Balanced distribution of donors and acceptors enabled by volatile isomerization additives for 20.81% efficiency layer-by-layer polymer solar cells
Haonan Chen, Min Deng, Changjiang Li, Yuwei Duan, Chentong Liao, Zeqin Chen, Qiang Peng
Abstract
Volatile isomerization additives induce a vertical phase separation morphology with balanced distribution of donor and acceptor as well as excellent carrier dynamics, enabling the maximum efficiency of 20.81% in layer-by-layer polymer solar cells.
Topics & Concepts
IsomerizationLayer (electronics)AcceptorPolymerChemical engineeringMaterials sciencePhotochemistryChemistryNanotechnologyOrganic chemistryCatalysisPhysicsCondensed matter physicsEngineeringOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications