Corrosion behavior of a newly developed multifunctional beta-type Ti-23Nb-0.7Ta-2Zr-O (mol%, TNTZO) alloy in Ringer's physiological solution was evaluated by open circuit potential, potentiodynamic polarization and X-ray photoelectron spectroscopy (XPS) techniques. Corrosion property of Ti-6Al-4V was also measured for comparison. The results showed that the TNTZO alloy possesses much better corrosion property than the Ti-6Al-4V alloy, corroborated by a high corrosion potential and broad passive region, which is attributed to the stable and inert passive TiO2 film modified by the oxides of Nb, Ta and Zr on the surface of the TNTZO alloy. (C) 2008 Elsevier B.V. All rights reserved.
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[Anonymous], 2006, ELECTROCHIM ACTA, DOI [DOI 10.1016/j.electacta.2005.02.121, DOI 10.1016/J.ELECTACTA.2005.02.121]
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Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia
Metikos-Hukovic, M
Kwokal, A
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Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia
Kwokal, A
Piljac, J
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Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia
机构:
Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia
Metikos-Hukovic, M
Kwokal, A
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机构:
Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia
Kwokal, A
Piljac, J
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Univ Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, CroatiaUniv Zagreb, Fac Chem Engn & Technol, Dept Electrochem, Zagreb 10000, Croatia