1. Center for Nanotechnology Innovation @ NESTIstituto Italiano di Tecnologia Piazza San Silvestro 12 56127 Pisa Italy
2. Graphene LabsIstituto Italiano di Tecnologia Via Morego 30 16163 Genova Italy
3. AIXTRON Ltd.Buckingway Business Park Anderson Rd, Swavesey Cambridge CB24 4FQ UK
4. DTU Physics Ørsteds Plads 345C 2800 Kongens Lyngby Denmark
5. Center for Nanostructured Graphene (CNG) Ørsteds Plads 345C 2800 Kongens Lyngby Denmark
6. Institute of Solid State PhysicsUniversity of Bremen Bremen 28334 Germany
7. NESTScuola Normale Superiore and Istituto Nanoscienze‐CNR Piazza S. Silvestro 12 56127 Pisa Italy
8. Dipartimento di FisicaUniversità di Pisa Largo B. Pontecorvo 3 56127 Pisa Italy
9. Brandenburg University of Technology Cottbus‐SenftenbergChair of Applied Physics and Semiconductor Spectroscopy Konrad‐Zuse‐Str. 1 03046 Cottbus Germany