Research Article
Influence of Different Beverages on the Color Stability of Nanocomposite Denture Base Materials
Table 1
The manufacturer’s specifications of metal oxide nanoparticles.
| | Material | Zirconium oxide (ZrO2) | Titanium oxide (TiO2) | Silica oxide (SiO2) |
| | Color | White | White | White | | Form | Powder | Powder | Powder | | Average size (TEM) | 12 ± 3 nm | 15 ± 3 nm | 21 ± 3 nm | | Purity | Purity >99% | Purity >99% | Purity >99% | | Shape (TEM) | Spherical | Spherical | Spherical | | Crystal system | Tetragonal | Anatase 95–97%, brookite 5–3% | Amorphous | | Manufacturer | NanoGATE, Egypt |
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