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Light-controllable viscoelastic properties of a photolabile carboxybetaine ester-based polymer with mucus and cellulose sulfate
منشور في 2018"…Rheological synergism with the polycationic carboxybetaine ester sample reached nearly 4 and 3.8, while it decreased with the charge-balanced zwitterionic sample to 0.3 and 0.7 after irradiation of the mucus-based and cellulose sulfate-based systems, respectively. …"
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Occurrence and removal characteristics of phthalate esters from bottled drinking water using silver modified roasted date pits
منشور في 2021"…The removal percentage was increased from 90 to 99% by increasing the temperature from 30 to 50��C and then decreased to 92.3% at 60��C. Conclusion: RODP was successfully used as an effective adsorbent for phthalate esters removal from drinking water. …"
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Qatar Culture Collection of Microalgae: A Sustainable Source for Biodiesel Production and Omega Fatty Acid Compounds
منشور في 2016"…The use of biodiesel will decrease the emission of harmful gases, which can help in reducing the greenhouse effects and global warming. …"
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Assessment of Urban Heat Islands Based on the Relationship Between Land Surface Temperature and Land Use/Land Cover in Greater Doha
منشور في 2020"…Overall there was an increase in built-up and vegetation, decrease in water and barren areas and complete loss of marsh land. …"
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Shear Behavior of Green Concrete Beams Reinforced with Basalt FRP Bars and Stirrups.
منشور في 2020"…The study revealed that as the span to depth ratio increases the stiffness of the beam decreased. Results also shows that steel stirrups provide higher stiffness than the BFRP stirrups. …"
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The Formation of Sulfide Scales on Carbon Steel in Saturated H2S
منشور في 2020"…There are three contributing elements of corrosion of Carbon Steel in H2S environment: the effect of H2S on water chemistry; electrochemical reactions of the bare iron surface (both anodic and cathodic processes); and the formation and growth of corrosion product layers. …"
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The Formation of Sulfide Scales on Carbon Steel in Saturated H2S
منشور في 2020"…"There are three contributing elements of corrosion of Carbon Steel in H?S environment: the effect of H2S on water chemistry; electrochemical reactions of the bare iron surface (both anodic and cathodic processes); and the formation and growth of corrosion product layers. …"
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Undrained interface shear strength of fine-grained soils for near-shore marine pipelines
منشور في 2020"…The peak and residual interface shear strengths for a variety of normally consolidated soils were measured using a torsional ring shear apparatus modified to suit soil and interface testing under the undrained condition, which is usually prevalent at soil-marine pipeline interfaces. …"
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Electrochemical behavior of mild and corrosion resistant concrete reinforcing steels
منشور في 2020"…Extensive analysis of the results indicates that the corrosion resistance of the evaluated steels was in the following decreasing order: EC, HC, MS, and HS.…"
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Multifunctional self-healing polymeric nanocomposite coatings for corrosion inhibition of steel
منشور في 2020"…The electrochemical studies indicate that the corrosion rate of the steel samples coated with the epoxy modified with the healing additives decreases after 5 days of immersion in saline water.…"
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Multifunctional self-healing polymeric nanocomposite coatings for corrosion inhibition of steel
منشور في 2019"…The electrochemical studies indicate that the corrosion rate of the steel samples coated with the epoxy modified with the healing additives decreases after 5 days of immersion in saline water.…"
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Development And Performance Evaluation Of Smart Polymeric Coatings For Corrosion Protection Of Steel
منشور في 2020"…Consequently, they are a promising solution for longer durability of coated piping steel and decreased operation expense. If properly designed, smart self-healing coatings also help to reduce the overall thickness of the coating scheme as well as the investment cost. …"
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Understanding the Scales Formation Inhibition Mechanism on C-Steel in a Sour Media
منشور في 2019"…The outcome has shown that the corrosion rate of C-steel initially decreased and then stabilised with time in the CI solution that might be linked to the inhibition effect of the corrosion product layers on the iron surface. …"
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Mechanical characteristics of ultra-high performance steel FRC made with recycled concrete aggregates
منشور في 2023"…However, the flowability was decreased by 12% to 15% with steel fibers. The results also revealed that at a steel fiber volume fraction of 0%, RCA had little influence on the compressive strength, while they noticeably influenced the flexural tensile strength. …"
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Simulation and experimental study of underwater dissimilar friction-stir welding between aluminium and steel
منشور في 2020"…The average grainsize in the aluminum and steel sides of SZ is refined down to ?4 and 12-m, respectively. …"
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Corrosion behavior of API X100 steel material in a hydrogen sulfide environment
منشور في 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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