Fine-tuning of film morphology through addition of a third component enables organic solar cells with efficiency over 18%
Kun Wang, Chunxiao Sun, Cheng Zhang, Haolei Bai, Shuyang Sang, Yuechen Li, Zekun Chen, Jia’nan Hu, Xiaojun Li, Lei Meng, Yongfang Li
Abstract
By incorporating an acceptor Y-TNF with a structure analogous to Y6 as the third component, the nanofiber structure of the active layer is further optimized, the molecular arrangement is more ordered, and the PCE of the device reaches 18.1%.
Topics & Concepts
Organic solar cellTernary operationMaterials scienceCompatibility (geochemistry)Organic componentComponent (thermodynamics)Chemical engineeringMorphology (biology)NanotechnologyOptoelectronicsComposite materialPolymerComputer scienceEngineeringGeneticsThermodynamicsPhysicsProgramming languageBiologyOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications