Prof. Dr. rer. nat. Ulf-Peter Apfel

Prof. Dr. rer. nat. Ulf-Peter Apfel has been conducting research at the Fraunhofer Institute for Environmental, Safety and Energy Technology UMSICHT since 2018 and has headed the Electrosynthesis department since 2020. Since 2024, he has also been Vice-Dean of the Faculty of Chemistry and Biochemistry at Ruhr University Bochum, where he has held various senior academic positions since 2013, including Professor of Inorganic Chemistry. His academic career has included positions at Friedrich Schiller University Jena and the Massachusetts Institute of Technology (MIT) in Cambridge, USA.

His research focuses on the development and optimization of electrochemical processes for sustainable energy conversion and storage. This includes, in particular, innovative approaches to hydrogen production, the use of CO₂-based raw materials, and the development of new catalyst systems for electrosynthesis.

Curriculum vitae Ulf-Peter Apfel
Since 2025 Associate Editor RSC Catalysis Science & Technology
Since 2024 Vice-Dean of the faculty of Chemistry and Biochemistry at Ruhr University Bochum
Since 2023 Coordinator and Spokesperson of the Cooperation Platform "Materials for Future Hydrogen Technologies" (Mat4Hy)
2022 Elected Fellow of the Royal Society of Chemistry
Since 01/2020 Head of department Electrosynthesis at Fraunhofer UMSICHT
Since 11/2019 University professor at Ruhr University Bochum
2019 Chemistry Lecturer Award from the Chemical Industry Fund
Since 03/2018 Attract-group leader for electrosynthesis at Fraunhofer UMSICHT, Oberhausen and Emmy-Noether group leader at Ruhr University Bochum
10/2014 to 10/2020 Emmy-Noether group leader at Ruhr University Bochum
05/2013 to 10/2014 Liebig-group leader financed by the Fonds der Chemischen Industrie (FCI) at Ruhr University Bochum
01/2013 to 04/2013 Postdoc at Ruhr University Bochum
01/2011 to 12/2012 Postdoc at the Massachusetts Institute of Technology, Cambridge/Massachusetts (USA)
10/2010 to 12/2010 Employee at Friedrich-Schiller-University Jena
07/2007 to 09/2010 Friedrich-Schiller-University Jena
PhD: “Models for the Active Site of the [FeFe]-Hydrogenase“ (summa cum laude)
10/2002 to 05/2007 Friedrich-Schiller-University Jena
Chemistry (Diploma: Novel hydrogenase models)

  

Jahr
Year
Titel/Autor:in
Title/Author
Publikationstyp
Publication Type
2025 Chromite-Zeolite Catalysts for Syngas Conversion to Hydrocarbons
Kull, Tobias; Dahlhues, Johannes; Wilmsen, Andrea Paula; Lohmann, Heiko; Zeidler-Fandrich, Barbara; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Mesoporous Electrodes Enhance the Electrocatalytic Performance of [FeFe]‐Hydrogenase
Webb, Sophie; Veliju, Astrit; Maroni, Plinio; Apfel, Ulf-Peter; Happe, Thomas; Milton, Ross D.
