Film-formation dynamics coordinated by intermediate state engineering enables efficient thickness-insensitive organic solar cells
Xin Song, Hao Xu, Xinyu Jiang, Shengzheng Gao, Xinjie Zhou, Shanlei Xu, Junjun Li, Jian Yu, Wenzhu Liu, Weiguo Zhu, Peter Müller‐Buschbaum
Abstract
In this work, by adding a low-cost and volatile 1,3,5-tribromobenzene solid as a process-aid additive, a champion power conversion efficiency as high as 19.1% together with a remarkable fill factor of 80.7% is achieved based on the state-of-the-art PM6:L8-BO system.
Topics & Concepts
ChampionSolid-stateEnergy conversion efficiencyMaterials scienceProcess (computing)Dynamics (music)Chemical engineeringNanotechnologyOptoelectronicsChemistryComputer scienceEngineeringPhysical chemistryPhysicsLawOperating systemPolitical scienceAcousticsOrganic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications