Microscope image of the surface of the perovskite active layer with and without the addition of ammonium chloride

By adding ammonium chloride, the resultant perovskite film had fewer grains of a much larger size, reducing the number of grain boundaries.
By adding ammonium chloride, the resultant perovskite film had fewer grains of a much larger size, reducing the number of grain boundaries.
Date:
26 January 2020
Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0).
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Research