Results 1 to 10 of about 791 (153)

Design and development of CoCrFeNiTa eutectic high entropy alloys

Journal of Materials Research and Technology, 2021
High entropy alloys (HEA) are an emerging class of metallic materials that have shown the potential to outsmart conventional alloy systems in terms of different physical and mechanical properties.
Muhammad Mukarram, Mohammad Mujahid, Khurram Yaqoob   +2 more
doaj   +4 more sources

Corrosion of Eutectic High-Entropy Alloys: A Review

Crystals, 2023
High-entropy alloys (HEAs) are emerging as a new family of alloys with equal/near-equal amounts of constituting elements and outstanding properties.
Kaiyang Li, Yunlong Zhai, Minjie Lai, Min Song, Shanfang Zou, Guojie Huang, Khurram Yaqoob, Zhangwei Wang, Naiqiang Zhang   +8 more
doaj   +2 more sources

Phase-selective recrystallization makes eutectic high-entropy alloys ultra-ductile [PDF]

Nature Communications, 2022
The ever most widely used eutectic alloys often suffer from limited ductility. Here the authors propose a distinctive concept of phase-selective recrystallization to significantly improve their ductility and strength and pave the way for new applications
Qingfeng Wu, Feng He, Junjie Li, Hyoung Seop Kim, Zhijun Wang, Jincheng Wang   +5 more
doaj   +2 more sources

Thermoelectric Properties of CoCrFeNiNb_x Eutectic High Entropy Alloys [PDF]

Crystals, 2020
Bulk CoCrFeNiNb0.45 eutectic high entropy alloy (EHEA) with ultrafine-lamellar microstructure shows outstanding thermal stability. The EHEA offers opportunities for the development of thermoelectric materials. In this paper, the thermoelectric properties
Kaiming Han, Hui Jiang, Tiandang Huang, Mingyu Wei   +3 more
doaj   +2 more sources

A promising new class of high-temperature alloys: eutectic high-entropy alloys. [PDF]

Sci Rep, 2014
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 and compositional segregation of HEAs are also obstacles for their technological applications.
Lu Y, Dong Y, Guo S, Jiang L, Kang H, Wang T, Wen B, Wang Z, Jie J, Cao Z, Ruan H, Li T.   +11 more
europepmc   +5 more sources

Designing Maximal Strength in Nanolamellar Eutectic High-Entropy Alloys. [PDF]

Adv Mater
Abstract Eutectic alloys have driven technological advancements for centuries, from early bronze tools that marked the dawn of metallurgy to high‐performance soldering materials. Building on this legacy, eutectic high‐entropy alloys (EHEAs) have recently emerged to push the boundaries of mechanical performance.
Ji W, Gao S, Jarlöv A, Shen X, Tian Y, Wu MS, Gao H, Zhou K.   +7 more
europepmc   +4 more sources

Thermodynamics‐Guided High‐Throughput Discovery of Eutectic High‐Entropy Alloys for Rapid Solidification [PDF]

Advanced Science
Excellent castability, significantly refined microstructure, and good mechanical properties make eutectic high‐entropy alloys (EHEAs) a natural fit for rapid solidification processes, e.g., additive manufacturing.
Liuliu Han, Zhongji Sun, Wenzhen Xia, Shao‐Pu Tsai, Xukai Zhang, Jing Rao, Pei Wang, Andrew Chun Yong Ngo, Zhiming Li, Yong Liu, Dierk Raabe   +10 more
doaj   +2 more sources

Precise design strategy of FeNiCrMo eutectic high-entropy alloys

Journal of Materials Research and Technology, 2022
A group of low-cost Fe40Ni(50-x)Cr10Mox high-entropy alloys (HEAs) without the Co element were proposed. The microstructure and properties were investigated.
Luer Yu, Xicong Ye, Dong Fang, Mengyu Liu, Haiping Guo, Sijie Wang, Guangwei Zhao, Bo Li, Haihua Wu   +8 more
doaj   +2 more sources

Investigation of Electrical Discharge Machining Micro Holes in CoCrFeNiZr_0.5 Eutectic High Entropy Alloys [PDF]

Micromachines
As one of the most promising new materials in the field of materials science, high-entropy alloys (HEAs) have attracted widespread attention due to the unique structure, exceptional properties and engineering performance, and complex composition.
Qingming Fan, Longfei Liu, Guokang Su, Chuanyun Zhang, Man Zhu, Kai Cheng   +5 more
doaj   +2 more sources

Directional solidification of the Al0.8CrFeNi2.2 eutectic high-entropy alloy

Journal of Materials Research and Technology
The concepts of high-entropy alloys and eutectic in-situ composites have been applied as an interesting approach to achieve materials with an improved balance between strength and ductility.
Kaio N. Campo, Matheus Wischi, João F.Q. Rodrigues, Leticia F. Starck, Marcio C. Sangali, Rubens Caram   +5 more
doaj   +2 more sources