تصفح Qatar University Annual Research Forum & Exhibition حسب العنوان

السجلات المعروضة 134 -- 153 من 509

    • Development of Sustainable Eco-friendly Geopolymer Composites for Construction Applications 

      Rabie, Mohamed; Irshidat, Mohammad; Al-Nuaimi, Nasser ( Qatar University Press , 2020 , Poster)
      Geopolymerization is a process where silica and alumina rich source materials turns into excellent binding materials by the aid of alkali solutions. Materials such as fly ash are by-products in energy power plants. Fly ash ...

    • DFT-MD dissolution of oilfield pyrite scale using borax 

      Onawole, Abdulmujeeb T.; Hussein, Ibnelwaleed A.; Ahmed, Musa E.M.; Saad, Mohammed A.; Aparicio, Santiago ( Qatar University Press , 2020 , Poster)
      Introduction: Oilfield scales including pyrite form in oil and gas pipelines, underground tubing, and surface equipment thus blocking the flow of fluids and hindering production. Hence, the need for the development of ...

    • Dietary Patterns and Glycemic Control Among Qatari Adults with Type 2 Diabetes 

      Alaradi, marwa; Ouagueni, asma; Khatib, rim; Bawadi, hiba ( Qatar University Press , 2020 , Poster)
      Background: No studies assess the effect of dietary pattern on glycemic control among Qatari adults with T2DM. Objective: To assess the association between dietary patterns, and glycemic control among Qatari adults with ...

    • Dietary Patterns and Risk of Inflammatory Bowel Disease: Findings from a Case-Control Study 

      Tayyem, Reema; Qalqili, Tamara; Rayyan, Yaser ( Qatar University Press , 2021 , Poster)
      Scientific evidence shows that dietary patterns are associated with the risk of IBD, particularly among unhealthy and Western dietary patterns. However, Western dietary patterns are not exclusive to Western countries, as ...

    • Digital Twin for Power Plants, Energy Savings and other Complex Engineering Systems 

      Sleiti, Ahmad K.; Kapat, Jayanta S.; Vesely, Ladislav; Al-Khawaja, Mohammed ( Qatar University Press , 2021 , Poster)
      Digital Twin (DT) is a digital representation of a machine, service, or production system that consists of models, information, and data used to characterize properties, conditions, and behavior of the system. Renewable ...

    • Dimmable LED Driver For DC Distributed Lighting System 

      mohammad, meraj| rahman, syed; iqbal, atif; ben brahim, lazhar ( Qatar University Press , 2020 , Poster)
      This Abstract proposes a high brightness, high efficiency, dimmable LED driver based on linear current regulator technology for DC grid distribution systems. The proposed driver has excellent characteristics like the highest ...

    • Direct Measurement of Vessel Pressure in Chicken Embryo during Development 

      Sukumaran, Vijayakumar; Abdelraheem, Rawia; Yalcin, Huseyin ( Qatar University Press , 2021 , Poster)
      Hemodynamic conditions play a critical role in embryonic cardiovascular development, and altered blood flow leads to congenital heart defects (CHD). Chicken embryos are commonly used as models of cardiac development, with ...

    • Distribution and Diversity of Benthic Marine Macroalgae in Islands Around Qatar 

      Al-AShwal, Aisha Ahmed; Al-Naimi, Noora; Al-Khayat, Jassim; Giraldes, Bruno; Al-Omari, Najat; ... more authors ( Qatar University Press , 2020 , Poster)
      Extending into the Arabian Gulf, Qatar is surrounded by a number of islands mostly scattered by the eastern coastline. With the unique physical characteristics of the Gulf which is a highly saline sea with high seawater ...

    • Distribution, characterization and weathering of tarmats along the west coast of Qatar 

      Ponnumony, Vethamony; Subramanian, Veerasingam; Al-Khayat, Jassim; V.M, Aboobacker; Sadooni, Fadhil; ... more authors ( Qatar University Press , 2021 , Poster)
      Oil residue in the form of tarmat (TM) deposited on the coast of Arabian Gulf countries is a major environmental concern. In this study, the current TM pollution trend along the west coast of Qatar has been assessed and ...

    • Do Oil and Gas Revenues Promote Economic Diversification in Qatar? 

      Charfeddine, Lanouar; Barkat, Karim ( Qatar University Press , 2020 , Poster)
      The aim of this paper is to explore the short- and long-run asymmetric impact of oil prices shocks and oil and gas revenues changes on the total real GDP, and the level of economic diversification of the Qatar economy. To ...

