Scientific reports controlling droplet splashing and bouncing by dielectrowetting

Abstract Stopping droplets from bouncing or splashing after impacting a surface is fundamental in preventing cross-contamination, and the spreading of germs and harmful substances. Here we demonstrate that dielectrowetting can be applied to actively control the dynamics of droplet impact. Moreover,...

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Autores principales: M. A. Quetzeri-Santiago, J. R. Castrejón-Pita, A. A. Castrejón-Pita
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/2d71da52f7bb4a1686270a13bddc53a0
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spelling oai:doaj.org-article:2d71da52f7bb4a1686270a13bddc53a02021-11-08T10:50:32ZScientific reports controlling droplet splashing and bouncing by dielectrowetting10.1038/s41598-021-00771-z2045-2322https://doaj.org/article/2d71da52f7bb4a1686270a13bddc53a02021-11-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-00771-zhttps://doaj.org/toc/2045-2322Abstract Stopping droplets from bouncing or splashing after impacting a surface is fundamental in preventing cross-contamination, and the spreading of germs and harmful substances. Here we demonstrate that dielectrowetting can be applied to actively control the dynamics of droplet impact. Moreover, we demonstrate that dielectrowetting can be used to prevent droplet bouncing and suppress splashing. In our experiments, the dielectrowetting effect is produced on a flat substrate by two thin interdigitated electrodes connected to an alternating current potential. Our findings show that the strength of the electric potential can affect the dynamic contact angle and regulate the spreading, splashing and receding dynamics at the right time-scales.M. A. Quetzeri-SantiagoJ. R. Castrejón-PitaA. A. Castrejón-PitaNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
M. A. Quetzeri-Santiago
J. R. Castrejón-Pita
A. A. Castrejón-Pita
Scientific reports controlling droplet splashing and bouncing by dielectrowetting
description Abstract Stopping droplets from bouncing or splashing after impacting a surface is fundamental in preventing cross-contamination, and the spreading of germs and harmful substances. Here we demonstrate that dielectrowetting can be applied to actively control the dynamics of droplet impact. Moreover, we demonstrate that dielectrowetting can be used to prevent droplet bouncing and suppress splashing. In our experiments, the dielectrowetting effect is produced on a flat substrate by two thin interdigitated electrodes connected to an alternating current potential. Our findings show that the strength of the electric potential can affect the dynamic contact angle and regulate the spreading, splashing and receding dynamics at the right time-scales.
format article
author M. A. Quetzeri-Santiago
J. R. Castrejón-Pita
A. A. Castrejón-Pita
author_facet M. A. Quetzeri-Santiago
J. R. Castrejón-Pita
A. A. Castrejón-Pita
author_sort M. A. Quetzeri-Santiago
title Scientific reports controlling droplet splashing and bouncing by dielectrowetting
title_short Scientific reports controlling droplet splashing and bouncing by dielectrowetting
title_full Scientific reports controlling droplet splashing and bouncing by dielectrowetting
title_fullStr Scientific reports controlling droplet splashing and bouncing by dielectrowetting
title_full_unstemmed Scientific reports controlling droplet splashing and bouncing by dielectrowetting
title_sort scientific reports controlling droplet splashing and bouncing by dielectrowetting
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/2d71da52f7bb4a1686270a13bddc53a0
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