An asymmetrical A–DAD–A-type acceptor simultaneously enhances voltage and current for efficient organic solar cells
Hanjian Lai, Hui Chen, Yulin Zhu, Lin Chen, Hsin‐Hsiang Huang, Feng He
Abstract
This work provides a strategy of symmetry breaking in an A–DAD–A-type acceptor with a PCE of 15.43%, which is the highest value reported to date for asymmetrical fused-ring acceptors.
Topics & Concepts
AcceptorOrganic solar cellRing (chemistry)Materials scienceVoltageWork (physics)OptoelectronicsSymmetry (geometry)ChemistryElectrical engineeringPhysicsCondensed matter physicsOrganic chemistryMathematicsComposite materialThermodynamicsEngineeringPolymerGeometryOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications