Suppressed Ion Migration in Powder-Based Perovskite Thick Films Using an Ionic Liquid

Philipp Ramming,Nico Leupold,Konstantin Schoetz,Anna Koehler,Ralf Moos,Helen Grueninger,Fabian Panzer

Journal of materials chemistry C（2021）

引用 6|浏览1

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摘要

Here we add BMIMBF4 during the mechanochemical synthesis of MAPbI3. Based on detailed photoluminescence and electrical measurements, we demonstrate a passivation of defects in the powder pellets that also leads to a suppression of ion migration.

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