Search results for " Austenitic"

showing 2 items of 2 documents

CORROSION RESISTANCE OF DIFFERENT STAINLESS STEEL GRADES IN FOOD AND BEVERAGE INDUSTRY

2020

Stainless steel EIS XPS Passivity Transpassivity Food industry Ions release ICP-OES Polarization resistance Passive films Chromium Duplex Austenitic Photoelectrochemistry Biofilm NaClO Cleaning Disinfection Corrosion resistance Mott-Schottky Corten Carbon steelSettore ING-IND/23 - Chimica Fisica Applicata
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Passivation-Induced Physicochemical Alterations of the Native Surface Oxide Film on 316L Austenitic Stainless Steel

2019

Time of Flight Secondary Ion Mass Spectroscopy, X-Ray Photoelectron Spectroscopy, in situ Photo-Current Spectroscopy and electrochemical analysis were combined to characterize the physicochemical alterations induced by electrochemical passivation of the surface oxide film providing corrosion resistance to 316L stainless steel. The as-prepared surface is covered by a ~2 nm thick, mixed (Cr(III)-Fe(III)) and bi-layered hydroxylated oxide. The inner layer is highly enriched in Cr(III) and the outer layer less so. Molybdenum is concentrated, mostly as Mo(VI), in the outer layer. Nickel is only present at trace level. These inner and outer layers have band gap values of 3.0 and 2.6-2.7 eV, respe…

Materials sciencePassivation020209 energyOxidechemistry.chemical_elementFOS: Physical sciences02 engineering and technologyApplied Physics (physics.app-ph)Surface Analysisengineering.materialPhysical ChemistryMetallic MaterialsCorrosionBarrier layerchemistry.chemical_compoundPassive Film0202 electrical engineering electronic engineering information engineeringMaterials ChemistryElectrochemistry[CHIM]Chemical SciencesAustenitic stainless steelPassivation Physicochemical Characterization Native Surface Oxide 316L Austenitic Stainless SteelCondensed Matter - Materials ScienceRenewable Energy Sustainability and the EnvironmentMaterials Science (cond-mat.mtrl-sci)Physics - Applied Physics[CHIM.MATE]Chemical Sciences/Material chemistryStainless SteelCondensed Matter PhysicsSurfaces Coatings and FilmsElectronic Optical and Magnetic MaterialsCorrosionNickelSettore ING-IND/23 - Chimica Fisica ApplicatachemistryChemical engineering13. Climate actionMolybdenum[PHYS.COND.CM-MS]Physics [physics]/Condensed Matter [cond-mat]/Materials Science [cond-mat.mtrl-sci]engineeringLayer (electronics)Journal of The Electrochemical Society
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