This paper is associated with a posterwinner of a 2017 APS/DFDMilton van DykeAward for work presented at the DFD Gallery of Fluid Motion. The original poster is available from the Gallery of Fluid Motion.
Véronique Michaud, Baris Çaglar, Helena Luisa Teixido Pedarros
Brice Tanguy Alphonse Lecampion, Andreas Möri