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TitleAl2O3 coatings on stainless steel using pulsed-pressure MOCVD
Publication TypeJournal Article
Year of Publication2013
AuthorsKrumdieck, S., Davies S., Bishop C.M., Kemmitt T., and Kennedy J.V.
JournalSurface and Coatings Technology
Volume230
Pagination208 - 212
Date Published2013
ISSN02578972 (ISSN)
KeywordsAlumina, Alumina coating, Aluminium isopropoxide, Amorphous carbon, Amorphous films, Amorphous materials, Atomic force microscopy, Carbon films, Coatings, Conformality, Deposition temperatures, Energy dispersive spectroscopies (EDS), Energy dispersive spectroscopy, Liquid metals, Metal-organic chemical vapour depositions, Scanning electron microscopy, Stainless steel, Stoichiometric, Type 304l stainless steels, X ray diffraction
AbstractAlumina coatings were deposited by pulsed-pressure metalorganic chemical vapour deposition (PP-MOCVD). A single-source liquid aluminium isopropoxide (C9H21O3Al) precursor solution in toluene was used. As-machined type 304L stainless steel substrates were coated over a range of deposition temperatures from 450°C to 800°C. Coatings were characterized using scanning electron microscopy (SEM), atomic force microscopy (AFM), energy dispersive spectroscopy (EDS), x-ray diffraction (XRD) and Rutherford backscattering spectroscopy (RBS). The coatings conformally and uniformly coated the micro-rough steel surface with no evidence of cracking. All of the coatings were amorphous, and no carbon was detected in the films. © 2013 Elsevier B.V.
URLhttp://www.scopus.com/inward/record.url?eid=2-s2.0-84881314699&partnerID=40&md5=b57b31c2fdb176907481b2f873fc9d3c
DOI10.1016/j.surfcoat.2013.06.119

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