Ce-Doped TiO₂(001) Single-Atom Catalyst

Sulfur/Water-Resistant Configuration

A cerium-titanium single-atom catalyst that utilizes the TiO₂(001) facet to trap SO₂/H₂O, protecting the active Ce site and exhibiting optimal SO₂/H₂O resistance in NH₃-SCR.

Jiang, Ye · Xu, Yichao · Xin, Sun · Zhang, Guomeng · Zihan, Rong · Yinsheng, Jiang · Jiayao, Song · Yang, Zhengda

Fuel 2024

Advantages

Optimal SO₂/H₂O resistance among six CT catalyst structures

Sulfation/hydration induces electron-deficient state that promotes NH₃/NO adsorption and suppresses secondary sulfation/hydration