1. Department of ChemistryUniversity of Rome La Sapienza Piazzale Aldo Moro 5 Rome 00185 Italy
2. C.H.O.S.E.—Centre for Hybrid and Organic Solar EnergyDepartment of Electronic EngineeringUniversity of Rome Tor Vergata Via del politecnico 1 Rome 00133 Italy
3. Department of Materials Science and MetallurgyUniversity of Cambridge 27 Charles Babbage Road Cambridge CB3 0FS UK
4. Helmholtz‐Zentrum Berlin für Materialien und Energie GmbHInstitute for Silicon Photovoltaics Kekuléstraße 5 Berlin D‐12489 Germany
5. L.A.S.E.—Laboratory of Advanced Solar EnergyNational University of Science and Technology NUST‐MISiS Leninskiy prospect 6 Moscow 119049 Russia
6. State Key Laboratory of Photocatalysis on Energy and Environment Institute of Advanced Energy MaterialsFuzhou University Fuzhou Fujian 350002 China
7. Department of ChemicalMaterials and Production EngineeringUniversity of Naples Federico II Piazzale Tecchio 80, Fuorigrotta Naples 80125 Italy