Photographs and sketches of observed experimental particle release events. The microbubbles are covered with 0.5 μm polystyrene particles and held in an acoustic trap. (Courtesy: Diego Baresch, Institut de Mécanique et d'Ingénierie de Bordeaux (CNRS/Université de Bordeaux/Arts et Métiers Paristech/Bordeaux INP))
Researchers at Imperial College London, UK have demonstrated for the first time that microscopic bub
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Isabelle Dumé
is a contributing editor to Physics World