Prospects Of Amino Acids And Ionic Liquids As Natural Gas Hydrate Inhibitors For Offshore Flow Assurance by Qureshi, M. Fahed Aziz

“…The results show that the selected amino acids and ionic liquids exhibit dual functional behaviour by providing the temperature shift of around 1.5-2.3 oC and delaying the hydrate formation time from 0.5-1.5 hr. …”
Get full text

Arabic gum as green agent for ZnO nanoparticles synthesis: properties, mechanism and antibacterial activity by Ba-Abbad, Muneer M.

“…The size of the spherically shaped ZnO NPs decreased with an increase in the amount of Arabic gum, up to an optimal 1.50 wt%. …”
Get full text
Get full text

Date palm wood flour/glass fibre reinforced hybrid composites of recycled polypropylene: Mechanical and thermal properties by AlMaadeed, Mariam A.

“…Morphological studies indicated that glass fiber has good adhesion with recycled PP supporting the improvement of the mechanical properties of hybrid composites with glass fiber addition. Addition of as little 5wt% glass fibre to wood flour reinforced RPP increases the tensile strength by about 18% relative to the wood flour reinforcement alone. …”
Get full text
Get full text
Get full text

CLINICAL AND ECONOMIC IMPACT OF GENETIC AND NON-GENETIC FACTORS ON INR NORMALIZATION IN PRE-OPERATIVE MANAGEMENT OF WARFARIN PATIENTS by ELJILANY, ISLAM AHMED SAYED AHMED

“…To optimize the period of preprocedural warfarin interruption to decrease the incidence of bleeding in case of bridging and the incidence of thromboembolism in case of non-bridging, a study was conducted to determine the influence of CYP2C9, VKORC1, CYP4F2, FII, and FVII genetic polymorphisms and non-genetic factors on INR decline in a cohort of Arabs undergoing a procedure that requires warfarin interruption and developing an algorithm to tailor the duration of warfarin interruption before the procedure. …”
Get full text

Structural and mechanical characterization of stir cast Al–Al2O3–TiO2 hybrid metal matrix composites by Ahamad, N.

“…Aluminium matrix reinforced with aluminium oxide?titanium oxide (2.5, 5.0, 7.5 and 10 wt.%) in equal proportion were prepared by stir casting. …”
Get full text
Get full text

Phase, microstructure and tensile strength of Al–Al2O3–C hybrid metal matrix composites by Ahamad, N.

“…Aluminium matrix reinforced with Al2O3–carbon (2.5, 5, 7.5 and 10 wt.%) in equal proportion was prepared by stir casting. …”
Get full text
Get full text

INVESTIGATION OF SPATIOTEMPORAL VARIABILITY AND CONTAMINATION OF PLASTIC MARINE DEBRIS IN QATAR’S COASTAL WATERS by Abayomi, Oyebamiji Abib

“…There has been a tremendous proliferation in plastic production in the last five decades due to its low cost and versatile applications. …”
Get full text

Molecular dynamics of CH4/CO2 on calcite for enhancing gas recovery by Carchini, Giuliano

“…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. …”
Get full text
Get full text

Long-Term Variability of Aerosol Concentrations and Optical Properties over the Indo-Gangetic Plain in South Asia by Shahid, Imran

“…The results show that seasonal MODIS–aerosol optical depth (AOD) during 2000−2020 in Lahore is 0.5, 0.52, 0.92, and 0.71, while in Islamabad 0.25, 0.32, 0.45, and 0.38, in Delhi 0.68, 0.6, 1.0, and 0.77, and in Dhaka 0.79, 0.75, 0.78 and 0.55 values are observed during different seasons, i.e., winter, spring, summer, and autumn, respectively. …”
Get full text
Get full text

Effect of hyperlipidemia on ketoconazole-midazolam drug-drug interaction in rat by Hamdy, D. A.

