fig3

Figure 3. (A) Schematic illustration of CuNW/ZnS core-shell hybrids formed by a microwave-assisted hydrothermal route. (B) Photocatalytic H₂ production rate of different samples under LED light irradiation (λ = 420 nm). (C) Cycling activity of CZ and 30 wt.% Cu-Z. (D) Schottky contact, band structure and schematic illustration of the e^--h⁺ separation process under visible-light irradiation. (E) Schematic diagram of the core-shell structure and the proposed photocatalytic mechanism. Reproduced from Ref.^[26] with permission from Wiley.