Publikationen von Hyosang Jeon
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Zeitschriftenartikel (29)
2025
Zeitschriftenartikel
Yoon, A., L. Bai, F. Yang, F. Franco, C. Zhan, M. Rüscher, J. Timoshenko, , , H. Jeon, M.C.O. Monteiro, S.W. Chee und B. Roldan Cuenya: Revealing catalyst restructuring and composition during nitrate electroreduction through correlated operando microscopy and spectroscopy. Nature Materials, im Druck.
2024
Zeitschriftenartikel
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 und 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).
Zeitschriftenartikel
Haase, F., E. Ortega, , 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, , A. Bergmann und B. Roldan Cuenya: Role of Fe Decoration on the Oxygen Evolving State of Co3O4 Nanocatalysts. Energy & Environmental Science 17 (5), 2046–2058 (2024).
Zeitschriftenartikel
Herzog, A., M. Lopez-Luna, H. Jeon, C. Rettenmaier, P. Grosse, A. Bergmann und B. Roldan Cuenya: Operando Raman spectroscopy uncovers hydroxide and CO species enhance ethanol selectivity during pulsed CO2 electroreduction. Nature Communications 15, 3986 (2024).
Zeitschriftenartikel
Herzog, A., M. Rüscher, H. Jeon, J. Timoshenko, C. Rettenmaier, U. Hejral, E. Davis, F. Haase, D. Kordus, S. Kühl, W. Frandsen, A. Bergmann und 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).
Zeitschriftenartikel
Hursán, D., J. Timoshenko, E. Ortega, H. Jeon, M. Rüscher, A. Herzog, C. Rettenmaier, S.W. Chee, A. Martini, D. Koshy und 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).
Zeitschriftenartikel
Martini, A., J. Timoshenko, P. Grosse, C. Rettenmaier, D. Hursán, , H. Jeon, A. Bergmann und 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).
Zeitschriftenartikel
C. Zhan, H. Jeon, W. Frandsen, B. Roldan Cuenya und C. Kley: Organic Thin Films Enable Retaining the Oxidation State of Copper Catalysts during CO2 Electroreduction. ACS Applied Materials and Interfaces 16 (5), 6562–6568 (2024).
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Zeitschriftenartikel
Rettenmaier, C., A. Herzog, , M. Rüscher, H. Jeon, D. Kordus, M. Lopez-Luna, S. Kühl, U. Hejral, E. Davis, S.W. Chee, J. Timoshenko, , A. Bergmann und 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).
2023
Zeitschriftenartikel
Timoshenko, J., F. Haase, , M. Rüscher, H. Jeon, A. Herzog, U. Hejral, A. Bergmann, und B. Roldan Cuenya: Deciphering the Structural and Chemical Transformations of Oxide Catalysts during Oxygen Evolution Reaction Using Quick X-ray Absorption Spectroscopy and Machine Learning. Journal of the American Chemical Society 145 (7), 4065–4080 (2023).
Zeitschriftenartikel
Yang, F., M. Lopez-Luna, F. Haase, D. Escalera Lopez, A. Yoon, M. Rüscher, C. Rettenmaier, H. Jeon, E. Ortega, J. Timoshenko, A. Bergmann, S.W. Chee und B. Roldan Cuenya: Spatially and Chemically Resolved Visualization of Fe Incorporation into NiO Octahedra during the Oxygen Evolution Reaction. Journal of the American Chemical Society 145 (39), 21465–21474 (2023).
2022
Zeitschriftenartikel
Haase, F., A. Bergmann, T. Jones, J. Timoshenko, A. Herzog, H. Jeon, C. Rettenmaier und B. Roldan Cuenya: Size effects and active state formation of cobalt oxide nanoparticles during the oxygen evolution reaction. Nature Energy 7 (8), 765–773 (2022).
Zeitschriftenartikel
Haase, F., , F. Schmidt, A. Herzog, H. Jeon, W. Frandsen, , , , J. Timoshenko, T. Lunkenbein, , A. Bergmann, R. Schlögl und B. Roldan Cuenya: Role of Nanoscale Inhomogeneities in Co2FeO4 Catalysts during the Oxygen Evolution Reaction. Journal of the American Chemical Society 144 (27), 12007–12019 (2022).
Zeitschriftenartikel
J. Timoshenko, , , , , , , H. Jeon, F. Haase, , C. Rettenmaier, , B. Roldan Cuenya, und : Covalent Organic Framework (COF) derived Ni-N-C Catalysts for Electrochemical CO2 Reduction: Unraveling Fundamental Kinetic and Structural Parameters of the Active Sites. Angewandte Chemie International Edition 61 (15), e202114707 (2022).
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Zeitschriftenartikel
J. Timoshenko, , , , , , , H. Jeon, F. Haase, , C. Rettenmaier, , B. Roldan Cuenya, und : Covalent Organic Framework (COF) derived Ni-N-C Catalysts for Electrochemical CO2 Reduction: Unraveling Fundamental Kinetic and Structural Parameters of the Active Sites. Angewandte Chemie 134 (15), e202114707 (2022).
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Zeitschriftenartikel
Rüscher, M., A. Herzog, J. Timoshenko, H. Jeon, W. Frandsen, S. Kühl und B. Roldan Cuenya: Tracking heterogeneous structural motifs and the redox behaviour of copper-zinc nanocatalysts for the electrocatalytic CO2 reduction using operando time resolved spectroscopy and machine learning. Catalysis Science & Technology 12 (9), 3028–3043 (2022).
Zeitschriftenartikel
Timoshenko, J., A. Bergmann, C. Rettenmaier, A. Herzog, R. Aran Ais, H. Jeon, F. Haase, U. Hejral, P. Grosse, S. Kühl, E. Davis, , und B. Roldan Cuenya: Steering the structure and selectivity of CO2 electroreduction catalysts by potential pulses. Nature Catalysis 5 (4), 259–267 (2022).
2021
Zeitschriftenartikel
Herzog, A., A. Bergmann, H. Jeon, J. Timoshenko, S. Kühl, C. Rettenmaier, M. Lopez-Luna, F. Haase und B. Roldan Cuenya: Operando Investigation of Ag‐Decorated Cu2O Nanocube Catalysts with Enhanced CO2 Electroreduction toward Liquid Products. Angewandte Chemie International Edition 60 (13), 7426–7435 (2021).
Zeitschriftenartikel
Herzog, A., A. Bergmann, H. Jeon, J. Timoshenko, S. Kühl, C. Rettenmaier, M. Lopez-Luna, F. Haase und B. Roldan Cuenya: Operando‐Untersuchung von Ag‐dekorierten Cu2O‐Nanowürfel‐Katalysatoren mit verbesserter CO2‐Elektroreduktion zu Flüssigprodukten. Angewandte Chemie 133 (13), 7502–7511 (2021).
Zeitschriftenartikel
Jeon, H., J. Timoshenko, C. Rettenmaier, A. Herzog, A. Yoon, S.W. Chee, S. Oener, U. Hejral, F. Haase und B. Roldan Cuenya: Selectivity control of Cu nanocrystals in a gas-fed flow cell through CO2 pulsed electroreduction. Journal of the American Chemical Society 143 (19), 7578–7587 (2021).