Enhanced α-phase stability of formamidinium lead iodide with addition of 5-ammonium valeric acid chloride
Yanan Li, Abigale Bahnick, Patrick J. Lohr, Sean Raglow, Adam D. Printz
Abstract
The photoactive α-phase of formamidinium lead iodide (FAPbI 3 ) is not thermodynamically stable at operating temperatures, but can be significantly improved by incorporating 5-ammonium valeric acid chloride into precursor solutions.
Topics & Concepts
FormamidiniumValeric acidIodideChemistryAmmonium chlorideAmmoniumPhase (matter)Inorganic chemistryChlorideAmmonium iodideOrganic chemistryAcetic acidTransition Metal Oxide NanomaterialsGas Sensing Nanomaterials and SensorsCatalysis and Oxidation Reactions