Biomedical Engineering Reference
In-Depth Information
Figure 9.70
Relationship between the bonding strength of coatings and
the content of Ti in the coatings [106].
Figure 9.71
Surface morphology of HA/Ti composite coatings after
soaking in SBF for 7 days [106].
Jowiz
et al
. investigated formation of HA layer on micro-
Ti [33], Ti-45S5 nanocomposites [35], and micro-/nanocrystalline
Ti-6Al-4V alloys [34]. They applied two different types of
electrolytes for hydroxyapatite (HA) deposition. The source of
Ca and P was: 0.1M HCl + 0.005M HA and 0.042M Ca(NO
3
)
2
+
0.025M (NH
4
)
2
HPO
4
+ 0.1M HCl. In the irst type of electrolyte, the
