1. LumiLab, Department of Solid State Sciences, Ghent University, Krijgslaan 281/S1, 9000 Gent, Belgium
2. BREVALOR Sàrl, Impasse des Frênes 1, CH-1669 Les Sciernes, Switzerland
3. PSL Research University, Chimie ParisTech, Chemistry Research Institute of Paris (IRCP), French National Center for Scientific Research (CNRS), 75005 Paris, France