QUARFE 2020: Recent submissions
Now showing items 261-280 of 305
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Electrical equivalent circuit (EEC) based impedance spectroscopy analysis of HTM free perovskite solar cells
( Qatar University Press , 2020 , Poster)Monolithic perovskite solar cells (mPSCs) are the multi-layered organic-inorganic hybrid cells that have been focused due to the affordable cost, ease of fabrication and noteworthy power conversion efficiency (PCE). In ... -
Gas sensor based on PANI/Cu-ZnS porous micropshere film for CO2 detection
( Qatar University Press , 2020 , Poster)In this letter, we report the structural, morphological and CO2 gas sensing properties of the polyaniline (PANI) coated Cu-ZnS microspheres. PANI coated Cu-ZnS microspheres were prepared by hydrothermal and in-situ ... -
Hybrid microcapsules reinforced smart coatings for corrosion protection in oil and gas industry
( Qatar University Press , 2020 , Poster)Corrosion is one of the critical causes of material loss in metal components. This research is focused on the synthesis, and electrochemical properties of polyelectrolyte layered microcapsules (PMCs) reinforced smart ... -
Managing the water-energy-food nexus on an integrated geographical scale
( Qatar University Press , 2020 , Poster)The water-energy-food (WEF) nexus is the subject of much research focusing on different aspects, a wide range of issues, and development of a variety of models and tools. This study takes a different approach by developing ... -
Soil Respiration Variation Under The Canopy of Dominant Tree Species Across Different Season in Temperate Forest
( Qatar University Press , 2020 , Poster)Soil respiration is defined as the production of carbon dioxide when soil organisms are active. It is an important process in the ecosystem and has direct influence on climate change. Therefore understanding it under ... -
Subcritical and Supercritical Operation of Innovative Thermal Mechanical Refrigeration System
( Qatar University Press , 2020 , Poster)Around 17% of the global generated energy is consumed for residential, commercial, and transportation refrigeration. The current cooling technologies utilize refrigerants with high Ozone Depletion and Global Warming ... -
Wind energy potential along the onshore and offshore Qatar
( Qatar University Press , 2020 , Poster)Wind energy is one among the clean and renewable energy resources. The utilization of non-conventional energies over the conventional sources helps to reduce the carbon emissions significantly. The present study aims at ... -
Preparation of slippery liquid infused porous surfaces on polymeric substrates
( Qatar University Press , 2020 , Poster)Many polymers have been found in bio-science paralleling with advancement in a technology sector. A selection of suitable polymers for using in a biomedical sector is based on many factors such as chemical nature, surface ... -
Novel flexible piezoresistive sensor based on 2D Ti3C2Tx MXene
( Qatar University Press , 2020 , Poster)Stretchable and wearable strain-sensing devices are appropriate for motion detection, biomedical monitoring, human-machine interaction. These pressure sensors are working based on numerous electrophysical phenomena's such ... -
Cellulose microfibers (CMFs) reinforced smart self-healing polymeric composite coatings for corrosion protection of steel
( Qatar University Press , 2020 , Poster)The use of organic coating for the metals has been widely being used to protect the surface against corrosion. Polymeric coating incorporated with Nanocontainers loaded with inhibitor and self-healing provides better ... -
Multifunctional self-healing polymeric nanocomposite coatings for corrosion inhibition of steel
( Qatar University Press , 2020 , Poster)The present work focuses on the self-healing and corrosion behavior of novel epoxy based coatings containing epoxy monomer (EM) and dodecylamine (DDA) as self-healing and corrosion inhibitor, respectively. The coating ... -
Combustion-Free Synthesis of Lithium Manganese Oxide Composites with CNTs/GNPs by Chemical Coprecipitation for Energy Storage Devices
( Qatar University Press , 2020 , Poster)Nano Spinel Lithium Manganese Oxide (LiMn2O4) was distributed properly on carbon nanotubes ( CNTs) and graphene nanoplatelets (GNPs) using chemical coprecipitation method. The original particle size was less than 40 nm, ... -
Self-healing performance of smart coatings modified with different corrosion inhibitors.
( Qatar University Press , 2020 , Poster)Corrosion results in considerable materials and equipment failure. According to one survey, about 1/4 to 1/3 of the total interruption in industries is due to detrimental effects of corrosion. It is, therefore, important ... -
التعاون الدولي لمواجهة الأزمة الكارثية : فيروس كورونا
( Qatar University Press , 2020 , Poster)يعد التعاون الدولي في مواجهة الأزمات والكوارث قائم على أساس التزام أخلاقي بين الدول، إلا انه عندما يتم تنفيذه هناك قواعد قانونية يجب أن يتم مراعاتها تتمثل في الأهداف المرجوة من التعاون لمواجهة الأزمات والكوارث، والمبادئ ... -
Changes in Dietary Habits and Eating Behaviors during COVID-19 Induced Confinement
( Qatar University Press , 2020 , Poster)The purpose of this study was to evaluate the dietary habits (DH) and eating behaviors (EB) among adults during COVID19-induced confinement. For this purpose, an online survey designed to assess the change in DH and EB ... -
Solar based 3D Printed Protective Mask Imprinted with Extracted Oil and UV Light to Kill Corona Virus
( Qatar University Press , 2020 , Poster)Fabrication of 3D printed reusable user-friendly protective mask that protects from COVID-19 virus by trapping the virus and killing it using UV light. Found new technology to trap and kill COVID-19 virus using natural oil ... -
A meta-review of meta-analyses and an updated meta-analysis on the efficacy of chloroquine and hydroxychloroquine in treating COVID19 infection
( Qatar University Press , 2020 , Poster)Objective: To synthesize the findings presented in systematic reviews and meta-analyses as well as to update the evidence using a meta-analysis in evaluating the efficacy and safety of CQ and HCQ with or without Azithromycin ... -
تأثير تنوع الجينوم الفيروسي والخلايا المضيفة على كوفيد-19 و تطورات حول لقاح كورونا وكيفية علاجه
( Qatar University Press , 2020 , Poster)بعد مرور حوالي نصف عام على انتشار جائحة كورونا (كوفيد-19)، لا يزال العالم ينتظر بفارغ الصبر تحقيق تقدم ملحوظ على مستوى التوصل إلى لقاح وعلاج للمرض. ولكن الإنجازات العلمية الشاملة التي تراعي الجوانب الأخلاقية عادة ما تستغرق ... -
Physical and Sedentary Activity during COVID19-induced Confinement
( Qatar University Press , 2020 , Poster)Coronavirus disease 19 (COVID19) have compelled implementing confinement measure across the globe. These measures can potentially lead to many changes in lifestyle. However, no studies examined the effect of COVID19-induced ... -
Validation of Selected Commercial Serological Assays for Diagnosis of COVID-19
( Qatar University Press , 2020 , Poster)As researchers around the globe rush to put the available antibody tests to use, concerns have been raised about their precision. This study aimed to evaluate and compare the performance of selected commercial & automated ...
