Figure 7.
Comparative UV-VIS spectra for the samples: TiO2 rutile (S0), TiO2 decorated with 10% Ca2+ (S1), and TiO2 decorated with 10% Ca2+ and 2% Cu2+ uncalcined (S2) and calcined (S2c).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.