Fabrication of highly porous titanium (Ti) scaffolds with two interlaced periodic pores
- Authors
- Shin, Kwan-Ha; Soon, Young-Mi; Koh, Young-Hag; Lee, Jong-Hoon; Choi, Won Young; Kim, Hyoun-Ee
- Issue Date
- 15-6월-2009
- Publisher
- ELSEVIER SCIENCE BV
- Keywords
- Metals and alloys; Porosity; Mechanical properties; Titanium (Ti); Hydroxyapatite (HA)
- Citation
- MATERIALS LETTERS, v.63, no.15, pp.1341 - 1343
- Indexed
- SCIE
SCOPUS
- Journal Title
- MATERIALS LETTERS
- Volume
- 63
- Number
- 15
- Start Page
- 1341
- End Page
- 1343
- URI
- https://scholar.korea.ac.kr/handle/2021.sw.korea/119825
- DOI
- 10.1016/j.matlet.2009.03.007
- ISSN
- 0167-577X
- Abstract
- This paper reports a novel type of porous titanium (Ti) scaffolds with two interlaced periodic pores that were produced by coating the surfaces of a dual-channeled hydroxyapatite (HA) scaffold, as a supporting framework. with a titanium hydride (TiH2) slurry followed by heat-treatment at 1200 degrees C for 3 h in a Vacuum to convert TiH2 to Ti metal. This method allowed the porous Ti scaffolds to mimic the original pore structure of the dual-channeled HA scaffold in a tightly controlled manner. It was observed that the Ti layer was strongly adhered to the HA layer. owing to the diffusion of P ions into the Ti layer. The fabricated sample showed a high compressive strength of 6.0 +/- 0.77 MPa and a porosity of 78 vol.% due to its unique pore structure. as well as perfect interconnections between the pores. (C) 2009 Elsevier B.V. All rights reserved.
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Collections - Graduate School > Department of Bioengineering > 1. Journal Articles
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