Zeitschriftenaufsatz
Journal Article
2025 Closing the carbon cycle: challenges and opportunities of CO2 electrolyser designs in light of cross-industrial CO2 source-sink matching in the European landscape
Tayyab, Muhammad; Dreis, Maximiliane; Blaudszun, Dennis; Pellumbi, Kevinjeorjios; Nzotcha, Urbain; Tempel, Hermann; Weinrich, Henning; Masood, Muhammad Qaiser; Stießel, Sebastian; junge Puring, Kai; Eichel, Rüdiger-A.; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 An Electrochemical Screening Reactor Kit for Rapid Optimization of Electrosynthesis Applications
Wickert, Leon; Pellumbi, Kevinjeorjios; Kleinhaus, Julian; Wolf, Jonas; Obel, Julia; Cao, Rui; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 How an Anode‐Sided Gap Influences the Electrooxidation of Phenols in Flow Reactors
Wolf, Jonas; Nijiati, Yasheng; Kleinhaus, Julian Tobias; Pellumbi, Kevinjeorjios; Wickert, Leon; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Unlocking the Activity of Molecular Assemblies for CO2 Electroreduction in Zero-Gap Electrolysers via Catalyst Ink Engineering
Pellumbi, Kevinjeorjios; Kräenbring, Mena-Alexander; Krisch, Dominik; Wiesner, Wiebke; Sanden, Sebastian Adrian; Siegmund, Daniel; Özcan, Fatih; junge Puring, Kai; Cao, Rui; Schöfberger, Wolfgang; Segets, Doris; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Performance data extraction from dynamic long-term operation of proton exchange membrane and alkaline water electrolysis cells
Pape, Sharon-Virginia; Zerressen, Sarah; Seidler, Martin Florian; Keller, Roger; Lohmann-Richters, Felix; Müller, Martin; Apfel, Ulf-Peter; Mechler, Anna K.; Glüsen, Andreas
Zeitschriftenaufsatz
Journal Article
2025 Effect of Electrolyte pH in Additive‐Free NiFe Catalyst Electrodeposition for Electro‐Catalytic OER Applications
Cieluch, Maximilian; Kazamer, Norbert; Böhm, Leonard; Sanden, Sebastian; Zerebecki, Swen; Wirkert, Florian; Apfel, Ulf-Peter; Brodmann, Michael
Zeitschriftenaufsatz
Journal Article
2025 Deciphering and Countering Formic Acid Permeability in Zero-Gap Electrolyzers
Tabot, Ojong; Pellumbi, Kevinjeorjios; Hoof, Lucas; Siegmund, Daniel; junge Puring, Kai; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Effects of Concurrent Sulfur and Phosphorus Incorporation in Nickel Cyclam-Based Complexes
Guseva, Tatiana; Bera, Ayan; Ludwig, Veza; Siegmund, Daniel; Gerschel, Philipp; Ray, Kallol; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Getting the genie out of the lab flask: Molecular electrocatalysts for application relevant CO2 electrolysis
Wiesner, Wolfgang; Pellumbi, Kevinjeorjios; Zimmermann, Isabel; Jökel, Julia; Siegmund, Daniel; Apfel, Ulf-Peter
Review
2025 The conversion of ethanol over 3d-metal saponite-like smectites
Greuel, Marc; Watermann, Clara; Lohmann, Heiko; Kaluza, Stefan; Apfel, Ulf-Peter; Zeidler-Fandrich, Barbara
Zeitschriftenaufsatz
Journal Article
2025 Hydrogen-Producing Catalysts Based on Ferredoxin Scaffolds
She, Yiting; Engelbrecht, Vera; Kozuch, Jacek; Apfel, Ulf-Peter; Stripp, Sven Timo; Hemschemeier, Anja; Happe, Thomas
Zeitschriftenaufsatz
Journal Article
2025 Substrate diffusion electrodes allow for the electrochemical hydrogenation of concentrated alkynol substrate feeds
Wolf, Jonas; Shahrour, Fatima; Acar, Zafer; Pellumbi, Kevinjeorjios; Kleinhaus, Julian Tobias; Wickert, Leon; Apfel, Ulf-Peter; Siegmund, Daniel
