All-polymer solar cells with efficiency approaching 16% enabled using a dithieno[3′,2′:3,4;2′′,3′′:5,6]benzo[1,2-<i>c</i>][1,2,5]thiadiazole (fDTBT)-based polymer donor
Tao Jia, Jiabin Zhang, Kai Zhang, Haoran Tang, Sheng Dong, Ching‐Hong Tan, Xiaohui Wang, Fei Huang
Abstract
Dithieno[3′,2′:3,4;2′′,3′′:5,6]benzo[1,2-<italic>c</italic>][1,2,5]thiadiazole (fDTBT)-based polymer donors with tunable energy levels by sulfur/fluorine side-chains are designed and enable high-efficiency all-polymer solar cells with a maximum efficiency of 15.8%.
Topics & Concepts
PolymerFluorineSulfurMaterials scienceEnergy conversion efficiencyPolymer solar cellPolymer chemistryChemical engineeringChemistryOptoelectronicsOrganic chemistryComposite materialEngineeringOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications