Figure 3
From: Facile synthesis and photocatalytic activity of bi-phase dispersible Cu-ZnO hybrid nanoparticles
XPS spectra of the PEO-PPO-PEO-capped Cu-ZnO nanoparticles. (a) Full XPS spectrum, (b) Zn 2p spectrum, and (c) Cu 2p3/2 spectrum.
Figure 3 | Nanoscale Research Letters