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Usefulness of In-Situ Synchrotron Study on Scale Formation during CO2 Corrosion of Mild Steel: A Review
Published 2016“…Figure 2 shows the anodic current as a function of time in a potentiostatic test in the NaCl solution at pH 6.3 (pCO2 = 1bar) and an applied potential of ? …”
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Impact of clays on CO2 adsorption and enhanced gas recovery in sandstone reservoirs
Published 2021“…In contrast, sandstone samples with low clay content and a considerable percentage of carbonates showed CO2 uptake just above 1.5 mg/g for Bandera sandstone and 1.1 mg/ gm for Berea sandstone at similar conditions. …”
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Reactive Absorption of CO2 Using Ethylaminoethanol Promoted Aqueous Potassium Carbonate Solvent
Published 2016“…In contrast, the D_(CO2) increased with the rise in the reaction temperature from 303 to 318 K by a factor of 1.678. …”
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Optimization of cultivation conditions for combined nutrient removal and CO2 fixation in a batch photobioreactor
Published 2017“…CONCLUSION Optimum values 5% CO2, 100 μE and 22 °C were identified for Cc,g, I and T, respectively, with μ and Rc reaching 1.53 day−1 and 1 g L−1 day−1, respectively, along with associated nutrient removal of 100%. …”
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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“…The most productive strain was Tetraselmis sp., with a maximum biomass productivity of 157.7 ± 10.9 mg L-1 d-1 at 30˚C, with a decreasing productivity for increasing temperatures. …”
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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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Electrocatalytic arsenite oxidation in bicarbonate solutions combined with CO2 reduction to formate
Published 2020“…Sunlight-driven water-energy nexus technologies are receiving increasing attention. This study presents a hybrid electrochemical system that catalyzes the oxidation of As(III) to As(V) with a nanoparticulate TiO2 electrocatalyst (Ti/Ir1-xTaxOy/TiO2; denoted as an n-TEC) while simultaneously converting CO2 to formate on a Bi electrode in aqueous bicarbonate solutions at circum-neutral pH. …”
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Molecular dynamics of CH4/CO2 on calcite for enhancing gas recovery
Published 2022“…Focusing on the effect of pressure, RDF peaks intensities increase, although this effect is limited to the 1-5 MPa range. Moreover, the high CO2 presence further decreases the effect of pressure on methane adsorption. …”
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Theoretical insight into effect of cation–anion pairs on CO2 reduction on bismuth electrocatalysts
Published 2020“…This study presents theoretical insight into the mechanism of the CO2 reduction reaction (CO2RR) to formic acid (HCOOH) on Bi (012) surfaces in the presence of alkali metal cations (M+: Cs+, K+, and Li+) and/or halide anions (X−: Cl−, Br−, and I−) using density functional theory (DFT). …”
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Biodegradable polysaccharide grafted polyacrylamide inhibitor for corrosion in CO2- saturated saline solution
Published 2023“…Lastly, potentiostatic testing of steel with AGGPAM at an applied potential of 50 mV illustrated surface protection and decreased current over a prolonged time. Herein, the experimental investigation revealed the promising capabilities of AGGPAM as an efficient corrosion inhibitor in oilfields.…”
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Co2 Removal Using Imidazolium-Based Ionic Liquid -Aspen Plus Modelling Study
Published 2023“…Additionally, a flow rate of 20,000 kg/h for the ionic liquid is optimized for the highest purity values of CO2 and CH4, and the total annualized cost for the process is 2.1 million dollars with operating expenses of 1.8 million dollars for a 20-year of plant life with a plant capacity of 4000 kg/h (0.035 Mt/year). …”
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Thermochemical splitting of CO2 using solution combustion synthesized lanthanum-strontium-anganese perovskites
Published 2021“…Redox reactivity of La(1-x)SrxMnO3 (LSM) perovskites towards a solar thermochemical CO2 splitting (CS) cycle is investigated. …”
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Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf)
Published 2022“…Salinity-normalized (to S = 40) total alkalinity (NTA) and dissolved inorganic carbon (NDIC) in surface seawater decrease as waters flow north from Hormuz. The slope suggests that removal of C as CaCO3, organic matter (CH2O) or gas exchange (FCO2) is occurring with a ratio of ΔCaCO3/(ΔCH2O or FCO2) = 1:2.86. …”
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