fig10
![A critical review of the mechanical properties of CoCrNi-based medium-entropy alloys](https://image.oaes.cc/1e95a9fb-9da5-4418-9999-d6f7f3e5e261/4528.fig.10.jpg)
Figure 10. Bright-field TEM image showing the hierarchical twinning architecture in a grain of CoCrNi. A grain boundary is marked by the white line near the top-left corner and the multiple twinning systems are labelled. Scale bar of 1 μm[29].