Browsing Faculty Contributions by Title
Now showing items 4236-4255 of 17021
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Density-Functional Theory Investigation of Barite Scale Inhibition Using Phosphonate and Carboxyl-Based Inhibitors
( American Chemical Society , 2020 , Article)Scale deposition is a critical issue in oil and gas exploration and production processes, causing significant blocking in tubing and consequently flow assurance and economic losses. Most studies addressing the scale formation ... -
Dental caries detection using a semi-supervised learning approach
( Nature Research , 2023 , Article)Early diagnosis of dental caries progression can prevent invasive treatment and enable preventive treatment. In this regard, dental radiography is a widely used tool to capture dental visuals that are used for the detection ... -
Dental floss ties for rubber dam isolation: A proposed classification and a new technique.
( Wiley , 2022 , Article)Rubber dam (RD) application has become an essential part of restorative dentistry. In late 2019, dentistry faced a new challenge with the COVID-19 pandemic and therefore, the implementation of extra isolation methods became ... -
Dental implant placement with immersive technologies: A preliminary clinical report of augmented and mixed reality applications
( Elsevier , 2024 , Report)A preliminary clinical report of implant placements with 2 immersive reality technologies is described: augmented reality with head mounted display and mixed reality with a tablet PC. Both immersive realities are promising ... -
Dental students' self-reported confidence level in restorative crown and bridge procedures: A UK quantitative study
( Wiley , 2022 , Article)Introduction: Graduating confident students who can flourish and develop in their future career is an important outcome of dental education. The aim of the study was to gain an insight into students' self-reported level ... -
Dentistry in a multicultural society: the impact of animal-based products on person-centred care
( British Dental Association , 2022 , Article)Cultural competence of healthcare professionals requires a combination of awareness, knowledge and skills to provide healthcare services to culturally and lingually diverse populations. The aim of this paper is to raise ... -
Deoxygenation of pyrolysis vapour derived from durian shell using catalysts prepared from industrial wastes rich in Ca, Fe, Si and Al
( Elsevier B.V. , 2020 , Article)Catalysts prepared from industrial wastes rich in Fe, Ca, Si, and Al were used in catalytic upgrading of pyrolysis vapour derived from durian shell and their effect on product yield and properties were compared. With same ... -
Deploying partial least squares to investigate the influence of managerial assumptions on corporate social responsibility in the hotel industry
( Emerald Group Publishing Ltd. , 2018 , Article)Purpose: This paper aims to investigate the interplay between managerial assumptions and institutional corporate social responsibility, and determines how such fit affects performance. Design/methodology/approach: The ... -
Depression in patients with spinal injury in Qatar: a mixed-methods study
( Qatar University Press , 2021 , Poster)Background: There is a high prevalence of depression in people with spinal injury. It has a major negative influence on health and performance of daily living activities following the injury. Social support plays an important ... -
Deregulation of cell growth and apoptosis in UV-induced melanomagenesis
( Frontiers in Bioscience , 2020 , Article Review)We have previously characterized the role of p16/Rb in coordinating the early events in UVB-irradiated skin. As an extension to this work, normal melanocytes and mutant p16-inducible melanoma cell models were employed to ... -
Derivation of a new Merton's optimal problem presented by fractional stochastic stock price and its applications
( Elsevier Ltd , 2017 , Article)In this article, a new model of Merton's optimal problem is derived. This derivation is based on stock price presented by fractional order stochastic differential equation. An extension of Hamilton-Jacobi-Bellman is used ... -
Derivative based inertia emulation of interconnected systems considering phase-locked loop dynamics
( IEEE Computer Society , 2016 , Conference Paper)Recent trend of research is oriented in different methods of emulating the inertia to increase the sustainability of the system. In the case of dynamic performance of power systems especially in frequency control of ... -
Derivative-driven window-based regression method for gas turbine performance prognostics
( Elsevier Ltd , 2017 , Article)The domination of gas turbines in the energy arena is facing many challenges from environmental regulations and the plethora of renewable energy sources. The gas turbine has to operate under demand-driven modes and its ... -
Deriving consistent pairwise comparison matrices in decision making methodologies based on linear programming method
( IOS Press , 2014 , Article)Pairwise comparison matrix (PCM) with crisp or fuzzy elements should satisfy consistency requirements when it is used in analytic hierarchy process (AHP) or in fuzzy AHP methodologies. An algorithm has been presented to ... -
Desalination using ambient air: simulation and energy optimization
( Elsevier B.V. , 2004 , Article)This work applies to process design, simulation, analysis, and optimization to minimize the energy requirements for producing desalinated water using ambient air (humidification and dehumidification process). The only ... -
Describing student performance: a comparison among clinical preceptors across cultural contexts
( Blackwell Publishing Ltd , 2017 , Article)Context: Health professional student evaluation during experiential training is notably subjective and assessor judgements may be affected by socio-cultural influences. Objectives: This study sought to explore how clinical ... -
A description of medication errors reported by pharmacists in a neonatal intensive care unit
( Springer , 2017 , Article)© 2016, Springer International Publishing. Background Patients in the Neonatal Intensive Care Unit (NICU) are at an increased risk for medication errors. Objective The objective of this study is to describe the nature and ... -
Description of PTPRG genetic variants identified in a cohort of Chronic Myeloid Leukemia patients and their ability to influence response to Tyrosine kinase Inhibitors
( Elsevier , 2022 , Article)Tyrosine kinase inhibitors (TKIs) have remarkably transformed Ph+ chronic myeloid leukemia (CML) management; however, TKI resistance remains a major clinical challenge. Mutations in BCR-ABL1 are well studied but fail to ... -
Descriptive epidemiology of intestinal helminth parasites from stray cat populations in Qatar
( Cambridge University Press , 2008 , Article)A total of 488 stray cats, 212 adult and 29 juvenile females plus 235 adult and 12 juvenile males, were examined post-mortem during the winter and summer months of 2006 from five sites in the vicinity of Doha and its ... -
A Descriptive Framework for the Field of Knowledge Management
( Springer , 2020 , Article)Despite the extensive evolution of knowledge management (KM), the field lacks an integrated description. This situation leads to difficulties in research, teaching, and learning. To bridge this gap, this study surveys ...