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Now showing items 14959-14978 of 49308
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Lithium loaded coal fly ash as sustainable and effective catalyst for the synthesis of glycerol carbonate from glycerol
( Elsevier Ltd , 2021 , Article)Coal fly ash (CFA) has been employed as a catalytic support for lithium ions by impregnation. The basicity, basic strength, and stability of the resultant catalyst were further tuned by varying active species concentration ... -
LITHIUM RECOVERY FROM LIQUID SOURCES USING A SPENT LI-ION BATTERY (SLIB) MATERIALS-BASED MEMBRANE CAPACITIVE DEIONIZATION (MCDI)
(2024 , Master Thesis)The increasing demand for lithium (Li) as a crucial raw material in various industries requires efficient recovery methods and a circular economy approach. This study investigates a fast, environmentally friendly technique ... -
Litho-structural mapping and structural evolution of the Bocaranga pluton, northwest Adamawa-Yadé domain, Central African Republic
( Elsevier , 2023 , Article)The Bocaranga pluton, in the northern domain of the Central African Orogenic Belt (CAOB) in the Central African Republic (CAR), is located in the Adamawa-Yadé domain, near the Mbéré Shear Zone (MBSZ). This study provides ... -
Lithofacies and depositional environments Of the lower jurassic sediments In central Saudi Arabia
( Qatar University , 1999 , Article)The lithofacies, microfacies and sedimentary environments of the surface Lower. Jurassic sediments in central Saudi Arabia are studied. The Lower Jurassic is represented by the marine clastic Marrat Frormation which is ... -
Lithologic Characterization and Micropore Structures of Gas Shale Strata: An example from the Midra Shale of Western Qatar
( Qatar University Press , 2021 , Poster)Gas shale is the future hydrocarbon reservoir of Qatar. The Qatari geologic section has had important successions of gas shale at different geologic times including the Eocene Midra shale, the Cretaceous Ratawi and Nahr ... -
Lithology, mineral assemblages and microbial fingerprints of the evaporite-carbonate sediments of the coastal sabkha of Abu Dhabi and their extraterrestrial implications
( cambridge university press , 2010 , Article)Deep-core and surface samples collected from the coastal sabkha of Abu Dhabi were subjected to a multi-proxy study, including petrographic, geochemical and spectroscopic analyses. The sediments studied are composed of ... -
Litter decomposition above the treeline in alpine regions: A mini review
( Elsevier , 2021 , Article)Litter decomposition is a key driver of ecosystem processes and carbon cycling. Decomposition rate is influenced by numerous factors, such as temperature, humidity, litter properties, soil properties, and properties of ... -
Livability and Social Capital in West Bay, The New Business Precinct of Doha
( OMICS International , 2015 , Article)Scholars argue that there is a mutual relationship between built environment, social interactions (and/or socialcapital) and livability: the form of the built environment contributes to the construction of social capital ... -
Livability and Social Capital in West Bay, The New Business Precinct of Doha
( OMICS International , 2015 , Article)Scholars argue that there is a mutual relationship between built environment, social interactions (and/or social capital) and livability: the form of the built environment contributes to the construction of social capital ... -
Livability and Urban Quality of the Souq Waqif in Doha (State of Qatar)
( Scholars Middle East Publishers , 2018 , Article)Doha, the capital city of the State of Qatar, has undergone rapid economic growth and urbanization over the past 20 years. In contrast with developed countries, where sustainable development has been implemented on a ... -
Livability of High-Rise Districts - Case Study of West Bay in Doha
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Doha, the capital of the state of Qatar, is a small Gulf city that grew as a port settlement on pearling and fishing activities. Since the mid-seventies, Doha has begun the process of accelerated growth based on the rising ... -
Live migration of virtual machine memory content in networked systems
( Elsevier , 2022 , Article Review)Enterprises are increasingly outsourcing their computing needs to cloud computing. This dependency on cloud services requires uninterrupted and high availability of services. However, achieving the availability of services ... -
The Lived Experience of Parent Caregivers of Adolescents with Mental Illness: A Phenomenological Study
( Shiraz University of Medical Sciences , 2024 , Article)Background: The challenges faced by parents of adolescents with mental disorders are profound and multifaceted. Therefore, this study aimed to explore the lived experiences and concerns of parents of adolescents with mental ... -
The lived experiences of frontline nurses during the coronavirus disease 2019 (COVID-19) pandemic in Qatar: A qualitative study
( Wiley , 2021 , Article)This study aims to explore the lived experiences of frontline nurses providing nursing care for COVID-19 patients in Qatar. Qualitative, Phenomenological. Nurses were recruited from a designated COVID-19 facility using ... -
Lives of Dickens
( Qatar University , 1984 , Article) -
Livestock Practices: Traditional Animal Holdings Classification in Qatar 2020 Towards Sustainable Food Security
( ASSOC ADVANCEMENT ZOOLOGY , AZADANAGAR COLONY RUSTAMPUR, GORAKHPUR, INDIA , 2023 , Article)Background: Traditional animal holdings (TAH) in Qatar face many managerial challenges, such as inadequate usage of land capacity, low levels of animal productivity and low economic returns. The top priority of the Ministry ... -
Load shedding and forecasting in distribution systems with PV-based distributed generation and electric vehicles
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)The aim of the paper is to investigate the load shedding and forecasting in distribution networks with PV-based Distributed Generation (DG) and Plug-in Electric Vehicles (PEVs). Advancement in technology, especially in the ... -
A load-adaptive fair access protocol for MAC in underwater acoustic sensor networks
( Academic Press , 2021 , Article)To address time unfairness access problems in the dynamic channel, an underwater adaptive contention window (CW) adjustment backoff algorithm (QL-UACW) based on Q-learning is presented in this paper. That algorithm employs ... -
Loaded plyometrics and short sprints with change-of-direction training enhance jumping, sprinting, agility, and balance performance of male soccer players
( MDPI AG , 2021 , Article)This project investigated effects of 8 weeks of biweekly loaded combined plyometric and short sprint with change-of-direction training an in-season regimen of young soccer players. An experimental (n = 17, age: 16.5 ± 0.5 ...