Figure 3.

(a) Schematic illustration of CO₂ photoreduction into CH₄ over hexahedron prism anchored octahedronal CeO₂ (adapted from ref. [54] with permission from ACS Publications). (b) An overall CO₂/H₂O photo-conversion system with the CotpyP-loaded SrTiO₃:La,Rh|Au|RuO₂-BiVO₄:Mo photocatalysts (adapted from ref. [58] with permission from Springer Nature). (c) Sketch map of Z-scheme model and light-induced charge transfer path over SiC@MoS₂ photocatalyst (adapted from ref. [59] with permission from ACS Publications). (d) CO₂/H₂O photo-conversion reaction route of the heterometallic cluster-based organic frame photocatalyst (adapted from ref. [60] with permission from Wiley-VCH). (e) Diagrammatic sketch of water splitting on Pt nanoparticle (gray) decorated CdS (yellow) (adapted from ref. [31] with permission from Springer Nature).