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781
Effect of Fluid Viscosity and Fiber Length on the Performance of Fibrous Fluid in Horizontal Well Cleanout
Published 2023“…Various methods have been developed to improve hole cleaning, but their effectiveness decreases as the wellbore inclination increases. One way to solve this issue is to add fibers to the drilling fluid and reduce the settling velocity of the solids to improve the fluid's lifting capacity. …”
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782
Performance and analysis of kappa-carrageenan hydrogel for PFOA-contaminated soil remediation wastewater treatment
Published 2024“…For 2 cm hydrogel thickness, the water flux of 3%kC-0.3%AC and 3%kC-3%V hydrogels was 25.6 LMH and 21.5 LMH, and the corresponding PFOA rejection was 86.9% for 3%kC-0.3%AC and 85.7% for 3%kC-3%V. …”
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783
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784
Development And Performance Evaluation Of Smart Polymeric Coatings For Corrosion Protection Of Steel
Published 2020“…Most common cause of materials and equipment failure in the oil and gas industry is corrosion. According to one survey, about 1/4 to 1/3 of the total downtime in plants is due to deleterious effects of corrosion. …”
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785
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786
Screening the growth inhibition mechanism of sulfate reducing bacteria by chitosan/lignosulfonate nanocomposite (CS@LS) in seawater media
Published 2021“…We investigated in detail the inhibition mechanism of SRBs by CS@LS in seawater media. Stable CS@LS-1:1 with 150–200 nm average size, and zeta potential of + 34.25 mV was synthesized. …”
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787
Mechanical Behavior of a Novel Nanocomposite Polysulphone - Carbon Nanotubes Membrane for Water Treatment
Published 2016“…The commercial CNTs had a lengths of 1 ?m to 10 ?m and outer diameters of 10 nm to 20 nm (corresponded aspect ratios ranging from 50 to 1000), with purity >95% and BET surface area of 156 m2/g. …”
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788
The effect of type and combination of fertilizers on eukaryotic microbiome of date palm rhizosphere
Published 2024“…Samples were collected from one wild population, five cultivars from two farms, and a factorial fertilizer experiment (organic, chemical, and biofertilizer) in Qatar. …”
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789
Microwave-Assisted Solvothermal Synthesis of Mo-Doped TiO2 with Exceptional Textural Properties and Superior Adsorption Kinetics
Published 2022“…The average particle size ranged between 9.7 and 27.5 nm and it decreased with increasing the Mo content. …”
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790
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791
Chemical characterization and therapeutic properties of Achillea biebersteinii leaf aqueous extract synthesized copper nanoparticles against methamphetamine-induced cell death in P...
Published 2020“…Recently, scientist have used metallic nanoparticles for synthesizing many new drugs in the field of neurology. One of the metals used in the metallic nanoparticles is copper. …”
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792
Bryophyte cover and richness decline after 18 years of experimental warming in alpine Sweden.
Published 2020“…Total bryophyte cover declined in both heath and mesic meadow under experimental long-term warming (by 1.5-3 °C), driven by general declines in many species. …”
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793
Galvanic exchange as a novel method for carbon nitride supported coag catalyst synthesis for oxygen reduction and carbon dioxide conversion
Published 2019“…Both the catalysts, Co/CN and CoAg/CN, were evaluated for oxygen reduction reaction in 1M KOH solution and carbon dioxide conversion in 0.5 M KHCO3. …”
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794
Machine learning-based management of electric vehicles charging: Towards highly-dispersed fast chargers
Published 2020“…ML models used in this paper are (1) Decision Tree (DT), (2) Random Forest (RF), (3) Support Vector Machine (SVM), (4) Naïve Bayes (NB), (5) K-Nearest Neighbors (KNN), (6) Deep Neural Networks (DNN), and (7) Long Short-Term Memory (LSTM). …”
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795
Investigation of gas-liquid flow using electrical resistance tomography and wavelet analysis techniques for early kick detection
Published 2021“…An increase in the liquid flow rate and eccentricity by 60% and 30% decreased the gas volume fraction by an average of 32.8% and 5.9% respectively, whereas an increase in the inclination by 80 increased the gas volume fraction by an average 42%. …”
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796
Type 2 diabetes epidemic and key risk factors in Qatar: A mathematical modeling analysis
Published 2022“…Obesity prevalence increased from 8.2% to 12.5%, smoking declined from 28.3% to 26.9%, and physical inactivity increased from 23.1% to 26.8%. …”
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797
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798
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799
A process for CO2 capture and brine salinity reduction through reaction with potassium hydroxide: A multi-stage evaluation
Published 2022“…removal were increased to 65% and 64.5%, respectively. In the third method, the recovery of Ca2+ and Mg2+ was approximately 76.3% and 94.6%, respectively, following the pre-treatment step (filtration), followed by the same stages as in the second method. …”
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800