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Now showing items 101-110 of 509
Liquid exfoliated MoS2 sheet coupled with conductive polyaniline for gas sensor
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Qatar University Press
, 2021 , Poster)
Polyaniline (PANI)/MoS2 composites with porous microspheres were prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties were characterized by X-ray powder ...
Self-healing behavior of epoxy-based double-layer nanocomposite coatings modified with Zirconia nanoparticles
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Qatar University Press
, 2021 , Poster)
This work reports the self-healing behavior of epoxy reinforced ZrO2 double-layer nanocomposite coatings to alleviate the deleterious effects of corrosion in the oil and gas industry. The corrosion inhibitor (imidazole) ...
Nanopore Sequencing SARS-CoV-2 genome in Qatar
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Qatar University Press
, 2020 , Poster)
Background: The current pandemic, COVID-19, is cause by an RNA coronavirus that was recently identified as SARS-CoV-2. RNA viruses tend to have a high mutation rate; the rate is around a million times greater than that of ...
مستوى مفهوم الذات لدى المراهقين من ذوي الإعاقة البصرية
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Qatar University Press
, 2021 , Poster)
هدفت الدراسة الحالية إلى التعرف على مستوى مفهوم الذات لدى عينة من المراهقين من ذوي الإعاقة البصرية، تبعًا لمتغير الجنس، من خلال مراجعة تحليلية للدراسات السابقة التي أجريت في الفترة الزمنية ما بين 2001-2020 م؛ للوقوف على ...
Experimental Investigations of Gas Kick for Single and Two-Phase Gas-liquid Flow in near Horizontal Wells
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Qatar University Press
, 2021 , Poster)
Multiphase flow in pipelines is of great importance and broadly used in several industries for various applications. A multiphase flow is a complex physical phenomenon where more than one phase occurs. In oil and gas ...
Biological Control of Mycotoxigenic Fungi and Ochratoxin A by The In-Vitro Application of a Qatari Burkholderia cepacia Strain (QBC03)
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Qatar University Press
, 2020 , Poster)
Mycotoxins are secondary metabolites synthesized by mycotoxigenic fungi belonging mainly to three major fungal genera that are Aspergillus, Fusarium and Penicillium. The latter mycotoxigenic fungi contaminate plants and ...
Mercury levels in tar mat contaminated beaches and its marine organisms living along the Qatari coasts
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Qatar University Press
, 2021 , Poster)
One of the pollutants that affects the coastal environment of Qatar is the vast expanse of oil residue ‘tarmats’ deposited on its beaches. The current study is aimed at gauging the concentration levels of total mercury ...
IEEE 802.11 based Medium Access Design for Wireless IoT-Blockchain Networks
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Qatar University Press
, 2020 , Poster)
Communication is a very basic essence of the blockchain network and must be carefully planned while integrating with IoT, where an extremely large number of devices are interconnected. In this work, blockchain nodes are ...
Perceptions of Who is in the Healthcare Team? A Content Analysis of Social Media Posts during COVID-19 Pandemic
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Qatar University Press
, 2020 , Poster)
Social media posts can be used to explore public perceptions of interprofessional teams and healthcare professionals. The aim of this study was to use social listening technique to explore unfiltered public perceptions of ...
مصداقية وفاعلية الاتصال الرقمي أثناء الازمات دراسة تطبيقية على جائحة كورونا في قطر
(
Qatar University Press
, 2021 , Poster)
"تزداد الحاجة للاتصال أثناء الازمات خاصة الأزمات الجديدة، وهو ما ينطبق على جائحة كورونا التي تعد مثالًا واختبارًا واضحًا لطبيعة ودور الإعلام الرقمي سواء كان في المواقع الإلكترونية، أو في منصات التواصل الاجتماعي، أو التطبيقات ...