Publications of Janis Timoshenko

García, M.L., M. González-Ingelmo, O. Usoltsev, F.E. Oropeza, J. Timoshenko, B. Roldan Cuenya, R. Santamaría, C. Blanco and V.G. Rocha: NiFe and NiCo core-shell nanoparticles supported on graphene as efficient catalysts for oxygen evolution reaction. International Journal of Hydrogen Energy 130, 313–323 (2025).

Lu, G., X. Wang, J. Timoshenko, B. Roldan Cuenya, G. Zhao, X. Huang, W. Schuhmann and M. Muhler: A 3D Macroporous Carbon NiCu Single-Atom Catalyst for High Current Density CO₂ Electroreduction. Advanced Functional Materials 35 (14), 2419075 (2025).

Rüscher, M., J.B. Jang, A. Martini, P. Bischoff, W. Frandsen, J. Timoshenko and B. Roldan Cuenya: Laboratory-Based Time-Resolved In Situ X-Ray Absorption Spectroscopy for Tracking Transformations of Working Electrocatalysts. Chemistry Methods 2500016 (2025).

Yoon, A., L. Bai, F. Yang, F. Franco, C. Zhan, M. Rüscher, J. Timoshenko, C. Pratsch, S. Werner, H. Jeon, M.C.O. Monteiro, S.W. Chee and B. Roldan Cuenya: Revealing catalyst restructuring and composition during nitrate electroreduction through correlated operando microscopy and spectroscopy. Nature Materials, in press.

Bai, L., F. Franco, J. Timoshenko, C. Rettenmaier, F. Scholten, H. Jeon, A. Yoon, M. Rüscher, A. Herzog, F. Haase, S. Kühl, S.W. Chee, A. Bergmann and B. Roldan Cuenya: Electrocatalytic Nitrate and Nitrite Reduction toward Ammonia using Cu₂O Nanocubes: Active Species and Reaction Mechanisms. Journal of the American Chemical Society 146 (14), 9665–9678 (2024).

Haase, F., E. Ortega, S. Saddeler, F. Schmidt, D. Cruz, F. Scholten, M. Rüscher, A. Martini, H. Jeon, A. Herzog, U. Hejral, E. Davis, J. Timoshenko, A. Knop-Gericke, T. Lunkenbein, S. Schulz, A. Bergmann and B. Roldan Cuenya: Role of Fe Decoration on the Oxygen Evolving State of Co₃O₄ Nanocatalysts. Energy & Environmental Science 17 (5), 2046–2058 (2024).

Herzog, A., M. Rüscher, H. Jeon, J. Timoshenko, C. Rettenmaier, U. Hejral, E. Davis, F. Haase, D. Kordus, S. Kühl, W. Frandsen, A. Bergmann and B. Roldan Cuenya: Time-resolved operando insights into the tunable selectivity of Cu–Zn nanocubes during pulsed CO₂ electroreduction. Energy & Environmental Science 17 (19), 7081–7096 (2024).

Hursán, D., J. Timoshenko, E. Ortega, H. Jeon, M. Rüscher, A. Herzog, C. Rettenmaier, S.W. Chee, A. Martini, D. Koshy and B. Roldan Cuenya: Reversible Structural Evolution of Metal-Nitrogen-Doped Carbon Catalysts During CO₂ Electroreduction: An Operando X-ray Absorption Spectroscopy Study. Advanced Materials 36 (4), 2307809 (2024).

Kordus, D., S. Widrinna, J. Timoshenko, M. Lopez-Luna, C. Rettenmaier, S.W. Chee, E. Ortega, O. Karslıoğlu, S. Kühl and B. Roldan Cuenya: Enhanced Methanol Synthesis from CO₂ Hydrogenation Achieved by Tuning the Cu-ZnO Interaction in ZnO/Cu₂O Nanocube Catalysts Supported on ZrO₂ and SiO₂. Journal of the American Chemical Society 146 (12), 8677–8687 (2024).

Martini, A., J. Timoshenko, P. Grosse, C. Rettenmaier, D. Hursán, G. Deplano, H. Jeon, A. Bergmann and B. Roldan Cuenya: Adsorbate Configurations in Ni Single-Atom Catalysts during CO₂ Electrocatalytic Reduction Unveiled by Operando XAS, XES, and Machine Learning. Physical Review Letters 133 (22), 228001 (2024).

