Publications of Uta Hejral
All genres
Journal Article (11)
2024
Journal Article
Etxebarria, Ane, Mauricio Lopez-Luna, Andrea Martini, Uta Hejral, Martina Rüscher, Chao Zhan, Antonia Herzog, Afshan Jamshaid, David Kordus, Arno Bergmann, Helmut Kuhlenbeck and Beatriz Roldan Cuenya: Effect of Iron Doping in Ordered Nickel Oxide Thin Film Catalyst for the Oxygen Evolution Reaction.
Journal Article
Haase, Felix, Eduardo Ortega, , Franz Schmidt, Daniel Cruz, Fabian Scholten, Martina Rüscher, Andrea Martini, Hyosang Jeon, Antonia Herzog, Uta Hejral, Earl Davis, Janis Timoshenko, Axel Knop-Gericke, Thomas Lunkenbein, , Arno Bergmann and Beatriz Roldan Cuenya: Role of Fe Decoration on the Oxygen Evolving State of Co3O4 Nanocatalysts.
Journal Article
Herzog, Antonia, Martina Rüscher, Hyosang Jeon, Janis Timoshenko, Clara Rettenmaier, Uta Hejral, Earl Davis, Felix Haase, David Kordus, Stefanie Kühl, Wiebke Frandsen, Arno Bergmann and Beatriz Roldan Cuenya: Time-resolved operando insights into the tunable selectivity of Cu–Zn nanocubes during pulsed CO2 electroreduction.
Journal Article
, , Martina Rüscher, , , , , Uta Hejral, , , , , Janis Timoshenko, Beatriz Roldan Cuenya, and : Synergizing Fe2O3 nanoparticles on single atom Fe-N-C for nitrate reduction to ammonia at industrial current densities.
Journal Article
Rettenmaier, Clara, Antonia Herzog, , Martina Rüscher, Hyosang Jeon, David Kordus, Mauricio Lopez-Luna, Stefanie Kühl, Uta Hejral, Earl Davis, See Wee Chee, Janis Timoshenko, , Arno Bergmann and Beatriz 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.
Journal Article
Timoshenko, Janis, Clara Rettenmaier, Dorottya Hursán, Martina Rüscher, Eduardo Ortega, Antonia Herzog, Timon Wagner, Arno Bergmann, Uta Hejral, Aram Yoon, Andrea Martini, Eric Liberra, Mariana C.O. Monteiro and Beatriz Roldan Cuenya: Reversible metal cluster formation on Nitrogen-doped carbon controlling electrocatalyst particle size with subnanometer accuracy.
Journal Article
, , , Aram Yoon, Uta Hejral, Martina Rüscher, Janis Timoshenko, , , , , , , , Daniel Escalera Lopez, Arno Bergmann, , Beatriz Roldan Cuenya and : Reactivity and Stability of Reduced Ir-Weight TiO2-Supported Oxygen Evolution Catalysts for Proton Exchange Membrane (PEM) Water Electrolyzer Anodes.
2023
Journal Article
Timoshenko, Janis, Felix Haase, , Martina Rüscher, Hyosang Jeon, Antonia Herzog, Uta Hejral, Arno Bergmann, and Beatriz Roldan Cuenya: Deciphering the Structural and Chemical Transformations of Oxide Catalysts during Oxygen Evolution Reaction Using Quick X-ray Absorption Spectroscopy and Machine Learning.
2022
Journal Article
Hejral, Uta, Janis Timoshenko, David Kordus, Mauricio Lopez-Luna, , Simon Widrinna, , , , , Stefanie Kühl and Beatriz Roldan Cuenya: Tracking the phase changes in micelle-based NiGa nanocatalysts for methanol synthesis under activation and working conditions.
Journal Article
Timoshenko, Janis, Arno Bergmann, Clara Rettenmaier, Antonia Herzog, Rosa Aran Ais, Hyosang Jeon, Felix Haase, Uta Hejral, Philipp Grosse, Stefanie Kühl, Earl Davis, , and Beatriz Roldan Cuenya: Steering the structure and selectivity of CO2 electroreduction catalysts by potential pulses.
2021
Journal Article
Jeon, Hyosang, Janis Timoshenko, Clara Rettenmaier, Antonia Herzog, Aram Yoon, See Wee Chee, Sebastian Oener, Uta Hejral, Felix Haase and Beatriz Roldan Cuenya: Selectivity control of Cu nanocrystals in a gas-fed flow cell through CO2 pulsed electroreduction.
Talk (5)
2023
Talk
Hejral, Uta: Bridging the Pressure and Materials Gap Using High Pressure XPS.
(P22 POLARIS Satellite Workshop, DESY User Meeting 2023, Hamburg, Germany, Jan 2023).
Talk
Hejral, Uta: Tracking the Active Site in Heterogeneous Catalysis for Emission Control.
(SFB 1441 - TrackAct meeting, Hamburg, Germany, Jun 2023).
Talk
Hejral, Uta: Advanced Methods for the Characterization of Applied Materials.
(Summer School 2023, Arbeitskreis Materialwissenschaftliche Kristallographie, DGK, Mülheim, Germany, Jun 2023).
2021
Talk
Hejral, Uta: NiGa Nanocatalysts: CO2 Hydrogenation Into Methanol at Ambient Pressures.
(Catalysis Workshop, LINX, Lund, Sweden, Oct 2021).
2019
Talk
Hejral, Uta: Surface Sensitive X-ray Diffraction From Model Catalysts at Work.
(Seminar at Synchrotron Soleil, Gif-sur-Yvette, France, Dec 2019).