Browsing Research Units by Title
Now showing items 3285-3304 of 4870
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Precise fabrication of porous one-dimensional gC3N4 nanotubes doped with Pd and Cu atoms for efficient CO oxidation and CO2 reduction
( Elsevier B.V. , 2019 , Article)Rational design of graphitic carbon nitride nanostructures (gC3N4) is vital for various catalytic applications. Herein, we synthesized porous gC3N4 nanotubes (gC3N4NTs) doped with Pd and Cu (Pd/Cu/gC3N4NTs) via the consecutive ... -
Predicting carbonate formation permeability using machine learning
( Elsevier B.V. , 2020 , Article)It is imperative to characterize the formation permeability to simulate the flow behavior at subsurface conditions. An accurate characterization at the core scale is possible when large samples are available, but often ... -
Predicting litter decomposition rate for temperate forest tree species by the relative contribution of green leaf and litter traits in the Indian Himalayas region
( Elsevier , 2020 , Article)We examined eight green leaf traits (leaf area, specific leaf area, leaf dry matter, leaf water content, leaf carbon, nitrogen, phosphorous, and chlorophyll) and eight litter traits (cellulose, lignin, litter carbon, ... -
Prediction of critical total drawdown in sand production from gas wells: Machine learning approach
( John Wiley and Sons Inc , 2023 , Article)Sand production is a critical issue in petroleum wells. The critical total drawdown (CTD) is an essential indicator of the onset of sand production. Although some models are available for CTD prediction, most of them are ... -
Prediction of infarction volume and infarction growth rate in acute ischemic stroke
( Nature Publishing Group , 2017 , Article)The prediction of infarction volume after stroke onset depends on the shape of the growth dynamics of the infarction. To understand growth patterns that predict lesion volume changes, we studied currently available models ... -
Prediction of performance and emission characteristics of diesel engine fuelled with waste biomass pyrolysis oil using response surface methodology
( Elsevier Ltd , 2019 , Article)Advanced third generation biofuels like pyrolysis oil generated from waste biomass paves way for a cleaner and sustainable environment. An experimental-cum-statistical analysis was performed with the aim of determining the ... -
Prediction of the mechanical properties of copper powder-filled low-density polyethylene composites. A comparison between the ANN and theoretical models
( Begell House , 2015 , Article)In the present study, the mechanical properties of copper (Cu) powder-filled low-density polyethylene (LDPE) composites are predicted by using artificial neural networks (ANNs) as a function of the filler concentration. ... -
Prediction of Traffic Conflicts at Signalized Intersections using SSAM
( Elsevier , 2018 , Article)The use of microsimulation to model the vehicles movement and pedestrian movements within a traffic network is widely undertaken to test and evaluate operational performance of a traffic network under different traffic ... -
The predictive ability of stock market factors
( Emerald Publishing Limited , 2022 , Article)Purpose: This paper aims to ask whether a range of stock market factors contain information that is useful to investors by generating a trading rule based on one-step-ahead forecasts from rolling and recursive regressions. ... -
Predictive Biomarkers of Intensive Care Unit and Mechanical Ventilation Duration in Critically-Ill Coronavirus Disease 2019 Patients.
( Frontiers Media , 2021 , Article)Detection of early metabolic changes in critically-ill coronavirus disease 2019 (COVID-19) patients under invasive mechanical ventilation (IMV) at the intensive care unit (ICU) could predict recovery patterns and help in ... -
Predictors of job performance in Qatar labor market: a micro-level model
( Emerald , 2021 , Article)Purpose: The purpose of this paper is to address the factors influencing the performance and productivity of Qatari citizens in organizational settings, with specific aims to maintain a high-quality performance standard ... -
Predictors of Parental Involvement in Their Child's Education in Qatar
( International Journal of Early Childhood Learning , 2022 , Article)Research indicates that parental involvement provides numerous benefits that increase students' academic performance. Therefore, it is important to understand why some parents are involved in their children's education and ... -
Predictors of parental use of private tutoring in Qatar
( Common Ground Research Networks , 2020 , Article)The aim of this study was to identify the factors likely to influence parents' desire to use a private tutor for their children in the State of Qatar. Drawing on insights from the relevant literature, a survey questionnaire ... -
Preface
( Springer International Publishing , 2019 , Other)Since its foundation in 2018, Emergent Materials aimed to focus on evolving techniques/technologies for advanced materials in a wide variety of fields such as polymer science, composites, electronics, membranes, and ... -
Preface
( Springer Nature , 2022 , Other)A path for creating an advanced society is being paved with nanotechnology, which is a transformational path for Industry 4.0. It contributes benefits in many important domains, including medicine, energy, environmental ... -
Preface
( Institute of Physics , 2022 , Other)2022 2nd International Conference on Electron Devices and Applications was held virtually during May 13-15, 2022 via Zoom platform due to the pandemic of COVID-19. With a satisfactory ending of ICEDA 2021, ICEDA 2022 has ... -
Preface : Polymer Nanocomposites Containing Graphene Preparation, Properties, and Applications
( Elsevier , 2021 , Other)Nowadays, graphene-polymer composites are of great interest because of its practical application point of views. Hence, in this book, a discussion has been made on the different properties and applications of polymer-graphene ... -
Preface on "Nanomaterials for Energy Conversion and Storage Systems"
( Springer Nature , 2021 , Article)[No abstract available] -
Preface: Proceedings of the International Conference on Advanced Materials (ICAM2019)
( American Institute of Physics Inc. , 2019 , Article)[No abstract available] -
Preliminary Investigation of Heavy Metals in Deposited Dust on Roadside Sidr Leaves
( Qatar University Press , 2021 , Poster)Urban pollution has different forms; one of them is air pollution by natural sources such as dust storms or by anthropogenic sources such as traffic, whereas both are considered among the most risky environmental problems ...