how traditional family interactions and pattern evolution ...
China in the Middle East: Foreign Direct Investment, Economic Transformation, and Regional, Development
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Gulf Studies center - College of Arts & Sciences - Qatar University
, 2020 , Conference Paper)
This paper unpacks the complicated manners in which Chinese investment has taken shape in the Middle East, especially the member states of the Gulf Cooperation Council (GCC). Rather than focusing on highly emotive (but ...
Key applications and potential limitations of ionic liquid membranes in the gas separation process of CO2, CH4, N2, H2 or mixtures of these gases from various gas streams
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MDPI AG
, 2020 , Article Review)
Heightened levels of carbon dioxide (CO2) and other greenhouse gases (GHGs) have prompted research into techniques for their capture and separation, including membrane separation, chemical looping, and cryogenic distillation. ...
Investigation of the mechanical behavior of electroless Ni-P-Ti composite coatings
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American Society of Mechanical Engineers (ASME)
, 2020 , Article)
To improve the toughness of Ni-P coatings, NiTi superelastic particles were introduced into the Ni-P matrix through the electroless co-depositing of Ni-P and Ti particles and annealing Ni-P-Ti coatings. The mechanical ...
Effect of Inconel625 particles on the microstructural, mechanical, and thermal properties of Al-Inconel625 composites
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Elsevier Ltd
, 2020 , Article)
This research work investigates the effect of concentration of Inconel625 particles on the microstructural, mechanical, and thermal properties of Al-Inconel625 composites. The Al-Inconel625 composites containing varying ...