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Influence of the electrolyte concentration on the smooth TiO2 anodic coatings on Ti-6Al-4V
(MDPI, 2017-03-03)
To obtain smooth TiO2 coatings for building a new design of Ti-6Al-4V heart valve, the anodic oxidation technique in pre-spark conditions was evaluated. TiO2 coating is necessary for its recognized biocompatibility and ...
Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V
(Elsevier, 2017-09-01)
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 ...
Heterogeneous photocatalytic Cr(VI) reduction with short and long nanotubular TiO2 coatings prepared by anodic oxidation
(Elsevier, 2018-01-01)
Nanotubular TiO2 coatings prepared by anodic oxidation of titanium were evaluated for the first time in the photocatalytic Cr(VI) reduction in the presence of EDTA. Small nanotubes (SN) were prepared by using aqueous ...
Advances on the synthesis of porous TiO2 coatings by anodic spark oxidation : photocatalytic reduction of Cr(VI)
(Elsevier, 2017-04-15)
Porous TiO2 coatings were obtained by anodic oxidation in spark discharge conditions, varying the range of current density (200–3000 A m−2) and the electrolyte concentration (H2SO4; 1 and 4 M). The samples were characterized ...
Recubrimientos porosos de dióxido de titanio sintetizados por oxidación anódicaPorous titanium dioxide coatings synthesized by anodic oxidation
(Universidad Federal de Rio de Janeiro, 2018-07-19)
El TiO2 es uno de los materiales más utilizados en el proceso de fotocatálisis heterogénea debido a su disponibilidad comercial, bajo costo, baja toxicidad y elevada actividad fotocatalítica. Uno de los métodos más eficientes ...
Influencia de los tratamientos térmicos en recubrimientos anódicos nanotubulares de TiO2Influence of thermal treatments in nanotubular anodic coatings of TiO2
(Universidad Federal de Rio de Janeiro, 2018-07-19)
El TiO2 es un semiconductor ampliamente utilizado en el proceso de fotocatálisis heterogénea para la des-contaminación de aguas. Diversos estudios indican que las estructuras ordenadas de nanotubos en fase ana-tasa mejoran ...
Low-cost nanostructured coating of anodic aluminium oxide synthesized in sulphuric acid as electrolyte
(MDPI AG, 2021-03-09)
The anodic oxidation of aluminium is an electrochemical technique that allows obtaining nanostructures with easily adjustable morphology depending on the synthesis variables, for its application in medicine, engineering, ...
Synthesis and morphological characterization of nanoporous aluminum oxide films by using a single anodization step
(MDPI AG, 2019-02-13)
Nanoporous anodic aluminum oxide (AAO) films play an important role in nanotechnology due to their easily adjustable morphological properties and wide range of applications. Thus, a deep and systematic characterization of ...