fig24

Figure 24. (A) Synthesis of Co₃O₄@Co-MOF hybrids. (B) Optical and SEM images of Co₃O₄@Co-MOF hybrids after different reaction times. (C) Schematic diagram of the synthesis of yolk/shell ZIF-67@POM hybrid material. (D) Formation process of Ni-MIL-77@PBA hybrid structure. (E) Schematic of the fabrication of TMO/ZIF-67 hybrids. (“···” stands for different MOFs). (F and G) SEM (F) and TEM images of ZIF-67 sample after annealing. (H) SEM image of Co₃O₄/ZIF-67. (I) TEM image of Co₃O₄/ZIF-67. (A and B) Adapted with permission^[307]. Copyright 2019, Oxford University Press. (C) Adapted with permissFElectrochemical sensors for the identification ofion^[308]. Copyright 2019, American Chemical Society. (D) Adapted with permission^[309]. Copyright 2019, Royal Society of Chemistry. (E-I) Adapted with permission^[310]. Copyright 2021, Elsevier. MOFs: Metal-organic frameworks; PBA: Prussian blue analogues.