Foamed phase change materials based on recycled polyethylene/paraffin wax blends حسب Sobolčiak, Patrik

"….% of paraffin wax (PW) and foamed by 1,1′-azobiscarbamide. The protection of pores’ collapse during foaming process was insured through chemical cross-linking by organic peroxide prior foaming. …"
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Conversion of Organic Municipal Wastes into Biochars and their Effect on Fertility Parameters of Normal and Sabkha Soils of Qatar حسب Ahmedna, Mohamed

"…To each pot, sufficient amount of 0.25-mm sieved biochar was mixed with soil to yield carbon to soil ratios of 0, 1, and 2% (wt/wt). Box-Behnken experimental design was used instead of the full factorial to decrease the number of treatments to a manageable level (126 treatments) with three replications at the center. …"
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Green handover with a hybrid satisfaction mechanism حسب Zorba, Nizar

"…Green communications have emerged as one of the most important trends in wireless communications because of its several advantages of interference reduction, battery life increase and electrical bill cut. …"
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Low levels of Vitamin D during pregnancy associated with gestational diabetes mellitus and low birth weight: results from the MAASTHI birth cohort حسب Deepa, R.

"…For every one-unit increase in Vitamin D levels, Homeostatic Model Assessment for Insulin Resistance (HOMA-IR) decreased by nearly 18%. …"
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An improved asymmetrical multilevel inverter topology with reduced semiconductor device count حسب Sarwer, Zeeshan

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Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials حسب Sotomayor, M.E.

"…The blends were prepared from 5 to 50vol. % of paraffin wax employing a twin-screw extruder. …"
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Improvement of both lipid and biomass productivities of Qatar Chlorocystis isolate for biodiesel production and food security حسب Saadaoui, Imen

"…Indeed, culturing QUCCCM14 using f/2 medium with 10× NaH2PO4 (0.15 g L−1 NaNO3 and 5.6 mg L−1 NaH2PO4) resulted in an improvement of 3.178 folds the lipid productivity reaching 56.121 mg L−1 day−1 and enhanced the biomass productivity reaching 141.363 mg L−1 day−1, simultaneously. …"
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Synthesis of High-Antifouling and Antibacterial Ultrafiltration Membranes Incorporating Low Concentrations of Graphene Oxide حسب Alkhouzaam, Abedalkader Ibraheem

"…The pure water permeability (PWP) decreased with loadings of GO from 181.7 L.m-2.h-1.bar-1 of pure PSF to 181.1 and 167.4 L.m-2.h-1.bar-1 with 0.02 and 0.1 wt.% GO respectively. …"
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Individual and Synergic Effects of Phosphorus and Gibberellic Acid on Organic Acids Exudation Pattern, Ultra-Structure of Chloroplast and Stress Response Gene Expression in Cu-Stre... حسب Alatawi, Aishah

"…Results revealed that C. capsularis tolerated up to 200 mg kg−1 Cu concentration without a significant (P < 0.05) decrease in biomass, plant height and root length but further increase in Cu concentration from 400 mg kg−1 exhibited a significant reduction in plant height, root length, stem fresh weight, stem dry weight, plant fresh weight and plant dry weight. …"
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In vitro effects of hydrogen peroxide on rat uterine contraction before and during pregnancy حسب AlanaziR.

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Assessment strategies of different molten salts for heat transfer in tri-generation systems حسب Klaimi, Rachid

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Thermally conductive polyethylene/expanded graphite composites as heat transfer surface: Mechanical, thermo-physical and surface behavior حسب Sobolčiak, Patrik

"…This enhanced surface wettability was retained over a long time with only a 9% and 18% decrease in RF and corona plasma-treated samples' surface energy after two months. …"
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STRUCTURAL AND FUNCTIONAL APPROACHES TOWARD ACTIVITY RESTORATION OF NOVEL CYSTATHIONINE BETA-SYNTHASE MUTATIONS حسب AL-SADEQ, DUAA WALID

"…This reduced activity is consistent with both in vitro and in silico evidence, which indicates that the studied CBS mutations, except p.K72I, significantly decrease the overall protein's stability, which may represent the underlying cause of their pathogenicity. …"
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Optimizing nutrient removal of moving bed biofilm reactor process using response surface methodology حسب Almomani F.

"…Under optimized conditions (HRTtotal = 12.8 hr and R = 1.5) significant chemical oxygen demand removal (%CODremoval), %TNremoval and %TPremoval of 95.5%, 96.2%, 94.70% were attained. …"
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Removal of toxic pollutants from produced water by phytoremediation: Applications and mechanistic study حسب Atia, Fathy A.M.

"…This conclusion is verified by the shifting or disappearance in transmission bands at 1028, 1334, 2852 and 2921 cm−1. After PW treatment, the soil with sandy-loam texture used in this study showed a huge accumulation of sodium ions up to 17.6 × 103 mg/Kg. …"
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Outdoor scale-up of Leptolyngbya sp.: Effect of light intensity and inoculum volume on photoinhibition and -oxidation حسب Schipper, Kira

"…Indoor, the strain was capable of growing at light intensities of up to 5600 µmol photons/m2/s, at inoculation densities as low as 0.1 g/L (10% inoculation volume vol/vol). Levels of chlorophyll and phycocyanin showed a significant decrease within the first 24 h, indicating some level of photooxidation, however, both were able to recover within 72 h. …"
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Cultivating microalgae in desert conditions: Evaluation of the effect of light‐temperature summer conditions on the growth and metabolism of nannochloropsis qu130 حسب Jabri, Hareb Al

"…In the Qatar desert the temperature varies widely, typically between 10° and 45 °C There are also wide variations in light intensity, with values of over 1500 μmolhν.m−2s−1 in summer. A study of the effects of these thermal and light fluctuations is therefore essential for large‐scale outdoor production systems, especially during the summer when temperature and light fluctuations are at their highest. …"
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Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles حسب Sundarabharathi L.

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Changes in the burden and underlying causes of heart failure in the Eastern Mediterranean Region, 1990–2019: an analysis of the Global Burden of Disease Study 2019 حسب Razieh, Hassannejad

"…BackgroundThe burden of heart failure (HF) is high globally, but information on its burden in the Eastern Mediterranean Region (EMR) is limited. This study provides a systematic analysis of the burden and underlying causes of HF in the EMR, including at the country level, between 1990 and 2019. …"
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Concrete Pavement Truck Equivalence Factors For Upgrades حسب Razouki, Sabah Said

"…Presented in this paper are the upgrade truck equivalence factors for single unit trucks of type, 1.2 and 1.22 which are not covered by AASHTO. The equivalency factors for front and rear axles of single unit trucks were developed using AASHO Road Test equation after considering the decrease in front axle load and the increase in rear axle load due to the axle load redistribution on upgrades. …"
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