Thermoelectric properties of SbNCa3 and BiNCa3 for thermoelectric devices and alternative energy applications حسب Bilal, M.

"…The maximum values of thermal conductivity are 92×1014 W/m K s and 88×1014 W/m K s for SbNCa3 and BiNCa3 respectively at a temperature of 900 K. …"
احصل على النص الكامل
احصل على النص الكامل

Bioactive PCL matrices with a range of structural & rheological properties حسب Douglas, P.

"…Increased loading of PEG to 25% (w/w) caused a 10-fold increase in the melt flow index, a similar increase in the elongational viscosity, and a contact angle decrease of 10°, indicating that the resultant fluid was becoming more Newtonian. …"
احصل على النص الكامل
احصل على النص الكامل

Impact of combined oil-in-water emulsions and particulate suspensions on ceramic membrane fouling and permeability recovery حسب Abdalla M.

"…The addition of 1500 mg·L−1 of bentonite to a 10 vol.% emulsion resulted in a permeability decrease of 3.5–5 times over that recorded for the emulsion, and 8–36 times lower than that of the bentonite suspension. …"
احصل على النص الكامل
احصل على النص الكامل

Thermodynamic analysis of solar-driven chemical looping steam methane reforming over Cr2O3/Cr redox pair حسب Bhosale, Rahul

"…In case of the CSH process, when the TL increases from 500 to 1400 K, the Q solar CSH decreases by 54.5 kW and further surge in the TL from 1400 to 2050 K yields into upturn in the Q-solar-CSH by 108.5 kW. …"
احصل على النص الكامل
احصل على النص الكامل

Effect of using Cement Kiln Dust as a nano-material on the strength of cement mortars حسب Alnahhal, Wael

احصل على النص الكامل
احصل على النص الكامل

Mixed Solid Municipal Waste-Based Biochar for Soil Fertility and Greenhouse Gas Mitigation حسب Bansode, Rishipal

"…Municipal solid waste management is one of the major challenges facing Qatar with more than 2.5 million tons of municipal solid waste each year, a very high waste generation rate in a country with small land mass. …"
احصل على النص الكامل
احصل على النص الكامل

Radiofrequency Ablation Versus Antiarrhythmic Drug Therapy for Atrial Fibrillation: Meta-analysis of Safety and Efficacy حسب Yi F.

احصل على النص الكامل
احصل على النص الكامل

Effect Of The Apical Ectodermal Ridge On Mitotic Index In Hind Limb Bud Mesenchyme In Bufo Regularis حسب Abdel Karim, Ahmed E.

"…The operated bud (80% of cases) showed a decrease in its volume and there was no significant difference in mesenchyme MI. …"
احصل على النص الكامل

Short-term greenhouse emission lowering effect of biochars from solid organic municipal wastes حسب Rehrah D.

"…Here, soil–biochar mixtures (0–2%w/w) were incubated in greenhouse settings for 120 days at 10% soil moisture. …"
احصل على النص الكامل
احصل على النص الكامل

Study the efficiency of Ultrasonic Technology in Removal of Algae from Surface Waters حسب Maarouf, Alaa

"…The dominant algae genus was identified using a light microscope, and ultrasound waves with a low frequency of 40 kHz and a power density of 0.024 W/cm³ were applied at different time intervals (0 – 80 minutes) at time intervals of 5 minutes. …"
احصل على النص الكامل

Screening of Qatari Microalgae and Cyanobacteria for Application in CO2 Utilization حسب Schipper, Kira

"…The tolerance of the strains to increased concentrations of CO2 in the gas phase was also studied for CO2 concentrations ranging from 5% to 30% (v/v). With productivities of 53.7 ± 11.4, 162.2 ± 5.4, 333.8 ± 29.1 and 312.8 ± 12.8 mg L-1 d-1 for 5, 10, 20 and 30% CO2 respectively, Tetraselmis sp. showed that a significant productivity increase could be obtained with increased CO2 concentrations. …"
احصل على النص الكامل
احصل على النص الكامل

Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends حسب Elkelawy, Medhat

"…Through performance tests, it was found that 15 ml of n-pentane per liter was the best addition as it caused an increase in the brake thermal efficiency of 7.1% and a decrease in brake specific fuel consumption of 6.4% compared to the elegant B50. …"
احصل على النص الكامل
احصل على النص الكامل

Uncovering the Epigenetic Contribution of Protein Arginine Methyltransferase 5 (PRMT5) during Zebrafish Cardiomyogenesis حسب Zakaria, Zain Zaki

"…This was accompanied by a moderate decrease in blood flow (20%), significantly higher decrease in general cardiac output (65%), and reduction in red blood cells count (50%). …"
احصل على النص الكامل

Global patterns and predictions of seafloor biomass using random forests حسب Wei, C.-L.

احصل على النص الكامل
احصل على النص الكامل

Influence of anionic surface modifiers on the thermal stability and mechanical properties of layered double hydroxide/polypropylene nanocomposites حسب Yang, J.H.

احصل على النص الكامل
احصل على النص الكامل

Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar حسب Khaled, Salma M.

احصل على النص الكامل
احصل على النص الكامل

Numerical evaluation of the thermal performance of a near-surface earth-to-air heat exchanger with short-grass ground cover: A parametric study حسب Pakari, Ali

"…By increasing the soil thermal conductivity from 1 to 5 W m−1 K−1 the outlet temperature decreased by about 4.4 °C.…"
احصل على النص الكامل
احصل على النص الكامل

The Impact of COVID-19 on the HIV Cascade of Care in Botswana – An Interrupted Time Series حسب Sehurutshi, Alice

"…In multivariable Poisson interrupted time series regression, the COVID-19 lockdown was associated with a 27% decrease in the monthly numbers of HIV tests (IRR 0.73, 95%CI 0.72–0.73), a 25% decrease in HIV positive tests (IRR 0.75, 95%CI 0.71–0.79), and a 43% reduction in ART initiations (IRR 0.57, 95%CI 0.55–0.60). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

A new design of solar tower system amplified with a thermoelectric unit to produce distilled water and power حسب Khanmohammadi, Shoaib

"…Additionally, the results show that employing TEGs in the primary system leads to the net output power, energy, and exergy efficiencies increment about 941 kW, 3.7%, and 5.28%, respectively. Based on the parametric analysis with an increasing inlet temperature of the gas turbine, the net output power, energy, and exergy efficiencies, and volume flow rate of the freshwater increase. …"
احصل على النص الكامل
احصل على النص الكامل

Complex-impedance response of an Ag/TeO2-V2O5/Ag structure حسب El-Muraikhi, M.

"…The ac conductivity of glass samples of composition 50 mol% TeO2 and 50 mol% V2O5 has been analyzed. …"
احصل على النص الكامل
احصل على النص الكامل