Fig. 5
From: Cu-doped ZnO nanoparticles and its application for the photocatalytic degradation of Rhodamine B

UV absorption spectrum of 0.5% Cu/ZnO at 369 nm (a) and EPR spectrum of 0.5% Cu/ZnO (b).
From: Cu-doped ZnO nanoparticles and its application for the photocatalytic degradation of Rhodamine B
UV absorption spectrum of 0.5% Cu/ZnO at 369 nm (a) and EPR spectrum of 0.5% Cu/ZnO (b).