Zeitschriftenaufsatz
Journal Article
2025 Mechanism-directed design and synthesis of a dinuclear copper porphyrin for efficient electrocatalytic hydrogen evolution reaction
Chang, Zhuangzhuang; Peng, Xinyang; Zhang, Mengchun; Xu, Yuhan; Qin, Haonan; Luo, Qian-Cheng; Zhang, Xue-Peng; Zhang, Wei; Zheng, Yan-Zhen; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2025 Improving Electrocatalytic CO2 Reduction over Iron Tetraphenylporphyrin with Triethanolamine as a CO2 Shuttle
Yin, Zhiyuan; Zhang, Mengchun; Long, Yuchi; Lei, Haitao; Li, Xialiang; Zhang, Xue-Peng; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2025 Substrate Diffusion Electrodes for Electrochemical Hydrogenation: Influence of Material Choice and Process Conditions
Wolf, Jonas; Acar, Zafer; Shahrour, Fatima; Weidemann, Yannick; Hernandez, Sheila; Hosseini, Pouya; Pellumbi, Kevinjeorjios; Kleinhaus, Julian Tobias; Wickert, Leon; Sanden, Sebastian A.; Tschulik, Kristina; Apfel, Ulf-Peter; Siegmund, Daniel
Zeitschriftenaufsatz
Journal Article
2025 Receptor-Mediated and Hydrolytic Denitrosylation of Dinitrosyl Iron Complexes to Yield Amorphous FexOy and its Photoinduced Transformation into Crystalline Fe@FexOy Nanoparticles
Wu, Wun-Yan; Lin, Yu-Shen; Iffland, Linda; Apfel, Ulf-Peter; Tu, Tsai-Te; Liaw, Wen-Feng
Zeitschriftenaufsatz
Journal Article
2025 The best of both worlds: stacked catalytic layers for the electrocatalytic generation of CO in zero-gap electrolysers
Hoof, Lucas; Pellumbi, Kevinjeorjios; Güney, Didem Cansu; Blaudszun, Dennis; Bommas, Franz; Siegmund, Daniel; junge Puring, Kai; Cao, Rui; Weber, Katharina; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Emulsion-based electrolytes for sustainable electrocatalytic synthesis and efficient product recovery in zero-gap electrolyzers
Kräenbring, Mena Alexander; Wickert, Leon; Müller, Victoria; Amin, Adil; Jain, Adarsh; Kleinhaus, Julian Tobias; Pellumbi, Kevinjeorjios; Siegmund, Daniel; Özcan, Fatih; Apfel, Ulf-Peter; Segets, Doris
Zeitschriftenaufsatz
Journal Article
2025 A Terpyridine based Copper Complex for Electrochemical Reduction of Nitrite to Nitric Oxide
Biswas, Jyotiprokash; Sanden, Sebastian; Bhardwaj, Prabhakar; Siegmund, Daniel; Kumar, Pankaj; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Mechanistic Promiscuity in Cobalt-Mediated CO2 Reduction Reaction: One- Versus Two-Electron Reduction Process
Bera, Ayan; Bimmermann, Sarah; Gerschel, Philipp; Barman, Dibya Jyoti; Gerndt, Leon; Lohmiller, Thomas; Abdiaziz, Kaltum; Schnegg, Alexander; Orio, Maylis; Hetterscheid, Dennis G.H.; Bren, Kara L.; Roemelt, Michael; Apfel, Ulf-Peter; Ray, Kallol
Zeitschriftenaufsatz
Journal Article
2025 In situ generation of CU- and Ag-Sn alloys from metal sulfides for CO2 reduction
Sanden, Sebastian A.; Schmidt, Anne; Kożusznik, Miłosz; Haver, Yannik; Weidemann, Yannick; Pellumbi, Kevinjeorjios; Rösler, Sven; junge Puring, Kai; Mikuła, Andrzej; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Differential pressure CO2 electrolysis opens the way for direct coupling to industrial processes
Heuser, Stephan; Hoof, Lucas; Pellumbi, Kevinjeorjios; Blaudszun, Dennis; Oberndorf, Jan Niklas; Krämer, Lennart; junge Puring, Kai; Petermann, Marcus; Prokein, Michael; Apfel, Ulf-Peter; Kilzer, Andreas; Mölders, Nils
