Ecole Centrale de Lyon, INSA de Lyon, CNRS, LMFA UMR 5509, France

1 ARTICLES PUBLISHED IN JoVE

Engineering

Induction of Microstreaming by Nonspherical Bubble Oscillations in an Acoustic Levitation System

Claude Inserra¹, Gabriel Regnault², Sarah Cleve², Cyril Mauger², Philippe Blanc-Benon²

¹Univ Lyon, Université Claude Bernard Lyon 1, Centre Léon Bérard, INSERM, UMR 1032, LabTAU, France, ²Univ Lyon, Ecole Centrale de Lyon, INSA de Lyon, CNRS, LMFA UMR 5509, France

A fast and reliable technique is proposed to control the shape oscillations of a single, trapped acoustic bubble that is based on coalescence technique between two bubbles. The steady-state, symmetry-controlled bubble shape oscillations allow analysis of the fluid flow generated in the vicinity of the bubble interface.