Droplet dynamics on superheated surfaces with circular micropillars

•Water and ethanol droplet dynamics on superheated surfaces are investigated.•Effects of micron-sized surface textures on droplet physical behaviors are analyzed.•Droplet Leidenfrost temperature, residence time, and spreading dynamics are measured.•Droplet behavior based on fluid types and geometry...

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Veröffentlicht in:	International journal of heat and mass transfer 2019-10, Vol.142, p.118459, Article 118459
Hauptverfasser:	Park, Junseok, Kim, Dong Eok
Format:	Artikel
Sprache:	eng
Schlagworte:	Droplet residence time Droplet spreading Droplets Dynamic Leidenfrost temperature Ethanol Film boiling Parameters Textured surface Thermal conductivity Water drops Weber number
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