Research Units: المرسلات الحديثة
السجلات المعروضة 761 -- 780 من 5213
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Highly porous PtPd nanoclusters synthesized via selective chemical etching as efficient catalyst for ethanol electro-oxidation
( Elsevier , 2020 , Article)Direct ethanol fuel cells (DEFCs) have received great interest owing to their high power density and environmental friendness. Nevertheless, the designing of active, durable, and efficient anode for DEFCs is a profound ... -
Sources of primary production supporting food webs in an arid coastal embayment
( Springer Nature , 2012 , Article)Penaeid shrimp can be useful ecological indicators of linkages between shallow tropical coastal habitats, acting as integrators of carbon and nitrogen sources due to their generalist feeding habits and their mobility between ... -
Towards spatial management of fisheries in the Gulf: Benthic diversity, habitat and fish distributions from Qatari waters
( Oxford University Press , 2018 , Article)As with many other regions in the world, more complete information on the distribution of marine habitats in the Gulf is required to inform environmental policy, and spatial management of fisheries resources will require ... -
Nutritive effect of dust on microbial biodiversity and productivity of the Arabian Gulf
( Bellwether Publishing, Ltd. , 2020 , Article)The Arabian Gulf is exposed to intensive dust storms during summer until early winter. We investigated the nutritive effect of the dust on microbial biodiversity of the water column and the productivity of the Gulf. We ... -
Cytogenetic Characterization of Three Arabian Gulf Bivalve Species
( Institute of Malacology , 2020 , Article)The diploid number and karyotype of three endemic and highly distributed species from the Qatari shores: Brachidontes variabilis (Krauss, 1848) (Mytilidae), Isognomon nucleus (Lamarck, 1819) (Pteriidae) and Neotrapezium ... -
Future Mangrove Carbon Storage Under Climate Change and Deforestation
( Frontiers Media S.A. , 2022 , Article)Mangroves are important sinks of organic carbon (C) and there is significant interest in their use for greenhouse gas emissions mitigation. Adverse impacts on organic carbon storage potential from future climate change and ... -
Halobacteria-Based Biofertilizers: A Promising Alternative for Enhancing Soil Fertility and Crop Productivity under Biotic and Abiotic Stresses—A Review
( MDPI , 2023 , Article Review)Abiotic and biotic stresses such as salt stress and fungal infections significantly affect plant growth and productivity, leading to reduced crop yield. Traditional methods of managing stress factors, such as developing ... -
Evaluation of Nitrogen and Water Management Strategies to Optimize Yield in Open Field Cucumber (Cucumis sativus L.) Production
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Countries in arid climates, such as Qatar, require efficient water-saving strategies and nitrogen treatment for vegetable production. Vegetable importation constituted approximately USD 352 million of Qatar’s 2019 GDP; ... -
Enhanced electrochemical conversion of CO2 into formic acid using PbSO4/AtSn electrode: Catalyst synthesis and process optimization
( Elsevier , 2023 , Article)Electrochemical carbon dioxide (CO2) reduction is among the most promising and effective methods for producing valuable fuels while simultaneously addressing global warming. Numerous metal-based materials showed promising ... -
Efficient electrochemical conversion of CO2 into formic acid using colloidal NiCo@rGO catalyst
( Elsevier , 2024 , Article)A simple approach was used to synthesize a catalyst based on colloidal NiCo with rGO support. The catalyst was uniformly deposited on acid-treated Sn foil using drop-casting method. The prepared NiCo@rGO catalyst was ... -
Prevalence and genetic diversity of Blastocystis sp. among autochthonous and immigrant patients in Italy
( Elsevier , 2023 , Article)The prevalence of Blastocystis sp., its genetic diversity and the distribution of circulating subtypes (STs) were molecularly investigated in a cohort of autochthonous and immigrant patients with gastrointestinal symptoms ... -
Prevalence of Blastocystis sp. and other gastrointestinal pathogens among diarrheic COVID-19 patients in Italy
( Elsevier , 2024 , Article)BackgroundGastrointestinal pathogens (GPs) contribute significantly to the burden of illness worldwide with diarrhoea being the most common among gastrointestinal symptoms (GSs). In the COVID-19 disease, diarrhoea, could ... -
Impact of composition and salinity on swelling and gel strength of poly (acrylamide-co-acrylic acid) preformed particle gel
( Institute for Ionics , 2023 , Article)The effects of various material compositions and reservoir environments on the ultimate strength and swelling kinetics of a commercial preformed particle gel (PPG) have been investigated. This study used different ratios ... -
Development of eco-friendly chitosan-g-polyacrylamide preformed particle gel for conformance control in high-temperature and high-salinity reservoirs
( Elsevier , 2023 , Article)Oil and gas extraction has become challenging nowadays due to the accompanying amount of excess produced water that results in poor recoverability of hydrocarbon, besides other environmental and economic isues. A recent ... -
Biodegradable polysaccharide grafted polyacrylamide inhibitor for corrosion in CO2- saturated saline solution
( Elsevier , 2023 , Article)A biodegradable polysaccharide-based inhibitor is grafted with polyacrylamide (PAM) for oilfields’ sweet corrosion. The green properties of agar and PAM were incorporated to synthesize an agar-grafted-PAM (AGGPAM) inhibitor. ... -
Understanding the progress and challenges in the fields of thermo-catalysis and electro-catalysis for the CO2 conversion to fuels
( Institute for Ionics , 2024 , Article Review)The need to limit anthropogenic CO2 emissions and lower the atmospheric CO2 concentration makes CO2 conversion an imminent requirement. Availability of suitable facilities and prior understanding how electro and thermal ... -
Synthesis and evaluation of novel and efficient Ni-based dual functional materials (DFMs) for integrated CO2 capture and hydrogenation
( Institution of Chemical Engineers , 2023 , Article)We report on the synthesis and evaluation of novel, highly active and stable bimetallic DFMs for simultaneous CO2 adsorption and subsequent hydrogenation to value added products. The DFMs contain various combinations of ... -
Hydrogen storage in gas reservoirs: A molecular modeling and experimental investigation
( Elsevier , 2023 , Article)Hydrogen is one of the clean energy sources that can be used instead of fossil fuel sources to reduce greenhouse emissions. However, hydrogen supply intermittency significantly reduces the deployment and reliability of ... -
Carbon dioxide hydrogenation to value-added products using Cu-based catalytic materials
( Institute of Physics , 2023 , Conference Paper)In this work, we report on the synthesis and evaluation of catalytic materials composed of copper/calcium oxide/alumina (Cu/CaO/Al2O3) for carbon dioxide conversion to value-added products. Catalytic materials were synthesized ... -
Polyolefin-Based Smart Self-Healing Composite Coatings Modified with Calcium Carbonate and Sodium Alginate.
( MDPI , 2024 , Article)Corrosion-related damage incurs significant capital costs in many industries. In this study, an anti-corrosive pigment was synthesized by modifying calcium carbonate with sodium alginate (SA), and smart self-healing coatings ...
