Eric R. Dufresne^2,5,6

• ¹Universite Lyon 1, CNRS, Institut Lumière Matière, UMR5306, F-69100, Villeurbanne, France
• ²Department of Materials, ETH Zürich, 8093 Zürich, Switzerland
• ³Department of Mechanical Engineering, Yale University, New Haven, Connecticut, USA
• ⁴Institute of Science and Technology Austria (ISTA), Am Campus 1, 3400 Klosterneuburg, Austria
• ⁵Department of Materials Science and Engineering, Cornell University, Ithaca, New York, USA
• ⁶Department of Physics, Cornell University, Ithaca, New York, USA

• ^*Contact author: nicolas.bain@cnrs.fr