Enhancement of the Mechanical Properties of Hydroxyapatite/Sulphonated Poly Ether Ether Ketone Treated Layer for Orthopaedic and Dental Implant Application

Figure 2

AFM 3D height images of the treated PEEK with (a) 3-, (b) 5-, and (c) 10-minute sulphonation times after applying the compression load.

(a)

(b)

(c)