Zeitschriftenaufsatz
Journal Article
2025 Going from Pt to PGM‐free Catalysts
Wierper, Janna Maria; Hiltrop, Jannick; Pellumbi, Kevinjeorjios; Jökel, Julia; Sanden, Sebastian; Kożusznik, Miłosz; Mikuła, Andrzej; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2025 Electrodeposition of Mo-Rich NiMo Catalysts: Effect of Deposition Parameters and Oxygen Content on the Alkaline Hydrogen Evolution Reaction Activity
Böhm, Leonard; Cieluch, Maximilian; Kazamer, Norbert; Wirkert, Florian; Marginean, Gabriela; Apfel, Ulf-Peter; Brodmann, Michael
Zeitschriftenaufsatz
Journal Article
2024 Gasdiffusionselektrode und ihre Verwendung
Hoof, Lucas; Pellumbi, Kevinjeorjios; junge Puring, Kai; Blaudszun, Dennis; Siegmund, Daniel; Apfel, Ulf-Peter
Patent
2024 Verfahren zur elektrokatalytischen Hydrierung von Alkinen und elektrochemische Zelle für dieses Verfahren
Siegmund, Daniel; junge Puring, Kai; Apfel, Ulf-Peter; Pellumbi, Kevinjeorjios; Wickert, Leon; Kleinhaus, Julian Tobias
Patent
2024 Gasdiffusionssubstrat aus einem porösen Metallsubstrat und einer gasdurchlässigen Polymerschicht, Verfahren zu dessen Herstellung sowie Gasdiffusionselektrode und elektrochemische Zelle mit einem Gasdiffusionssubstrat
Gawel, Alina; Siegmund, Daniel; Apfel, Ulf-Peter; junge Puring, Kai; Hoof, Lucas; Pellumbi, Kevinjeorjios
Patent
2024 Tuning the Electrocatalytic Properties of Trimetallic Pentlandites
Mikuła, Andrzej; Kubowicz, Maciej; Smialkowski, Mathias; Sanden, Sebastian Adrian; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Scaling up electrochemical CO2 reduction
Wiesner, Wiebke; Maldonado Arias, Jenny Yurley; Jökel, Julia; Cao, Rui; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 The "Pull Effect" of a Hanging ZnII on Improving the Four-Electron Oxygen Reduction Selectivity with Co Porphyrin
Han, Jinxiu; Tan, Huang; Guo, Kai; Lv, Haoyuan; Peng, Xinyang; Zhang, Wei; Lin, Haiping; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2024 P2X platform - Test platform for conversion technologies and their interaction for sector coupling
Görner, Klaus; Kolligs, Carsten; Lang, Jürgen; Hüting, Florian; Wieland, Christoph; Apfel, Ulf-Peter; Budt, Marcus
Zeitschriftenaufsatz
Journal Article
2024 Synthesis of Hydrocarbons over a Bifunctional Oxide/Zeolite catalyst
Kull, Tobias; Purcel, Maximilian; Muhler, Martin; Menne, Andreas; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Electrochemical Hydrogenation of Aliphatic Aldehydes and Acids using Pentlandite Catalysts
Kleinhaus, Julian; Umer, Salman; Pellumbi, Kevinjeorjios; Wolf, Jonas; Wickert, Leon; junge Puring, Kai; Apfel, Ulf-Peter; Siegmund, Daniel
Zeitschriftenaufsatz
Journal Article
2024 Insights into the Electrochemical CO2RR Performance and Binding of Small Molecules on Quaternary Thiospinels Ag2FeSn3S8 and Cu2FeSn3S8
Schmidt, Dana; Gawel, Alina; Sanden, Sebastian Adrian; Polet, Wigbert; Checinski, Marek P.; Hortmann, Florian; Pellumbi, Kevinjeorjios; junge Puring, Kai; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Influence of the catalyst precursor for cobalt on activated carbon applied in ammonia decomposition
Winter, Franziska Luise; Diehl, Patrick; Telaar, Pascal; Watermann, Clara; Kaluza, Stefan; Muhler, Martin; Apfel, Ulf-Peter; Zeidler-Fandrich, Barbara
