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Solid solution soft...
Solid solution softening in a Aloi CoCrFeMnNi high-entropy alloy
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- Cheng, Q. (författare)
- Hunan Univ, Coll Mat Sci & Engn, Ctr High Resolut Electron Microscopy, Changsha 410082, Peoples R China.
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- Xu, X. D. (författare)
- Hunan Univ, Coll Mat Sci & Engn, Ctr High Resolut Electron Microscopy, Changsha 410082, Peoples R China.;Cent South Univ, State Key Lab Powder Met, Changsha 410083, Peoples R China.
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- Li, Xiaoqing (författare)
- KTH,Materialvetenskap
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- Li, Y. P. (författare)
- Cent South Univ, State Key Lab Powder Met, Changsha 410083, Peoples R China.
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- Nieh, T. G. (författare)
- Univ Tennessee, Dept Mat Sci & Engn, Knoxville, TN 37996 USA.
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- Chen, M. W. (författare)
- Johns Hopkins Univ, Dept Mat Sci & Engn, Baltimore, MD 21214 USA.
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Hunan Univ, Coll Mat Sci & Engn, Ctr High Resolut Electron Microscopy, Changsha 410082, Peoples R China Hunan Univ, Coll Mat Sci & Engn, Ctr High Resolut Electron Microscopy, Changsha 410082, Peoples R China.;Cent South Univ, State Key Lab Powder Met, Changsha 410083, Peoples R China. (creator_code:org_t)
- Elsevier BV, 2020
- 2020
- Engelska.
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Ingår i: Scripta Materialia. - : Elsevier BV. - 1359-6462 .- 1872-8456. ; 186, s. 63-68
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Solute effects on high-entropy alloys of equiatomic proportions are scientifically intriguing because there is no such well-defined "solute" and "solvent" atoms compared to those of conventional single principal element alloys. To date, most of the face-centered cubic alloys exhibit solid solution strengthening rather than softening due to the interactions between dislocations and solute atoms. Here, we present the careful experimental measurements and demonstrate solid solution softening, albeit weak, in a single phase CoCrFeMnNi through the minor addition of 2. at.% Al. This softening effect is mostly related to the decreased Peierl's stress by Al addition.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Materialteknik -- Metallurgi och metalliska material (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Materials Engineering -- Metallurgy and Metallic Materials (hsv//eng)
Nyckelord
- High-entropy alloy
- Solid solution softening
- Short range order
- Face centered Cubic Structure
- Peierl's stress
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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