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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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The Effect of Number of Corrugation on Crashworthiness of Aluminum Corrugated Tube under Lateral Loading
منشور في 2017"…Moreover, the plateau region in load-displacement curve decreases by increasing the number of corrugations and therefore the tube reaches its densification point earlier. …"
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Internet Searches for Medical Symptoms Before Seeking Information on 12-Step Addiction Treatment Programs: A Web-Search Log Analysis
منشور في 2019"…To this end, we used anonymized internet search engine data to investigate which medical conditions and symptoms preceded searches for 12-step meeting locators and general 12-step information.…"
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A Quadratic Non-Isolated High Step-Up Single-Input Dual-Output DC–DC Topology Based on Coupled Inductors with Low Input Current Ripple
منشور في 2025"…<p dir="ltr">This paper presents a new flexible high step-up DC-DC converter based on coupled inductors (CI), which operates as a Single-Input Dual-Output (SIDO) or Single-Input Single-Output (SISO) converter. …"
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The protective role of lidocaine in surgeries involving trigeminal nerve manipulation: a meta-analysis of trigeminocardiac reflex prevention
منشور في 2025"…Additionally, the lidocaine group had a relatively small change in HR, with a mean difference of -10.56 (95% CI -13.30 to -7.83 beat per minute, <i>P</i> = 0.00001). …"
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Predictors of prolonged hospitalization among geriatric trauma patients using the modified 5-Item Frailty index in a Middle Eastern trauma center: an 11-year retrospective study
منشور في 2025"…The female/male ratio was 17.5%/82.5%, and the mean injury severity score was 13 ± 9. The injury rate for age ≥ 65 was 24 per 10,000 compared to 10 per 10,000 in the younger group age (≥ 55–64). 35% of injuries occurred at home due to falls. …"
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Worldwide trends in blood pressure from 1975 to 2015: a pooled analysis of 1479 population-based measurement studies with 19·1 million participants
منشور في 2017"…Global age-standardised prevalence of raised blood pressure was 24·1% (21·4–27·1) in men and 20·1% (17·8–22·5) in women in 2015. Mean systolic and mean diastolic blood pressure decreased substantially from 1975 to 2015 in high-income western and Asia Pacific countries, moving these countries from having some of the highest worldwide blood pressure in 1975 to the lowest in 2015. …"
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Effect of Hypoxia on Maximal Fat Oxidation Rate During Incremental Cycling : Relationship to the Gas Exchange Threshold
منشور في 2024"…</p><h3>Conclusion</h3><p dir="ltr">MFO was markedly decreased in hypoxia during step incremental cycling in HYPO compared to NORM. …"
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Aortic valve function post-replacement of severe aortic stenosis by transcatheter procedure versus surgery: a systematic review and metanalysis
منشور في 2021"…TAVR was associated with 37% (95% CI [0.51–0.78) mean RR reduction of post-procedural PPM, a decrease that was not affected by the surgical risk at inclusion, neither by the transcatheter heart valve system. …"
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Effect of Hypoxia on Muscle Activation During Incremental Exercise at Equivalent Relative Intensity
منشور في 2024"…<h3>Introduction</h3><p dir="ltr">The objective of this study was to investigate the impact of hypoxia on the connection between metabolic stress, adjusted for relative intensity, absolute power production, and muscle activation as indicated by EMG activity in the context of step and ramp incremental exercise.</p><h3>Methods</h3><p dir="ltr">Seventeen healthy active adults, male and female, with a background in cycling, completed a ramp and step incremental exercise testing in normoxia (NORM; FiO<sub>2</sub>≈21%) and hypoxia (HYPO; FiO<sub>2</sub>≈13.5%) on four occasions. …"
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Renewable Energy Consumption and Carbon Emissions: Evidence from an Oil-Rich Economy
منشور في 2022"…The results reveal that renewable energy consumption has a negative impact on CO<sub>2</sub> emissions, while real GDP per capita has a positive effect. According to the findings, a 1% increase in renewable energy consumption leads to a 0.26% decrease in consumption-based CO<sub>2</sub> emissions, while a 1% rise in real GDP per capita leads to a 0.46% rise in consumption-based CO<sub>2</sub> emissions. …"
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Evaluation of the Analgesic Effect of Blood Flow Restriction Training in Patients With Anterior Knee Pain
منشور في 2023"…Results showed a significant pain reduction in step-down, shallow and deep single leg squat tests from baseline to post-BFR evaluation on day 1 and 2, this pain reduction sustained for 45 minutes from baseline at the post physiotherapy evaluation. …"
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Constitutive Modeling of the Tensile Behavior of Recycled Polypropylene-Based Composites
منشور في 2019"…These PP composites are subjected to repeated processing cycles, including a grinding step and an extrusion step to simulate recycling at the laboratory level, the selected reprocessing numbers for this study being 0, 3, 6, 9, and 12. …"
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Constitutive Modeling of the Tensile Behavior of Recycled Polypropylene-Based Composites
منشور في 2019"…These PP composites are subjected to repeated processing cycles, including a grinding step and an extrusion step to simulate recycling at the laboratory level, the selected reprocessing numbers for this study being 0, 3, 6, 9, and 12. …"
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Welding of Semiconductor Nanowires by Coupling Laser-Induced Peening and Localized Heating
منشور في 2015"…Laser sintering comprises the second step, where a nanosecond pulse laser beam welds the nanowires. …"
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Operation optimization of propane pre-cooled mixed refrigerant LNG Process: A novel integration of knowledge-based and constrained Bayesian optimization approaches
منشور في 2024"…At large-scale LNG production (10,000 tons per day), the reduction in the SEC is translated into an 18 MW decrease in compression power, saving approximately 4.7 million $ per year for each C3MR train. …"
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Impact of Life-coaching on Students' Wellbeing and Engagement Levels in a Preparatory School in Qatar
منشور في 2019"…However, the decrease was overall slighter with coaching group students. …"
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Hydrogen energy systems: Technologies, trends, and future prospects
منشور في 2024"…Presently, electrolysis efficiencies range between 60 % and 80 %, with hydrogen production costs around $5 per kilogram. Strategic advancements are necessary to reduce these costs below $2 per kilogram and push efficiencies above 80 %. …"