Zeitschriftenaufsatz
Journal Article
2024 Unveiling the kinetics of CO2 reduction in aprotic electrolyte: The critical role of adsorption
Oppel, Niklas; Röse, Philipp; Heuser, Stephan; Prokein, Michael; Apfel, Ulf-Peter; Krewer, Ulrike
Zeitschriftenaufsatz
Journal Article
2024 Determining materials for energy conversion across scales
Gerschel, Philipp; Angel, Steven; Hammad, Mohaned; Olean-Oliveira, André; Toplak, Blaž; Chanda, Vimanshu; Martínez-Hincapié, Ricardo; Sanden, Sebastian Adrian; Khan, Ali Raza; Xing, Da; Amin, Amin Said; Wiggers, Hartmut; Hoster, Harry; Čolić, Viktor; Andronescu, Corina; Schulz, Christof; Apfel, Ulf-Peter; Segets, Doris
Zeitschriftenaufsatz
Journal Article
2024 Oxygen sensitivity of [FeFe]-hydrogenase
Yadav, Shanika; Haas, Rieke; Boydas, Esma Birsen; Roemelt, Michael; Happe, Thomas; Apfel, Ulf-Peter; Stripp, Sven
Zeitschriftenaufsatz
Journal Article
2024 Wettbewerbsfaktor: Die Rolle des Wasserstoffs im Energiesystem der Zukunft
Apfel, Ulf-Peter; Elsässer, Christian; Hebling, Christopher; Herrmann, Hans-Georg; Jahn, Matthias; Kapitza, Simon; Lehmann, Jenny; Pfennig, Maximilian; Pinkwart, Karsten; Ragwitz, Mario; Seitz, Julia; Smolinka, Tom; Spillmann, Thorsten; Szolak, Robert; Wietschel, Martin
Paper
2024 Ternary Pentlandites as Hydrogen Evolution Catalysts in Alkaline Media
Sanden, Sebastian Adrian; Smialkowski, Mathias; Hu, Sabrina Y.; Suvagiya, Nevil; Angel, Steven; Schulz, Christof; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Carbon Bipolar Plates in PEM Water Electrolysis
Messing, Leonard; Pellumbi, Kevinjeorjios; Hoof, Lucas; Imming, Niklas; Wilbers, Steffen; Kopietz, Lukas; Joemann, Michael; Grevé, Anna; junge Puring, Kai; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 FeNi2S4 - A Potent Bifunctional Efficient Electrocatalyst for the Overall Electrochemical Water Splitting in Alkaline Electrolyte
Hegazy, Mohamed Barakat Zakaria; Zander, Judith; Weiss, Morten; Simon, Christopher; Gerschel, Philipp; Sanden, Sebastian A.; Smialkowski, Mathias; Tetzlaff, David; Kull, Tobias; Marschall, Roland; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Effect of Electrolyte Composition and Mass Transport on Electrochemical Hydrogenations of a Terminal Alkynol
Wickert, Leon; Pellumbi, Kevinjeorjios; Kleinhaus, Julian T.; Wolf, Jonas; junge Puring, Kai; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Electroplated electrodes for continuous and mass-efficient electrochemical hydrogenation
Wolf, Jonas; Pellumbi, Kevinjeorjios; Haridas, Sarankumar; Kull, Tobias; Kleinhaus, Julian T.; Wickert, Leon; Apfel, Ulf-Peter; Siegmund, Daniel
Zeitschriftenaufsatz
Journal Article
2024 Grüne Methangewinnung aus Abwasser
Rad, Ramineh; Gehring, Tito; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Improving Active Site Local Proton Transfer in Porous Organic Polymers for Boosted Oxygen Electrocatalysis
Zhao, Qian; Zhang, Qinqxin; Xu, Yuhan; Han, Anhao; He, Haowen; Zheng, Haoquan; Zhang, Wei; Lei, Haitao; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2024 Multi‐Criteria Shape Optimization of Flow Fields for Electrochemical Cells
Blauth, Sebastian; Baldan, Marco; Osterroth, Sebastian; Leithäuser, Christian; Apfel, Ulf-Peter; Kleinhaus, Julian; Pellumbi, Kevinjeorjios; Siegmund, Daniel; Steiner, Konrad; Bortz, Michael
