vdWSLs. (A) Schematic illustration of the roll-up vdWSLs. (B) Cross-sectional transmission electron microscopy image of the interfaces in SnS₂/WSe₂ superlattices. Corresponding EDS mapping images for W (C) and Sn (D). (E) Cross-sectional transmission electron microscopy image of the interfaces between SnS₂/MoS₂/WS₂. (B)–(E) Adapted with permission from ref. [56]. (F) Schematic illustration of higher-order organic/inorganic hybrid vdW superlattice created by electrochemical intercalation. (G) Cross-sectional transmission electron microscopy image of the interfaces between BP/CTAB. Adapted with permission from ref. [57]. (H) Schematic illustration of the chiral molecule intercalated vdW superlattices. (I) Cross-sectional transmission electron microscopy image of the chiral molecule intercalated TaS₂ superlattice. Adapted with permission from ref. [28]. Scale bars: 1 nm.