Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials

The Ti alloy with 7 wt% Mo revealed a microstructure that contained only the orthorhombic α′′ phase of a fine acicular martensitic structure. The corrosion resistance of the Ti-Mo alloys increased as the Mo content increased. Based on the results obtained from the polarization curve and electrochemi...

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Main Authors: Back-Sub Sung, Tae-Eon Park, Young-Hoon Yun
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2015/872730
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author Back-Sub Sung
Tae-Eon Park
Young-Hoon Yun
author_facet Back-Sub Sung
Tae-Eon Park
Young-Hoon Yun
author_sort Back-Sub Sung
collection DOAJ
description The Ti alloy with 7 wt% Mo revealed a microstructure that contained only the orthorhombic α′′ phase of a fine acicular martensitic structure. The corrosion resistance of the Ti-Mo alloys increased as the Mo content increased. Based on the results obtained from the polarization curve and electrochemical impedance, the Ti-Mo alloys were shown to be corrosion resistant because of the passive films formed on their surfaces. No ion release was detected in SBF (simulated body fluid) solution, while Ti ions were released in 0.1% lactic acid ranging from 0.05 to 0.12 μg/mL for the Ti-Mo alloys. In vitro tests showed that MC3T3-E1 cell proliferation on Ti-7 wt% Mo alloy was rather active compared to other Ti-Mo alloys and commercial-grade pure Ti.
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series Advances in Materials Science and Engineering
spelling doaj-art-228d215dc68e4effb3fcb59caf6ccd7d2025-02-03T01:03:38ZengWileyAdvances in Materials Science and Engineering1687-84341687-84422015-01-01201510.1155/2015/872730872730Microstructures and Electrochemical Behavior of Ti-Mo Alloys for BiomaterialsBack-Sub Sung0Tae-Eon Park1Young-Hoon Yun2Department of Mechanical Engineering, Chosun University, Gwangju 501-759, Republic of KoreaEcotechkorea Co. Ltd., Jeonnam Advanced Ceramics Center, Jeonnam 530-370, Republic of KoreaDepartment of Hydrogen & Fuel Cell Technology, Dongshin University, Jeonnam 520-714, Republic of KoreaThe Ti alloy with 7 wt% Mo revealed a microstructure that contained only the orthorhombic α′′ phase of a fine acicular martensitic structure. The corrosion resistance of the Ti-Mo alloys increased as the Mo content increased. Based on the results obtained from the polarization curve and electrochemical impedance, the Ti-Mo alloys were shown to be corrosion resistant because of the passive films formed on their surfaces. No ion release was detected in SBF (simulated body fluid) solution, while Ti ions were released in 0.1% lactic acid ranging from 0.05 to 0.12 μg/mL for the Ti-Mo alloys. In vitro tests showed that MC3T3-E1 cell proliferation on Ti-7 wt% Mo alloy was rather active compared to other Ti-Mo alloys and commercial-grade pure Ti.http://dx.doi.org/10.1155/2015/872730
spellingShingle Back-Sub Sung
Tae-Eon Park
Young-Hoon Yun
Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
Advances in Materials Science and Engineering
title Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
title_full Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
title_fullStr Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
title_full_unstemmed Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
title_short Microstructures and Electrochemical Behavior of Ti-Mo Alloys for Biomaterials
title_sort microstructures and electrochemical behavior of ti mo alloys for biomaterials
url http://dx.doi.org/10.1155/2015/872730
work_keys_str_mv AT backsubsung microstructuresandelectrochemicalbehavioroftimoalloysforbiomaterials
AT taeeonpark microstructuresandelectrochemicalbehavioroftimoalloysforbiomaterials
AT younghoonyun microstructuresandelectrochemicalbehavioroftimoalloysforbiomaterials