fig2
![Tunable negative thermal expansion in <NewLine />La(Fe, Si)<sub>13</sub>/resin composites with high mechanical property and long-term cycle stability](https://image.oaes.cc/27fc31e3-a80e-4b7a-af48-be938cf345c2/5099.fig.2.jpg)
Figure 2. (A) Images of La-Fe-Si/resin composites with different resin contents; (B) BSE images of La-Fe-Si/resin composites with different resin contents; (C) elemental mapping of Fe and C for La-Fe-Si/resin composites with different resin contents. BSE: Backscattered electron.