Correlating the chemical structure and charge transport ability of dibenzofulvene-based hole transporting materials for stable perovskite solar cells
Mauro Leoncini, Agostina Lina Capodilupo, Davide Altamura, Cinzia Giannini, Gianluca Accorsi, Eduardo Fabiano, Aurora Rizzo, Giuseppe Gigli, Salvatore Gambino
Abstract
By modifying the size and shape of the molecules, we managed to tune the hole mobility of our HTMs up to three orders of magnitude. Our best HTM led to a solar cell lifetime that is tripled compared to that based on spiro-OMeTAD.
Topics & Concepts
Perovskite (structure)Materials scienceCharge (physics)Solar cellPerovskite solar cellMoleculeChemical physicsOptoelectronicsEngineering physicsCrystallographyChemistryPhysicsOrganic chemistryQuantum mechanicsPerovskite Materials and ApplicationsOrganic Electronics and PhotovoltaicsOrganic Light-Emitting Diodes Research