[1
]Department of ChemistryUniversity of Rome “Sapienza” Piazzale Aldo Moro 5 Rome 00185
Italy
[2
]Department of ChemicalMaterials and Production EngineeringUniversity of Naples Federico
II Piazzale Tecchio 80, Fuorigrotta Naples 80125 Italy
[3
]Department of Renewable EnergyHelmholtz‐Zentrum Berlin für Materialien und Energie
Kekuléstraße 5 Berlin 12489 Germany
[4
]Department of Materials Science and MetallurgyUniversity of Cambridge 27 Charles Babbage
Road Cambridge CB3 0FS UK
[5
]Centre for Hybrid and Organic Solar Energy (CHOSE)Department of Electronic EngineeringUniversity
of Rome‐Tor Vergata Rome 00133 Italy
[6
]Department of Physics and AstronomyUniversity of Sheffield Sheffield S3 7RH UK
[7
]Consiglio Nazionale delle RicercheIstituto Officina dei MaterialiCNR‐IOM, CagliariCittadella
Universitaria Monserrato Cagliari 09042‐I Italy
[8
]CICCI Research Piazzale Thailandia, 5 Grosseto 58100 Italy
[9
]Faculty of Electrical Engineering and Computer ScienceTechnical University Berlin
Marchstraße 23 Berlin 10587 Germany
[10
]Laboratory of Advanced Solar Energy (LASE)National University of Science and Technology
NUST‐MISiS Leninskiy prospect 6 Moscow 119049 Russia