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. 2022 Jan 29;13(2):228. doi: 10.3390/mi13020228

Figure 4.

Figure 4

(a) Schematics of atomically precise HDL. Reprinted with permission from Ref. [52]. Copyright 2022 American Vacuum Society. (b) Fabrication of the characters “150” and a maple leaf using HDL. Reprinted with permission from Ref. [50] Copyright 2022 Springer Nature.