    • Double layered polymeric coatings for corrosion protection of steel 

      Hassanein, Amani; Khan, Adnan; Shakoor, R.A.; Kahraman, Ramazan ( Qatar University Press , 2021 , Poster)
      Corrosion is one of the challenging issues faced by many industries, causing substantial economic losses every year due to the degradation of metallic parts, raising many safety concerns. Therefore, it is of utmost relevance ...

    • Drone-based Cooling Leakage Measurement from Glass Front Towers 

      Abed, Hadeel; Abdou, Nada; Zorba, Nizar ( Qatar University Press , 2020 , Poster)
      Drones are increasingly gaining more attention these days and they are employed in several applications. At the same time, the steps towards saving energy and improving the efficiency of the buildings are significantly ...

    • Drones for Agriculture 

      Ellithy, Noor Khaled; Balaawi, Orob Kifah; Alnakeeb, Alaa Khaled ( Qatar University Press , 2020 , Poster)
      Taking measurements for agriculture purposes is a challenge that this project tackles. A UAV and some sensors are being used to monitor a big field. The target of this project is to design a fully autonomous system that ...

    • Ecological and Health Risks Assessment of Potentially Toxic Metals and Metalloids Contaminants 

      Alsafran, Mohammed; Usman, Kamal; Al Jabri, Hareb; Rizwan, Muhammad ( Qatar University Press , 2021 , Poster)
      Potentially toxic environmental contaminants, including metals and metalloids, are commonly found in emerging economies. At high concentrations, elements such as As, Cr, and Ni can be hazardous and may lead to various ...

    • Economic Evaluation of CYP2C19 Genotype-Guided Antiplatelet Therapy Compared to Universal Use of Ticagrelor or Clopidogrel in Qatar 

      AlMukdad, Sawsan Ibrahim; Elewa, Hazem; Al-Badriyeh, Daoud ( Qatar University Press , 2020 , Poster)
      Background: Patients having CYP2C19 loss-of-function alleles and receiving clopidogrel are at higher risk of adverse cardiovascular outcomes. Ticagrelor is a more effective and expensive antiplatelet that is unaffected by ...

    • Ecotoxicological assessment of two surfactant on the emryonic development 

      Al-dosari, Aldana; Younes, Nadin; Nasrallah, Gheyath ( Qatar University Press , 2021 , Poster)
      In this study, zebrafish (Danio rerio) embryos was served as a model for marine fauna to determine if there is any potential of organ-specific toxicity (neuromuscular, hepatic, cytotoxic, and cardiac) caused by Silicone-Q-22 ...

    • Effect of Hyperglycemia on eNOS function in EPCs 

      Elshiekh, Duaa Ibnomer; Hendawi, Hadeel; Goul, Aya; Awartani, Dina; Marei, Isra; ... more authors ( Qatar University Press , 2020 , Poster)
      Type 2 diabetes mullites (T2DM) results in different cardiovascular complications. The main cause of these complications is endothelial dysfunction, which affects the endothelium physiologically and pathologically. The ...

    • Effect of hyperglycemia on EPCs function and regenerative ability 

      Hendawi, Hadeel Khalil; Awartani, Dina Nehad; Ghoul, Aya; Marei, Isra; Abou Saleh, Haissam; ... more authors ( Qatar University Press , 2020 , Poster)
      Diabetes induced hyperglycemia increases the risk of cardiovascular complications as it impacts vascular endothelial cells causing vascular dysfunction. Endothelial progenitor cells (EPCs) have been suggested to participate ...

    • Effect of Omega-3 Polyunsaturated Fatty Acids on Inflammatory Biomarkers in Chronic Obstructive Pulmonary Disease 

      Al-Haidose, Amal ( Qatar University Press , 2020 , Poster)
      Chronic obstructive pulmonary disease (COPD) is a chronic progressive inflammatory disease characterised by airflow limitation. Several pro-inflammatory markers are thought to be involved in the pathogenesis of COPD. ...

    • Effect of Pedestrian Penalty on Pedestrian Behavior in Qatar 

      Ghonim, Omar Khaled; Muley, Deepti; Kharbeche, Mohamed; Mohamed, Yousef; Madkoor, Ahmed ( Qatar University Press , 2021 , Poster)
      Crashes involving pedestrians are a major concern for authorities in many developed and developing countries. To refrain pedestrians from illegal or unsafe road behavior, authorities introduced three pedestrian penalties ...