Trimerized small-molecule acceptors enable high-performance organic solar cells with high open-circuit voltage and prolonged life-time
Jin‐Woo Lee, Cheng Sun, Tan Ngoc‐Lan Phan, Dong Chan Lee, Zhengping Tan, Hyesu Jeon, Shinuk Cho, Soon‐Ki Kwon, Yun‐Hi Kim, Bumjoon J. Kim
Abstract
We report a new trimer acceptor (TYT) composed of three Y-based molecules connected by electron-donating spacers. The TYT enables a high-performance and stable organic solar cell (OSC) with a t 80% lifetime >8000 h under 1 sun illumination.
Topics & Concepts
TrimerOrganic solar cellOpen-circuit voltageElectron acceptorHigh voltageMaterials scienceAcceptorSmall moleculeMoleculeOrganic moleculesOptoelectronicsSolar cellVoltageNanotechnologyPhotochemistryChemistryPhysicsElectrical engineeringPolymerOrganic chemistryEngineeringCondensed matter physicsComposite materialBiochemistryDimerOrganic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications