fig4
![Hierarchical metal–organic framework nanoarchitectures for catalysis](https://image.oaes.cc/dabfd0b5-7622-4489-94c0-359ae8103a85/cs4042.fig.4.jpg)
Figure 4. (A) Formation of SP-MOF cubosomes; (B) SEM and (C) TEM images of SP-ZIF-8[60]. Copyright 2023, Wiley-VCH; (D) Schematic illustration of the formation route of SOM-ZIF-8; (E) Low-magnification SEM image and (F) SEM images taken from different directions of SOM-ZIF-8[45]. Copyright 2018, the American Association for the Advancement of Science; (G) Schematic illustration of evaporation-based self-assembly and ice-templating self-assembly; (H and I) SEM images and (J and K) TEM images of the TR-Z8-1 monolayer[63]. Copyright 2022, American Chemical Society. MOF: Metal–organic framework; SEM: scanning electron microscopy; TEM: transmission electron microscopy; ZIF: zeolitic imidazolate framework.