Nanostructured transition metal dichalcogenide electrocatalysts for CO 2 reduction in ionic liquid
University of Illinois Chicago · Chungbuk National University · +4 more institutions
Abstract
Conversion of carbon dioxide (CO2) into fuels is an attractive solution to many energy and environmental challenges. However, the chemical inertness of CO2 renders many electrochemical and photochemical conversion processes inefficient. We report a transition metal dichalcogenide nanoarchitecture for catalytic electrochemical CO2 conversion to carbon monoxide (CO) in an ionic liquid. We found that tungsten diselenide nanoflakes show a current density of 18.95 milliamperes per square centimeter, CO faradaic efficiency of 24%, and CO formation turnover frequency of 0.28 per second at a low overpotential of 54 millivolts. We also applied this catalyst in a light-harvesting artificial leaf platform that…
Citation impact
- FWCI
- 36.50
- Percentile
- 100%
- References
- 52
Authors
16Topics & keywords
- Overpotential
- Ionic liquid
- Catalysis
- Faraday efficiency
- Transition metal
- Electrochemistry
- Electrochemical reduction of carbon dioxide
- Carbon monoxide