Effects of current frequency on the MAO coatings on AA7050

References

• Wang ZJ, Wu LN, Qi YL, et al. Self-lubricating Al2O3/PTFE composite coating formation on surface of aluminium alloy. Surf Coat Technol. 2010;204:3315–3318. doi: 10.1016/j.surfcoat.2010.03.049
   Web of Science ®Google Scholar
• Hao JM, Wei XY, Chen YN. Color characteristic and formation mechanism of black ceramic coating by micro -arc oxidation on 1060 aluminum alloy. Surf Technol. 2014;43:44–49.
   Google Scholar
• Chen XM, Song RG, Li J. Current research status and development trends of 7xxx series aluminum alloys. Mate Rev. 2009;23:67–70.
   Google Scholar
• Xue WB, Wu XL, Li XJ, et al. Anti-corrosion film on 2024/SiC aluminum matrix composite fabricated by micro-arc oxidation in silicate electrolyte. J Alloys Compd. 2006;425:302–306. doi: 10.1016/j.jallcom.2006.01.035
   Web of Science ®Google Scholar
• Silva G, Rivolta B, Gerosa R, et al. Study of the SCC behavior of 7075 aluminum alloy after one-step aging at 163℃. J. Mate Eng Perform. 2013;22:210–214. doi: 10.1007/s11665-012-0221-4
   Web of Science ®Google Scholar
• Holoroyd NJH, Scamans GM. Stress corrosion cracking in Al-Zn-Mg-Cu aluminum alloys in saline environment. Metall Mater Trans A. 2013;44:1230–1253. doi: 10.1007/s11661-012-1528-3
   Web of Science ®Google Scholar
• Zhuang JJ, Song RG, Xiang N, et al. Effect of current density on microstructure and properties of PEO ceramic coatings on magnesium alloy. Surf Eng. 2017;33:744–752. doi: 10.1080/02670844.2016.1190123
   Web of Science ®Google Scholar
• Fadee H, Javidi M. Investigation on the corrosion behaviour and microstructure of 2024-T3 Al alloy treated via plasma electrolytic oxidation. J Alloy Compd. 2014;604:36–42. doi: 10.1016/j.jallcom.2014.03.127
   Web of Science ®Google Scholar
• Song RG, Chen L, Lu H. Effects of nanoparticles on the corrosion resistance of fluoropolymer coatings on mild steel. Surf Eng. 2017;33:451–459. doi: 10.1080/02670844.2016.1236226
   Web of Science ®Google Scholar
• Wu DF, Lei YY, Zhang XY. Effect of nano-SiO2 additive on the microstructure and wear resistance of micro-arc oxidation ceramic coating on casting aluminum alloy. Surf Technol. 2013;42:42–44.
   Google Scholar
• Seyfoori A, Mirdamadi S, Khavandi A, et al. Biodegradation behavior of micro-arc oxidized AZ31 magnesium alloys formed in two different electrolytes. Appl Surf Sci. 2012;261:92–100. doi: 10.1016/j.apsusc.2012.07.105
   Web of Science ®Google Scholar
• Montemor M, Ferreira MGS. Electrochemical study of modified bis-[triethoxysilylpropyl] tetrasulfide silane films applied on the AZ31 Mg alloy. Electrochim Acta. 2007;52:7486–7495. doi: 10.1016/j.electacta.2006.12.086
   Web of Science ®Google Scholar
• Allem MJ, Tung VC, Kaner RB. Honeycomb carbon: a review of graphene. Chem Rev. 2010;110:132–145. doi: 10.1021/cr900070d
   PubMed Web of Science ®Google Scholar
• Geim AK. Graphene: status and prospects. Science. 2009;324:1530–1534. doi: 10.1126/science.1158877
   PubMed Web of Science ®Google Scholar
• Zhao LC, Cui CX, Wang QZ, et al. Growth characteristics and corrosion resistance of micro-arc oxidation coating on pure magnesium for biomedical applications. Corros Sci. 2010;52:2228–2234. doi: 10.1016/j.corsci.2010.03.008
   Web of Science ®Google Scholar
