CC BY 4.0 — Creative Commons Attribution 4.0 International
You are free to share and adapt this material for any purpose, including commercially, provided you give appropriate credit to the original author (Jacques Fattaccioli, Institut Pierre-Gilles de Gennes / ENS / Sorbonne Université / CNRS), indicate if changes were made, and include a link to the license. Full license text: https://creativecommons.org/licenses/by/4.0/