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221
Levels and indoor–outdoor relationships of PM10 and soluble inorganic ions in Beirut, Lebanon
منشور في 2009"…In this study, 78 PM10 samples were collected on Teflon filters using an active sampler at a flow rate of 5 L/min. PM10 mass concentrations were determined by gravimetric analysis, and inorganic chemical speciation was carried out using ion chromatography. …"
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article -
222
Aluminium doped ZnO nanostructures for efficient photodegradation of indigo carmine and azo carmine G in solar irradiation
منشور في 2023"…The reduction in crystallite size, band gap and increased lattice strain for the 4% AZO was the primary reason for the degradation in visible irradiation, degrading 97 and 99% equimolar concentrations of indigo carmine and azo carmine G in 140 min. …"
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223
Evaluation of the efficiency of ionic liquids in the demulsification of oil-in-water emulsions
منشور في 2021"…The D% achieved within 20 min of treatment with HILs-1, HILs-2, and Non-HIL was found to be ∼97.7%, 88.2%, and 85.2%, respectively. …"
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224
Cognitive Vigilance Enhancement using Audio Stimulation of Pure Tone at 250 Hz
منشور في 2021"…Besides, we found that 30 min of audio stimulation has reduced the RT by 32% from the beginning to the end of VE phase of the experiment. …"
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article -
225
Influence of temperature on tire-pavement noise in hot climates: Qatar case
منشور في 2021"…However, no clear dependence on the temperature coefficient on the vehicle’s speed is observed in this study.…"
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article -
226
Teachers’ Job Satisfaction in Instructional Delivery Modalities, and the Role of School Leaders: a Study among Selected Private Schools in Abu Dhabi.
منشور في 2022"…For example, the interviews recommended that school leaders are invited to build an active channel of communication with their teachers, share the decision-making process with them, decrease the workload, raise the teachers’ autonomy, and establish a remuneration system.…"
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227
Risk of venous thromboembolism outweighs post-hepatectomy bleeding complications
منشور في 2012"…Other factors independently associated with VTE were aspartate aminotransferase (AST) 27 (P = 0.022), American Society of Anesthesiologists (ASA) class 3 (P < 0.001), operative time >222 min (P = 0.043), organ space infection (P < 0.001) and length of hospital stay 7 days (P = 0.004). …"
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article -
228
Reliability of high strain ionomeric polymer transducers fabricated using the direct assembly process
منشور في 2007"…Water-hydrated transducers dehydrate and stop moving within 5 min while operating in air under the application of ± 2 V. …"
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article -
229
SARS-CoV-2 Variants in Lebanon
منشور في 2024"…A total of 222 RNA samples were collected, reverse transcribed, amplified, and sequenced using the Nanopore MinION sequencing platform. Genomes were generated using the artic nCoV-2019 bioinformatics protocol. …"
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masterThesis -
230
Recyclable polyaspartate-coated magnetic nanoparticles for sustainable control of calcite and barite scales in oilfield operations
منشور في 2026"…<p dir="ltr">Scale formation is a major challenge in hydrocarbon production, leading to decreased efficiency, equipment damage, and increased operational costs. Conventional chemical inhibitors used to prevent scaling are often non-recyclable and generate continuous chemical discharge, raising environmental concerns. …"
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231
Evaluation of activated carbon fiber packed-bed for the treatment of gas-to-liquid wastewater: experimental, modeling and ASPEN Adsorption simulation
منشور في 2024"…Breakthrough curves were constructed to assess column performance, with parameters, such as feed flow rate (5 and 10 mL/min) and packing mass (5 and 10 g) systematically varied. …"
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232
Biochar yield prediction using response surface methodology: effect of fixed carbon and pyrolysis operating conditions
منشور في 2023"…<p dir="ltr">Generating value from wastes via pyrolysis has been increasingly researched in recent times. Biochar is a versatile pyrolysis product with yields based on many process parameters, including feedstock type and particle size, and operating conditions such as pyrolysis reactor, heating rate, residence time, and reaction temperature. …"
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233
Comparing WZB117-liposome Synthesis via Thin-film Hydration and Microfluidic Methods
منشور في 2025احصل على النص الكامل
doctoralThesis -
234
Assessment of High-resolution Local Emissions and Land-use in Air Quality Forecasting at an Urban, Coastal, Desert Environment
منشور في 2022"…The model’s forecast accuracy was assessed against measurement data from five ground air quality monitoring stations in the greater metropolitan area of Doha over a one-month period. …"
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235
The Effects of Online Formative and Summative Assessment on Test Anxiety and Performance: A Study Among First-Year Undergraduate Students at A Higher Education Institution in Abu D...
منشور في 2019"…The presented study was conducted to provide greater insight into the potential positive, neutral and/or negative effects of online formative and summative assessment on test anxiety and performance. …"
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236
Assessing the Built Environment’s Reflectivity, Flexibility, Resourcefulness, and Rapidity Resilience Qualities against Climate Change Impacts from the Perspective of Different Sta...
منشور في 2023"…<p dir="ltr">The frequency and severity of climate change are projected to increase, leading to more disasters, increased built environment system (BES) vulnerability, and decreased coping capacity. Achieving resilience objectives in the built environment is challenging and requires the collaboration of all relevant sectors and professionals. …"
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237
Influence of temperature on tire-pavement noise in hot climates: Qatar case
منشور في 2021"…There is an apparent trend of decreasing temperature coefficient with increasing mean texture depth of dense graded asphalt pavements. …"
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238
Dynamic Analysis of Flexible Mechanisms with Clearance
منشور في 2016احصل على النص الكامل
doctoralThesis -
239
Novel paclitaxel formulations solubilized by parenteral nutrition nanoemulsions for application against glioma cell lines
منشور في 2016"…The zeta potential of linoleic had a greater negative value than that of Intralipid.Loading efficiencies for paclitaxel were 70.4–80.2% and 44.2–57.4% for Clinoleic and Intralipid formulations, respectively. …"
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article -
240
Enhanced oil recovery using hyperbranched polyglycerol polymer-coated silica nanoparticles
منشور في 2021"…The kinetic of oil recovery follows the PSO with a K<sub>2</sub> of 0.0169 g/mg. min. Surface modification of Fe–Si-MNPs enhanced the oil adsorption, increased the adsorption capacity, and extended the service life resulting in a better cost and process feasibility.…"