تصفح Research Units حسب العنوان
السجلات المعروضة 2950 -- 2969 من 4693
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Overproduction of poly(3-hydroxybutyrate) by the extremely halophilic archaeon Haloarcula sp. CEJ40-10 using starchy substrate
( Springer Science and Business Media Deutschland GmbH , 2023 , Article)Polyhydroxyalkanoates (PHAs), green alternatives to petroleum-derived plastics, possess desired features that make them preferred for various applications. Poly(3-hydroxybutyrate) (PHB), one of the most known representative ... -
Overproduction of the Bacillus thuringiensis Vip3Aa16 toxin and study of its insecticidal activity against the carob moth Ectomyelois ceratoniae
( Elsevier , 2015 , Article)The vip3Aa16 gene of Bacillus thuringiensis strain BUPM95 was cloned and expressed in Escherichia coli. Optimization of Vip3A16 protein expression was conducted using Plackett–Burman design and response surface methodology. ... -
An overview of brine management: Emerging desalination technologies, life cycle assessment, and metal recovery methodologies
( Elsevier , 2021 , Article Review)This study examines which management methods are the most recent and advanced in managing rejected brine generated from desalination plants. It also provides up-to-date information regarding the most adequate technologies ... -
An overview of heavy metals toxicity in plants, tolerance mechanism, and alleviation through lysine-chelation with micro-nutrients—A novel approach
( Springer , 2022 , Article Review)Abstract: Plants must adapt themselves to the prevailing conditions for their survival, resulting in the acquisition of a wide range of metal tolerance mechanisms. Although many metal elements are essential for the growth ... -
An overview of open government data in developed countries: A comparison study between the state of Qatar & UK
(2019 , Article)Even though the diverse studies that have addressed OGD in many developed countries, there is still a lack in scientific literature about OGD initiatives in developing countries. The problem addressed in this paper is ... -
An overview of the challenges and trade-offs in closing the loop of post-consumer plastic waste (PCPW): Focus on recycling
( Elsevier , 2019 , Article)© 2019 Elsevier B.V. Recycling of post-consumer plastic waste (PCPW) is increasingly promoted as the means to achieving circular economy (CE). It converts plastic waste into a secondary material that can be fed back into ... -
An overview of the environmental pollution and health effects associated with waste landfilling and open dumping
( Springer , 2022 , Article Review)Landfilling is one of the most common waste management methods employed in all countries alike, irrespective of their developmental status. The most commonly used types of landfills are (a) municipal solid waste landfill, ... -
An overview of the occurrence, fate, and human risks of the bisphenol-A present in plastic materials, components, and products.
( John Wiley & Sons, Ltd , 2022 , Article Review)With over 95% of bisphenol-A (BPA) used in the production of polycarbonate (PC) and epoxy resins, termed here as BPA-based plastic materials, components, and products (MCPs), an investigation of human exposure to BPA over ... -
An overview of the plastic waste and recycling status in Qatar
(2019 , Conference Paper)It has been estimated that the average Municipal Solid Waste (MSW) generation rate per capita in the Gulf Co-operation countries (GCC) is approx. 1.5 kg/person/d, with Qatar reaching almost 1.4 kg/person/d, as it was ... -
An overview of water desalination systems integrated with renewable energy sources
( Elsevier B.V. , 2022 , Article Review)Nowadays, the growing world population, climate change, pollution, rising consumer demand, and resource exploitation have contributed to a freshwater shortage. Hence, water desalination is heavily used for freshwater ... -
An overview on the progress in produced water desalination by membrane-based technology
( Elsevier Ltd , 2023 , Other)The scarcity of clean water sources has become a global concern in the present-day society. This has driven to the extraction of fresh water from produced water (PW), from the oil and gas fields, specifically in countries ... -
The Oxford Handbook of International Climate Change Law. Edited by CINNAMON P CARLARNE, KEVIN R GRAY and RICHARD TARASOFSKY
( Oxford University Press , 2017 , Article)The urgency of climate change necessitates considering what types of governance options are available when the existing approaches are failing.1 The United Nations Framework Climate Change Convention (UNFCCC) Secretariat’s ... -
Oxidative Stress-Induced Endothelial Dysfunction in Cardiovascular Diseases
( IMR Press , 2022 , Article Review)Cardiovascular disease (CVD) is a major cause of mortality worldwide. A better understanding of the mechanisms underlying CVD is key for better management or prevention. Oxidative stress has been strongly implicated in the ... -
Oxide Activated Carbon for Seawater Desalination Using Solar Energy
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Desalination of seawater is the efficient process and a viable solution for water shortage problem. One of the latest possible solution with less energy consumption is the use of activated carbon for the desalination ... -
Oxide Activated Carbon for Seawater Desalination Using Solar Energy
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Desalination of seawater is the efficient process and a viable solution for water shortage problem. One of the latest possible solution with less energy consumption is the use of activated carbon for the desalination ... -
Oxygen passivation as effective technique for tailoring the nature of band gap of silicon nanowires
( Institute of Electrical and Electronics Engineers Inc. (IEEE) , 2015 , Conference Paper)Silicon nanowires have been subjected to several experiential and theoretical studies, including chemical tuning with different substituents aiming to tailor the band gap as well as increasing optical absorption efficiency ... -
P = NP
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Thank you everyone for giving us this opportunity to express ourselves in front of this high quality university. We are going to talk about a topic in the field of mathematics and computer science concerning a big problem ... -
PAH concentrations and exposure assessment from house dust retained in air-conditioning filters collected from Greater Doha, Qatar
( Springer Netherlands , 2019 , Article)Polycyclic aromatic hydrocarbons (PAHs) bound in dust retained in air-conditioning unit filters from 13 households in Greater Doha, Qatar, were quantified using GC–MS spectrometry. The median concentrations of ∑16PAH and ... -
Paillier's encryption: Implementation and cloud applications
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Paillier's additive homomorphic encryption is increasingly used in recent research in the field of cloud secure outsourcing and privacy-preserving computation in addition to other cryptographic tools such as garbled circuits. ... -
Paleoproductivity shifts since the last 130 ka off Lakshadweep, Southeastern Arabian Sea
( Elsevier , 2021 , Article)Marine sediment deposited on the ocean floor and near coastal areas, the western coastal regions of India provide records of monsoonal shifts and productivity. To understand the paleoproductivity in the northern Indian ...