“…Normolipidemic and hyperlipidemic rats were administered a single intravenous dose of MDZ (5 mg/kg) with or without a single oral dose of racemic KTZ (40 mg/kg). …”
Get full text
Get full text

Improved flexible, controlled dielectric constant material from recycled LDPE polymer composites by Noorunnisa Khanam, P.

“…The relative permittivity reached a value of 4.9 at 1 kHz frequency, which is a good value for a flexible composite prepared from recycled material and it can be used in electrical devices and electronic packaging.…”
Get full text
Get full text
Get full text

Effect of outdoor temperature on the power-conversion efficiency of newly synthesized organic photosensitizer based dye-sensitized solar cells by Mehmood U.

“…The decrease in efficiency can be attributed to decrease in open-circuit voltage of cells. …”
Get full text
Get full text

Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment by Ben-Hamadou, Radhouane

“…m mesh size) towed off the side of the speedboat in undisturbed water for 5 minutes at 1.5 knots (Doyle et al., 2011). Next, collected materials in the cod were transferred into labeled, acid-treated insulated glass containers to prevent contamination. …”
Get full text
Get full text

Trends and Appropriateness of Sodium-glucose Co-transporter 2 Inhibitors Use in Qatar by Zaghloul, Nancy

“…Male gender (odds ratio [OR], 1.692; 95% confidence interval [CI], 1.015 to 2.822; P=0.044), patients with a baseline glycated hemoglobin (HbA1c) >7% (OR, 3.219; 95% CI, 1.838 to 5.637; P<0.001) and atherosclerotic cardiovascular disease (ASCVD) (OR, 2.182; 95% CI, 1.053 to 4.523), patients on metformin (OR, 7.556; 95% CI, 4.460 to 12.802; P<0.001), sulfonylureas (OR, 2.301; 95% CI, 1.160 to 4.563; P=0.017), and dipeptidyl peptidase 4 inhibitors (DPP4is) (OR, 3.430; 95% CI, 2.004 to 5.871; P<0.001) were more likely to be prescribed a SGLT2i. …”
Get full text

Empower Generations: Longitudinal Study for National Capacities in Life Sciences and Healthcare by Althani, Asmaa Ali J.F.

“…Background: The decrease in the number of adolescents showing genuine interest in the fields of healthcare has been one of the recent concerns worldwide. …”
Get full text
Get full text
Get full text

A lipidomic screen of hyperglycemia-treated HRECs links 12/15-Lipoxygenase to microvascular dysfunction during diabetic retinopathy via NADPH oxidase by Ibrahim, Ahmed S.

Get full text
Get full text

Improved mechanical properties of recycled linear low-density polyethylene composites filled with date palm wood powder by AlMaadeed, Mariam A.

“…A maximum value of 1989MPa was observed for the composite filled with 70wt.% filler, which was approximately 6.5times higher than that observed for neat RLLDPE. …”
Get full text
Get full text
Get full text

Tribological studies of nanomodified mineral based multi-grade engine oil by Laad, M.

“…Tests were carried under loads of 40N, 60N and 90N at sliding speeds 0.5 m/s, 1.0 m/s and 1.5 m/s. Nanoparticle concentration in the mineral oil was taken as 1.5 wt%. …”
Get full text
Get full text

Effects of superelastic nano-NiTi additions on electroless Ni –P coating properties under bending by MacLean M.

“…In this study, electroless Ni –P-nano-NiTi composite coatings containing 5.14 wt%, 6.07 wt%, and 7.02 wt % NiTi were subjected to three-point bend testing in order to determine bending properties. …”
Get full text
Get full text

Superior photocatalytic activity of Cu doped NiWO4 for efficient degradation of benzene in air even under visible radiation by Tri N.L.M.

“…The maximum benzene removal efficiency and its mineralization via visible light photocatalysis of the 3Cu-NiWO4 were 93.7 and 96.5%, respectively. The synthesized Cu-NiWO4 photocatalyst also presented great stability in benzene removal processes. - 2019 Elsevier B.V.…”
Get full text
Get full text