Browsing Academic by Title
Now showing items 23058-23077 of 27412
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Upgrading Calcium Bentonite to Sodium Bentonite Using Seawater and Soda Ash
( American Chemical Society , 2019 , Article)In this paper, a new method is introduced to produce sodium bentonite by treating calcium bentonite using seawater to eliminate the use of freshwater and reduces the amount of soda ash required for the treatment, which ... -
Upgrading Existing Infrastructures - The Case Study of Industrial IC Bridge
( Qatar University Press , 2023 , Conference Paper)Doha, the capital of Qatar, has been facing phenomenal growth of vehicular traffic owing to rapid development which has resulted in traffic congestion causing significant rise in travelling time in some areas. To mitigate ... -
UPLC-HRESI-MS and GC-MS analysis of the leaves of Nicotiana glauca
( Hrvatsko Farmaceutsko Drustvo/Croatian Pharmaceutical Society , 2022 , Article)The alkaloid-rich fraction obtained by fractionation of the crude methanolic extract of the leaves of wild tobacco tree Nicotiana glauca Graham (Solanaceae) was analyzed using UPLC-MS and GC-MS. Anabasine, a piperidine ... -
Uplink Cluster-Based Radio Resource Scheduling for HetNet mMTC Scenarios
( Institution of Engineering and Technology , 2022 , Conference Paper)Current telecommunication networks face a surge in the number of connected Machine-type Communication (MTC) devices, creating an unprecedented disproportionate demand for existing resources, especially when working with a ... -
Upper airway dimensions and the skeletal parameters in orthodontic patients who developed moderate-severe COVID-19 symptoms during the pandemic
( Wroclaw Medical University Press , 2023 , Article)BACKGROUND: Large airway dimensions are associated with a rapid decline in the lung function and a higher risk of hospitalization. Therefore, the airway dimensions of healthy subjects who tested positive for coronavirus ... -
An upper bound of the basis number of the semi-strong product of cycles with bipartite graphs
( The Korean Mathematical Society , 2007 , Article)An upper bound of the basis number of the semi-strong product of cycles with bipartite graphs is given. Also, an example is presented where the bound is achieved. -
Upper Versus Lower Gastrointestinal Delivery for Transplantation of Fecal Microbiota in Recurrent or Refractory Clostridium difficile Infection: A Collaborative Analysis of Individual Patient Data From 14 Studies
( Wolters Kluwer , 2017 , Article)The aim of this study was to compare upper gastrointestinal (UGI) versus lower gastrointestinal (LGI) delivery routes of fecal microbiota transplantation (FMT) for refractory or recurrent/relapsing Clostridium difficile ... -
Upside-Down Preference in the Forskolin-Induced In Vitro Differentiation of 50B11 Sensory Neurons: A Morphological Investigation by Label-Free Non-Linear Microscopy.
( MDPI , 2023 , Other)In this study, we revealed a peculiar morphological feature of 50B11 nociceptive sensory neurons in in vitro culture related to the forskolin-induced differentiation of these cells growing upside-down on cover glass supports. ... -
Uptake of Reactive Black 5 by pumice and walnut activated carbon: Chemistry and adsorption mechanisms
( Elsevier , 2014 , Article)The potential of using pumice and walnut wood activated carbon as low-cost adsorbents for the removal of the diazo dye Reactive Black 5 (RB5) from aqueous solutions was investigated. The Langmuir isotherm fit to the data ... -
Uptake of Reactive Black 5 by pumice and walnut activated carbon: Chemistry and adsorption mechanisms
( Korean Society of Industrial Engineering Chemistry , 2014 , Article)The potential of using pumice and walnut wood activated carbon as low-cost adsorbents for the removal of the diazo dye Reactive Black 5 (RB5) from aqueous solutions was investigated. The Langmuir isotherm fit to the data ... -
Urban air pollution monitoring system with forecasting models
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)A system for monitoring and forecasting urban air pollution is presented in this paper. The system uses low-cost air-quality monitoring motes that are equipped with an array of gaseous and meteorological sensors. These ... -
Urban and landscape design strategies for flood resilience in Chennai city
(6-20 , Master Thesis)Chennai, the capital city of Tamil Nadu is located in the South East of India and lies at a mere 6.7m above mean sea level. Chennai is in a vulnerable location due to storm surges as well as tropical cyclones that bring ... -
Urban Climate Change Vulnerability, Responses, and Policies in Qatar: An Assessment
( Springer Nature , 2018 , Book chapter)Urban climate change policies are critical for reducing carbon emissions and increasing societal resilience to future risks. This is especially true for the countries of the Gulf Cooperation Council (GCC) which are arid ... -
Urban Design and Livability: The Regeneration of the Corniche in Doha
( Scientific & Academic Publishing , 2016 , Article)The 1940s discovery of oil in Qatar caused a change from fishing and pearling based to a multifaceted economy. Through past few decades Qatar has experienced a rapid growth, which has radically influenced the country’s ... -
The urban fabric of Al Zubarah city: Unveiling an urban regeneration vision for modern urbanism in Qatar
( Henry Stewart Publications , 2018 , Article)The urban fabric of Islamic cities has been shaped by the rules of Sharia, sociocultural and economic factors. After being founded in the 1760s by a Kuwaiti tribe known as Utub, Al Zubarah became a flourishing pearl fishing ... -
URBAN FORM AND MOBILITY ANALYSIS IN SUSTAINABLE CITIES: THE CASE OF MARINA DISTRICT, LUSAIL CITY
(06-2 , Master Thesis)Global urbanization has undergone massive developments in finding the right city standards through various concepts. Middle Eastern cities are no farther away in the era of urbanization as the region is experiencing a ... -
Urban Form and Sense of Community: Exploring Catalysts for Community Sustainability within Al-Wakrah Neighborhood in Qatar
( Scientific & Academic Publishing , 2017 , Article)Urban planners seek to create a sense of community by effectively interfacing urban form and community development. In Qatar, community change has become a matter of public concern amid intense development activities. ... -
Urban morphology and microclimate response - Overview and case study
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The aim of this study is to investigate the urban morphological factors that influence urban microclimate and outdoor thermal comfort in hot semi-arid climate. It explores the main features that influence the urban climate ... -
The Urban Morphology of Mshereib, the Heart of Downtown Doha
( Qatar University Press , 2023 , Conference Paper)Doha experienced a remarkable transformation since oil and natural gas exportation began in the mid-twentieth century. Rapid urbanization and globalization ('process of interaction and integration among people, companies, ... -
URBAN PERMEABILITY IN LARGE-SCALE DEVELOPMENTS TO ENHANCE SPATIAL NAVIGATION: THE CASE OF EDUCATION CITY IN QATAR
(2024 , Master Thesis)Many large-scale urban developments in the GCC (Gulf Cooperation Council) were initially built for cars, giving less priority to human scale and their perception of the space around them. Sustainable environmental and ...
