Effects of compositional complexity on the ion-irradiation induced swelling and hardening in Ni-containing equiatomic alloys
Ke Jin,Chenyang Lu,L. M. Wang,Jun Qu,William J. Weber,William J. Weber,Yong Zhang,Yong Zhang,Hongbin Bei +8 more
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TLDR
In this article, the impact of compositional complexity on the ion-irradiation induced swelling and hardening was studied in Ni and six Ni-containing equiatomic alloys with face-centered cubic structure.About:
This article is published in Scripta Materialia.The article was published on 2016-07-01 and is currently open access. It has received 233 citations till now. The article focuses on the topics: Hardening (metallurgy) & Swelling.read more
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Science and technology in high-entropy alloys
TL;DR: In this article, the authors review the recent development of high-entropy alloys and summarize their preparation methods, composition design, phase formation and microstructures, various properties, and modeling and simulation calculations.
Journal ArticleDOI
Enhancing radiation tolerance by controlling defect mobility and migration pathways in multicomponent single-phase alloys
Chenyang Lu,Liang-Liang Niu,Nanjun Chen,Ke Jin,Taini Yang,Pengyuan Xiu,Yanwen Zhang,Yanwen Zhang,Fei Gao,Hongbin Bei,Shi Shi,Mo Rigen He,Ian M. Robertson,William J. Weber,William J. Weber,Lumin Wang +15 more
TL;DR: This study demonstrates enhancement of radiation tolerance with the suppression of void formation by two orders magnitude at elevated temperatures in equiatomic single-phase concentrated solid solution alloys, and reveals its controlling mechanism through a detailed analysis of the depth distribution of defect clusters and an atomistic computer simulation.
Journal ArticleDOI
Outstanding tensile properties of a precipitation-strengthened FeCoNiCrTi0.2 high-entropy alloy at room and cryogenic temperatures
Yang Tong,Da Chen,Bin Han,Bin Han,Jun-Wei Wang,Rui Feng,Tao Yang,C. Zhao,Yilu Zhao,Wei Guo,Yasuo Shimizu,C.T. Liu,Peter K. Liaw,Koji Inoue,Yasuyoshi Nagai,Alice Hu,Ji-Jung Kai +16 more
TL;DR: In this article, a precipitation-strengthened FeCoNiCrTi0.2 high-entropy alloy strengthened by two types of coherent nano-precipitates but with the same composition was fabricated, and its tensile properties at room and cryogenic temperatures (77 K) and the corresponding defect-structure evolution were investigated.
Journal ArticleDOI
Thermal activation mechanisms and Labusch-type strengthening analysis for a family of high-entropy and equiatomic solid-solution alloys
TL;DR: In this paper, the authors investigated the deformation behavior of equiatomic quinary, quaternary, ternary, and binary, face-center-cubic-structured, single phase solid-solution alloys.
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Radiation-induced segregation on defect clusters in single-phase concentrated solid-solution alloys
Chenyang Lu,Taini Yang,Ke Jin,Ning Gao,Pengyuan Xiu,Yanwen Zhang,Yanwen Zhang,Fei Gao,Hongbin Bei,William J. Weber,William J. Weber,Kai Sun,Yan Dong,Lumin Wang +13 more
TL;DR: In this paper, a group of single-phase concentrated solid-solution alloys (SP-CSAs), including NiFe, NiCoFe and NiCoFem, were irradiated with 3 MeV Ni 2+ ions at 773 K to a fluence of 5 × 10 16 ǫ/cm 2 for the study of radiation response with increasing compositional complexity.
References
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Nanostructured High-Entropy Alloys with Multiple Principal Elements: Novel Alloy Design Concepts and Outcomes
Jien-Wei Yeh,Swe-Kai Chen,Su-Jien Lin,Jon-Yiew Gan,Tsung-Shune Chin,Tsung-Shune Chin,Tao-Tsung Shun,Chun-Huei Tsau,Shou-Yi Chang +8 more
TL;DR: A new approach for the design of alloys is presented in this paper, where high-entropy alloys with multi-principal elements were synthesized using well-developed processing technologies.
Journal ArticleDOI
Microstructural development in equiatomic multicomponent alloys
Brian Cantor,Brian Cantor,I.T.H. Chang,I.T.H. Chang,P. Knight,P. Knight,A.J.B. Vincent,A.J.B. Vincent +7 more
TL;DR: In this paper, it was shown that the confusion principle does not apply, and other factors are more important in promoting glass formation of late transition metal rich multicomponent alloys.
Journal ArticleDOI
Microstructures and properties of high-entropy alloys
TL;DR: The concept of high entropy introduces a new path of developing advanced materials with unique properties, which cannot be achieved by the conventional micro-alloying approach based on only one dominant element as mentioned in this paper.
Journal ArticleDOI
A fracture-resistant high-entropy alloy for cryogenic applications
Bernd Gludovatz,Anton Hohenwarter,Dhiraj Catoor,Edwin H. Chang,Easo P. George,Easo P. George,Robert O. Ritchie,Robert O. Ritchie +7 more
TL;DR: This work examined a five-element high-entropy alloy, CrMnFeCoNi, which forms a single-phase face-centered cubic solid solution, and found it to have exceptional damage tolerance with tensile strengths above 1 GPa and fracture toughness values exceeding 200 MPa·m1/2.
Journal ArticleDOI
Mechanical properties of Nb25Mo25Ta25W25 and V20Nb20Mo20Ta20W20 refractory high entropy alloys
TL;DR: In this paper, two refractory high entropy alloys with compositions near Nb25Mo25Ta25W25 and V20Nb20Mo20Ta20W20, were produced by vacuum arc-melting.
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