Rh(111) Surface

Reveals site preferences and rate-determining steps of ammonia decomposition on Rh(111) and Rh(211), providing microkinetic insights for rational catalyst design.

Huanhuan, Wang · Enning, Zhang · Zhang, Fanggang · Long, Qin · Jintao, Li · Xiaoli, Zhang · Zhang, Lidong · Sui, Ran

International Journal of Hydrogen Energy 2026

Specifications

耦合能垒
{'zh': '1.63', 'en': ''} eV

Advantages

NH3 adsorption rate constant >10^12 s^-1 on Rh(111) (400–900 K)

Dehydrogenation rate constant order on Rh(111): NH2*>NH*>NH3*

Dehydrogenation rate constant order on Rh(211): NH*>NH3*>NH2*