Composites of cross-linked perovskite/polymer with sodium borate for efficient and stable perovskite solar cells
Bonghyun Jo, Gill Sang Han, Hyang Mi Yu, Jin Hyuk Choi, Jun Zhu, Tae Kyu Ahn, Gon Namkoong, Hyun Suk Jung
Abstract
To solve facile degradation of perovskite absorbers, the anti-solvent dripping method with the polymer/alkali salt mixture is proposed, providing enhanced hydrogen-bond formation, thereby remarkably improving the device performance and stability.
Topics & Concepts
Perovskite (structure)Materials sciencePolymerDegradation (telecommunications)Alkali metalBoronSolventSalt (chemistry)Chemical engineeringHydrogen bondComposite materialInorganic chemistryMoleculeChemistryOrganic chemistryComputer scienceTelecommunicationsEngineeringPerovskite Materials and ApplicationsConducting polymers and applicationsOrganic Light-Emitting Diodes Research