Extended Data Fig. 3: Transmission electron microscopy (TEM) and elemental distribution analysis. | Nature Photonics

Extended Data Fig. 3: Transmission electron microscopy (TEM) and elemental distribution analysis.

From: High-bandwidth perovskite photonic sources on silicon

Extended Data Fig. 3

a, b, Cross-sectional scanning transmission electron microscopy (STEM) image (a) and Energy dispersive spectroscopy (EDS) map (b) of the optimised t-BA device. c, Elemental distribution maps of the selected area. Scale bar, 50 nm.

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