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. 2020 Sep 6;7(21):2001655. doi: 10.1002/advs.202001655

Figure 8.

Figure 8

a) TEM image of exfoliated SnSe NSs; b) a single SnSe flake (inset: FFT image of the SnSe NS in (b)); c) HRTEM image of SnSe NSs; d–f) STEM image and the elemental mapping of Sn and Se; g–i) histogram of thickness distribution and inset shows corresponding AFM images of exfoliated SnSe NSs collected at various centrifugation speeds; j) Raman spectra of bulk SnSe and exfoliated NSs; k,l) high‐resolution XPS spectra of core level of Sn 3d and Se 3d region. Reproduced with permission.[ 149 ] Copyright 2019, Wiley‐VCH.