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Article

22 Citations

5,056 Views

20 Pages

Calcium Doped Flash-PEO Coatings for Corrosion Protection of Mg Alloy

Ewa Wierzbicka,
Borja Pillado,
Marta Mohedano,
Raul Arrabal and
Endzhe Matykina

Metals2020, 10(7), 916;https://doi.org/10.3390/met10070916

9 July 2020

This study demonstrates a significant improvement of the corrosion resistance of an AZ31B magnesium alloy achieved by the application of 1 μm-thin coatings generated by an environmentally friendly flash plasma electrolytic oxidation (FPEO) process...

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Article

15 Citations

3,200 Views

15 Pages

Design and Multidimensional Screening of Flash-PEO Coatings for Mg in Comparison to Commercial Chromium(VI) Conversion Coating

Ewa Wierzbicka,
Marta Mohedano,
Endzhe Matykina and
Raul Arrabal

Metals2021, 11(2), 337;https://doi.org/10.3390/met11020337

17 February 2021

REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) regulations demand for an expedient discovery of a Cr(VI)-free alternative corrosion protection for light alloys even though the green alternatives might never be as cheap a...

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Article

24 Citations

5,941 Views

16 Pages

LDH Post-Treatment of Flash PEO Coatings

Rubén del Olmo,
Marta Mohedano,
Beatriz Mingo,
Raúl Arrabal and
Endzhe Matykina

Coatings2019, 9(6), 354;https://doi.org/10.3390/coatings9060354

30 May 2019

This work investigates environmentally friendly alternatives to toxic and carcinogenic Cr (VI)-based surface treatments for aluminium alloys. It is focused on multifunctional thin or flash plasma electrolytic oxidation (PEO)-layered double hydroxides...

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Article

9 Citations

2,382 Views

23 Pages

Combination of Electron Beam Surface Structuring and Plasma Electrolytic Oxidation for Advanced Surface Modification of Ti6Al4V Alloy

Hugo Mora-Sanchez,
Florian Pixner,
Ricardo Buzolin,
Marta Mohedano,
Raúl Arrabal,
Fernando Warchomicka and
Endzhe Matykina

Coatings2022, 12(10), 1573;https://doi.org/10.3390/coatings12101573

18 October 2022

The objective of this work is to study for the first time the combination of electron beam (EB) surface structuring and plasma electrolytic oxidation (PEO) with the aim of providing a multiscale topography and bioactive surface to the Ti6Al4V alloy f...

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Article

2 Citations

1,178 Views

25 Pages

Metal Ion Release from PEO-Coated Ti6Al4V DMLS Alloy for Orthopedic Implants

Shaghayegh Javadi,
Laura Castro,
Raúl Arrabal and
Endzhe Matykina

J. Funct. Biomater.2025, 16(10), 362;https://doi.org/10.3390/jfb16100362

28 September 2025

This study investigates the influence of plasma electrolytic oxidation (PEO) on corrosion resistance of Ti6Al4V alloys produced by direct metal laser sintering (DMLS) for orthopedic implants. PEO (300 s) and flash-PEO (60 s) coatings containing Si, C...

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Article

8 Citations

2,381 Views

15 Pages

Influence of Applied Frequency on Thermal Physical Properties of Coatings Prepared on Al and AlSi Alloys by Plasma Electrolytic Oxidation

Guodong Li,
Fei Ma,
Zhijie Li,
Yi Xu,
Fangyuan Gao,
Lingyan Guo,
Jianwei Zhu,
Guang Li and
Yuan Xia

Coatings2021, 11(12), 1439;https://doi.org/10.3390/coatings11121439

24 November 2021

In this study, plasma electrolytic oxidation (PEO) was performed on Al and AlSi substrates using a pulsed direct current (DC) power source. The coating process was carried out in a Na₂SiO₃ electrolyte with the systematic change of pulse frequency (50...

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