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السجلات المعروضة 4477 -- 4496 من 49212
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Case Report: Unusual association of gubernacular canal, supernumerary tooth and odontoma with an impacted canine on cone beam computed tomography
( F1000 Research Ltd , 2020 , Article)This report describes a clinical case of asymptomatic compound odontoma in the anterior left side of the maxilla associated with an impacted canine and supernumerary tooth with a gubernacular canal of a 47- year-old female ... -
Case studies on COVID-19 and environment
( Elsevier , 2021 , Book chapter)Coronavirus drastically changes people's travel behavior all over the world. This study aims to investigate the effect of people's adaptive travel behavior on greenhouse gas (GHG) emission in south Asian countries. We ... -
Case Study of Multi-Course Project-Based Learning and Online Assessment in Electrical Engineering Courses during COVID-19 Pandemic
( MDPI , 2022 , Article)Due to the COVID-19 pandemic, there was an urgent need to move to online teaching and develop innovative teaching techniques to ensure that student learning outcomes (SOs) were fulfilled. This paper tries to answer the ... -
Case study of teachers and students perspectives on co-teaching models used in Qatar middle schools.
( Qatar University Press , 2021 , Poster)This research aims to have a substantial glance at the middle schools in Qatar, which adopted co-teaching models, where special education teachers and general education teachers collaborate to teach students in an inclusive ... -
A Case Study Of The Benefits Of The Iot In The Qatari Retail Industry
( Qatar University Press , 2021 , Article)Technological advancements have led to the creation of new paradigms like the Internet of Things (IoT). These technologies are moving the digital space into a period where they will power billions of devices leading to the ... -
A Case Study Of Traffic Characteristics And Proposed Improvement Schemes For An Arterial Road
( Qatar University , 1993 , Article)This case study represents a typical example of surveying and assessing traffic characteristics along a local ring road in Doha City. Expected impacts of possible short-term (5-year) traffic management schemes for two main ... -
Case study to analyze the impact of multi-course project-based learning approach on education for sustainable development
( MDPI , 2020 , Article)This work presents a multi-course project-based learning (MPL) approach implemented using two electrical engineering (EE) interdisciplinary undergraduate courses at Qatar University. Implementing an MPL approach helps in ... -
Case-control design identifies ecological drivers of endemic coral diseases
( Nature Research , 2020 , Article)Endemic disease transmission is an important ecological process that is challenging to study because of low occurrence rates. Here, we investigate the ecological drivers of two coral diseases growth anomalies and tissue ... -
CAT: Credibility Analysis of Arabic Content on Twitter
( Association for Computational Linguistics (ACL) , 2017 , Conference Paper)Data generated on Twitter has become a rich source for various data mining tasks. Those data analysis tasks that are dependent on the tweet semantics, such as sentiment analysis, emotion mining, and rumor detection among ... -
CATALYST SYNTHESIS AND ACTIVITY EVALUATION FOR CO2 CONVERSION USING REVERSE WATER GAS SHIFT REACTION
(2023 , Dissertation)Forward and reverse water-gas shift (WGS/RWGS) reactions play a significant role in the production of hydrogen and the reduction of carbon dioxide, respectively. The efficiency of these reactions can be further enhanced ... -
Catalytic activity of photocharged binary TiO2 and WO3 membrane filters: Effect of Al2O3 interlayer on direct vs. mediated electron transfers
( Elsevier , 2022 , Article)One of the challenges facing the practical application of photocatalysis is the termination of catalytic reactions in the absence of irradiation. This study synthesizes photo-charged TiO2/WO3 (TW) and TiO2/Al2O3/WO3 (TAW) ... -
Catalytic C-H oxidations by nonheme mononuclear Fe(II) complexes of two pentadentate ligands: Evidence for an Fe(IV) oxo intermediate
( Elsevier , 2016 , Article)The oxidation reactions of alkanes with hydrogen peroxide and peracids (peracetic acid (PAA) and m-chloroperoxybenzoic acid (mCPBA)) catalysed by two Fe(II) complexes of pentadentate {N5}-donor ligands have been investigated. ... -
Catalytic CO2 conversion to C1 value-added products: Review on latest catalytic and process developments
( Elsevier , 2023 , Article)With the increase in CO2 emissions in the last decades, CO2 capture and storage and CO2 capture and utilization technologies have been interesting topics in literature and industry. CO2 direct utilization for oil gas ... -
Catalytic decomposition of ethanol over bimetallic NiCo catalysts for carbon nanotube synthesis
( Qatar University Press , 2020 , Poster)In this work we investigate the use of NiCo bimetal/oxide as catalyst for hydrogen production from ethanol, with a focus on the deactivation pattern and the nature of the observed carbon deposition [1, 2]. It is well known ... -
Catalytic Degradation of 4-Ethylpyridine in Water by Heterogeneous Photo-Fenton Process
( MDPI , 2019 , Article)In this work, the degradation of 4-ethylpyridine (4EP) in water by a heterogeneous photo-Fenton process (H2O2/Fe3O4/ultraviolet irradiation (UV)) was investigated. More rapid and effective 4EP degradation was obtained with ... -
Catalytic evaluation of Ni-based nano-catalysts in dry reformation of methane
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Development of a highly efficient, nickel-based nano-catalyst in the carbon dioxide reformation of methane is reported. The alumina supported Ni-based catalyst with a metal loading of 5wt% was prepared via solution combustion ... -
Catalytic evaluation of nickel nanoparticles in methane steam reforming
( Elsevier , 2016 , Article)Development of a highly efficient and coke-resistant, nickel nanoparticles (Ni.NPs) based catalyst in the steam reformation reaction of methane is reported. The catalyst was prepared by dispersing Ni-nanoparticles over ...
