تصفح Research Units حسب النوع "Article"
السجلات المعروضة 1 -- 20 من 3427
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1H magnetic resonance spectroscopy of 2H-to-1H exchange quantifies the dynamics of cellular metabolism in vivo
( Nature Research , 2020 , Article)Quantitative mapping of the in vivo dynamics of cellular metabolism via non-invasive imaging contributes to our understanding of the initiation and progression of diseases associated with dysregulated metabolic processes. ... -
The 2021-2022 “De-Escalation Moment” in the Middle East: A Net Assessment
( the SETA Foundation for Political, Economic and Social Research , 2022 , Article)Starting the end of 2020, the Middle East has witnessed an unprecedented de-escalation among its key regional rivals. Several major players, including Türkiye, Saudi Arabia, Egypt, Iran, Israel, the UAE, and Qatar, have ... -
2022 Qatar World Cup: Impact Perceptions among Qatar Residents
( SAGE Publications , 2016 , Article)The purpose of this study was to evaluate how the impacts from the 2022 World Cup preparations in Qatar influenced local residents’ attitudes, personal and community quality of life perceptions, excitement about hosting ... -
2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers with enhanced mechanical and electrical properties
( Public Library of Science , 2017 , Article)Novel 2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers have been successfully fabricated by an electrospinning technique. The high aspect ratio, hydrophilic surfaces, and metallic conductivity of delaminated ... -
2D-MXene as an additive to improve the power conversion efficiency of monolithic perovskite solar cells
( Elsevier B.V. , 2022 , Article)In this study, two-dimensional (2D) material-MXene has been utilized as an additive in perovskite (MAPbI3) from 0 to 20 vol.% with an increment of 5 vol.%. The effect of different vol.% of 2D-MXene on monolithic perovskite ... -
3D architectures of titania nanotubes and graphene with efficient nanosynergy for supercapacitors
( Elsevier Ltd , 2017 , Article)One dimensional titanium dioxide nanotubes (titania nanotubes or TNT) are grown on the surface of two dimensional graphene sheets by hydrothermal method so that desirable out of plane properties are obtained in the final ... -
5-Aminolevulinic acid mitigates the chromium-induced changes in Helianthus annuus L. as revealed by plant defense system enhancement
( Elsevier , 2023 , Article)Chromium (Cr) in the soil is one of the major pollutants for agricultural production. This study examined the efficiency of sunflower plants to remediate Cr-contaminated soils using a plant growth regulator, 5-aminolevolinic ... -
A 51 ka sedimentary sequence in a seamount basin, Eastern Arabian Sea: Records for paleoceanographic and paleoclimate conditions
( Elsevier , 2022 , Article)A 5.4 m thick sediment core at ∼ 517 m water depth from a seamount basin off the Goa coast in the Eastern Arabian Sea (EAS) is examined for the mineral magnetic, carbonate and organic carbon variability. The 51 ka BP dated ... -
A calcium peroxide incorporated oxygen releasing chitosan-PVA patch for Diabetic wound healing
( Elsevier , 2023 , Article)Impaired wound healing is a major healthcare problem in patients with diabetes often resulting in gangrene, microbial infection and amputation of affected limb. The delay or absence in healing process arises from several ... -
A carbon dot-based clay nanocomposite for efficient heavy metal removal
( Royal Society of Chemistry , 2023 , Article)Carbon dots and their derivatives with fascinating photoluminescence properties have recently attracted tremendous scientific attention. This work describes the preparation of novel fluorescent bentonite clay (B), modified ... -
A CFD- RSM study of cuttings transport in non-Newtonian drilling fluids: Impact of operational parameters
( Elsevier B.V. , 2022 , Article)Cuttings removal out of the wellbore represents a real barrier for successful drilling operations. The performance of hole cleaning is determined by several factors. The current article provides a theoretical study of the ... -
A combined pathway for the synthesis of nitidine family alkaloids
( Springer Netherlands , 2019 , Article)Three related alkaloids, oxynitidine, nitidine and 5,6-dihydronitidine, have been afforded by the new synthetic protocols. In this approach, the Ni-catalyzed annulation reaction is indicated as the key step to construct ... -
A comparative physicochemical property assessment and techno-economic analysis of biolubricants produced using chemical modification and additive-based routes
( Elsevier , 2022 , Article)Several edible and non-edible oil sources are currently being developed as renewable basestocks for biolubricant production. However, these feedstocks possess undesirable physicochemical properties limiting their lubricant ... -
A Comparative Study of Chemically and Biologically Synthesized MgO Nanomaterial for Liquefied Petroleum Gas Detection
( Springer New York LLC , 2018 , Article)The exceptional chemical and physical properties of nanostructured materials are extremely suitable for designing new and enhanced sensing devices, particularly gas sensors and biosensors. The present work describes the ... -
A comparative study of novel activated AMP using 1,5-diamino-2-methylpentane vs MEA solution for CO2 capture from gas-fired power plant
( Elsevier Ltd , 2018 , Article)Bench-scale pilot plant study of AMP and 1,5-diamino-2-methylpentane (DA2MP) blend for CO2 capture from gas-fired power plant is investigated. The concentration of the amine blend is 2 kmol/m3 AMP-1.5 kmol/m3 DA2MP while ... -
A comparative study of structural and mechanical properties of Al-Cu composites prepared by vacuum and microwave sintering techniques
( Elsevier Editora Ltda , 2018 , Article)In this paper, the aluminum metal matrix composite reinforced with copper particulates (3, 6 and 9 vol.%) were fabricated by high energy ball milling, followed by vacuum sintering (VS) and microwave sintering techniques ... -
A comparative study of the growth of Tetraselmis sp. in large scale fixed depth and decreasing depth raceway ponds
( Elsevier Ltd , 2016 , Article)In this study, an alternative approach was proposed where excess seawater would be added only during inoculation (DD) rather than daily addition (FD). Growth and metabolite contents of Tetraselmis sp. weren't affected for ... -
A comparative study on long term stability of self-healing epoxy coating with different inorganic nanotubes as healing agent reservoirs
( BME-PT and GTE , 2017 , Article)Self-healing epoxy coatings were prepared with different nanotubes as reservoirs for epoxy monomer (healing agent). The nanotubes selected for the current study were TiO2 nanotubes with two different tube diameter (TNT1 ... -
A comparative study on the operational performance of four-leg intersections by control type
( Elsevier Ltd , 2018 , Article)The selection of proper control types at intersections at the planning stage is an important concern considering the difficulty in comparing the performance of different control types. Therefore, several manuals proposed ... -
A comparative study on the performance of hybrid solar cells containing ZnSTe QDs in hole transporting layer and photoactive layer
( Springer Netherlands , 2016 , Article)In this paper, ZnSTe quantum dots-based hybrid solar cells (HSC) with two different device architectures have been investigated. The improved performance of the poly(3-hexylthiophene) (P3HT) and [6,6]phenyl C71 butyric ...