Browsing Research Units by Title
Now showing items 819-838 of 4559
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Corrosion behavior of electrodeposited Ni-B coatings modified with SiO2 particles
( Electrochemical Science Group , 2017 , Article)The need for coatings with improved operation is vital to insure safety and high output of industrial plants. Electrodeposition is a valuable surface modification technology that can be used to develop various kinds of ... -
Corrosion Behavior of Electrodeposited Ni-B Coatings Modified with SiO2 Particles
( Elsevier , 2017 , Other)The need for coatings with improved operation is vital to insure safety and high output of industrial plants. Electrodeposition is a valuable surface modification technology that can be used to develop various kinds of ... -
Corrosion behavior of high strength low alloy HSLA steel in 35 wt% NaCl solution containing diethylenetriamine DETA as corrosion inhibitor
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)High strength low alloy (HSLA) steels demonstrate improved mechanical and anticorrosion properties when compared to plain carbon steels. HSLA steels have succeeded to find their major applications in industries such as ... -
Corrosion behavior of superhydrophobic surfaces: A review
( Elsevier B.V. , 2015 , Article)Superhydrophobic surfaces have evoked great interest in researchers for both purely academic pursuits and industrial applications. Metal corrosion is a serious problem, both economically and operationally, for engineering ... -
Corrosion inhibition of API X120 steel in a highly aggressive medium using stearamidopropyl dimethylamine
( Elsevier B.V. , 2017 , Article)The inhibition efficiency of the stearamidopropyl dimethylamine (SAPDA) surfactant for the corrosion of API X120 steel in a 0.5 M HCl solution at different temperatures was investigated using different electrochemical and ... -
Corrosion Inhibition of Mild Steel in Sulfuric Acid by a Newly Synthesized Schiff Base: An Electrochemical, DFT, and Monte Carlo Simulation Study
( Wiley-VCH Verlag , 2020 , Article)Effects of using a synthesized aminothiazole (BZ) Schiff base at different concentrations with and without the addition of 1 mM of KI on the corrosion mitigation of mild steel (MS) in 0.5 M sulphuric acid (H2SO4) solutions ... -
Corrosion inhibition performance of polyolefin smart self-healing composite coatings modified with ZnO@β-Cyclodextrin hybrid particles
( Elsevier B.V. , 2022 , Article)Corrosion is a global problem that results in substantial economic loss and is life-threatening as well. Currently, the utilization of self-healing coatings involving smart carriers encapsulated with the appropriate ... -
Corrosion of general oil-field grade steel in CO2 environment - An update in the light of current understanding
( Electrochemical Science Group , 2017 , Article)In this review, we discussed the current mechanistic understanding and effects of key parameters on corrosion of carbon and low alloy steel (CLAS) in CO2 environments. In particular, we emphasized on the current understanding ... -
Corrosion performance of mild steel and epoxy coated rebar in concrete under simulated harsh environment
( Emerald Group Publishing Ltd. , 2019 , Article)Purpose The purpose of this paper is to present the results of a two-year long study carried out in order to evaluate the corrosion performance of mild steel bare bars (BB) and epoxy-coated rebar (ECR) in concrete under ... -
Corrosion protection of electrospun PVDF-ZnO superhydrophobic coating
( Elsevier B.V. , 2016 , Article)A one-step electrospinning technique was used to prepare a protective superhydrophobic PVDF–ZnO nanocomposite coating for aluminum against corrosion. The wettability and morphology of the prepared coating surfaces was ... -
Corrosion study of carbon steel in CO 2 loaded solution of N-methyldiethanolamine and L-arginine mixtures
( Elsevier B.V. , 2019 , Article)This study presents an electrochemical corrosion investigation of carbon steel in blends of methyldiethanolamine (MDEA) and arginine (ARG) at different molar concentrations and solvent proportions. The effects of three ... -
Corrosion Study of Carbon Steel in CO2 Loaded Amine-Amino Acid Solutions-Case of Mixtures of NMethyldiethanolamine and L-Arginine
( Institute of Physics Publishing References , 2018 , Conference Paper)© Published under licence by IOP Publishing Ltd. This research presents an electrochemical corrosion investigation to quantify the corrosiveness of carbon steel in blends of methyldiethanolamine (MDEA) and arginine (Arg) ... -
Corrosion, optimization and surface analysis of Fe-Al2O3-CeO2 metal matrix nanocomposites
( SAGE Publications Ltd , 2021 , Article)In the present work, metal matrix nanocomposites are being prepared using Fe as base material reinforced with Al2O3 and doped with CeO2. Nanocomposite specimens were synthesized using powder metallurgy technique. Tafel ... -
Cost-effective method of Co-doped rare-earth-based ceria (Y-CGO) nanocomposite as electrolyte for LT-SOFCs using C-TAB as surfactant
( Taylor and Francis Ltd. , 2019 , Article)Y-CGO [Yttria and Gadolinia co-doped ceria, prepared composition is Ce0.8Gd0.2O2-?�Ce0.8Y0.2O2-?] nanocomposite was prepared by wet-chemical synthesis for application in low-temperature solid oxide fuel cells (LT-SOFC) as ... -
Countering The Growing Cyber Threat To Gulf Security
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2021 , Conference Paper)The global threat of cyber attacks from hostile international and domestic actors against states, commercial enterprises and private individuals is rising exponentially. Foreign states use cyber operations against governments, ... -
Coupling air stripping process and anaerobic digestion for the treatment of landfill leachate: organics degradation and cytotoxicity evaluation
( Springer , 2022 , Article)Landfill leachate (LFL) from a controlled discharge in Tunisia was found to be highly loaded with ammonia. This study investigated the feasibility of an air stripping process aiming to mitigate the inhibitory effect of ... -
Coupling phosphate-solubilizing bacteria (PSB) with inorganic phosphorus fertilizer improves mungbean (Vigna radiata) phosphorus acquisition, nitrogen fixation, and yield in alkaline-calcareous soil
( Elsevier , 2022 , Article)To overcome the problems associated with soil phosphorus (P) insolubility, soil inoculation with phosphate-solubilizing bacteria (PSB) can be used. In a field experiment, we evaluated the efficacy of PSB in enhancing ... -
COVID-19 and Migrant Workers in the Gulf
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)As the global COVID-19 crisis unfolds, the Gulf countries faces an unprecedent challenge of containing the spread of the virus among the non-national residents. Since migrants in Gulf countries live primarily in labour ... -
COVID-19 and Plummeting Oil Prices; a Time of Reckoning for Oman
( Gulf Studies Center , 2020 , Article)As Oman braces itself to embark on the 'Oman 2040 Vision', the year 2020 comes as a year of reckoning in several regards. The death of Sultan Qaboos on 10th January, marked the beginning of an era where state institutions ... -
Covid-19 Crisis and Iran-Turkey-Qatar Relations: Economic Downgrade and Corona Diplomacy
( Gulf Studies Center , 2020 , Article)The Covid-19 pandemic has become a global issue beyond being a health crisis alone. Since its emergence in China, the virus has spread to every continent except Antarctica. The Middle East is no exception and the socio-economic ...