Preparation and characterization of chemically synthesized polyaniline–polystyrene blends as a carbon dioxide gas sensor by J., Bhadra

“…The SEM results of the above polymerized blends reflect the formation of spherical nanoparticles with diameter ranging from 50nm to 90nm with a decrease in PS concentration that facilitates the formation of clusters. …”
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Impact of Draw Solution Concentration on Forward Osmosis Process: A Simulation Study by Alfahel, Radwan

“…Also, while increasing concentration of draw solution, energy consumption decreased. The maximum recovery rate of 33% was achieved using (0.5M NaCl) draw solution and a flow rate of 40000 m3/day. …”
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Trade Liberalization and Economic Diversification: A Dynamic CGE Model for The Economy of Qatar by Vellinga, Nico

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Effect of using Cement Kiln Dust as a nano-material on the strength of cement mortars by Alnahhal, Wael

“…The CKD was milled up to 4 hours in a planetary ball mill. In addition to the control cement mortar mixture with 0% CKD, a total of 28 concrete mortar mixtures were prepared with four different replacement percentages of nano-CKD (5, 10, 15, and 20 %), and seven different milling times (1, 1.5, 2, 2.5, 3, 3.5, and 4 hours). …”
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Influence of natural gas composition on adsorption in calcite Nanopores: A DFT study by Elbashier E.

“…The nanopores absorbed up to 28 and 24 molecules of CH4 and CO2, respectively, and the adsorption energy decreased to −0.0062 and −0.0075 eV/Å2 for each. Although the nanopore was filled spatially by the molecules, its surface still has an affinity to absorb more gas molecules energetically. …”
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EFFECT OF PHENOL AS A CONTAMINANT ON THE WILD PEARL OYSTER PINCTADA IMBRICATA RADIATA IN QATAR: ECOTOXICOLOGICAL APPROACH AND USE OF OYSTER SHELL STRUCTURE AS A POTENTIAL MITIGATIO... by BARAH, FARAHNAZ GHOLAMREZA

“…Phenol removal is a vital environmental concern due to its toxicity and hazard effects. …”
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Partial characterization Of an alkalophilic extracellular Crude pectinases from a bacillus Polymyxa strain by Al Rajabi, Ihab. I. [ايهاب الرجبي وعادل محاسنه]

“…Chelating agents such as lmM EDTA caused a decrease in pectate lyase activity by about 48%, nitrilotriacetate (NTA) also caused a decrease in activity of pectin lyase and pectate lyase by about 35% and 53% respectively. …”
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Khalasa date palm leaf fiber as a potential reinforcement for polymeric composite materials by Mahdi E.

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Socket Shield Technique to Improve the Outcomes of Immediate Implant: A Systematic Review and Meta-Analysis by Scarano, Antonio

“…Additionally, SST had a significant increase in implant stability (MD = 3.46, 95 % CI [1.22, 5.69], p = 0.002) and pink esthetic score (MD = 1.60, 95% CI [0.90, 2.30], p < 0.0001). …”
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Resistive room temperature LPG sensor based on a graphene/CdO nanocomposite by Goutham S.

“…The electrical resistance measurement at a constant bias voltage of 0.5 V. The sensor of type CdO/graphene (1 wt.%) exhibits a sensitivity of 600 ppm of LPG at 27 C. …”
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CO2 enhanced gas recovery and sequestration in depleted gas reservoirs: A review by Hamza A.

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Urology Residents' Perspectives on the In-House On-Call Systems: A Study in an Accredited Academic Center by Khalil, Ibrahim A. and Ibrahim, Tarek and Aldeeb, Maya and Mohamed, Ahmed and Ben Salah, Rym and Aboumarzouk, Omar M. and Al-Naimi, Abdulla

“…Quality of life and education: We adopted a validated survey based on a 5-point Likert scale to assess the residents' perception of the transition to a 12-hour on-call system on their quality of life and education. …”
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Methylated pentavalent arsenic metabolites are bifunctional inducers, as they induce cytochrome P450 1A1 and NAD(P)H:quinone oxidoreductase through AhR- and Nrf2-dependent mechanis... by Anwar-Mohamed, Anwar

“…Upon knockdown of AhR and Nrf2 the MMA(V)-, DMA(V)-, and TMA(V)-mediated induction of both CYP1A1 and NQO1 proteins was significantly decreased. …”
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Development of a Mechanistic and Data-Driven Model for Multiphase Flow Leak Detection in Pipeline by Barooah, Abinash

“…Data sets were generated for a wide range of geometric (3-5 inch pipe diameter, 2000-10000 feet pipe length, 500-1500 feet leak location, 0.2-3 inch leak opening diameter), hydrodynamic (Newtonian, air, CO2, N2) and operating conditions (0.3-0.628 outlet liquid fraction). …”
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Textile-Reinforced Mortar (TRM) System as a Strengthening Technique on Reinforced Concrete Beams by Afzal, Muhammad Shekaib

“…The cement-based mortar used in TRM acts as a barrier against chloride ions penetration thus protecting the main reinforcing bars from corrosion attack. …”
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Optimization of cultivation conditions for combined nutrient removal and CO2 fixation in a batch photobioreactor by Al Ketife, Ahmed MD

“…RESULTS Over 10 days the biomass concentration reached almost 3 g L−1 for Cc,g of 5% CO2, with corresponding values of 0.74 g L−1 day−1 and 1.17 day−1 for Rc and μ, respectively, and 100% nutrient (N and P) removals. …”
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Effect of Bariatric Surgery on Intima Media Thickness: A Systematic Review and Meta-Analysis by Jamialahmadi, Tannaz

“…Results: The meta-analysis of 30 trials, including 1488 subjects, demonstrated a significant decrease in IMT after bariatric surgery. …”
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A global multiregional life cycle sustainability assessment of national energy production scenarios until 2050 by Kucukvar M.

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Qatar Culture Collection of Microalgae: A Sustainable Source for Biodiesel Production and Omega Fatty Acid Compounds by Bounnit, Touria

“…In addition, we observed the presence of the omega-3 and 9 long-chain polyunsaturated fatty acids (LC-PUFAs), such as eicosapentaenoic (EPA, 20:5 n-3), docosahexaenoic (DHA, 22:6 n-3) and Nervonic Acid (C24:1 n-9) acids, which have a high commercial value and are known for their beneficial effects on human health…”
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A study on stability of active layer of polymer solar cells: effect of UV–visible light with different conditions by Mehmood U.

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