fig5
![Recent advances in 2D structured materials with defect-exploiting design strategies for electrocatalysis of nitrate to ammonia](https://image.oaes.cc/096a98db-afdc-4401-97e5-aad0c5e86713/em4067.fig.5.jpg)
Figure 5. (A) Schematic image of the synthesis process for Cu/CuOx/CF. (B) NH3 yield rates and FEs of Cu/CuOx/CF at different potentials. (C) NH3 yield rates and FEs of Cu/CuOx/CF, CuOx/CF, Cu/CF, and CF. (D) The Cu/CuOx/CF recycling test was at -1.3 V