fig4
![A facile <i>in-situ</i> reaction method for preparing flexible Sb<sub>2</sub>Te<sub>3</sub> thermoelectric thin films](https://image.oaes.cc/cd2423bf-3962-4e75-8469-f97a323e400e/ss3034.fig.4.jpg)
Figure 4. (A) Low-resolution TEM image of Sb2Te3 f-TF prepared at Tdiff = 623 K; (B) High-resolution TEM image taken from the yellow square in Figure 4A; (C) The enlarged TEM images of the yellow square in Figure 4B; (D) The corresponding lattice strains of Figure 4C along different directions; (E) The TEM-EDS maps of Sb and Te; (F) The corresponding TEM-EDS spectrum. EDS: Energy dispersive