Zeitschriftenaufsatz
Journal Article
2024 Cobalt-Rich Multimetallic Selenides-Exploring Relationships between Chemical Composition, Temperature Treatment, and Electrocatalytic Performance of Solid Electrodes
Mikuła, Andrzej; Kożusznik, Miłosz; Mars, Krzysztof; Cieślak, Jakub; Sanden, Sebastian; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Special Collection: Holistic Development of Electrochemical Processes for Industrial Systems
Segets, Doris; Apfel, Ulf-Peter
Editorial
2024 Exploring the (Dis)-Similarities of Half-Cell and Full Cell Zero-Gap Electrolyzers for the CO2 Electroreduction
Chanda, Vimanshu; Blaudszun, Dennis; Hoof, Lucas; Sanjuán, Ignacio; Pellumbi, Kevinjeorjios; junge Puring, Kai; Andronescu, Corina; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Investigation of m- and p-xylene linked bimetallic Ni-cyclam-complexes as potential electrocatalysts for the CO2 reduction
Bimmermann, Sarah; Siegmund, Daniel; Ray, Kallol; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2024 Cobalt(III)-Macrocyclic Scaffolds with Anti-Cancer Stem Cell Activity
Fang, Jiaxin; Gerschel, Philipp; Singh, Kuldip; Apfel, Ulf-Peter; Suntharalingam, Kogularamanan
Zeitschriftenaufsatz
Journal Article
2024 Navigating through Complexity
Kräenbring, Mena-Alexander; Wickert, Leon; Hansen, Meinert; Sanden, Sebastian; Pellumbi, Kevinjeorjios; Wolf, Jonas; Siegmund, Daniel; Özcan, Fatih; Apfel, Ulf-Peter; Segets, Doris
Zeitschriftenaufsatz
Journal Article
2024 Switching Electrocatalytic Hydrogen Evolution Pathways through Electronic Tuning of Copper Porphyrins
Peng, Xinyang; Zhang, Mengchun; Qin, Haonan; Han, Jinxiu; Xu, Yuhan; Li, Wenzi; Zhang, Xue-Peng; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2023 A CuICoII cryptate for the visible light-driven reduction of CO2
Jökel, Julia; Boydas, Esma Birsen; Wellauer, Joël; Wenger, Oliver S.; Robert, Marc; Römelt, Michael; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Tailoring the electrocatalytic activity of multicomponent (Co,Fe,Ni)9S8-xSex pentlandite solid electrodes
Mikuła, Andrzej; Kubowicz, Maciej; Mazurków, Julia; Mars, Krzysztof; Smialkowski, Mathias; Apfel, Ulf-Peter; Radecka, Marta
Zeitschriftenaufsatz
Journal Article
2023 Insights into the Molecular Mechanism of Formaldehyde Inhibition of [FeFe]-Hydrogenases
Duan, Jifu; Veliju, Astrit; Lampret, Oliver; Liu, Lingling; Yadav, Shanika; Apfel, Ulf-Peter; Armstrong, Fraser A.; Hemschemeier, Anja; Hofmann, Eckhard
Zeitschriftenaufsatz
Journal Article
2023 Promoting hydrogen evolution reaction with a sulfonic proton relay
Wang, Ni; Zhang, Xue-Peng; Han, Jinxiu; Lei, Haitao; Zhang, Qingxin; Zhang, Hang; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2023 Enhancement of CO2RR product formation on Cu-ZnO-based electrodes by varying ink formulation and post treatment methods
Jaster, Theresa; Albers, Simon; Leonhard, Armin; Kräenbring, Mena-Alexander; Lohmann, Heiko; Zeidler-Fandrich, Barbara; Özcan, Fatih; Segets, Doris; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Increasing the O2 Resistance of the [FeFe]-Hydrogenase CbA5H through Enhanced Protein Flexibility
Rutz, Andreas; Das, Chandan K.; Fasano, Andrea; Jaenecke, Jan; Yadav, Shanika; Apfel, Ulf-Peter; Engelbrecht, Vera; Fourmond, Vincent; Léger, Christophe; Happe, Thomas; Schäfer, Lars V.
