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السجلات المعروضة 71 -- 80 من 113
Effect of Trace 100 vppm H2S on the Corrosion Behaviour of Plain Carbon and Microalloyed Steels in a Predominant Sweet Environment in High Flow Regime
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
We investigate the effects of the presence of trace (100 vppm) H2S on the corrosion behaviour of plain carbon steel and its various micro-alloyed counterparts in a CO2 saturated (sweet) brine (0.5 M NaCl) environment, in ...
Electrospun polymer nanocomposite scaffolds containing metal oxide nanoparticles for diabetic wound healing
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
It is very important to treat diabetic foot injuries at early stage since even minor wounds can turn into serious foot ulcers which can lead to the amputation of the entire foot if not treated early. The management of ...
مدى تأثير الأحاديث الضعيفة والموضوعة على دور المرأة وتمكينها في المجتمع دراسة ميدانية على عينة من طلاب وطالبات جامعات دولة قطر
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
إنه مما لا شك فيه أن علاقة الرجل بالمرأة تتعرض لمؤثرات عدة: ثقافية، واجتماعية، وسياسية، مما قد يكون له بالغ الأثر على هذه العلاقة بالإيجاب أو السلب. وتعد الأحاديث الضعيفة والموضوعة من الروافد الثقافية التي لها علاقة بطبيعة ...
Corrosion behavior of high strength low alloy HSLA steel in 35 wt% NaCl solution containing diethylenetriamine DETA as corrosion inhibitor
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
High strength low alloy (HSLA) steels demonstrate improved mechanical and anticorrosion properties when compared to plain carbon steels. HSLA steels have succeeded to find their major applications in industries such as ...
Highly ordered mesoporous silica and halloysite nanotubes loaded with diethylenetriamine DETA for smart anti corrosion coatings
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
The development of nanoscience and technology has devoted significant attention to conducting studies on hollow particles. Among the available materials, mesoporous silica nanoparticles have recently gained attention as ...
Effects of Drill Mud and Drive Torque Sinusoidal Excitation on Drillstrings Lateral and Torsional StickSlip Vibrations
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Oil and gas drilling companies spend around 20$ billion annually from which 15% is attributed to material and productive time losses. The most prevalent drilling problems are caused by the Bottom-Hole-Assembly failure which ...
Evaluation of Antidiabetic and Antihypertensive Potential of Some Traditional Desert Food Plants of Qatar Using in Vitro Assays
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Numerous studies have shown that food plants, the source of basic nutritional components may also possess an additional bioactive therapeutic properties associated with the prevention of diseases such as type 2 diabetes ...
Screening of Qatari Microalgae and Cyanobacteria for Application in CO2 Utilization
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
CO2 fixation by phototrophic microalgae and cyanobacteria is seen as a possible global carbon emissions reducer, which could also be applied to produce useful products. In Qatar, the prospect of using microalgae is very ...
Implementing and Analyzing a Recursive Technique for Building Path Oblivious RAM
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
It has been demonstrated that encrypting confidential data before storing it is not sufficient because data access patterns can leak significant information about the data itself (Goldreich & Ostrovsky, 1996). Oblivious ...
Designing piezoelectric nanogenerator from PVDFHFP nanocomposite fibers containing cellulose nanocrystals and Fedoped ZnO
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Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Self-powering devices harvest energy from the environment and perform based on a maintenance free approach. These materials are of utmost significance as they solve the problems associated with the energy crisis and ...