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Interface modification of compatibilized polyethylene terephthalate/polypropylene blends: Effect of compatibilization on thermomechanical properties and thermal stability
Published 2015“…PET, PP, and SEBS-g-MAH were melt-blended in a single stLGusing the counter rotating twin screw extruder with compatibilizer concentrations of 0, 5, 10, and 15 phr, respectively. …”
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An Overview of Solid Waste Management and Plastic Recycling in Qatar
Published 2012“…The analysis showed that Qatar produced around 2,000,000 tons of solid municipal waste annually, corresponding to a daily generation rate per capita of about 2. 5 kg. …”
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405
Comparison of fosfomycin against fluoroquinolones for transrectal prostate biopsy prophylaxis: an individual patient-data meta-analysis
Published 2018“…Purpose: Rectal culture screening for fluoroquinolone (FQ)-resistant Enterobacteriaceae before transrectal ultrasound guided prostate (TRUSPB) biopsy and targeted antibiotic prophylaxis (TAP) may decrease post-TRUSPB infection rates compared to empiric (EAP) regimens. …”
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406
Application of natural compounds–based gold nanoparticles for the treatment of hemolytic anemia in an anemic mouse model: Formulation of a novel drug from relationship between the...
Published 2020“…TEM and FE-SEM images showed the biosynthesized nanoparticles as having a uniform spherical morphology and diameters in the range of 5–30 nm. …”
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Development of value-added polyethylene grades with extended service lifetime: Weathering resistant flame retarded materials for outdoor applications
Published 2021“…The target was to reach V0 classification in UL94V flammability tests, while to a large extent maintaining the mechanical properties, such as, tensile and impact strength of the investigated polymers, thus ensuring that the additives do not interfere significantly with the material quality. …”
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valuation of salt tolerance in selected Qatari halophytes at the two initial growth stages
Published 2016“…Most of the studied species had a degree of germination up to 200 mM NaCl. The recovery of seeds subjected to high salt concentration have shown a rapid high percentage recovery up to 94% after being subjected to 600 mM NaCl for Halopeplis perfoliata. …”
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410
Global, regional, and national age-sex-specific burden of diarrhoeal diseases, their risk factors, and aetiologies, 1990–2021, for 204 countries and territories: a systematic analy...
Published 2024“…The most pronounced decline was in children younger than 5 years, with a 79·2% (72·4–84·6) decrease in diarrhoeal deaths. …”
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Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials
Published 2014“…Elongation at break decreased as paraffin wax content increased, and Young's modulus decreased with wax content but in the case of blends with a 30vol. % of wax and more, brittle rupture occurred and no yield point was observed.…”
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Drive-up INR testing and phone-based consultations service during COVID-19 pandemic in a pharmacist-lead anticoagulation clinic in Qatar: Monitoring, clinical, resource utilization...
Published 2021“…Methods: The study comprised of two components: a retrospective cohort study of all eligible patients who attended anticoagulation clinic over 1-year period (6 months before and 6 months after service transition) and a cross-sectional survey of eligible patients who agreed to provide data about their satisfaction with the new service. …”
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Microstructure and compressive behavior of Al-Y2O3 nanocomposites prepared by microwave-assisted mechanical alloying
Published 2019“…The Al–1.5 vol. % Y2O3 nanocomposite exhibited the best ultimate compressive strength and yielded a strength of 359 ± 7 and 111 ± 5 MPa, respectively. …”
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Enhancing thermal and mechanical response of aluminum using nanolength scale TiC ceramic reinforcement
Published 2018“…the present work, nano-sized titanium carbide (0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were synthesized by powder metallurgy incorporating microwave sintering and hot extrusion. …”
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Enhanced performance of nano-sized SiC reinforced Al metal matrix nanocomposites synthesized through microwave sintering and hot extrusion techniques
Published 2017“…In the present study, nano-sized SiC (0, 0.3, 0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were fabricated by microwave sintering and hot extrusion techniques. …”
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Enhancing compressive, tensile, thermal and damping response of pure Al using BN nanoparticles
Published 2018“…The addition of BN nanoparticulates enhanced the damping characteristics of pure Al with Al-1.5 vol.% BN nanocomposite exhibiting the maximum damping capacity and damping loss rate with a minimum change in elastic modulus. …”
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Seasonal Variations of Acoustic Properties in Ropme Sea Area
Published 1993“…The horizontal distributions of the anomaly of the vertically averaged sound speed from 1500 m/s showed a minimum deviation (5-10 m/s) in the area delineated by 22-24°N and 60-62°E, i.e., in Gulf of Oman where the depths exceed 2000 meters. …”
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Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride
Published 2019“…Herein, the inhibition efficiency of a new corrosion inhibitor, behentrimonium chloride (BTC, C25H54ClN), is explored in a simulated-concrete pore solution (SCP) with 3.5 wt.% NaCl at different pH using electrochemical impedance spectroscopy (EIS) and polarization methods. …”
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