fig10
![Advances in second-generation high-temperature superconducting tapes and their applications in high-field magnets](https://image.oaes.cc/96d3ccfc-b810-44c1-b786-3848b2f1f234/5031.fig.10.jpg)
Figure 10. Microstructure and performance test diagram of 25% Zr-added (Gd, Y) BCO superconducting tape. (A and B) Cross-sectional TEM images. (C) Plan view TEM. (D) Angular dependence of Jc of this tape in a magnetic field of 3 T at 77, 65, 50, and