Air-stable ternary organic solar cells achieved by using fullerene additives in non-fullerene acceptor-polymer donor blends
Elisa Trippodo, Vincenzo Campisciano, Liang‐Wen Feng, Yao Chen, Wei Huang, Joaquin M. Alzola, Ding Zheng, Vinod K. Sangwan, Mark C. Hersam, Michael R. Wasielewski, Bruno Pignataro, Francesco Giacalone, Tobin J. Marks, Antonio Facchetti
Abstract
Addition of a fullerene derivative to a PBTATBT-4F:Y6 blend significantly enhances cell stability, which retained 90% of the initial PCEs (13–14%) even after storage in air for 6 months, compared to only 20% retention for the binary device.
Topics & Concepts
FullereneMaterials scienceTernary operationOrganic solar cellAcceptorChemical engineeringPolymerPolymer blendPolymer chemistryNanotechnologyOrganic chemistryComposite materialCopolymerChemistryProgramming languageComputer scienceEngineeringCondensed matter physicsPhysicsOrganic Electronics and PhotovoltaicsConducting polymers and applicationsMolecular Junctions and Nanostructures