Pd nanocrystals encapsulated in MOF-derived Ni/N-doped hollow carbon nanosheets for efficient thermal CO oxidation: unveiling the effect of porosity حسب Ipadeola, Adewale K.

"…This is evidenced in the great ability of Pd/Ni-MOF-HNC to utterly oxidize CO at a lower complete conversion temperature (T100) of 114.5 °C compared with Pd/Ni-MOF-NC (153.8 °C) and Pd/C (201.5 °C) under atmospheric pressure. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Specific Bioactive Compounds from Ginger, Tea, and Apple Prevent Diabetes-Related Cataract Via Inhibition of Aldose Reducatse حسب 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. …"
احصل على النص الكامل
احصل على النص الكامل

Recycled Concrete Used in Subbase in Potential Use for Road Base and Cement Bounded Material (CBM) حسب Ahmad, Hassan Haidar

"…This paper will focus on the fine recycled concrete (FRC) 0-5 mm as a fine aggregate material in the mix design for constructing the base road layers under the Asphalt layers and how using crushed concrete can increase the quality and change the classification of the base aggregate mixes. …"
احصل على النص الكامل
احصل على النص الكامل

Computational approach to unravel the impact of missense mutations of proteins (D2HGDH and IDH2) causing D-2-hydroxyglutaric aciduria 2. حسب Thirumal Kumar, D

"…In the case of D2HGDH protein, the mutations I147S and V444A that are positioned in the beta sheet region exhibited higher Root Mean Square Deviation (RMSD), decrease in compactness and number of intramolecular hydrogen bonds compared to the mutations N439D and D375Y that are positioned in the turn and loop region, respectively. …"
احصل على النص الكامل
احصل على النص الكامل

Forecast of the outbreak of COVID-19 using artificial neural network: Case study Qatar, Spain, and Italy حسب Shawaqfah M.

"…The model sensitivity was analyzed using the root mean square error (RMSE), the mean absolute percentage error and the regression coefficient index R2, which yielded highly accurate values of the predicted correlation for the infected and dead cases of 0.99 for the dates considered. …"
احصل على النص الكامل
احصل على النص الكامل

The Structure of the Free Volume in Poly(styrene-co-acrylonitrile) from Positron Lifetime and Pressure Volume Temperature (PVT) Experiments حسب Dlubek, Gunter

"…The mean hole volume, vh, varies in PS between 105 Å3 (27 °C) and 220 Å3 (190 °C), and shows a systematic decrease with increasing AN content, at Tg from 121 Å3 for PS to 102 (±2) Å3 for SAN50. …"
احصل على النص الكامل
احصل على النص الكامل

Alveolar bone changes following bi-maxillary vertical molars' movements using clear aligners حسب Al-Warafi, Leena Ali

احصل على النص الكامل
احصل على النص الكامل

Utilization of Emergency Services by Children with Asthma in Qatar حسب Arafah, Dima

"…Background: Asthma is a leading chronic disease in children worldwide, which if left untreated or poorly controlled, can lead to altered lung function and poor quality of life. 1 Early detection and improved control of asthma are recommended to decrease utilization of emergency services and hospitalizations. …"
احصل على النص الكامل
احصل على النص الكامل

Higher egg consumption associated with increased risk of diabetes in Chinese adults - China Health and Nutrition Survey. حسب Wang, Yue

"…Egg consumption at each survey was assessed by a 3-d 24-h recall and weighed food record methods. …"
احصل على النص الكامل
احصل على النص الكامل

Electrocatalytic arsenite oxidation in bicarbonate solutions combined with CO2 reduction to formate حسب Wonjung, Choi

"…However, the application of a potential higher than the peak (E > Ep,As) leads to a significant decrease in the FE due to water oxidation. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

INVESTIGATION OF SPATIOTEMPORAL VARIABILITY AND CONTAMINATION OF PLASTIC MARINE DEBRIS IN QATAR’S COASTAL WATERS حسب Abayomi, Oyebamiji Abib

"…There has been a tremendous proliferation in plastic production in the last five decades due to its low cost and versatile applications. …"
احصل على النص الكامل

Linear hydrogen gas sensors based on bimetallic nanoclusters حسب Ayesh, Ahmad I.

احصل على النص الكامل
احصل على النص الكامل

Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment حسب Ben-Hamadou, Radhouane

"…There has been a tremendous proliferation in plastic production in the last five decades due to its low cost and versatile applications. …"
احصل على النص الكامل
احصل على النص الكامل

Bioremediation and nutrient removal from wastewater by Chlorella vulgaris حسب Znad H.

"…Over a 13-day period the highest biomass concentration Xmax of 1.6 g L−1 was attained for PWW with corresponding values of 1.2 d−1, 80% and 100% for μ, and TN and TP RE respectively. μ decreased to 0.75 d−1 for a 75%:25% blend of PWW with MLA and to 0.54 d−1 on further decreasing the blend ratio to 25:75 PWW: MLA, with corresponding TN removal efficiencies of 85% and 76% respectively; 100% removal of TP was obtained throughout. …"
احصل على النص الكامل
احصل على النص الكامل

Molecular dynamics of CH4/CO2 on calcite for enhancing gas recovery حسب Carchini, Giuliano

"…These results highlight how the CO2 geometry of adsorption is well defined and characterized by strong interaction, while methane adsorption is quite loose and depicts a very dynamic picture. Focusing on the effect of pressure, RDF peaks intensities increase, although this effect is limited to the 1-5 MPa range. …"
احصل على النص الكامل
احصل على النص الكامل

Effect of Magnetic Baffles and Magnetic Nanofluid on Thermo-Hydraulic Characteristics of Dimple Mini Channel for Thermal Energy Applications حسب Souayeh, Basma

"…The increment changed to 1.82%, 8.16%, and 22.31% for a pitch = 5 mm and 1.01%, 5.96%, and 21.38% for a pitch = 2.5 mm. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Nonlinear stochastic modeling for optimal dispatch of distributed energy resources in active distribution grids including reactive power حسب Mehrjerdi, Hasan

احصل على النص الكامل
احصل على النص الكامل

Effect of outdoor temperature on the power-conversion efficiency of newly synthesized organic photosensitizer based dye-sensitized solar cells حسب Mehmood U.

احصل على النص الكامل
احصل على النص الكامل

Climatology and variability of wind speeds along the southwest coast of India derived from Climate Forecast System Reanalysis winds حسب Abdulla, Cheriyeri Poyil

"…The study reveals significant decreasing trends in annual mean wind speeds, of the order of −2.0 to −2.5 cm·s−1·year−1, for the period 1979–2019. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Modification of Pd/CeO2 catalyst by Atomic Layer Deposition of ZrO2 حسب Onn, Tzia Ming

"…Methane-oxidation rates in 0.5% CH4 and 5% O2 were slightly lower on the ZrO2-covered catalyst when both materials were calcined at 673 K but the activity of the ZrO2-modified catalyst did not decrease with catalyst calcination temperature. …"
احصل على النص الكامل
احصل على النص الكامل