تصفح حسب العنوان
السجلات المعروضة 4529 -- 4548 من 48376
-
Ceramics As Materials Of Construction
( Qatar University , 1988 , Article)This paper attempts to review the limitations for using the important ceramics in contact with corrosive media. Different types of ceramics are included. Corrosion properties of ceramics and their electrical properties are ... -
Cerebrospinal fluid α-synuclein species in cognitive and movements disorders
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)Total CSF α-synuclein (t-α-syn), phosphorylated α-syn (pS129-α-syn) and α-syn oligomers (o-α-syn) have been studied as candidate biomarkers for synucleinopathies, with suboptimal specificity and sensitivity in the ... -
Cerebrospinal α-Synuclein Oligomers Reflect Disease Motor Severity in DeNoPa Longitudinal Cohort
( Wiley , 2021 , Article)Background: Tangible efforts have been made to identify biomarkers for Parkinson's disease (PD) diagnosis and progression, with α-synuclein (α-syn) related biomarkers being at the forefront. Objectives: The objectives of ... -
Ceria-lanthanide-silver oxides for solar thermochemical conversion of CO2
( American Institute of Chemical Engineers , 2019 , Conference Paper)This paper reports the thermochemical splitting of CO2 using Ce0.9Ln0.05Ag0.05O2-d materials, which are prepared by using the co-precipitation method. The phase composition and the morphology of the derived materials was ... -
Cerium dioxide nanoparticles as smart carriers for self-healing coatings
( MDPI AG , 2020 , Article)The utilization of self-healing cerium dioxide nanoparticles (CeO2), modified with organic corrosion inhibitors (dodecylamine (DDA) and n-methylthiourea (NMTU)), in epoxy coating is an efficient strategy for enhancing the ... -
Cerium functionalized graphene nano-structures and their applications; A review
( Elsevier , 2022 , Article)Graphene-based nanomaterials with remarkable properties, such as good biocompatibility, strong mechanical strength, and outstanding electrical conductivity, have dramatically shown excellent potential in various applications. ... -
Cerium oxide loaded with Gum Arabic as environmentally friendly anti-corrosion additive for protection of coated steel
( Elsevier Ltd , 2021 , Article)The depreciation of assets and safety threats because of corrosion has forced to develop eco-friendly and smarter corrosion protection strategies. In this study, natural Gum Arabic (GA) was used as a corrosion inhibitor ... -
Cerium Oxide Nanoparticle Incorporated Electrospun Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Membranes for Diabetic Wound Healing Applications
( American Chemical Society , 2020 , Article)Insufficient cell proliferation, cell migration, and angiogenesis are among the major causes for nonhealing of chronic diabetic wounds. Incorporation of cerium oxide nanoparticles (nCeO2) in wound dressings can be a promising ... -
Cerium Oxide Nanoparticle-Loaded Gelatin Methacryloyl Hydrogel Wound-Healing Patch with Free Radical Scavenging Activity
( American Chemical Society , 2021 , Article)Nonhealing wounds in diabetic patients are a critical challenge, which often cause amputation and mortality. High levels of oxidative stress and aberrations in antioxidant defense mechanisms increase the adverse manifestations ... -
Cerium oxide NPs mitigate the amyloid formation of α-synuclein and associated cytotoxicity
( Dove Medical Press Ltd. , 2019 , Article)Aim: Among therapeutic proposals for amyloid-associated disorders, special attention has been given to the exploitation of nanoparticles (NPs) as promising agents against aggregation. Methods: In this paper, the inhibitory ... -
Certain estimates of oscillatory integrals and extrapolation
(2010 , Article)In this paper we study the boundedness properties of certain oscillatory integrals with polynomial phase. We obtain sharp estimates for these oscillatory integrals. By the virtue of these estimates and extrapolation we ... -
Certrust: An SDN-Based Framework for the Trust of Certificates against Crossfire Attacks in IoT Scenarios
( Tech Science Press , 2023 , Article)The low-intensity attack flows used by Crossfire attacks are hard to distinguish from legitimate flows. Traditional methods to identify the malicious flows in Crossfire attacks are rerouting, which is based on statistics. ... -
Cesarean section deliveries in the occupied Palestinian territory (oPt): An analysis of the 2006 Palestinian Family Health Survey
( Elsevier , 2009 , Article)Objective Against the backdrop of a rise in cesarean section deliveries from 6.0% in 1996 to 14.8% in 2006, the objective of this study was to investigate socio-demographic, clinical and service-related factors associated ... -
Cetuximab-conjugated chitosan-pectinate (modified) composite nanoparticles for targeting colon cancer
( Elsevier B.V. , 2019 , Article)In the present study, we successfully developed a cetuximab-conjugated modified citrus pectin-chitosan nanoparticles for targeted delivery of curcumin (Cet-MCPCNPs) for the treatment of colorectal cancer. In vitro analyses ... -
CFD analysis of turbulent flow of power-law fluid in a partially blocked eccentric annulus
( MDPI AG , 2021 , Article)This study focuses on analyzing the turbulent flow of drilling fluid in inclined wells using the Computational Fluid Dynamics (CFD) technique. The analysis is performed considering an annulus with a fixed eccentricity of ... -
CFD and statistical approach to optimize the average air velocity and air volume fraction in an inert-particles spouted-bed reactor (IPSBR) system
( Elsevier Ltd , 2021 , Article)Inert-particles spouted bed reactor (IPSBR) is characterized by intense mixing generated by the circular motion of the inert particles. The operating parameters play an important role in the performance of the IPSBR system, ... -
CFD modeling and analysis of the behavior of 30° and 45° inclined dense jets - new numerical insights
( Taylor and Francis Inc. , 2016 , Article)A three-dimensional numerical model of inclined turbulent jets with negatively buoyant discharge into stationary ambient water is presented in this paper to study certain jet parameters with turbulence schemes that have ... -
CFD modeling of particle settling in drilling fluids: Impact of fluid rheology and particle characteristics
( Elsevier B.V. , 2021 , Article)The settling of drilling cuttings is important for the drilling and clean-out operations. The current article provides a Computational Fluid Dynamics (CFD) modeling study of particle settling behavior during the drilling ... -
CFIUS post-Ralls: Ramifications for Sovereign Wealth Funds
( Bloomsbury Qatar Foundation Journals , 2015 , Article)Global capital is on the move and sovereign wealth funds, with significant assets, are uniquely positioned to take advantage of the increase in mergers and acquisitions activity, especially in the United States. At the ...
