fig4
Figure 4. (A) Schematic diagram of fabrication of 2Bn-Cu@UiO-67, quoted with permission from Chen et al.[118]; (B) Preparation strategy of UiO-Co-NX (x = 2, 3, 4), quoted with permission from Wang et al.[119]; (C) Schematic diagram of fabrication of Ni-74-Am, quoted with permission from Dong et al.[120]. DMF: N,N-dimethylformamide; MOF: metal-organic framework.