Corrosion and radiation resistant nanoceramic coatings for lead fast reactors
Autor: | Mariano Tarantino, P. Trocellier, M. Vanazzi, F.R. Lamastra, Lucile Beck, Francesca Nanni, M. Bragaglia, Luca Ceseracciu, Marco Utili, F. García Ferré, Serena Bassini, A. Mairov, Marco Beghi, Kumar Sridharan, Yves Serruys, F. Di Fonzo, Daniele Iadicicco |
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Přispěvatelé: | Center for Nano Science and Technology@PoliMi, Instituto Italiano di Tecnologia, CEA-Direction de l'Energie Nucléaire (CEA-DEN), Commissariat à l'énergie atomique et aux énergies alternatives (CEA), CEA-Direction des Energies (ex-Direction de l'Energie Nucléaire) (CEA-DES (ex-DEN)) |
Jazyk: | angličtina |
Rok vydání: | 2017 |
Předmět: |
B. Pulsed laser deposition
Materials science [PHYS.NUCL]Physics [physics]/Nuclear Theory [nucl-th] High temperature corrosion General Chemical Engineering Alumina Settore ING-IND/22 chemistry.chemical_element Pulsed laser deposition 02 engineering and technology Temperature cycling [PHYS.NEXP]Physics [physics]/Nuclear Experiment [nucl-ex] 01 natural sciences Oxygen Nanoceramic Corrosion Oxide coatings C. High temperature corrosion 0103 physical sciences Chemical Engineering (all) General Materials Science Irradiation Selective leaching Ceramic C. Oxide coatings Liquid metal corrosion 010302 applied physics Austenite Chemistry (all) Metallurgy General Chemistry 021001 nanoscience & nanotechnology C. Liquid metal corrosion chemistry visual_art visual_art.visual_art_medium A. Alumina Materials Science (all) 0210 nano-technology |
Zdroj: | Corrosion Science Corrosion Science, Elsevier, 2017, 124, ⟨10.1016/j.corsci.2017.05.011⟩ Corrosion Science, 2017, 124, ⟨10.1016/j.corsci.2017.05.011⟩ |
ISSN: | 0010-938X |
Popis: | International audience; Bare and Al2O3-coated austenitic steel samples are exposed to lead-fast-reactor relevant corrosive conditions.Selective leaching of Ni, Mn and Cr is observed in bare samples exposed to high temperature stagnant lead(550 DC, 10et8722;8 wt.percent oxygen, 1000 and 4000 h). By contrast, corrosion is not observed in either pristine (4000 h)or irradiated (1000 h) coated samples. Further characterization and testing methods include SEM, TEM, STEM,EDS, cyclic nanoimpact, microindentation, scratch, and thermal cycling. Overall, the results show that thecoatings retain structural integrity under the conditions investigated, which is a crucial prerogative for corrosionprotection with ceramic coatings. |
Databáze: | OpenAIRE |
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