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Decreased number of acute appendicitis cases in pediatric population during the COVID-19 pandemic: Any link?
منشور في 2020"…The reasons behind the decrease in AA frequency during the COVID-19 pandemic remain unclear. …"
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The Impact of COVID-19 on Physical (In)Activity Behavior in 10 Arab Countries
منشور في 2022"…This study aimed to assess the impact of COVID-19 on physical (in)activity behavior in 10 Arab countries before and during the lockdown. …"
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Microstructure, wear and corrosion characteristics of Cu matrix reinforced SiC–graphite hybrid composites
منشور في 2019"…Copper matrix composites with SiC-graphite reinforcement (0, 2.5,5, 7.5 and 10 wt.%) were prepared by stir casting process. …"
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Synthesis and characterization of stir casted Cu-ZrO2-Graphite hybrid metal matrix composites for thermal management structures
منشور في 2022"…ZrO2 and Graphite reinforcements were added (0.5–0.5, 1.0–1.0, 1.5–1.5 and 2.0–2.0 wt %) in the four composite samples prepared via stir casting. …"
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Phase, microstructure and tensile strength of Al–Al2O3–C hybrid metal matrix composites
منشور في 2020"…Aluminium matrix reinforced with Al2O3–carbon (2.5, 5, 7.5 and 10 wt.%) in equal proportion was prepared by stir casting. …"
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Structural and mechanical characterization of stir cast Al–Al2O3–TiO2 hybrid metal matrix composites
منشور في 2020"…titanium oxide (2.5, 5.0, 7.5 and 10 wt.%) in equal proportion were prepared by stir casting. …"
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Correlation of structural and mechanical properties for Al-Al2O3-SiC hybrid metal matrix composites
منشور في 2021"…Al-Al2O3-SiC hybrid composite has been developed through stir casting with addition of ceramics i.e. Al2O3-SiC (2.5 wt.%, 5.0 wt.%, 7.5 wt.% and 10.0 wt.%) in relative and symmetrical proportion. …"
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