تصفح حسب العنوان
السجلات المعروضة 2462 -- 2481 من 49176
-
An overview of pedestrian signal setting and implementation in the State of Qatar
( Elsevier B.V. , 2017 , Conference Paper)Pedestrian signal control is a main influencing factor on the Level of Service of crossing facilities and on the safety performance considering conflicts with vehicles. In signal design, pedestrian clearance time is a key ... -
An Overview of Solid Waste Management and Plastic Recycling in Qatar
(2012 , Article)Municipal solid waste management (MSWM) constitutes one of the most crucial health and environmental problems facing authorities in the Arabian Gulf. Recent literature on current solid waste management (SWM) in Qatar has ... -
An overview on trace CO2 removal by advanced physisorbent materials
( Academic Press , 2020 , Article)This review paper focuses on various gas processing technologies and materials that efficiently capture trace levels of carbon dioxide (CO2). Fundamental separation mechanisms such as absorption, adsorption, and distillation ... -
An unbalanced ranked-set sampling method to get more than one sample from each set
( American Association for Public Opinion Research , 2018 , Article)In ranked-set sampling, the restriction of selecting just one individual from each set may require too many sets. We propose a new version of ranked-set sampling that relaxes this restriction. Our new design uses stratified ... -
An updated overview of cyanidins for chemoprevention and cancer therapy
( Elsevier , 2023 , Article Review)Anthocyanins are colored polyphenolic compounds that belong to the flavonoids family and are largely present in many vegetables and fruits. They have been used in traditional medicine in many cultures for a long time. The ... -
An updated review on boron removal from water through adsorption processes
( Springer Nature , 2021 , Article)Boron is an essential micronutrient that has raised much interest, given the narrow balance between its necessity and toxicity. Both natural and anthropogenic emissions of boron into water sources can eventually deteriorate ... -
Anaerobic and aerobic contributions to repeated supramaximal cycling exercises and their adaptation to high-intensity interval training in obese perimenopausal and postmenopausal women
( Wolters Kluwer Health , 2024 , Article)Objective This study investigated the anaerobic and aerobic contributions to total energy release during repeated supramaximal cycling exercises (SCE) and their adaptation in response to 6 weeks of high-intensity interval ... -
Anaerobic Digestion of Olive MillWastewater and Process Derivatives—Biomethane Potential, Operation of a Continuous Fixed Bed Digester, and Germination Index
( MDPI , 2023 , Article)Olive mill wastewater (OMW) management is an economic and environmental challenge for olive oil-producing countries. The recovery of components with high added value, such as antioxidants, is a highly researched approach ... -
Analysing Political Speeches: Rhetoric, Discourse and Metaphor
( Routledge , 2016 , Book Review)Analysing Political Speeches: Rhetoric, Discourse and Metaphor. Jonathan Charteris-Black. Basingstoke: Palgrave Macmillan, 2014. 274 pages, $39.27 (Paperback), ISBN 978-0-23-027439-6 -
Analysing the barriers to corporate social responsibility in supply chains: An interpretive structural modelling approach
( Taylor and Francis Ltd. , 2010 , Article)The purpose of this paper is to identify barriers to corporate social responsibility (CSR) in supply chains and understand their mutual relationships. Interpretive structural modelling was applied to present a hierarchy- ... -
Analysis and Assessment of Modular Multilevel Converter Internal Control Schemes
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Adoption of distributed submodule (SM) capacitors in a modular multilevel converter (MMC) necessitates complex controllers to ensure the stability of its internal dynamics. This paper presents comprehensive analysis and ... -
Analysis and calibration of empirical relationships for estimating evapotranspiration in Qatar: Case study
( American Society of Civil Engineers (ASCE) , 2017 , Article)Knowledge of evapotranspiration (ETo), which is the process of water loss from vegetated soils due to evaporation and transpiration, is important in real-time irrigation management and water-resource allocation, particularly ... -
Analysis and experimental verification of three-coil inductive resonant coupled wireless power transfer system
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In this paper, the basic principle of Wireless Power Transfer (WPT) based on resonance in magnetically coupled coils is described with detailed theoretical analysis of concepts. A novel approach of WPT is proposed using ... -
Analysis and feasibility of integrating a new and novel hybrid solar chimney power plant with a traditional electrical grid
( John Wiley and Sons Ltd , 2022 , Article)This work evaluates the impact of integrating a hybrid solar chimney power plant (HSCPPS) into a medium voltage distribution grid in the Safawi area, Jordan. The HSCPPS can operate as a traditional solar chimney power plant ... -
Analysis and implementation of a new asymmetric double H-bridge multilevel inverter
( John Wiley and Sons Ltd , 2021 , Article)Multilevel inverters (MLI) have become an integral component in many industrial applications including drive systems and distributed generation grid integrated systems. Efficient and cost-effective MLI topologies are ... -
Analysis and optimization of concentrated solar power plant for application in arid climate
( John Wiley and Sons Ltd , 2021 , Article)In this research study, the concentrated solar power (CSP) technology is reviewed for designing and optimizing a CSP tower plant for arid climate regions such as Qatar. A database for all CSP projects around the world is ... -
Analysis and quality of service evaluation of a fast charging station for electric vehicles
( Elsevier Ltd , 2016 , Article)Electrification of transportation is considered as one of the most promising ways to mitigate climate change and reduce national security risks from oil and gasoline imports. Fast charging stations that provide high quality ... -
Analysis of a Cell-based Call Admission Control Scheme for QoS Support in Multimedia Wireless Networks
( IEEE , 2007 , Conference Paper)Next generation wireless communication systems target to provide guaranteed quality of service (QoS) for multimedia applications. In this paper, a multiple-threshold bandwidth reservation scheme combined with a call admission ... -
Analysis of A Screen Type Solar Air Collector Without Transparent Cover
( Qatar University , 1989 , Article)The performance of a screen type solar air collector of different uniform mesh sizes and without a glass cover is investigated theoretically. Formulation of simultaneous radiation and convection heat transfer for a semi-steady ... -
Analysis of a solar PV/battery/DG set-based hybrid system for a typical telecom load: a case study
( Taylor and Francis Ltd. , 2017 , Article)This paper analyses the technical and economic feasibility of using a hybrid renewable energy source for a typical telecom load in the state of Qatar. The hybrid system considered in this work consists of a solar photovoltaic ...
