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Mechanism and kinetics of electrochemical degradation of uric acid using conductive-diamond anodes
منشور في 2016"…Results show that the increase of current density from 20 to 60 mA cm–2 leads to a decrease in the efficiency of the electrochemical process. …"
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The impact of using produced water for plant irrigation and its effects on plants and soil characteristics
منشور في 2017"…The results of polycyclic aromatic hydrocarbons (PAHs) extraction showed accumulation of less polar PAHs in 30% irrigated soil.…"
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Concrete Pavement Truck Equivalence Factors For Upgrades
منشور في 1999"…The upgrade truck equivalence factors were developed taking into consideration the following three values for upgrade namely; 0%, 8% and 12%, four values of slab thickness namely; 6, 8, 10 and 12 inches (15.24, 20.32, 25.40 and 30.48cm) and two extreme ratios of H / B of 0.2 and 1.0. …"
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Recycled Polypropylene Fibres for Reinforcing Cement Mortar under Arid Conditions
منشور في 2023"…It is also shown that under arid conditions, the presence of 1% of recycled polypropylene fibres in cement mortar leads to a considerable decrease in total shrinkage of about 46% and an increase in the flexural and compressive strength of about 24% and 26%, respectively, compared to control mortar (CM) at the age of 194 days. …"
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Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends
منشور في 2021"…To enhance engine performance, n-pentane was used in different extents of 5, 10, and 15 ml per liter as an enhancer additive. …"
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High-Rate Anaerobic Digestion of Waste Activated Sludge by Integration of Electro-Fenton Process
منشور في 2020"…Following EF pretreatment, the pH, conductivity, soluble chemical oxygen demand (SCOD), and volatile fatty acids (VFA) increased to 7.5, 13.72 mS/cm, 4.1 g/L, and 925 mg/L, respectively. Capillary suction time (CST) analysis highlighted the dewaterability effect of EF on WAS, as demonstrated by the decrease in CST from 429 to 180 s following 30 min of pretreatment. …"
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Removal of toxic pollutants from produced water by phytoremediation: Applications and mechanistic study
منشور في 2019"…Results showed that except M. sativa, tolerated up to 10% diluted PW with a 30% decrease in length and biomass compared to control treatment, all other plants could not survive. …"
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Removal of toxic pollutants from produced water by phytoremediation: Applications and mechanistic study
منشور في 2019"…Results showed that except M. sativa, tolerated up to 10% diluted PW with a 30% decrease in length and biomass compared to control treatment, all other plants could not survive. …"
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The effect of density in larval rearing of the pullet carpet shell Venerupis corrugata (Gmelin, 1791) in a recirculating aquaculture system
منشور في 2014"…The larval growth was not affected by the initial density until 40 larvae per mL, however, 200 larvae per mL decreased the larval growth in length nearly 54 μm. …"
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Environment Degradation and Economic Growth in the Qatar Economy: Evidence from a Markov Switching Equilibrium Correction Model
منشور في 2016"…From the economic perspective, this means that initially economic growth increases environment degradation and then declines it after a threshold point of income per capita. …"
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Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar
منشور في 2023"…The post-first omicron phase saw a drastic drop to 0.10 (95% CI 0.08 to 0.14) per 1000 person years, a 95.4% reduction. …"
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