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761
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762
Binding energy, structural, and dielectric properties of thin film of poly(aniline-co-m-fluoroaniline)
Published 2018“…The permittivity of copolymer PA-co-m-FA50 has a higher value than polyaniline in the high-frequency regime and decreases with the increase of frequency. …”
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763
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764
Development of an Air-Cooled Induction Manifold for Diesel Engines in Hot and Humid Climate
Published 2022“…For the emissions, there was a considerable reduction rate in NOx emissions with about 83% at 20 °C as well as a 50% reduction in hydrocarbon (HC) emissions compared with 45 °C. …”
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765
Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity
Published 2023“…QUCCCM31 and Tetraselmis sp. QUCCCM50 presenting a cell size of ?2 ?m, ?5 ?m, and ?…”
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766
Towards understanding the effects of climatic and environmental factors on solar PV performance in arid desert regions (Qatar) for various PV technologies
Published 2012“…Results obtained show that mono-crystalline PVs have efficiencies as high as 85% compared to 70% for amorphous ones. Also, dust accumulation degrades more critically the efficiency of amorphous and mono-crystalline silicon PVs than the panel's temperature or relative humidity. …”
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767
Development and in Vitro Testing of a Nitric Oxide Nanoparticle Carrier for Acute Lung Injury
Published 2020“…Also NO secretion was shown to decrease stiffness in various tissue types which can aid as a treatment of conditions like ARDS.One issue with using NO is that the life-time is too short so the treatment is not very effective. …”
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768
Processing, characterization and modeling of recycled polypropylene/glass fibre/wood flour composites
Published 2014“…Polypropylene (PP) is one of the most common thermoplastic materials in the world. …”
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769
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770
Screening of Qatari Microalgae and Cyanobacteria for Application in CO2 Utilization
Published 2018“…The most productive strain was Tetraselmis sp., with a maximum biomass productivity of 157.7 ± 10.9 mg L-1 d-1 at 30˚C, with a decreasing productivity for increasing temperatures. …”
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771
Deoxygenation of pyrolysis vapour derived from durian shell using catalysts prepared from industrial wastes rich in Ca, Fe, Si and Al
Published 2020“…The liquid yield and yield of esters decreased with increasing catalyst loading. Hydrocarbons (mainly neopentane) were the major chemical compounds found in bio-oil produced over AS-EAF. …”
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772
A resource provisioning framework for bioinformatics applications in multi-cloud environments
Published 2018“…However, the lack of standards in cloud computing leads to interoperability issues among the providers rendering the selected one unalterable. Furthermore, even a single provider offers multiple configurations to choose from. …”
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773
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774
Photocatalytic and Superhydrophilic TiO2-SiO2 Coatings on Marble for Self-Cleaning Applications
Published 2021“…The 2D and 3D laser microscope analysis revealed surface structure and stable surface roughness of 1.0 µm. Such type of superhydrophilic TiO2 – SiO2 coating may be used to protect architectural heritage and buildings.…”
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775
Effects of covid-19 lockdown on physical activity, sedentary behavior, and satisfaction with life in Qatar: A preliminary study
Published 2021“…The largest reduction was detected for the sum parameter all physical activity (minutes per week, ηp2 = 0.67, p < 0.001; MET (metabolic equivalent of task)-minutes/week, ηp2 = 0.69, p < 0.001). Life satisfaction decreased, with the score for “I am satisfied with my life” (ηp2 = 0.76, p < 0.001) decreasing from 28.1 ± 4.81 to 14.2 ± 6.41 arbitrary units (AU). …”
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776
Computational Simulation Of Organic Rankine Cycle Retrofitted To Petroleum Well
Published 2014“…Current work, therefore, aims to develop a reliable heat transfer model to determine the extracted heat from the oil well, see Figure 1. The obtained results from the heat transfer model were used in another model, which simulate the organic Rankine cycle. …”
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777
Modeling of dual-metal Schottky contacts based silicon micro and nano wire solar cells
Published 2014“…The most efficient photovoltaic behavior is found to occur when one metal makes a Schottky contact with the wire, and the other makes an Ohmic contact. …”
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778
Perinatal outcomes following Helping Babies Breathe training and regular peer-peer skills practice among village midwives in Sudan.
Published 2017“…Drying of the newborn increased almost tenfold (8.4%, n=113 to 74.9%, n=1011) while suctioning of the mouth/nose decreased fivefold (80.3%, n=2442 to 14.4%, n=437) following HBBT(+RPPSP). …”
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779
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780
The effect of post-lunch napping on mood, reaction time, and antioxidant defense during repeated sprint exercice
Published 2021“…However, only N20 enhanced post-exercise glutathione peroxidase activity (p < 0.001, d = 1.01) compared to pre-nap. Further, MCRT performance was higher after N20 compared to No-nap and N90 (p < 0.001, d = 1.15; d = 0.81, respectively). …”
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