Figure 2

TEM images of Sb₂Te₃ nanoparticles prepared via spontaneous redox reaction. (a) Typical Sb₂Te₃ nanoparticles, (b) corresponding SAED pattern and HR-TEM image of the nanoparticle in (a), (c) XRD pattern of the nanoparticles, and (d) atomic composition and elemental mapping.