1. Henry Royce Institute National Graphene Institute Department of Materials The University of Manchester Oxford Road Manchester M13 9PL UK
2. Center for Nano Science and Technology @PoliMi Istituto Italiano di Tecnologia Via Pascoli 70/3 Milan 20133 Italy
3. Smart Materials Istituto Italiano di Tecnologia Via Morego 30 Genova 16163 Italy