Zobrazeno 1 - 10
of 1 018
pro vyhledávání: '"Medium entropy alloys"'
Publikováno v:
Industrial Lubrication and Tribology, 2024, Vol. 76, Issue 7/8, pp. 1015-1024.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/ILT-04-2024-0116
Autor:
Tiancheng Li, Haiyang Chen, Yubo Huang, Qiang Hao, Hongchuan Ma, Zaifeng Zhou, Shilei Li, Yan-Dong Wang
Publikováno v:
Materials Research Letters, Vol 12, Iss 12, Pp 895-902 (2024)
In the present (CoCrNi)92Mo2Al6 medium entropy alloy (MEA), a dual heterogeneous structure is achieved by regulating the degree of recrystallization of the FCC matrix and σ phase precipitation through incomplete annealing. Compared to the alloys wit
Externí odkaz:
https://doaj.org/article/02be273da4a74ae1898dacd766c66acc
Autor:
Hangqi Feng, Hangzhou Zhang, Zhenghong He, Lingling Zhou, Zihan Zhang, Muxin Yang, Weijie Li, Xiaolei Wu, Fuping Yuan, Ying Li
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 7491-7502 (2024)
A CrCoNi medium-entropy alloy (MEA) with gradient hetero-structure (GHS) composing of gradient nanostructured surface layer and hetero-structured matrix was prepared via a two-step process: pre-cold rolling (CR) deformation and subsequent annealing f
Externí odkaz:
https://doaj.org/article/e967ab86ed224f66ae207f28597d82aa
Autor:
Shifeng Luo, Nan Wang, Yan Wang, Xiang Li, Xiaogang Fang, Hongwei Zhou, Jieming Chen, Xinyu Yang, Jiuxing Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 503-514 (2024)
The single-phase face-centered cubic medium-entropy alloys (MEAs) normally have coarse grains in as-cast state, which exhibit insufficient strength for engineering applications. Here, a superior tensile strength-ductility synergy in a fine grained (C
Externí odkaz:
https://doaj.org/article/e0015b1a27084826ada62cefa6d9740c
Autor:
Huiqing Fang, Dan Zhao, Wenjun Wu, Guang Hu, Tao Jin, Ji Qiu, Jianjun Wang, Shengguo Ma, Tuanwei Zhang, Zhihua Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 2815-2829 (2024)
Single-phase CrCoNi-based medium-entropy alloys (MEAs) have garnered considerable attention as a promising class of metallic materials. However, despite this growing interest, the dynamic mechanical response of CrCoNi-based MEAs at high strain rate r
Externí odkaz:
https://doaj.org/article/5e49d62a6e57462ab59f9d97ab7e88c6
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2116-2125 (2024)
Applying the medium-entropy alloy (MEA) concept to Al alloys is considered a promising approach to enhance their strength. However, the deformable Al-based MEA under tensile stress has not been reported due to the presence of a substantial amount of
Externí odkaz:
https://doaj.org/article/7da4eeacc19440e6bd152d3d3b6b3fd2
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3950-3960 (2024)
In this study, a set of CrFeNi -based medium-entropy alloys (MEAs) with varying carbon contents were prepared by spark plasm sintering (SPS) using atomized alloy powders as raw material. The microstructures of powders and as-sintered alloys were char
Externí odkaz:
https://doaj.org/article/c9cab14b350e4766ae7bdaaecd5f5fec
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3642-3651 (2024)
Powder Plasma Arc Additive Manufacturing (PPA-AM) technique has tremendous potential for the practical application in medium-entropy alloys (MEAs). In this study, we investigated the effect of heat treatment on microstructural evolution, mechanical p
Externí odkaz:
https://doaj.org/article/0ca1470ac0034623aceec73ab9082500
Autor:
Huwen Ma, Yanchun Zhao, Yuanfei Feng, Zhiqi Yu, Jiandong Sun, Haizhuan Song, Zhi Lyu, Tianzeng Liu, Ruonan Hu, Yuan Li, Fuling Tang, Li Feng, Peter K. Liaw
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5632-5651 (2024)
Balancing mechanical and corrosion performance is a decisive factor in the use of high entropy and medium entropy alloys (H & MEAs) as advanced engineering structural materials. This study investigates the microstructure of Fe77.3-xMnxSi9.1Cr9.8C3.8
Externí odkaz:
https://doaj.org/article/11de5197d0f34c619f4e6eaf23199f08
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5334-5345 (2024)
Medium entropy alloys (MEAs) have attracted significant interest due to their exceptional mechanical characteristics. This study employs molecular dynamics simulations to investigate the impact of transition metal (TM) elements doping on the mechanic
Externí odkaz:
https://doaj.org/article/da0a737e9e2f4f4aa8b19fb5f6eb7a41