Experimental investigation of the influence of grain geometry on residual NAPL using synchrotron microtomography by Al-Raoush, Riyadh I.

“…Within a system composed of grains with similar shape characteristics, total NAPL-water interfacial area increases as grain sizes decrease where a large number of small blobs are trapped. …”
Get full text
Get full text

Analysis of dopant diffusion in molten germanium induced by pulsed nd : yag laser by Mousa, Ali M. [علي مطشر موسى]

“…Doped sample Tann = 200- 500 C for time t mn = 45 subjected to subsequent thermal annealing (at the temperature and to plused leacr annealing (en<5rgy density in a min) pluse E=5.2 - 9.5 J/cm2) in order to establish optimal condition. …”
Get full text

Association between Insulin and Nitric Oxide in Human Retinal Microvascular Endothelial Cells in vitro by Rizk, Nasser Moustafa

“…This study demonstrated that hyperglycemia causes an increase in ROS/oxidative stress and apoptosis, while insulin promotes a significant decrease in ROS and apoptosis. eNOS mediated NO production increases with hyperglycemia but remarkably decreases with insulin treatment after 1 hour, 2 hours and 4 hours. …”
Get full text
Get full text

Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials by Sotomayor, M.E.

“…The blends were prepared from 5 to 50vol. % of paraffin wax employing a twin-screw extruder. …”
Get full text
Get full text

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

“…Results The two-week prevalence of depressive symptoms (≥10 on the PHQ-9) was 6.6% in 2017 and 6.5% in 2020/2021 (p = 0.986). The two-week prevalence of anxiety symptoms (≥10 on the GAD-7) was 3.6% in 2018 and 5.1% in 2020/2021 (p = 0.062). …”
Get full text
Get full text

Fabrication of Selective Sensors for Hg2+ Traces in Water Using Graphene Decorated with Metal Nanoclusters by Ayesh, Ahmad I.

“…Gold nanoclusters were produced by the sputtering and inert gas condensation technique inside an ultra-high vacuum system. The system consists of three main chambers (source, mass filter, and deposition chambers) that were pumped initially to a base pressure of 10-8 mbar using two turbo pumps. …”
Get full text
Get full text

Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends by 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. …”
Get full text
Get full text

Uncovering the Epigenetic Contribution of Protein Arginine Methyltransferase 5 (PRMT5) during Zebrafish Cardiomyogenesis by 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%). …”
Get full text

Specific Bioactive Compounds from Ginger, Tea, and Apple Prevent Diabetes-Related Cataract Via Inhibition of Aldose Reducatse by Ahmedna, Mohamed

“…Results show that cell viability decreased to 93 ± 3%, 83 ± 6%, 65 ± 4% and 39 ± 3% at 10, 25, 50 and 100 mM of glucose on day 1 with further drastic decrease in cell viability to 73 ± 5%, 61 ± 3%, 35 ± 2%, and 11 ± 6%, respectively, on day 4 compared to the untreated cell. …”
Get full text
Get full text

The role of type II FB (I):Tl+ defect in laser light generation and color image formation at the low coordination surface sites of AgBr: Ab initio calculations by Shalabi, A.S.

“…The probability of orientational destruction of the two centers, attributed to the assumed saddle point ion configurations along the 〈1 1 0〉 axis, was found to decrease as the coordination number of the surface ions decreases. …”
Get full text
Get full text

Molecular and Structural Changes in Induced-Brain Stroke Tissue Using FTIR Imaging Spectroscopy, Scanning Electron and Atomic Force Microscopy by Ali, Mohamed H

“…In Fig. 5, there are spectral differences that assigned to ester and protein regions. …”
Get full text
Get full text

The Impact of COVID-19 on the HIV Cascade of Care in Botswana – An Interrupted Time Series by 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). …”
Get full text
Get full text
Get full text

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

“…The ac conductivity of glass samples of composition 50 mol% TeO2 and 50 mol% V2O5 has been analyzed. …”
Get full text
Get full text

Experimental studies on the biodiesel production parameters optimization of sunflower and soybean oil mixture and DI engine combustion, performance, and emission analysis fueled wi... by Elkelawy M.

“…70% biodiesel) were prepared to power a single cylinder diesel engine. The engine results as compared to diesel fuel, show a reduction in the rate of change of CO by 33.8% for D50B50. …”
Get full text
Get full text

A Model For A Narrow-Cut Fractionating Column by Farag, Hassan A.

“…The model can calculate boiling point and dew point on the feed plate, the number of liquid and vapour moles, the enthalpy of feed and the final product distribution at the top and bottom of the column. …”
Get full text

Investigation of the rheological properties of nanosilica-reinforced polyacrylamide/polyethyleneimine gels for wellbore strengthening at high reservoir temperatures by Shamlooh M.

Get full text
Get full text

Seasonal Variations of Acoustic Properties in Ropme Sea Area by El Gindy, A. A. H. [احمد عبد الحميد الجندي]

“…Sound speed was similar in the upper 60 meters. From an acoustic point of view, the basin west of 56°E is considered as a shallow area while the Gulf of Oman is a deep area. …”
Get full text

Sea water salinity detection using circular fringes formation based on diffraction of laser light by Ali H.

“…The main disadvantage of these voltage based sensors is that output voltage depends on temperature, ambient light and water clarity. In this paper a simple system for salinity detection in sea water is proposed and demonstrated using laser light and ultrasound. …”
Get full text
Get full text

Towards energy efficient and quality of service aware cell zooming in 5G wireless networks by Lateef, Hafiz Yasar

“…The extensive performance evaluation of our proposed dynamic cell zooming algorithm shows that our proposed algorithm can significantly decrease both system energy consumption and outage probability.…”
Get full text
Get full text

Corporate governance and cost of debt financing: Empirical evidence from Canada by Ghouma, Hatem

Get full text
Get full text