Entrapped air bubbles in piezo-driven inkjet printing: Their effect on the droplet velocity

dc.contributor.authorde Jong, Jos
dc.contributor.authorJeurissen, Roger
dc.contributor.authorBorel, Huub
dc.contributor.authorvan den Berg, Marc
dc.contributor.authorWijshoff, Herman
dc.contributor.authorReinten, Hans
dc.contributor.authorVersluis, Michel
dc.contributor.authorProsperetti, Andrea
dc.contributor.authorLohse, Detlef
dc.date.accessioned2020-03-10T19:14:27Z
dc.date.available2020-03-10T19:14:27Z
dc.date.issued12/8/2006
dc.description.abstractAir bubbles entrapped in the ink channel are a major problem in piezo-driven inkjet printing. They grow by rectified diffusion and eventually counteract the pressure buildup at the nozzle, leading to a breakdown of the jetting process. Experimental results on the droplet velocity udrop as a function of the equilibrium radius R0 of the entrained bubble are presented. Surprisingly, udrop(R0) shows a pronounced maximum around R0=17?m before it sharply drops to zero around R0=19?m. A simple one-dimensional model is introduced to describe this counterintuitive behavior which turns out to be a resonance effect of the entrained bubble.
dc.identifier.citationCopyright 2006 Physics of Fluids. Recommended citations: de Jong, Jos, Roger Jeurissen, Huub Borel, Marc van den Berg, Herman Wijshoff, Hans Reinten, Michel Versluis, Andrea Prosperetti, and Detlef Lohse. "Entrapped air bubbles in piezo-driven inkjet printing: Their effect on the droplet velocity." Physics of fluids 18, no. 12 (2006): 121511. DOI: 10.1063/1.2397015 URL: https://aip.scitation.org/doi/abs/10.1063/1.2397015 Reproduced in accordance with the original publisher’s licensing terms and with permission from the author(s).
dc.identifier.urihttps://hdl.handle.net/10657/6126
dc.language.isoen_US
dc.publisherThe Physics of Fluids
dc.subjectBubble model
dc.subjectLiquids
dc.subjectBubble dynamics
dc.subjectFriction
dc.subjectFrequency measurement
dc.subjectTransition metals
dc.titleEntrapped air bubbles in piezo-driven inkjet printing: Their effect on the droplet velocity
dc.typearticle

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