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. 2018 Mar 16;10(3):328. doi: 10.3390/polym10030328

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© 2018 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Morphology of (a) PEEK/PGA scaffold, (b) PEEK/PGA-1%nTiO₂ scaffold, (c) PEEK/PGA-3%nTiO₂ scaffold, (d) PEEK/PGA-5%nTiO₂ scaffold, (e) PEEK/PGA-7%nTiO₂ scaffold, and (f), (g) energy dispersive spectroscopy (EDS) spectra of the marked region.