Fig. 4

(a) UV-DRS data, (b–e) Tauc’s plot for Cu3P, ZnW, CZ NCs, and CZ-20@PEM photocatalyst, and (f) PL data of ZnW, CZ NCs, and CZ-20@PEM photocatalyst.

(a) UV-DRS data, (b–e) Tauc’s plot for Cu3P, ZnW, CZ NCs, and CZ-20@PEM photocatalyst, and (f) PL data of ZnW, CZ NCs, and CZ-20@PEM photocatalyst.