High-performance ternary solar cells by introducing a medium bandgap acceptor with complementary absorption, reducing energy disorder and enhancing glass transition temperature
Ji Wan, Ivan V. Dyadishchev, Rui Sun, Qiang Wu, Yao Wu, Meimei Zhang, Svetlana Peregudova, Sergey A. Ponomarenko, Yuriy N. Luponosov, Jie Min
Abstract
By introducing TPIIC – novel NFA with a high LUMO energy, efficient light absorption in visible region, and high crystallinity into PM6:Y6 binary system as the third component, all photovoltaic parameters were improved resulting in PCE of 17.7%.
Topics & Concepts
Ternary operationCrystallinityMaterials scienceAbsorption (acoustics)AcceptorBand gapPhotovoltaic systemOptoelectronicsBinary numberCondensed matter physicsComputer scienceComposite materialElectrical engineeringPhysicsMathematicsEngineeringProgramming languageArithmeticOrganic Electronics and PhotovoltaicsThin-Film Transistor TechnologiesPerovskite Materials and Applications