Achieving superior thermoelectric transport in bismuth antimony telluride thin films via orientation and microstructure regulation

Special Topic: Thermoelectric Materials and Devices

Open Access

Figure 3

The TEM pattern of p-Bi_0.5Sb_1.5Te₃ before and after annealing. (a) Lattice of the sample before annealing. (b) A larger view of the area in the box in (a) and its FFT image. (c) The iFFT image corresponding to the box area in (a). (d) Lattice of the sample after annealing. (e) A larger view of the area in the box in (d) and its FFT image. (f) The iFFT image corresponds to the box area in (d).

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