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A) Schematic illustration of a modified CVD system for the robust epitaxial growth of lateral heterostructures. The solid powders were directly used as the source material. The obtained various 2D nanocrystals monolayer seed (A,B), A‐B heterostructure (C), A‐B‐C multiheterostructure (D), and A‐B‐A‐B superlattice (E). Reproduced with permission.237 Copyright 2017, AAAS.
