Zobrazeno 1 - 10
of 637
pro vyhledávání: '"Refractory high entropy alloys"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 1097-1129 (2024)
Refractory high-entropy alloys (RHEAs) have emerged as frontier materials for high-temperature structural applications due to their exceptional mechanical properties and thermal stability. This review aims to provide a comprehensive and in-depth summ
Externí odkaz:
https://doaj.org/article/5cc0c24f4e644319bc2d13c83cd9269b
Publikováno v:
Alloys, Vol 3, Iss 3, Pp 190-231 (2024)
Abstract: The refractory complex concentrated alloy (RCCA) 5Al–5Cr–5Ge–1Hf–6Mo–33Nb–19Si–20Ti–5Sn–1W (at.%) was studied in the as-cast and heat-treated conditions. The partitioning of solutes in the as-cast and heat-treated microstr
Externí odkaz:
https://doaj.org/article/1182e5014c5840428079a7751d2993b4
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2052-2062 (2024)
This study aims to investigate the phase composition, microstructure, and mechanical properties of three refractory high-entropy alloys (RHEAs): Al7(NbTiZr)93, Al7(NbTiZrMo)93, and Al7(NbTiZrTa)93. The as-cast Al7(NbTiZr)93 alloy exhibits a single-ph
Externí odkaz:
https://doaj.org/article/f806cc8a252c4cc98155a36424d4413f
Autor:
Akshay Yarlapati, Y.N. Aditya, Deepak Kumar, R.J. Vikram, Mayank Kumar Yadav, Kallem Shekhar Reddy, K.G. Prashanth
Publikováno v:
Journal of Alloys and Metallurgical Systems, Vol 8, Iss , Pp 100120- (2024)
Refractory High Entropy alloys (RHEAs) have evolved as a superior multicomponent material having a unique combination of microstructures and mechanical properties. RHEAs are a particular grade of high entropy alloys (HEAs) known for their outstanding
Externí odkaz:
https://doaj.org/article/82321e89ee9b4960ab84b69db574dbdb
Autor:
Li Huang, Shuo Sun, Jianrong Xue, Xiaohui Lin, Xuanqiao Gao, Yanchao Li, Jianfeng Li, Chunfang Ma, Wen Zhang
Publikováno v:
Heliyon, Vol 10, Iss 23, Pp e40553- (2024)
The He2+ irradiation-induced mechanical and microstructural evolutions were studied in Nb25Mo25Ta25W25 (at.%) and Nb20Mo20Ta20W20Re20 (at.%) refractory high-entropy alloys (RHEAs) films, respectively. The addition of Re reduces the yield stress, whil
Externí odkaz:
https://doaj.org/article/e37499e915794e50a6217be0ad4e2333
Autor:
Jianye He, Zezhou Li, Jingchen Lin, Pingluo Zhao, Hongmei Zhang, Fan Zhang, Lin Wang, Xingwang Cheng
Publikováno v:
Materials & Design, Vol 246, Iss , Pp 113326- (2024)
In order to improve the traditional “trial and error” material design method, machine learning-yield strength and machine learning-fracture strain models are incorporated into one system to predict yield strength and fracture strain in refractory
Externí odkaz:
https://doaj.org/article/22aada46088c42eeb7e64c98b8c7ecba
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 8999-9006 (2024)
Refractory high entropy alloys (RHEAs), such as TaWNbMo, demonstrate promising potential for high-temperature applications owing to their excellent mechanical properties. Given the pivotal role of grain boundaries (GBs) in determining the mechanical
Externí odkaz:
https://doaj.org/article/c4686f7d85004c2db2c393d383d8a1f7
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 8854-8861 (2024)
Refractory high-entropy alloys (RHEAs) have a great potential in high-temperature electronics, extensive aerospace and biomedical applications due to their unique strength and ductility. Herein, the effects of alloying elements on the mechanical and
Externí odkaz:
https://doaj.org/article/5f5ffc65f80749648bf285bc99f14ab1
Autor:
Lingjie Yang, Kai Xiong, Chengchen Jin, Hua Dai, Haijun Wu, Shunmeng Zhang, Junjie He, Yingwu Wang, Yong Mao
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 3886-3899 (2024)
Refractory high-entropy alloys (RHEAs) have remarkable properties like high strength and thermal stability at high temperatures. Their practical application is hindered by ambient brittleness and inferior formability. Titanium (Ti) is recognized as a
Externí odkaz:
https://doaj.org/article/5419b1d02e6748e4a04ca0ea04053fef
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 2, Pp 45-59 (2024)
The current research status of refractory high-entropy alloys（RHEAs） is reviewed，the composition design of RHEAs is described，and the effects of metal elements and non-metal elements on the structure and properties of RHEAs are summarized. In
Externí odkaz:
https://doaj.org/article/ad029eb6b37b4afcbfda6e4b13570451