• Watcharotone S, Dikin DA, Stankovich S. Graphene-silica composite thin films as transparent conductors. Nano Lett. 2007;7:1888–1892. doi: 10.1021/nl070477+
   PubMed Web of Science ®Google Scholar
• Yang Y, Liu YH. Effects of current density on the microstructure and the corrosion resistance of alumina coatings embedded with SiC nano-particles produced by micro-arc oxidation. J Mater Sci Technol. 2010;26:1016–1020. doi: 10.1016/S1005-0302(10)60167-3
   Web of Science ®Google Scholar
• Zumelzu E, Angulo C, Cabezas C, et al. Characterisation of nanometric chromium coatings in metal-polymer composites. Surf Eng. 2018;29:620–626. doi: 10.1179/1743294413Y.0000000160
   Web of Science ®Google Scholar
• Gao YH, Guan SK, Chen J, et al. Fabrication and characterization of rod-like nano-hydroxyapatite on MAO coating supported on Mg-Zn-Ca alloy. Appl Surf Sci. 2011;257:2231–2237. doi: 10.1016/j.apsusc.2010.09.080
   Web of Science ®Google Scholar
• Aruna ST, Srinivas G. Wear and corrosion resistant properties of electrodeposited Ni composite coating containing Al2O3-TiO2 composite powder. Surf Eng. 2015;31:708–713. doi: 10.1179/1743294415Y.0000000050
   Web of Science ®Google Scholar
• Ma H, Li D, Liu C, et al. An investigation of (NaPO3)6 effects and mechanisms during micro-arc oxidation of AZ31 magnesium alloy. Surf Coat Technol. 2015;266:151–159. doi: 10.1016/j.surfcoat.2015.02.033
   Web of Science ®Google Scholar
• Alsaran A, Purcek G, Hacisalihoglu I, et al. Hydroxyapatite production on ultrafine-grained pure titanium by micro-arc oxidation and hydrothermal treatment. Surf Coat Technol. 2011;205:S537–S542. doi: 10.1016/j.surfcoat.2011.03.032
   Web of Science ®Google Scholar
• Sivakumar M, Manjubala I. Preparation of hydroxyapatite/fluoroapatite-zirconia composites using Indian corals for biomedical applications. Mater Lett. 2001;50:199–205. doi: 10.1016/S0167-577X(01)00225-7
   Web of Science ®Google Scholar
• Nie X, Leyland A, Matthews A. Deposition of layered bioceramic hydroxyapatite/TiO2 coatings on titanium alloys using a hybrid technique of micro-arc oxidation and electrophoresis. Surf Coat Technol. 2000;125:407–414. doi: 10.1016/S0257-8972(99)00612-X
   Web of Science ®Google Scholar
• Kim DY, Kim M, Kim HE, et al. Formation of hydroxyapatite within porous TiO2 layer by micro-arc oxidation coupled with electrophoretic deposition. Acta Biomater. 2009;5:2196–2205. doi: 10.1016/j.actbio.2009.02.021
   PubMed Web of Science ®Google Scholar
• Liu F, Xu JL, Wang FP, et al. Biomimetic deposition of apatite coatings on micro-arc oxidation treated biomedical NiTi alloy. Surf Coat Technol. 2010;204:3294–3299. doi: 10.1016/j.surfcoat.2010.03.044
   Web of Science ®Google Scholar
• Liang J, Srinivasan PB, Blawert C, et al. Electrochemical corrosion behaviour of plasma electrolytic oxidation coatings on AM50 magnesium alloy formed in silicate and phosphate based electrolytes. Electrochim Acta. 2009;54:3842–3850. doi: 10.1016/j.electacta.2009.02.004
   Web of Science ®Google Scholar
• Sun Y, Ata MS, Zhitomirsky I. Electrophoretic deposition of linear polyethylenimine and composite films. Surf Eng. 2013;29:495–499. doi: 10.1179/1743294413Y.0000000156
   Web of Science ®Google Scholar
• Xia SJ, Yue R, Rateick Jr RG, et al. Electrochemical studies of AC/DC anodized Mg alloy in NaCl solution. J Electrochem Soc. 2004;151:179–187. doi: 10.1149/1.1646139
   Web of Science ®Google Scholar