fig8

Figure 8. (A) EDS mapping of BNBKL; (B) Schematic diagram of the photocatalytic performance of BNBKL HEPO powder and the advantages of HEPO (more active sites, severe Lattice distortion, narrower band gap). Reproduced with approval^[58]. Copyright 2024, Elsevier; (C) EDS mapping of (La_0.2Ce_0.2Gd_0.2Zr_0.2Fe_0.05)O₂; (D) Different (La_0.2Ce_0.2Gd_0.2Zr_0.2Fe_x)O₂ samples for removal of TCH; (E) Photodegradation mechanism diagram of (La_0.2Ce_0.2Gd_0.2Zr_0.2Fe_0.05)O₂. Reproduced with approval^[59]. Copyright 2024, Elsevier; (F) Mechanism diagram of the photodegradation of various antibiotics by FeCoNiCuZn alloy. Reproduced with approval^[60]. Copyright 2023, Elsevier; (G) Mechanism diagram of the photodegradation of various antibiotics by MnFeCoNiCu alloy. Reproduced with permission^[61]. Copyright 2023, Elsevier. EDS: Energy dispersive spectroscopy; BNBKL: (Bi_0.2Na_0.2Ba_0.2K_0.2La_0.2)TiO₃; HEPO: high-entropy perovskite oxides; TCH: tetracycline hydrochloride.