Skip to main content

Table 3 Hardness, elastic modulus and degraded layer thickness of the different samples of dental implants in relation to the ageing times

From: Comparison of zirconia degradation in dental implants and femoral balls: an X-ray diffraction and nanoindentation study

Aging time (h) Hardness (GPa) Apparent elastic modulus (GPa) \(E_{c}^{*}\) Degraded layer thickness (μm)
0 17.1 ± 0.8 245.8 ± 11.3 0
1 16.7 ± 0.6 244.9 ± 10.0 0.05 ± 0.01
2 16.2 ± 0.5 244.7 ± 11.2 0.12 ± 0.03
3 16.0 ± 0.3 242.3 ± 10.1 0.15 ± 0.03
4 15.8 ± 0.9 240.0 ± 10.9 0.21 ± 0.05
5 15.3 ± 1.0 236.2 ± 10.8 0.30 ± 0.07
7 15.1 ± 0.4 230.2 ± 12.9 0.70 ± 0.09
10 14.8 ± 0.7 229.8 ± 11.9 0.70 ± 0.10
11 14.6 ± 0.8 226.3 ± 10.7 0.72 ± 0.13