Results 11 to 20 of about 14,841 (241)

XPS and GDOES Characterization of Porous Coating Enriched with Copper and Calcium Obtained on Tantalum via Plasma Electrolytic Oxidation [PDF]

Journal of Spectroscopy, 2016
XPS and GDOES characterizations of porous coatings on tantalum after Plasma Electrolytic Oxidation (PEO) at 450 V for 3 minutes in electrolyte containing concentrated (85%) phosphoric acid with calcium nitrate and copper (II) nitrate are described. Based
Krzysztof Rokosz, Tadeusz Hryniewicz, Patrick Chapon, Steinar Raaen, Hugo Ricardo Zschommler Sandim   +4 more
doaj   +4 more sources

Plasma electrolytic oxidation of tantalum [PDF]

Serbian Journal of Electrical Engineering, 2012
This paper is a review of our research on the plasma electrolytic oxidation (PEO) process of tantalum in 12-tungstosilicic acid. For the characterization of microdischarges during PEO, real-time imaging and optical emission spectroscopy (OES ...
Petković Marija, Stojadinović Stevan, Vasilić Rastko, Belča Ivan, Kasalica Bećko, Zeković Ljubiša   +5 more
doaj   +1 more source

Discharge Characteristics, Plasma Electrolytic Oxidation Mechanism and Properties of ZrO₂ Membranes in K₂ZrF₆ Electrolyte

Membranes, 2022
ZrO2 was coated on AZ31 magnesium alloy substrate by plasma electrolytic oxidation with K2ZrF6 and NaH2PO4 electrolytes. The discharge characteristics and variation in active species during the plasma electrolytic oxidation (PEO) process were studied by ...
Li Wang, Wen Fu, Guangkun Yi, Ziyang Chen, Zhitin Gao, Qingyu Pan   +5 more
doaj   +1 more source

Tribocorrosion Properties of PEO Coatings Produced on AZ91 Magnesium Alloy with Silicate- or Phosphate-Based Electrolytes [PDF]

, 2018
In this work, the tribocorrosion behavior of plasma electrolytic oxidation (PEO)-coated AZ91 samples was studied. In particular, two different coatings were produced and compared. One was obtained with an alkaline electrolyte containing sodium phosphate,
Brunelli, Katya, Dabala', Manuele, Gennari, Claudio, Marco, Sinico, Pezzato, Luca, Pietro, Pranovi, Settimi, ALESSIO GIORGIO, Vranescu, Dragos   +7 more
core   +6 more sources

Surface characterization and corrosion behavior of calcium phosphate (Ca-P) base composite layer on Mg and its alloys using plasma electrolytic oxidation (PEO): A review

Journal of Magnesium and Alloys, 2020
Magnesium has been known as an appropriate biological material on account of its good biocompatibility and biodegradability properties in addition to advantageous mechanical properties. Mg and its alloys are of poor corrosion resistance.
R. Chaharmahali, A. Fattah‐alhosseini, K. Babaei   +2 more
semanticscholar   +1 more source

Graphene oxide (GO) decorated on multi-structured porous titania fabricated by plasma electrolytic oxidation (PEO) for enhanced antibacterial performance

Materials & Design (1980-2015), 2021
Plasma electrolytic oxidation (PEO) is proven as a scalable method for surface treatment of titanium (Ti) providing a thick oxide layer with porous micro-nano morphology.
Arash Mazinani, J. Nine, R. Chiesa, G. Candiani, P. Tarsini, T. Tung, D. Losic   +6 more
semanticscholar   +1 more source

Fabrication, properties and biological activity of a titanium surface modified with zinc via plasma electrolytic oxidation

Frontiers in Materials, 2023
To improve the biological activities of titanium implant surfaces and promote efficient early bone formation, the formation of bioactive coatings that promote bone formation on titanium implant surfaces is currently an important area of research. In this
Rui Luo, Yang Jiao, Sujiajun Zhang, Jieshi Wu, Xingling Wu, Kaihang Lu, Pengpeng Zhang, Yankun Li, Xiaohui Ni, Quanming Zhao   +9 more
doaj   +1 more source

Enhanced corrosion resistance of AZ31 Mg alloy by one-step formation of PEO/Mg-Al LDH composite coating

Corrosion Communications, 2022
In the present work, a novel one-step plasma electrolytic oxidation (PEO) method is developed for the formation of PEO/Mg-Al layered double hydroxide (LDH) composite coating on AZ31 Mg alloy.
Xinxin Zhang, Yupeng Zhang, You Lv, Zehua Dong, Teruo Hashimoto, Xiaorong Zhou   +5 more
doaj   +1 more source

Effect of particles addition to solution of plasma electrolytic oxidation (PEO) on the properties of PEO coatings formed on magnesium and its alloys: A review

, 2020
The plasma electrolytic oxidation (PEO) procedure is utilized in order to amend the surface properties of Mg and its alloys. This procedure creates a ceramic coating on the surface applying high-voltage.
A. Fattah‐alhosseini, R. Chaharmahali, K. Babaei   +2 more
semanticscholar   +1 more source

Improving the wear resistance of plasma electrolytic oxidation (PEO) coatings applied on Mg and its alloys under the addition of nano- and micro-sized additives into the electrolytes: A review

, 2020
As an efficient surface modification approach, the plasma electrolytic oxidation (PEO) technique can boost the capability of wear protection in Mg and its alloys by applying a hard and thick ceramic coating.
M. Molaei, K. Babaei, A. Fattah‐alhosseini   +2 more
semanticscholar   +1 more source