Promoting electrocatalytic CO2 reduction to formate via sulfur-boosting water activation on indium surfaces
Xiamen University · Collaborative Innovation Center of Chemistry for Energy Materials · +2 more institutions
Abstract
Abstract Electrocatalytic reduction of CO 2 to fuels and chemicals is one of the most attractive routes for CO 2 utilization. Current catalysts suffer from low faradaic efficiency of a CO 2 -reduction product at high current density (or reaction rate). Here, we report that a sulfur-doped indium catalyst exhibits high faradaic efficiency of formate (>85%) in a broad range of current density (25–100 mA cm −2 ) for electrocatalytic CO 2 reduction in aqueous media. The formation rate of formate reaches 1449 μmol h −1 cm −2 with 93% faradaic efficiency, the highest value reported to date. Our studies suggest that sulfur accelerates CO 2 reduction by a unique mechanism. Sulfur enhances the activation of water,…
Citation impact
- FWCI
- 17.80
- Percentile
- 100%
- References
- 52
Authors
9- WMWenchao MaCorresponding
Xiamen University, Collaborative Innovation Center of Chemistry for Energy Materials
- SXShunji Xie
Xiamen University, Collaborative Innovation Center of Chemistry for Energy Materials
- XZXia‐Guang Zhang
Xiamen University, Collaborative Innovation Center of Chemistry for Energy Materials
- FSFanfei Sun
Chinese Academy of Sciences, Shanghai Institute of Applied Physics
- JKJincan Kang
Xiamen University, Collaborative Innovation Center of Chemistry for Energy Materials
Topics & keywords
- Formate
- Faraday efficiency
- Catalysis
- Sulfur
- Indium
- Inorganic chemistry
- Materials science
- Chemistry
- Clean water and sanitation