Cross-sectional Photoluminescence Map of a Partially Reacted Perovskite Sample (IMAGE)

Ecole Polytechnique Fédérale de Lausanne

Cross-sectional Photoluminescence Map of a Partially Reacted Perovskite Sample

Caption

Cross-sectional photoluminescence map of a partially reacted sample. Emission between 500 and 550 nm attributed to lead iodide is shown in green while the emission between 700 and 800 nm attributed to perovskite is shown in red. Image shows an area of 20 μm x 10 μm.

Credit

M. Grätzel/EPFL

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