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501
Production and investigation of flexible nanofibers of sPEEK/PVP loaded with RuO2 nanoparticles
منشور في 2021"…The samples were synthesized with different concentrations of hydrous ruthenium chloride of 2 wt%, 5 wt%, and 10 wt%, and then annealed at a temperature of 300 °C for 4 h to form the ruthenium oxide nanoparticles. …"
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502
Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles
منشور في 2019"…For the particles obtained from nitrate, acetate, chloride and egg shell precursors respectively give dielectric constant (εʹ) values of 9.96, 13.22, 9.92 and 10.86 at 5 MHz. The εʹ and dielectric loss (εʹʹ) values for the HA nanoparticles decrease with increase in the applied frequency as well. …"
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503
Characterizing the dynamics of climate and native desert plants in Qatar
منشور في 2024"…However, the probability of rainfall events over 80 mm was less than 5%, while low rainfall seasons (1–17 mm) were more likely (90–99% chance). …"
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504
Hydrogen energy systems: Technologies, trends, and future prospects
منشور في 2024"…Adoption at scale could decrease global <i>CO</i><sub><em>2</em></sub><sub> </sub>emissions by up to 830 million tonnes annually. …"
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505
A Machine Learning Approach on Chest X-Rays for Pediatric Pneumonia Detection
منشور في 2022احصل على النص الكامل
doctoralThesis -
506
Energy Efficient Refurbishment for Existing Office Building in UAE
منشور في 2011"…Upon preliminary screening a B+G+5 storey office building built in mid nineties was chosen as base building for the study. …"
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507
Optoelectronic properties of highly porous silver oxide thin film
منشور في 2021"…The Ag<sub>2</sub>O phase of silver oxide appears after 300 s of oxidation under the same conditions, while the optical transparency of the thin film decreases as plasma etching time increases. The sheet resistance of the final film is influenced by the oxidation time and the plasma application periodicity.…"
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508
Influenza prevalence and vaccine efficacy among diabetic patients in Qatar
منشور في 2023"…Among the typed IVA-positive cases, 33.4% were H1N1, and 7.7% were H3N2. A significant decrease in influenza infections was reported in vaccinated DM patients (14.5%) when compared to non-vaccinated patients (18.9%) (p-value = 0.006). …"
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article -
509
Student perceptions towards interprofessional education
منشور في 2016"…The Lebanese American University Interprofessional Education (LAU IPE) Steps Framework consists of a five-step workshop-based series that is offered throughout the curriculum of health and social care students at an American university in Lebanon. …"
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article -
510
The effect of soft background music, Mozart music, on the three levels of students' engagement. (c2016)
منشور في 2016"…The ABAB design was used to examine the effect of Mozart music on engagement. The following five instruments were used: SESQ-ENG, TERF-N, semi-structured interviews with the teachers, focus group interviews with the students, and observations. …"
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masterThesis -
511
Wales’ tourists not a burden for local healthcare
منشور في 2016"…<p>Researchers in southern Wales reviewed nine-years-worth of hospital data and found non-Welsh residents accounted for only 0.5% of unintentional injuries presenting to an emergency department.…"
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512
Global burden and strength of evidence for 88 risk factors in 204 countries and 811 subnational locations, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2...
منشور في 2024"…Estimates reported represent the mean value across 500 draws from the estimate's distribution, with 95% uncertainty intervals (UIs) calculated as the 2·5th and 97·5th percentile values across the draws. …"
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article -
513
Quantitative Compressibility Effects in Thermal Elastohydrodynamic Circular Contacts
منشور في 2015"…The results reconfirm the well-known observations that minimum film thickness is very little affected by lubricant compressibility while central film thickness decreases linearly with the increase in volume compression of the lubricant. …"
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article -
514
Fluid-Structure-Acoustic coupling analysis for external laminar and turbulent fluid flows
منشور في 2023"…The results indicate that the transmission loss is 27% more at the elastic plate’s highest position. By decreasing the length of the elastic plate by 50%, the mean transmission loss is reduced by 9%. …"
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515
A Comprehensive Method of Ion Exchange Resins Regeneration and Its Optimization for Water Treatment
منشور في 2020"…Water conductivity, as an indicator of regeneration efficiency, was monitored over time at the different conditions and scenario. In general, it was observed that the conductivity decreases with time until one point is reached and then starts to increase as a result of resin saturation. …"
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bookPart -
516
There Is Selective Increase in Pro-thrombotic Circulating Extracellular Vesicles in Acute Ischemic Stroke and Transient Ischemic Attack: A Study of Patients From the Middle East an...
منشور في 2019"…Compared to controls, there was also an increase in EVs derived from activated endothelial cells, platelets, granulocytes, leukocytes, and pro-coagulant EVs (Annexin V<sup>+</sup>) at 5 and 30-days following the acute events, while a decrease was observed in erythrocyte-derived EVs. …"
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517
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518
Design of an integrated system that combines the steam gasification of plastic waste and a solid oxide fuel cell for sustainable power generation
منشور في 2024"…Optimal conditions are met at gasifier temperature of 973 K, steam/feed ratio of 1.5, and CaO/feed ratio of 1. Moreover, using H<sub>2</sub> flow rates to assess SOFC performance reveal increasing activation and ohmic losses (0.04 to 0.09 V and 0 to 0.28 V) with a temperature increase (973–1473 K), while concentration losses decreased (0–0.10 V). …"
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519
Chemical characterization and cytotoxic activity evaluation of Lebanese propolis
منشور في 2017"…This increase in SubG0 was further investigated in Jurkat cells by annexinV/PI and showed an increase in the percentage of cells in early and late apoptosis as well as necrosis. …"
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article -
520
Regional variations in incidence of surgical site infection and associated risk factors in women undergoing cesarean section: A systematic review and Meta-Analysis
منشور في 2025"…Meta-regression showed a significant decrease in SSI incidence in HICs. Maternal factors, procedural aspects, and care quality were associated with SSI. …"
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article