Browsing Qatar University Institutional Repository by Title
Now showing items 13192-13211 of 27858
-
Limits and possible solutions in quantum dot organic solar cells
( Elsevier Ltd , 2018 , Article Review)In this review article, we present recent advancements in the field of organic photovoltaics (OPV) that have been achieved through the applications of quantum dots (QDs). We describe the leading experimental accomplishments ... -
Lineament Analysis Of Qatar Peninsula Based On Landsat Imagery
( Qatar University , 1990 , Article)Photo-interpretation of Landsat MSS images of Qatar Peninsula reveals several surface lineaments of different types, extentions and trends. Some of these photo-lineaments are of structural nature while others represent ... -
LINEAR AND BAYESIAN ESTIMATION OF THE PARAMETERS OF THE TYPE II GENERALIZED LOGISTIC DISTRIBUTION BASED ON PROGRESSIVELY TYPE II CENSORED DATA
(06-2 , Master Thesis)Generalized distributions have become widely used in applications recently. They are very flexible in data analysis, especially with skewed models that are important and occur frequently in many applications. In particular, ... -
Linear and nonlinear viscoelastic and viscoplastic analysis of asphalt binders with warm mix asphalt additives
( Taylor and Francis Ltd. , 2018 , Article)Warm-Mix Asphalt (WMA) is a widely used product, which proved a contribution to the reduction in asphalt mixing and compaction temperatures. This reduction leads to lower fuel consumption and smoke emission in asphalt ... -
Linear Classifier Approach to Detect Alpha Parietal Modulation for Brain Computer Interface
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)Brain computer interaction (BCI) based on electroencephalographic (EEG) signal helps people who suffering from disability to carry out their daily life. However, the numerus number of researches have done in this field, ... -
Linear dynamics modelling of droplet deformation in a pulsatile electric field
( Institution of Chemical Engineers , 2016 , Article)A linear dynamic model of water droplet deformation in the presence of an electric field has been developed. Analytical solutions of the differential equation of motion are provided with different waveforms as forcing ... -
Linear hydrogen gas sensors based on bimetallic nanoclusters
( Elsevier Ltd , 2016 , Article)This work reports on the fabrication of hydrogen gas sensors based on bimetallic palladium-copper nanoclusters. The nanoclusters were generated by sputtering and inert-gas condensation inside an ultra-high vacuum (UHV) ... -
Linear parameter-varying control of a copolymerization reactor
( Elsevier B.V. , 2015 , Conference Paper)This paper demonstrates the application of the linear parameter-varying (LPV) framework to control a copolymerization reactor. An LPV model representation is first developed for a nonlinear model of the process. The LPV ... -
Linear profile monitoring using EWMA structure under ranked set schemes
( Springer London , 2017 , Article)In many manufacturing processes, study variable is not the only quality characteristic, but there may exist some explanatory variable(s) that are associated with the study variable. This association may be linear or nonlinear ... -
Linear stability analysis of finite length journal bearings in laminar and turbulent regimes
( SAGE Publications Ltd , 2017 , Article)Dynamic coefficients of a finite length journal bearing are numerically calculated under laminar and turbulent regimes based on Ng-Pan-Elrod and Constantinescu models. Linear stability charts of a flexible rotor supported ... -
Linear Synchronous Reluctance Motor - A Comprehensive Review
( Springer Verlag , 2018 , Conference Paper)Linear synchronous reluctance motors (LSRELMs) are becoming an attractive alternative for linear induction motors (LIMs), linear synchronous motors (LSMs), and linear switched reluctance motors (LSRMs). This paper reviews ... -
Linearization of third-order ordinary differential equations u'''=f(x,u,u',u') via point transformations
( John Wiley and Sons Ltd , 2018 , Article)The linearization problem for scalar third-order ordinary differential equations via point transformations was solved partially in the works of Al-Dweik et al by the use of the Cartan equivalence method. In order to solve ... -
LingoSnacks: M-Learning platform for language learning
( IEEE , 2012 , Conference Paper)This paper reports the experience of designing and developing a multimedia m-Learning platform (named LingoSnacks) for interactive learning of Arabic spelling and vocabulary. It uses interactive game-like delivery methods ... -
Linguistics, Pure and applied
( Qatar University , 1979 , Article) -
Linkages between big data analytics, circular economy, sustainable supply chain flexibility, and sustainable performance in manufacturing firms
( Taylor & Francis , 2021 , Article)The digital supply chains enabled by Big Data Analytics (BDA) capabilities have become a business significance to develop a competitive and sustainable supply chain. The implementation of BDA for sustainable supply chains ... -
The linkages between person-organization spirituality fit and workers’ psychological well-being
( Taylor & Francis , 2020 , Article)There is a lack of guidance in the existing literature on the link between spirituality and psychology in the workplace. The present study seeks to emphasize the theoretical importance that workplace spirituality may ... -
Linkages between poverty and food insecurity in Pakistan: Evidence from urban and rural households in Peshawar
( PROFESSIONAL MEDICAL PUBLICATIONS , 2023 , Article)Objective: To assess household poverty, sanitation and hygiene practices, and food security in both urban and rural settlements of district Peshawar. Methods: We conducted this cross-sectional study from March 2019 to ... -
Linking assessment to real life practice – comparing work based assessments and objective structured clinical examinations using mystery shopping
( Springer Nature , 2023 , Article)Objective Structured Clinical Examinations (OSCEs) and Work Based Assessments (WBAs) are the mainstays of assessing clinical competency in health professions’ education. Underpinned by the extrapolation inference in Kane’s ... -
Linking depositional environments and diagenetic processes to porosity evolution and destruction in the Arab Formation reservoirs, Offshore oilfields of Qatar
( Qatar University Press , 2020 , Poster)Introduction: The Jurassic Arab Formation is the main oil reservoir in Qatar. The Formation consists of a succession of limestone, dolomite, and anhydrite. Materials and Methods: A multi-proxy approach has been used to ... -
Linking Soil Chemical Parameters and Arbuscular Mycorrhizal Fungal Communities in Qatar
(2020 , Master Thesis)Much of Qatar’s habitats are characterized by a hyper-arid climate, low rainfall and scarce soil nutrients; all of which combine to create a stress-induced environment for fungal development. Agricultural productivity ...