Journal
NPJ MATERIALS DEGRADATION
Volume 5, Issue 1, Pages -Publisher
NATURE PORTFOLIO
DOI: 10.1038/s41529-021-00163-8
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Funding
- Office of Naval Research through the Multidisciplinary University Research Initiative (MURI) programme [N00014-20-1-2368]
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Metallic alloys are essential for advanced technologies and systems, but corrosion remains a significant challenge. Recent research has identified a class of metallic alloys called multi principal element alloys (MPEAs) with unique physical properties and high resistance to corrosion, potentially expanding their use in harsh environments. Ongoing progress, prospects, and challenges in MPEA research are briefly reviewed with potential future research directions elaborated.
Metallic alloys are critical to essentially all advanced technologies and engineered systems. The well-documented impact of corrosion (and oxidation) of alloys, remains a significant industrial and economic challenge, year on year. Recent activity in the field of metallurgy has revealed a class of metallic alloys, termed multi principal element alloys (MPEAs) that present unique physical properties. Such MPEAs have in many instances also demonstrated a high resistance to corrosion - which may permit the broader use of MPEAs as corrosion resistant alloys (CRAs) in harsh environments. Herein, the progress in MPEA research to date, along with prospects and challenges, are concisely reviewed-with potential future lines of research elaborated.
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