Results 11 to 20 of about 691 (173)

Study on the Microstructure and High Temperature Oxidation Behavior of Micro-Arc Oxidation Coating on TC4 Alloy [PDF]

open access: yesCailiao Baohu, 2023
In order to improve the high temperature oxidation resistance of TC4 alloy,an anti-oxidation ceramic coating was prepared on the surface of titanium alloy by micro-arc oxidation in the NaAlO2+ Na3PO4 electrolyte system.The phase composition and ...
ZHAO Xinrui, WANG Shuqi, FU Boda, LU Yinsong, ZOU Yongchun, CHEN Guoliang, WANG Yaming
doaj   +1 more source

Effect of Anode Pulse-Width on the Microstructure and Wear Resistance of Microarc Oxidation Coatings

open access: yesMetals, 2017
Microarc oxidation (MAO) coatings were prepared on 2024-T4 aluminum alloys using a pulsed bipolar power supply at different anode pulse-widths. After the MAO coatings were formed, the micropores and microcracks on the surface of the MAO coatings were ...
Zhen-Wei Li, Shi-Chun Di
doaj   +1 more source

Superhydrophobic composite coating for reliable corrosion protection of Mg alloy

open access: yesMaterials & Design, 2022
Endowing Mg alloy surface with superhydrophobicity solves its poor corrosion resistance for broadening the wide application fields. However, the superhydrophobicity is vulnerable to failure under service environments due to the exfoliation and ...
Shijie Song   +6 more
doaj   +1 more source

Surface configuration of microarc oxidized Ti with regionally loaded chitosan hydrogel containing ciprofloxacin for improving biological performance

open access: yesMaterials Today Bio, 2022
The bacterial colonization and poor osseointegration of Ti implants significantly compromise their applications in load-bearing bone repair and replacement.
Rui Zhou   +9 more
doaj   +1 more source

Preparation and Properties of Microarc Oxidation Self-Lubricating Composite Coatings on Aluminum Alloy

open access: yesMetals, 2017
Microarc oxidation (MAO) coatings were prepared on 2024-T4 aluminum alloy using pulsed bipolar power supply at different cathode current densities. The MAO ceramic coatings contained many crater-like micropores and a small number of microcracks.
Zhenwei Li, Shichun Di
doaj   +1 more source

Effect of MgO MicroParticles on Characteristics of Microarc Oxidation Coatings Fabricated on Pure Titanium

open access: yesInternational Journal of Electrochemical Science, 2019
Microarc oxidation coatings were successfully fabricated on TA2 pure titanium by the microarc oxidation method in electrolyte solutions using different concentrations of MgO microparticles (0~4 g/L).
Ping Wang   +6 more
doaj   +1 more source

Preparation and antibacterial properties of a copper-niobium coating on a titanium surface by a microarc oxidation-microwave hydrothermal method

open access: yes口腔疾病防治, 2021
Objective To prepare a copper-nobium antibacterial coating on a titanium surface by a microarc oxidation-microwave hydrothermal two-step method and to study its surface structure and antibacterial properties. Methods Using titanium coated with a microarc
WANG Tianqi, DU Qing, XIE Weili
doaj   +1 more source

Microarc oxidation coatings and corrosion behavior of 7050 aluminum alloy

open access: yes工程科学学报, 2017
Ceramic coatings were formed on 7050 aluminum alloy (AA7050) by microarc oxidation (MAO). Subsequently, scanning electron microscopy (SEM) and energy-dispersive spectrometry (EDS) were used to evaluate the microstructure of the coatings.
ZHUANG Jun-jie   +4 more
doaj   +1 more source

Corrosion Behaviors of Microarc Oxidation Coating and Anodic Oxidation on 5083 Aluminum Alloy

open access: yesJournal of Chemistry, 2020
The microarc oxidation (MAO) coating and anodic oxidation coating were prepared on 5083 aluminum alloy. The surface morphology, elemental composition, and electrochemical behavior of the two coatings were analyzed.
Haiou Sun   +5 more
doaj   +1 more source

Corrosion resistance of the microarc oxidation coatings prepared on magnesium alloy

open access: yesE3S Web of Conferences, 2018
Ceramic coatings were prepared on the surface of AZ91D magnesium alloy by microarc oxidation technology. The effects of different voltages on morphology, phase composition and thickness of the coatings were characterized by SEM and XRD.
Lv Ying   +5 more
doaj   +1 more source

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