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Electrochemical and thermodynamic study on the corrosion performance of API X120 steel in 3.5% NaCl solution
Published 2020“…The present work studied the effect of temperature on the corrosion behavior of API X120 steel in a saline solution saturated with CO2 in absence and presence of polyethyleneimine (PEI) as an environmentally safe green inhibitor. …”
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Reducing energy consumption of CO2 desorption in CO2-loaded aqueous amine solution using Al2O3/HZSM-5 bifunctional catalysts
Published 2018“…The aim of this work is to find a potential way for great decrease in CO2 capture energy requirement. …”
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Corrosion behavior of API X100 steel material in a hydrogen sulfide environment
Published 2017“…The results indicate that the corrosion rate of API X100 steel decreases with increasing H2S bubbling time due to the increase in H2S concentration in 3.5% NaCl solutions. …”
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Usefulness of In-Situ Synchrotron Study on Scale Formation during CO2 Corrosion of Mild Steel: A Review
Published 2016“…There is a clear peak in the current transient, with the XRD results showing FeCO3 formation during the increasing portion of this transient and then a rapidly decreasing rate of FeCO3 formation as the anodic current decreases towards the end of the test, indicating the growth of a protective surface scale. …”
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Corrosion inhibition of API X120 steel in a highly aggressive medium using stearamidopropyl dimethylamine
Published 2017“…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 microscopy techniques. …”
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CO2 enhanced gas recovery and sequestration in depleted gas reservoirs: A review
Published 2021“…Incremental recovery of residual natural gas after injecting CO2 could decrease the cost of the process. This review highlights the efforts made to investigate the CO2 adsorption/desorption for EGR applications under typical reservoir conditions in conventional depleted sandstone and carbonate reservoirs. …”
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Impact of clays on CO2 adsorption and enhanced gas recovery in sandstone reservoirs
Published 2021“…Moreover, raising the temperature to 75 °C decreased the CO2 uptake on sandstones. However, the alteration of clays crystallinity at a temperature of 100 °C improves the CO2 adsorption. …”
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Reactive Absorption of CO2 Using Ethylaminoethanol Promoted Aqueous Potassium Carbonate Solvent
Published 2016“…The N2O analogy was employed for the determination of H_(CO2) in the APCE solvent. The H_(CO2) was observed to be decreased by 5 and 31% due to the increase in the EAE concentration from 0.6 to 2 kmol/m3 and reaction temperature from 303 to 318 K, respectively. …”
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Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar
Published 2023“…Conclusion The conclusion of the first omicron wave was a turning point in the severity of the pandemic. …”
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Optimization of cultivation conditions for combined nutrient removal and CO2 fixation in a batch photobioreactor
Published 2017“…At 22% CO2 the Rc and μ decreased by around an order of magnitude, and nutrient removal also decreased to 79% and 50% for N and P, respectively. …”
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Absorption of CO2 in aqueous blend of methyldiethanolamine and arginine
Published 2020“…However, for CO2 partial pressure of above 20 kPa, the addition of Arg caused a decrease in the solubility of CO2. …”
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Screening of Qatari Microalgae and Cyanobacteria for Application in CO2 Utilization
Published 2018“…Furthermore, spectrophotometric analysis of Pleurocapsa sp. and Leptolyngbya sp. showed production of phycobilin proteins, which can have a high commercial value. The tolerance of the strains to increased concentrations of CO2 in the gas phase was also studied for CO2 concentrations ranging from 5% to 30% (v/v). …”
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A process for CO2 capture and brine salinity reduction through reaction with potassium hydroxide: A multi-stage evaluation
Published 2022“…This challenge arises as a result of competing reactions and mixing limits between CO2 gas and brine. …”
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Synthesis and characterisation of Co2+-incorporated ZnO nanoparticles prepared through a sol-gel method
Published 2016“…A hexagonal wurtzite-phase structure of Co2+-doped ZnO was observed, with a slight decrease in particle size as the Co2+ doping concentration increased. …”
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Understanding the False Positive of Modified Martensitic Steels in Sweet & Sour Service Conditions Using a Point Defect Model Perspective
Published 2023“…These results indicate a critical point in temperature in the tests with only CO2, where resistance to pitting susceptibility is maximized due to a decrease in the cation vacancy diffusivity.…”
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Corrosion behavior of API-X120 carbon steel alloy in a GTL F-T process water environment at low COD concentration
Published 2020“…The effect of temperature, time and rotation speed of FT-GTL process water on the corrosion rate of API X-120 carbon steel was investigated. Electrochemical impedance spectroscopy and potentiodynamic polarization techniques were used to determine the carbon steel corrosion rate under temperatures ranging from 293 to 323 K and rotation speed of 0, 500, 1000, 2000 rpm when the immersion time was 0.5, 1, and 2 h. …”
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A BRET-based Mpro biosensor containing a nanobody and tandem cleavage sites shows an increased cleavage rate
Published 2025“…We envisage that the NB2E3 nanobody-2× Mpro biosensor engineered here will be useful in drug discovery and functional characterization of Mpro mutants in newly emerging SARS-CoV-2 variants as well as in detecting SARS-CoV-2 infection in a point-of-care testing (POCT) format.…”
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