fig11
Figure 11. (A) Schematic diagram of preparing few-layer Bi2Se3 through liquid-phase ultrasonic exfoliation, adapted with permission[79], Copyright © 2014 Springer Nature. (B) AFM image and (C and D) statistical width and height of few-layer NiTe2, (B-D) are adapted with permission[80], Copyright © 2025 Wiley-VCH Verlag.
