Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V
Fil: Vera, María Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina.
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I77-R195-20.500.12219-44282024-06-04T11:13:14Z Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V Vera, María Laura Avalos, Martina Cecilia Rosenberger, Mario Roberto Bolmaro, Raúl Eduardo Schvezov, Carlos Enrique Ares, Alicia Esther TiO2 anodic coatings 60 V EBSD Colors oxide Texture Fil: Vera, María Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina. Fil: Vera, María Laura. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Materiales de Misiones; Argentina. Fil: Avalos, Martina Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Rosario). Instituto de Física (Rosario); Argentina. Fil: Avalos, Martina Cecilia. Universidad Nacional de Rosario. Instituto de Física (Rosario); Argentina. Fil: Rosenberger, Mario Roberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina. Fil: Rosenberger, Mario Roberto. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Materiales de Misiones; Argentina. Fil: Bolmaro, Raúl Eduardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Rosario). Instituto de Física (Rosario); Argentina. Fil: Bolmaro, Raúl Eduardo. Universidad Nacional de Rosario. Instituto de Física (Rosario); Argentina. Fil: Schvezov, Carlos Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina. Fil: Schvezov, Carlos Enrique. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Materiales de Misiones; Argentina. Fil: Ares, Alicia Esther. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina. Fil: Ares, Alicia Esther. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Materiales de Misiones; Argentina. The current paper analyzes the influence of texture and microstructure of Ti substrates on morphology and color of titanium dioxide coatings obtained by anodic oxidation. Substrates of Ti grade 2 and Ti grade 5 with different thermo-mechanical histories were used in the shape of cylindrical bars cut in both longitudinal and transversal directions, and laminated sheets. The crystalline orientation of the surface grains in the substrate before oxidation, were determined by electron backscatter diffraction. The oxide coatings were analyzed by optical and scanning electron microscopy. The results show that different substrate grain orientations produce oxides with different colors, because of different thickness depending on their orientations. An oxide grown on a basal hcp plane, with higher atomic density is thinner than an oxide grown on a transversal hcp plane with lower atomic density. This effect is more pronounced on elongated grains. Different anodic oxidation process parameters and heat treatments of the substrate were applied in order to obtain a more uniform oxide thickness. A specific heat treatment of the substrate was the most efficient, starting from a favorable orientation of crystals, characteristic of rolling texture. 2017-09-01 info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion https://hdl.handle.net/20.500.12219/4428 eng info:eu-repo/semantics/openAccess application/pdf application/pdf 2.244 MB Elsevier |
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Universidad Nacional de Misiones |
institution_str |
I-77 |
repository_str |
R-195 |
collection |
Repositorio Institucional Digital de la UNaM (RIDUNAM) |
language |
Inglés |
topic |
TiO2 anodic coatings 60 V EBSD Colors oxide Texture |
spellingShingle |
TiO2 anodic coatings 60 V EBSD Colors oxide Texture Vera, María Laura Avalos, Martina Cecilia Rosenberger, Mario Roberto Bolmaro, Raúl Eduardo Schvezov, Carlos Enrique Ares, Alicia Esther Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
topic_facet |
TiO2 anodic coatings 60 V EBSD Colors oxide Texture |
description |
Fil: Vera, María Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Materiales de Misiones; Argentina. |
format |
Artículo Artículo publishedVersion |
author |
Vera, María Laura Avalos, Martina Cecilia Rosenberger, Mario Roberto Bolmaro, Raúl Eduardo Schvezov, Carlos Enrique Ares, Alicia Esther |
author_facet |
Vera, María Laura Avalos, Martina Cecilia Rosenberger, Mario Roberto Bolmaro, Raúl Eduardo Schvezov, Carlos Enrique Ares, Alicia Esther |
author_sort |
Vera, María Laura |
title |
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
title_short |
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
title_full |
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
title_fullStr |
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
title_full_unstemmed |
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V |
title_sort |
evaluation of the influence of texture and microstructure of titanium substrates on tio2 anodic coatings at 60 v |
publisher |
Elsevier |
publishDate |
2017 |
url |
https://hdl.handle.net/20.500.12219/4428 |
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