Selenium-containing two-dimensional conjugated fused-ring electron acceptors for enhanced crystal packing, charge transport, and photovoltaic performance
Shi‐Sheng Wan, Qiaoqiao Zhao, Zhao Jiang, Guizhou Yuan, Yan Lü, Hwa Sook Ryu, Asif Mahmood, Yanqiang Liu, Heng Li, Han Young Woo, Feng He, Jin‐Liang Wang
Abstract
The selenium-containing<bold>C8T-BDSe4Cl</bold>-based PSCs exhibit higher PCE (13.5%) with larger<italic>J</italic><sub>sc</sub>relative to those of the corresponding sulfur-containing analogue, which ascribes the narrower optical bandgap and enhanced molecular packing.
Topics & Concepts
SeleniumConjugated systemMaterials scienceRing (chemistry)Band gapElectron transport chainCharge (physics)SulfurCrystal (programming language)Photovoltaic systemSemiconductorCrystallographyOptoelectronicsChemistryPolymerOrganic chemistryPhysicsComposite materialBiochemistryQuantum mechanicsEcologyProgramming languageMetallurgyComputer scienceBiologyPerovskite Materials and ApplicationsOrganic Electronics and PhotovoltaicsOrganic and Molecular Conductors Research