1. Department of Electrical and Computer Engineering, Media Arts and Technology Program, Department of Mechanical Engineering, and California NanoSystems Institute, University of California, Santa Barbara, Santa Barbara, CA, USA.
2. Sorbonne Université, Institut des Systèmes Intelligents et de Robotique, F-75005 Paris, France.
3. Centre for the Study of the Senses, School of Advanced Study, University of London, London, UK.
4. Actronika SAS, Paris, France.