Titanium Oxide (Ti2O3)
Chromium Oxide (Cr2O3)
Niobium Oxide (Nb2O5)
Titanium Oxide (TiO)
Cerium Oxide (CeO2)
Aluminum Oxide (Al2O3)
Silicon Monoxide (SiO)
Yttrium Oxide (Y2O3)
Silicon Dioxide (SiO2)