Qatar University Institutional Repository: Recent submissions
Now showing items 1001-1020 of 28761
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OpenFOAM for computational combustion dynamics
( Springer Nature , 2022 , Article)In computational fluid dynamics (CFD), the mathematical description of a physical phenomenon that involves fluid flow, combustion, and chemical reaction is combined with a numerical solution of the problem via the use of ... -
Algorithms for simultaneous block triangularization and block diagonalization of sets of matrices
( AIMS Press , 2023 , Article)In a recent paper, a new method was proposed to find the common invariant subspaces of a set of matrices. This paper investigates the more general problem of putting a set of matrices into block triangular or block-diagonal ... -
Zooplankton abundance and community structure driven by tidal currents in a Mediterranean coastal lagoon (Boughrara, Tunisia, SW Mediterranean Sea)
( Academic Press , 2021 , Article)Lagoons and coastal marine zones are very productive and useful ecosystems, but they are threatened by the effects of global change and anthropogenic pressures. These effects have a negative impact on the zooplankton, ... -
Unfolding jellyfish bloom dynamics along the mediterranean basin by transnational citizen science initiatives
( MDPI AG , 2021 , Article)Science is addressing global societal challenges, and due to limitations in research financing, scientists are turning to the public at large to jointly tackle specific environmental issues. Citizens are therefore increasingly ... -
Acute and chronic toxicity assessments of 17β-estradiol (E2) and 17α-ethinylestradiol (EE2) on the calanoid copepod Acartia clausi: Effects on survival, development, sex-ratio and reproduction
( Elsevier B.V. , 2022 , Article)Estrogens, such as the 17β-estradiol (E2) and the 17α-ethinylestradiol (EE2), have been regarded as a global threat to aquatic ecosystems due to their pseudo-persistence, their high estrogenic activity and their toxicity ... -
Contamination of planktonic food webs in the Mediterranean Sea: Setting the frame for the MERITE-HIPPOCAMPE oceanographic cruise (spring 2019)
( Elsevier Ltd , 2023 , Article)This paper looks at experiential feedback and the technical and scientific challenges tied to the MERITE-HIPPOCAMPE cruise that took place in the Mediterranean Sea in spring 2019. This cruise proposes an innovative approach ... -
MHD effects on nanofluid with energy and hydrothermal behavior between two collateral plates application of new semi analytical technique
( Vinca Inst Nuclear Sci , 2017 , Article)In this study, heat and mass transfer characteristic of unsteady nanofluid flow between parallel plates is investigated. The important effect of Brownian motion and thermophoresis has been included in the model of nanofluid. ... -
History of a disaster: A baseline assessment of the Wakashio oil spill on the coast of Mauritius, Indian Ocean
( Elsevier Ltd , 2022 , Article)Oil spills from tanker ships provide adverse and irreversible impacts of a pollutant over coastal and marine environments. Using Sentinel-1 and 2 satellite images, this baseline paper presents the detection, assessment, ... -
Elemental distributions in the marine sediments off Doha, Qatar: role of urbanisation and coastal dynamics
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)This research investigates the present status and decadal variability of element distributions in the marine sediments off Doha, on the east coast of Qatar. Twenty elements were considered from 11 sediment sampling stations ... -
Regional Environmental Cooperation: The (Lost) Potential for a Sustainable Future in the Arabian/Persian Gulf
( Springer Nature , 2021 , Book chapter)Environmental concerns related to the health of the marine ecosystems, the negative impacts of coastal infrastructure and the deterioration of water quality (e.g., increasing salinity and warming trends of the Gulf waters) ... -
Toward a Circular Economy in the MENA Region: Insights from the Water-Food Nexus
( Springer , 2021 , Book chapter)The water-food nexus in the Middle East and Northern African (MENA) region is characterized by resource depletion, import dependence and environmental degradation. This contribution proposes that consumption awareness and ... -
Conflict resilience of water and energy supply infrastructure: Insights from yemen
( MDPI AG , 2020 , Article)Political instability and conflicts are contemporary problems across the Middle East. They threaten not only basic security, but also infrastructure performance. Supply infrastructure, providing basic services such as water ... -
Entrepreneurial universities and integrated sustainability for the knowledge-based economy: self-perception and some structural challenges in the Gulf region
( Springer Nature , 2024 , Article)Innovation and the promotion of entrepreneurship are requirements of the transition towards knowledge-based economies. Universities are assigned a key role in advancing entrepreneurship through the restructuring of teaching, ... -
Cooperation or competition? State environmental relations and the SDGs agenda in the Gulf Cooperation Council (GCC) region
( Elsevier , 2021 , Article)For around 40 years, the Gulf Cooperation Council (GCC) countries have been developing cooperative frameworks that aim at enhancing security and economic cooperation as well as establishing joint action on common threats ... -
The perils of building big: Desalination sustainability and brine regulation in the Arab Gulf countries
( Elsevier , 2024 , Article)Seawater desalination has become an accessible option for augmenting freshwater supplies worldwide. In the countries of the Gulf Cooperation Council (GCC), it has been practiced for decades as the main source for domestic ... -
Smart cities and communities in the GCC region: from top-down city development to more local approaches
( Frontiers Media S.A. , 2024 , Article)City planners are seeking ways to incorporate human-centric urban projects that combine smart technology, good infrastructure and people's perception as well as their participation. Smart city developments are increasingly ... -
From economic to extrinsic values of sustainable energy: Prestige, neo-rentierism, and geopolitics of the energy transition in the arabian peninsula
( MDPI AG , 2020 , Article)Energy transition in the region of the Gulf Cooperation Countries (GCC) has recently commenced and is now being implemented through large-scale renewable projects, nuclear plants, and energy efficiency measures in the built ... -
From Acceptance Snapshots to the Social Acceptability Process: Structuring Knowledge on Attitudes Towards Water Reuse
( Frontiers Media S.A. , 2021 , Article Review)Water reuse is considered a technologically viable option to meet the increasing demands of the domestic, industrial and agricultural sectors. Alongside challenges such as environmental health, infrastructure and regulations, ... -
Legacies of state-building and political fragility in conflict-ridden Yemen: Understanding civil service change and contemporary challenges
( Cogent OA , 2020 , Article)Constitutional, economic and administrative reforms have generated debates about their unintended consequences in poor and developing countries, and the best way to steer them towards better outcomes. In-depth case study ... -
Rethinking infrastructure rehabilitation: Conflict resilience of urban water and energy supply in the Middle East and South Sudan
( Elsevier , 2021 , Article)Protracted armed conflicts in the Middle East and Africa are heavily impacting the infrastructure of basic services such as water, energy, healthcare, and education. People adapt to these persistent conditions through ...