高熵合金跨尺度异构强韧化及其力学性能研究进展

安子冰, 毛圣成, 张泽, 韩晓东

Strengthening-Toughening Mechanism and Mechanical Properties of Span-Scale Heterostructure High-Entropy Alloy

AN Zibing, MAO Shengcheng, ZHANG Ze, HAN Xiaodong

图2 CoCrFeNiMn、CoCrFeNiPd[38]和HfNbTaTiV[49]高熵合金成分分布与力学性能

Fig.2 Chemical distribution and mechanical properties of CoCrFeNiMn, CoCrFeNiPd[38], and HfNbTaTiV[49] HEAs (a) atomic-resolution chemical distribution of CoCrFeNiMn alloy (b) atomic-resolution chemical distribution of CoCrFeNiPd alloy (c) chemical distribution line scan of CoCrFeNiMn and CoCrFeNiPd alloys (d) high-angle annular dark field scanning transmission electron microscopy (HAADF-STEM) image of CoCrFeNiPd alloys and lattice strain distribution (Inset is the SAED pattern) (e) tensile mechanical properties of CoCrFeNiMn, CoCrFeNiPd alloys and compared with other alloys (f) lattice distortion analysis and compressive properties of HfNbTaTiV alloy