Droplet impacts onto soft solids entrap more air

We investigate the effects of surface stiffness on the air cushioning at the bottom of a liquid drop impacting onto a soft solid and the resulting entrapment of a central bubble. This was achieved using ultra-high-speed interferometry at 5 million frames per second and spatial resolution of 1.05 μm...

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Bibliographic Details
Main Authors: Langley, KR, Castrejon Pita, A, Thoroddsen, ST
Format: Journal article
Language:English
Published: Royal Society of Chemistry 2020