Ni₂B nanoflakes

Higher UOR activity after reconstruction

Boron leaching and in-situ doping into NiOOH during reconstruction lowers the thermodynamic barrier for the rate-determining step of urea oxidation, outperforming Ni(OH)₂.

Chen, Jiadian · Chen, Huayu · Hang, Yin · He, He · Zehao, Wang · Dandan, Yu · Liang, Junhui · Huang, Yuexiang · Qin, Laishun · Chen, Da

Chemical Engineering Journal 2023

Advantages

Ni₂B shows higher activity than Ni(OH)₂ after reconstruction

Surface B doping and inner B species reduce thermodynamic barrier for UOR rate-determining step