Martini, A., J. Timoshenko, M. Rüscher, D. Hursán, M.C.O. Monteiro, E. Liberra and B. Roldan Cuenya: Revealing the structure of the active sites for the electrocatalytic CO₂ reduction to Co over Co single atom catalysts using operando XANES and machine learning. Journal of Synchrotron Radiation 31 (4), 741–750 (2024).

Murphy, E., B. Sun, M. Rüscher, Y. Liu, W. Zang, S. Guo, Y.-H. Chen, U. Hejral, Y. Huang, A. Ly, I.V. Zenyuk, X. Pan, J. Timoshenko, B. Roldan Cuenya, E.D. Spoerke and P. Atanassov: Synergizing Fe₂O₃ nanoparticles on single atom Fe-N-C for nitrate reduction to ammonia at industrial current densities. Advanced Materials 36 (27), 2401133 (2024).

Rettenmaier, C., A. Herzog, D. Casari, M. Rüscher, H. Jeon, D. Kordus, M. Lopez-Luna, S. Kühl, U. Hejral, E. Davis, S.W. Chee, J. Timoshenko, D.T.L. Alexander, A. Bergmann and B. Roldan Cuenya: Operando insights into correlating CO coverage and Cu-Au alloying with the selectivity of Au NP-decorated Cu₂O nanocubes during the electrocatalytic CO₂ reduction. EES Catalysis 2 (1), 311–323 (2024).

Timoshenko, J., C. Rettenmaier, D. Hursán, M. Rüscher, E. Ortega, A. Herzog, T. Wagner, A. Bergmann, U. Hejral, A. Yoon, A. Martini, E. Liberra, M.C.O. Monteiro and B. Roldan Cuenya: Reversible metal cluster formation on Nitrogen-doped carbon controlling electrocatalyst particle size with subnanometer accuracy. Nature Communications 15, 6111 (2024).

Tran, H.P., H.N. Nong, M. Zlatar, A. Yoon, U. Hejral, M. Rüscher, J. Timoshenko, S. Selve, D. Berger, M. Kroschel, M. Klingenhof, B. Paul, S. Möhle, K.N.N. Nasralla, D. Escalera Lopez, A. Bergmann, S. Cherevko, B. Roldan Cuenya and P. Strasser: Reactivity and Stability of Reduced Ir-Weight TiO₂-Supported Oxygen Evolution Catalysts for Proton Exchange Membrane (PEM) Water Electrolyzer Anodes. Journal of the American Chemical Society 146 (46), 31444–31455 (2024).

Wu, H., L. Huang, J. Timoshenko, K. Qi, W. Wang, J. Liu, Y. Zhang, S. Yang, E. Petit, V. Flaud, J. Li, C. Salameh, P. Miele, L. Lajaunie, B. Roldan Cuenya, D. Rao and D. Voiry: Selective and energy-efficient electrosynthesis of ethylene from CO₂ by tuning the valence of Cu catalysts through aryl diazonium functionalization. Nature Energy 9, 422–433 (2024).

Kordus, D., J. Jelic, M. Lopez-Luna, Divins Núria J., J. Timoshenko, S.W. Chee, C. Rettenmaier, J. Kröhnert, S. Kühl, A. Trunschke, R. Schlögl, F. Studt and B. Roldan Cuenya: Shape-Dependent CO₂ Hydrogenation to Methanol over Cu₂O Nanocubes Supported on ZnO. Journal of the American Chemical Society 145 (5), 3016–3030 (2023).

Liu, H., J. Timoshenko, L. Bai, Q. Li, M. Rüscher, C. Sun, B. Roldan Cuenya and J. Luo: Low-Coordination Rhodium Catalysts for an Efficient Electrochemical Nitrate Reduction to Ammonia. ACS Catalysis 13 (2), 1513–1521 (2023).

Martini, A., D. Hursán, J. Timoshenko, M. Rüscher, F. Haase, C. Rettenmaier, E. Ortega, A. Etxebarria and B. Roldan Cuenya: Tracking the Evolution of Single-Atom Catalysts for the CO₂ Electrocatalytic Reduction Using Operando X-ray Absorption Spectroscopy and Machine Learning. Journal of the American Chemical Society 154 (31), 17351–17366 (2023).

Müller, N., R. Banu, A. Loxha, F. Schrenk, L. Lindenthal, C. Rameshan, E. Pittenauer, J. Llorca, J. Timoshenko, C. Marini and N. Barrabés: Dynamic behaviour of platinum and copper dopants in gold nanoclusters supported on ceria catalysts. Communications Chemistry 6 (1), 277 (2023).