Zobrazeno 1 - 10
of 29
pro vyhledávání: '"L. Iglesias-Rubianes"'
Publikováno v:
Transactions of the IMF. 85:306-309
Spatially resolved electron energy loss spectroscopy (EELS) has been used to investigate the oxidation state of tungsten species in a barrier anodic oxide film formed on an Al–6·5 at.-%W alloy in 0...
Autor:
Peter Skeldon, M. Beneke, J. Ferguson, S.J. Garcia-Vergara, L. Iglesias-Rubianes, George Thompson
Publikováno v:
Electrochimica Acta. 52:7148-7157
The influence of copper on the morphologies of porous anodic alumina has been investigated under current and voltage control using a sputtering-deposited Al–2.7 at.% Cu alloy and a commercial AA 2024-T3 aluminium alloy anodized in either sulphuric
Autor:
George Thompson, C. E. Blanco-Pinzon, Peter Skeldon, S.J. Garcia-Vergara, L. Iglesias-Rubianes, P Campestrini
Publikováno v:
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 462:2345-2358
This paper examines the mechanism of pore formation in anodic films on aluminium. For this purpose, the dimensional changes of specimens during growth of porous films on aluminium in phosphoric and sulphuric acid electrolytes are examined using trans
Autor:
Tcq Noakes, G.E. Thompson, Paul Bailey, Hiroki Habazaki, Peter Skeldon, L. Iglesias-Rubianes, Maria A. Arenas, Yanwen Liu, Kenichi Shimizu
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
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The enrichments of zinc developed in binary, solid solution Al–0.3at.%Zn, Al–0.4at.%Zn and Al–1at.%Zn alloys by electropolishing and alkaline etching are examined using Rutherford backscattering spectroscopy and medium energy ion scattering wit
Publikováno v:
Corrosion Science. 45:2905-2913
The ionic transport numbers in barrier anodic films, formed on an Al–5.7at.%W alloy in 0.1 M sodium tungstate electrolyte at 293 K, have been measured for current densities from 0.1 to 1000 mA cm−2. For this purpose, a xenon marker was ion implan
Autor:
U. Kreissig, L. Iglesias-Rubianes, Hiroki Habazaki, G.E. Thompson, Peter Skeldon, D. Grambole, Kenichi Shimizu
Publikováno v:
Thin Solid Films 424 (2003) 201
The present study examines the behaviour of hydrogen impurity in an Al–6.5 at.% W alloy during anodizing, using elastic recoil detection and nuclear reaction analyses. Increased concentrations of hydrogen are found near the alloy/anodic film interf
Publikováno v:
Corrosion Science. 44:751-760
Previous experiments involving stepped changes in current during anodizing of aluminium alloys have disclosed subtle transient and long-term influences of current density on film growth. The present work employs a current reduction of a factor of 10
Publikováno v:
Corrosion Science. 43:2217-2227
The influences of current density in development of amorphous, barrier anodic films on a metastable, solid solution, Al–6.5at.%W alloy is examined, with focus on enrichments in the alloy, oxidation processes at the alloy/film interface and migratio
Publikováno v:
Philosophical Magazine A. 81:1579-1595
Stepped-current experiments are applied to the study of barrier film formation on an Al-6.5 at.% W alloy prepared by magnetron sputtering. These reveal transient changes in the composition and/or the density in local regions of the anodic film immedi