Catalyst Development for Carbon Dioxide Conversion

In the Daasbjerg group, we seek to find alternatives to the conventional energy-intensive and carbon heavy methods used in the industry today to produce fuels and feedstock. We aim to develop novel and efficient catalytic systems for the conversion of CO₂ with scalability as a priority. With our catalyst materials, CO₂ is converted into valuable feedstock such as ethylene or syngas, and fuels such as ethanol. Multiple sources are explored as an energy input, with a profound focus on electrocatalytic and thermocatalytic systems.

Catalyst development for Direct Electroconversion (CO₂RR)

With the increasing global production of renewable energy and the emerging desire to electrify and reduce carbon emissions in the industry, electrocatalysis has never been more relevant. In the Daasbjerg group, a variety of catalytic materials are explored to develop promising catalytic systems for the realization of the direct electroconversion of CO₂ into valuable feedstocks and fuels on an industrial scale. In our labs, we are involved in every process from the synthesis of the materials to the characterization and finally the testing of the catalyst in our custom-made electrolyzers. In the search for new catalytic materials, computational strategies are explored to find promising candidates. We are also passionate about elucidating mechanistic pathways in our systems with fundamental studies that provide a deeper understanding of the system.

Thermocatalytic conversion of CO₂

Thermocatalytic conversion of CO₂ is among the most efficient strategies for producing valuable products. However, most thermal catalysts predominantly yield single-carbon compounds, which have lower energy volume and market value compared to multi-carbon products. This work focuses on tailoring interfacial properties at catalytic sites to direct selectivity toward higher-carbon products. To achieve this, nanoparticles and porous materials are synthesized from scratch, thoroughly characterized, and tested in thermal CO₂ hydrogenation reactions. The approach employs porous coatings with precisely controlled structure, thickness, and atomic composition to examine their impact on carbon–carbon coupling—the critical limiting step in forming multi-carbon products

Highlighted Publications

Nazari, P.; Zhao, S.; Christensen, O.; Sun, Z.; Ceccato, M.; Lauritsen, J. V.; Pedersen, S. U.; Rossmeisl, J.; Rosas-Hernández, A.; Daasbjerg, K. Enhancing Carbon Dioxide Reduction Performance on Copper via Surface Reconstruction Induced by Spontaneous Diazonium Salt Grafting. J. Am. Chem. Soc. 2025, 147, 31395–31408.

Zhao, S.; Christensen, O.; Sun, Z.; Liang, H.; Bagger, A.; Torbensen, K.; Nazari, P.; Lauritsen, J. V.; Pedersen, S. U.; Rossmeisl, J.; Daasbjerg, K. Steering Carbon Dioxide Reduction toward C–C Coupling Using Copper Electrodes Modified with Porous Molecular Films. Commun. 2023, 14, 844.

Han, X.; Zhang, T.; Biset‐Peiró, M.; Roldan, A.; Ceccato, M.; Lock, N.; Pedersen, S. U.; Morante, J. R.; Arbiol, J.; Daasbjerg, K. Mesopore‐Augmented Electrochemical CO2 Reduction on Nitrogen‐Doped Carbon. Small 2025, 21, 2406883.

Li, S.; Zhao, S.; Lu, X.; Ceccato, M.; Hu, X.; Roldan, A.; Catalano, J.; Liu, M.; Skrydstrup, T.; Daas-bjerg, K. Low‐Valence Znδ+ (0<δ<2) Single‐Atom Material as Highly Efficient Electrocatalyst for CO2 Reduction. Angew. Chem. Int. Ed. 2021, 60, 22826–22832.

Contact

Daasbjerg Group
Novo Nordisk Foundation CO2 Research Center (CORC)
Aarhus University

Contact information for Prof. Kim Daasbjerg
Email: kdaa@chem.au.dk

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