Trimethylsulfonium lead triiodide (TMSPbI<sub>3</sub>) for moisture-stable perovskite solar cells
Md. Mahbubur Rahman, Arif Ahmed, Chuangye Ge, Ranbir Singh, Kicheon Yoo, Sanjay Sandhu, Sunghwan Kim, Jae‐Joon Lee
Abstract
Trimethylsulfonium lead iodide (TMSPbI 3 )-based PSCs show high moisture stability with a hysteresis-free PCE of 2.22%. The high moisture stability can be attributed to the absence of hydrogen bonding between the TMS + in TMSPbI 3 and water molecules.
Topics & Concepts
TriiodideMoistureIodidePerovskite (structure)Lead (geology)Materials scienceHysteresisMoleculeChemistryChemical engineeringMineralogyInorganic chemistryPhysical chemistryCrystallographyPhysicsOrganic chemistryComposite materialGeologyEngineeringGeomorphologyElectrodeElectrolyteDye-sensitized solar cellQuantum mechanicsPerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchConducting polymers and applications