Author Affiliations

Daniel Milanese,^a,* Diego Pugliese,^a Nadia G. Boetti,^b Stavros Pissadakis,^c Maria Konstantaki,^c Pavel Peterka,^d Laura Di Sieno,^e Duccio Gallichi-Nottiani,^b Joris Lousteau,^f and Davide Janner^a

^aDept. of Applied Science and Technology and RU INSTM, Politecnico di Torino, Corso Duca degli Abruzzi 24, Torino, Italy, 10129

^bLinks Foundation, Via P. C. Boggio 61, 10138, Torino, Italy

^cInstitute of Electronic Structure and Laser, FORTH, 100 N. Plastira Street, Heraklion, Crete, Greece, 70013

^dCzech Academy of Sciences, Institute of Photonics and Electronics, Chaberská 57, Prague, Czech Republic, 18251

^eDept. of Physics, Politecnico di Milano, P.za Leonardo da Vinci 32, Milano, Italy, 20131

^fDept. of Chemistry, Materials and Chemical Engineering, Politecnico di Milano, Via Mancinelli 7, Milano, Italy, 20131.

^*Corresponding author: daniel.milanese@polito.it