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. 2021 Jun 26;7(7):e07408. doi: 10.1016/j.heliyon.2021.e07408

Figure 7.

Figure 7

Magnetic HAp formed on top of micro-arc CaP-based anodised titanium (a), whereas its hydrothermal treated nanorods surface (b), transformed into magnetic nanotubes (c), using electrochemical post treatment (taken with permission from [245, 246]).