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Proceedings of

3rd International Conference on Advances in Civil, Structural and Mechanical Engineering CSM 2015

"MECHANISM OF BONE-LIKE APATITE FORMATION ON ANODISED TITANIUM UNDER UV IRRADIATION"

H.Z. ABDULLAH M.I. IDRIS T.C. LEE
DOI
10.15224/978-1-63248-062-0-37
Pages
51 - 55
Authors
3
ISBN
978-1-63248-062-0

Abstract: “Anodic oxidation is an electrochemical method for the production of ceramic films on a metallic substrate. It had been widely used to deposit the ceramic coatings on the metals surface. UV light was used to accelerate the bone-like apatite formation on the anodised titanium in this study. The processing was composed of two steps which were UV light treatment after anodic oxidation, and UV light illumination during simulated body fluid (SBF). This study aims to study the mechanism of bone-like apatite formation on the surface of anodised titanium under UV irradiation. High purity titanium foils were anodised at 350 V, 70 mA.cm-2 in electrolytic solution containing glycerophosphate disodium salt pentahydrate (β-GP) and calcium acetate monohydrate (CA) for 10 minutes. UV light treatment was conducted in pH-adjusted distilled water (pH 1) for 12 hours. Next, SBF was carried out by illuminating with UV lamp for 1 week. Anodised titanium foils were characterised by using field emission scann”

Keywords: anodic oxidation, titanium, titanium dioxide, UV irradiation, simulated body fluid, bone-like apatite.

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