Mn-N5 single-atom catalyst

Outperforms Pt/C in ORR

Atomically dispersed Mn-N5 sites with axial pyridinic nitrogen coordination deliver superior ORR activity and durability over Mn-N4 and Pt/C, making them suitable for zinc-air batteries.

Qin, Yuan · Guo, Chaozhong · Ou, Zihao · Xu, Chuanlan · Lan, Qi · Jin, Rong · Liu, Yao · Yingchun, Niu · Xu, Quan · Si, Yujun · Li, Honglin

Journal of Energy Chemistry 2023

Specifications

sheets with thickness

{'zh': '约3.56', 'en': '~3.56'} nm

Advantages

Single-atom Mn-N5 sites

ORR activity and stability surpassing Mn-N4 and Pt/C

Outstanding ORR catalytic activity and ultrahigh stability in zinc-air batteries