Advances in Materials Science and Engineering / 2009 / Article / Fig 5

Research Article

Preparation and In Vitro Behavior of a Poly(lactic acid)-Fiber/Hydroxyapatite Composite Sheet

Figure 5

FE-SEM photographs showing the surface appearances of the PLA-fiber/HA composite sheet and PLA-fiber sheet after immersion in HBS solution. (Original magnification 2,000). (a) After 1 day of immersion. (b) After 7 days of immersion. Precipitate formation is observed on the surface of the PLA-fiber/HA composite sheet after immersion in HBS solution for only 1 day.
827241.fig.005a
(a)
827241.fig.005b
(b)

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