BEHRANGI, Sahand a Hossein AGHAJANI. Nano3YSZ electrophoretic deposition from acetylacetone plus ethanol solvent on the surface of AZ91 magnesium alloy. MICRO & NANO LETTERS. HERTFORD: INST ENGINEERING TECHNOLOGY-IET, 2018, roč. 13, č. 5, s. 611-616. ISSN 1750-0443. Dostupné z: https://dx.doi.org/10.1049/mnl.2017.0623.
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Základní údaje
Originální název Nano3YSZ electrophoretic deposition from acetylacetone plus ethanol solvent on the surface of AZ91 magnesium alloy
Autoři BEHRANGI, Sahand a Hossein AGHAJANI.
Vydání MICRO & NANO LETTERS, HERTFORD, INST ENGINEERING TECHNOLOGY-IET, 2018, 1750-0443.
Další údaje
Originální jazyk angličtina
Typ výsledku Článek v odborném periodiku
Utajení není předmětem státního či obchodního tajemství
Impakt faktor Impact factor: 0.975
Doi http://dx.doi.org/10.1049/mnl.2017.0623
UT WoS 000431298100009
Klíčová slova anglicky yttrium compounds; zirconium compounds; magnesium alloys; nanoparticles; corrosion protective coatings; electrodeposition; electrophoresis; nanofabrication; mixing; scanning electron microscopy; optical microscopy; suspensions; corrosion testing; corrosion resistance; electrophoretic deposition; acetyl acetone-ethanol solvent; AZ91 magnesium alloy; yttria-stabilised zirconia nanopowder; mixing ratios; iodine dispersant; crack-free coatings; scanning electron microscopy; optical microscopy; suspensions; polarisation test; corrosion resistance; voltage 40 V; time 3 min; Y2O3-ZrO2
Štítky RIV ne
Změnil Změnil: Sahand Behrangi, M.Sc., učo 491709. Změněno: 25. 11. 2021 16:10.
Anotace
In the present work, the conditions for electrophoretic deposition of yttria-stabilised zirconia (YSZ) nanopowder have been investigated. For this purpose, the mixture of acetyl acetone and ethanol with different mixing ratios was used as solvent with iodine as a dispersant. To achieve a smooth, homogeneous and crack-free coatings, the following parameters were chosen to be optimised: the mixing ratio of acetyl acetone and ethanol, voltage and duration of deposition. The obtained coatings were observed by scanning electron microscope and optical microscope. The weight of deposits was also measured in different deposition conditions to observe the effects of above-mentioned parameters on the weight and consequently the quality of green coatings. All in all, the suspensions which composed of 50 vol% acetylacetone + 50 vol% ethanol led to more uniformity and fewer cracks/pores in deposits. The other parameters were optimised as follows: deposition voltage of 40 V and deposition time of 3 min. The results of polarisation test showed an improved corrosion resistance of the magnesium alloy with the application of YSZ coating, so that the I-corr value decreased from 1.16 to 0.088 mA.
VytisknoutZobrazeno: 18. 7. 2024 05:25