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Aberration corrected STEM of gold nanoparticles on a 50-nm-thick SiN membrane. (a) Image of gold nanoparticles on the top of the SiN membrane. (b) FFT of the image in (a). (c) Magnified image of the area selected by the rectangle in (a) showing single atoms; examples are indicated by the arrows. (d) Image of gold nanoparticles at the bottom of the SiN membrane. (e) FFT of image (d). (f) Selection (rectangle) from (d).
