CO2-assisted alkane dehydrogenation faces sluggish reactions and limited yields. Here, a PtSn/SiO2+nano-CaCO3 tandem catalyst achieves superior ethylene yields by coupling ethane dehydrogenation with RWGS, effectively surpassing the equilibrium limit of nonoxidative ethane dehydrogenation process.
- Zewei Wu
- Yi Liu
- Jinlong Gong