Browsing Academic by Title
Now showing items 6356-6375 of 25460
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Doha Metro System in the State of Qatar: The Metamorphosis of Al Sadd District
( Scholars Middle East Publishers , 2018 , Article)The State of Qatar has been undergoing radical transformation, coordinated by the national development planning strategy, to realise the aims of Qatar National Vision 2030 (QNV-2030). Efforts towards sustainable urban ... -
Doing interprofessional research in the COVID-19 era: a discussion paper
( Taylor and Francis Ltd. , 2020 , Article)The COVID-19 pandemic, and ensuing physical distancing measures, poses challenges for researchers in the field of interprofessional care. Pandemic management has highlighted the centrality of interprofessional working to ... -
Dolomite: Perspectives on a perplexing mineral
( research qate , 2009 , Other)Dolomite is a metastable mineral that can precipitate directly from solutions containing magnesium, calcium and carbonate to form cement or unlithified sediment. It can be categorized into two classes such as penecontemporaneous ... -
Domain Specific Transformers-Based Prioritization of Readmission for Patients in Healthcare
(2024 , Master Thesis)Hospital re-admissions are not only resource-intensive but also a key indicator of healthcare quality. Therefore, there is a critical need to enhance the efficiency of healthcare systems by accurately identifying patients ... -
Domains of Living and key demographics: Their impact on luxury consumption behavior of affluent Qataris
( Emerald Group Publishing Ltd. , 2019 , Article)Purpose: The purpose of this paper is to investigate the impact of key demographics (i.e. gender, age, education and income) on the rich Muslim consumers Domains of Living (DoL). DoL were broken down into being, belonging ... -
Domains of privacy and hospitality in Arab Gulf homes
( Emerald Publishing , 2011 , Article)Purpose: The purpose of this paper is to report findings of an ethnographic study of homes in the Arab Gulf country of Qatar. The authors' analysis and contribution focuses on resolving the tension between privacy and ... -
Dominance Value And Community Production Of Desert Arthropoda In Qatar
( Qatar University , 1999 , Article)Diurnal sampling of epigeal Arthropoda from different desert habitats in Qatar was carried out at the end of the summer season (October) and in spring (April) of 1995, 1996 and 1997. Dominance values of the species collected ... -
Donating Time or Money? The Effects of Religiosity and Social Capital on Civic Engagement in Qatar
( Springer Netherlands , 2018 , Article)Few studies have examined the role of religiosity and social capital on civic engagement in the context of a Muslim country. In this paper, we explore the impact of religiosity and social capital on charitable donations ... -
Dopant-free hole-transporting materials for stable and efficient perovskite solar cells
( Wiley-VCH Verlag , 2017 , Article)Molecularly engineered novel dopant-free hole-transporting materials for perovskite solar cells (PSCs) combined with mixed-perovskite (FAPbI3)0.85(MAPbBr3)0.15 (MA: CH3NH3+, FA: NH=CHNH3+) that exhibit an excellent power ... -
Doped conductive polymers and single-walled carbon nanotubes as charge storage devices
( Institute of Physics Publishing , 2018 , Article)Single-walled carbon nanotubes (SWCNTs), introduced as nano-fillers, were used as charge storage elements. Organic semiconducting polymers were produced by doping organic plasticizers with nonconductive polymers. The ... -
Doping amino acids with classical gas hydrate inhibitors to facilitate the hydrate inhibition effect at low dosages
( Blackwell Publishing Ltd , 2020 , Article)The formation of gas hydrates in offshore subsea lines is a major flow assurance concern for the oil and gas industry. In this work, the thermodynamic hydrate inhibition (THI) effect of doping amino acids (AA) such as ... -
Doping of Large Ionization Potential Indenopyrazine Polymers via Lewis Acid Complexation with Tris(pentafluorophenyl)borane: A Simple Method for Improving the Performance of Organic Thin-Film Transistors
( American Chemical Society , 2016 , Article)Molecular doping, under certain circumstances, can be used to improve the charge transport in organic semiconductors through the introduction of excess charge carriers which can in turn negate unwanted trap states often ... -
Doppler compensation for AF two way relaying over time varying UWA channels
( IEEE , 2014 , Conference Paper)In this paper, we consider Doppler compensation for time varying underwater acoustic channels. The underlying system model comprises two sources, S1 and S2, communicating with each other through a relay, R. The transmission ... -
Doppler compensation for D-STBC coded time-varying underwater acoustic channels
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In this paper we investigate the performance of distributed space-time block coding (D-STBC) orthogonal frequency division multiplexing (OFDM) over underwater acoustic (UWA) channels. In particular, we consider a relaying ... -
Dosage Optimization of Polypropylene Fiber for Strength Enhancement of Cementitious Composites
( Qatar Univesrity Press , 2020 , Conference Paper)"Concrete is the most commonly used materials for construction in Qatar as well as in the world. Exposure to sever environmental conditions causes physical deterioration of concrete structures and significantly affect ... -
Dose of Bicarbonate to Maintain Plasma pH During Maximal Ergometer Rowing and Consequence for Plasma Volume
( Frontiers Media S.A. , 2022 , Article)Rowing performance may be enhanced by attenuated metabolic acidosis following bicarbonate (BIC) supplementation. This study evaluated the dose of BIC needed to eliminate the decrease in plasma pH during maximal ergometer ... -
Double EWMA-Based Polynomial Quality Profiles Monitoring
( Wiley , 2016 , Conference Paper)Profile monitoring is useful whenever the quality is described by a relationship between a response and one or more of explanatory variables. It is conventional to refer to this relationship as Quality Profile. Despite the ... -
Double layered polymeric coatings for corrosion protection of steel
( 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 ... -
Double stage converter with low current stress for low to high voltage conversion in nanogrid
( Elsevier Ltd , 2021 , Article)A low to high voltage conversion technique has been proposed in this paper using double stages of switched inductors for nanogrid applications. The proposed converter topology utilizes fewer components, achieves high voltage ... -
Double switch two leg high gain boost converter for renewable energy applications in a DC microgrid
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The voltage output at the terminals of a DC generating source such as Photovoltaic and Fuel cells is not enough to be integrated with the DC bus of a microgrid. Therefore, an efficient DC-DC converter is demanded for ...