Enhanced strength–ductility synergy in ultrafine-grained eutectic high-entropy alloys by inheriting microstructural lamellae

P Shi, W Ren, T Zheng, Z Ren, X Hou, J Peng… - Nature …, 2019 - nature.com
Realizing improved strength–ductility synergy in eutectic alloys acting as in situ composite
materials remains a challenge in conventional eutectic systems, which is why eutectic high …

Phase-selective recrystallization makes eutectic high-entropy alloys ultra-ductile

Q Wu, F He, J Li, HS Kim, Z Wang, J Wang - Nature communications, 2022 - nature.com
Excellent ductility is crucial not only for shaping but also for strengthening metals and alloys.
The ever most widely used eutectic alloys are suffering from the limited ductility and losing …

A precipitate-free AlCoFeNi eutectic high-entropy alloy with strong strain hardening

P Shi, Y Li, Y Wen, Y Li, Y Wang, W Ren… - Journal of Materials …, 2021 - Elsevier
Over recent years, eutectic high-entropy alloys (EHEAs) have intrigued substantial research
enthusiasms due to their good castability as well as balanced strength–ductility synergy. In …

[HTML][HTML] Multistage work hardening assisted by multi-type twinning in ultrafine-grained heterostructural eutectic high-entropy alloys

P Shi, Y Zhong, Y Li, W Ren, T Zheng, Z Shen, B Yang… - Materials Today, 2020 - Elsevier
High strength of materials usually comes with low ductility due to the lost or short-lived strain
hardening. Here, we uncover a sequentially-activated multistage strain hardening (SMSH) …

Small-scale mechanical behavior of a eutectic high entropy alloy

S Muskeri, V Hasannaeimi, R Salloom… - Scientific reports, 2020 - nature.com
Eutectic high entropy alloys, with lamellar arrangement of solid solution phases, represent a
new paradigm for simultaneously achieving high strength and ductility, thereby …

Nanostructuring with structural-compositional dual heterogeneities enhances strength-ductility synergy in eutectic high entropy alloy

SR Reddy, S Yoshida, T Bhattacharjee, N Sake… - Scientific reports, 2019 - nature.com
Abstract A lamellar (L12+ B2) AlCoCrFeNi2. 1 eutectic high entropy alloy (EHEA) was
severely deformed by a novel hybrid-rolling process. During hybrid-rolling, the deformation …

New insight into tailorable eutectic high entropy alloys with remarkable strength–ductility synergy and ample shaping freedom fabricated using laser powder bed …

Y Guo, H Su, P Yang, Z Shen, D Zhao, Y Zhao… - Additive …, 2022 - Elsevier
Eutectic high entropy alloys (EHEAs) are typical heterostructured materials comprising
ductile and hard phases that can be easily tailored to fabricate components with desirable …

High-strength and high-ductility AlCoCrFeNi2. 1 eutectic high-entropy alloy achieved via precipitation strengthening in a heterogeneous structure

T Xiong, S Zheng, J Pang, X Ma - Scripta Materialia, 2020 - Elsevier
High-entropy alloys (HEAs) have displayed numerous unique features, however, high
strength and high ductility are still the urgently desired mechanical property. The current …

A promising new class of high-temperature alloys: eutectic high-entropy alloys

Y Lu, Y Dong, S Guo, L Jiang, H Kang, T Wang… - Scientific reports, 2014 - nature.com
High-entropy alloys (HEAs) can have either high strength or high ductility and a
simultaneous achievement of both still constitutes a tough challenge. The inferior castability …

Enabling stronger eutectic high-entropy alloys with larger ductility by 3D printed directional lamellae

Y Zhu, S Zhou, Z Xiong, YJ Liang, Y Xue, L Wang - Additive Manufacturing, 2021 - Elsevier
Eutectic high-entropy alloys (EHEAs) that consist of at least two phases with different
properties are promising candidates for engineering applications. However, the reported …