Zeitschriftenaufsatz
Journal Article
2023 Mechanochemical one-pot synthesis of heterostructured pentlandite-carbon composites for the hydrogen evolution reaction
Tetzlaff, David; Rensch, Tilo; Messing, Leonard; Banke, Petra; Grätz, Sven; Siegmund, Daniel; Borchardt, Lars; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Substrate-Gated Transformation of a Pre-Catalyst into an Iron-Hydride Intermediate [(NO)2(CO)Fe(μ-H)Fe(CO)(NO)2]− for Catalytic Dehydrogenation of Dimethylamine Borane
Tseng, Yu-Ting; Pelmenschikov, Vladimir; Iffland-Mühlhaus, Linda; Calabrese, Donato; Pao, Chih-Wen; Yoda, Yoshitaka; Chen, Chien-Hong; Sergueev, Ilya; Laun, Konstantin; Chang, Yu-Che; Hsu, I-Jui; Apfel, Ulf-Peter; Liaw, Wen-Feng; Caserta, Giorgio; Lauterbach, Lars; Lu, Tsai-Te
Zeitschriftenaufsatz
Journal Article
2023 Silicon atom doping in heterotrimetallic sulfides for non-noble metal alkaline water electrolysis
Hegazy, Mohamed Barakat Zakaria; Bahri, Leila; Tetzlaff, David; Sanden, Sebastian A.; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Pushing the Ag-Loading of CO2 Electrolyzers to the Minimum via Molecularly Tuned Environments
Pellumbi, Kevinjeorjios; Krisch, Dominik; Rettenmaier, Clara; Awada, Houssein; Sun, He; Song, Luyang; Sanden, Sebastian A.; Hoof, Lucas; Messing, Leonard; junge Puring, Kai; Siegmund, Daniel; Cuenya, Beatriz Roldan; Schöfberger, Wolfgang; Apfel, Ulf-Peter
Paper
2023 Ultra-low Ag Loadings for CO2 Reduction via Tailored Molecular Electrocatalysts
Apfel, Ulf-Peter; Pellumbi, Kevinjeorjios; Krisch, Dominik; Sun, He; Sanden, Sebastian Adrian; Hoof, Lucas; junge Puring, Kai; Siegmund, Daniel; Schöfberger, Wolfgang; Messing, Leonard
Paper
2023 Coordination Tuning of Metal Porphyrins for Improved Oxygen Evolution Reaction
Lv, Haoyuan; Zhang, Xue-Peng; Guo, Kai; Han, Jinxiu; Guo, Hongbo; Lei, Haitao; Li, Xialiang; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2023 A hybrid bioelectrochemical system coupling a zero-gap cell and a methanogenic reactor for carbon dioxide reduction using a wastewater-derived catholyte
Rad, Ramineh; Gehring, Tito; Pellumbi, Kevinjeorjios; Siegmund, Daniel; Nettmann, Edith; Wichern, Marc; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Investigation of Highly Active Carbon-, Cobalt-, and Noble Metal-Free MnO2/NiO/Ni-Based Bifunctional Air Electrodes for Metal-Air Batteries with an Alkaline Electrolyte
Kosin, Marvin; Dondrup, Simon; Girschik, Jan; Burfeind, Jens; Apfel, Ulf-Peter; Grevé, Anna
Zeitschriftenaufsatz
Journal Article
2023 Synthesis and Electrochemical Investigation of Phosphine Substituted Diiron Phosphadithiolate Complexes
Guseva, Tatiana; Gerschel, Philipp; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Electrolysis: A key technology for the energy industry
Apfel, Ulf-Peter
Vortrag
Presentation
2023 Both sides matter: Anode configurations alter the activity of electrolyzers for organic hydrogenations
Pellumbi, Kevinjeorjios; Wolf, Jonas; Viswanathan, Sangita; Wickert, Leon; Kräenbring, Mena-Alexander; Kleinhaus, Julian T.; junge Puring, Kai; Özcan, Fatih; Segets, Doris; Apfel, Ulf-Peter; Siegmund, Daniel
Zeitschriftenaufsatz
Journal Article
2023 Developing electrochemical hydrogenation towards industrial application
Kleinhaus, Julian T.; Wolf, Jonas; Pellumbi, Kevinjeorjios; Wickert, Leon; Viswanathan, Sangita; junge Puring, Kai; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Ligand Control of Dinitrosyl Iron Complexes for Selective Superoxide-Mediated Nitric Oxide Monooxygenation and Superoxide-Dioxygen Interconversion
Liao, Cheng-Jhe; Tseng, Yu-Ting; Cheng, Yu-An; Dayao, Loise Ann; Iffland-Mühlhaus, Linda; Gee, Leland B.; Ribson, Ryan D.; Chan, Ting-Shan; Apfel, Ulf-Peter; Lu, Tsai-Te
Zeitschriftenaufsatz
Journal Article
2023 Elektrochemische CO2‐Reduktion
Siegmund, Daniel; Andronescu, Corina; Schulz, Christof; Hoster, Harry; Segets, Doris; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Tailored Electrodes for Efficient Electrochemical-Biomethanogenic CO 2 Reduction Using Wastewater-Derived Catholytes
Rad, Ramineh; Gehring, Tito; Pellumbi, Kevinjeorjios; Siegmund, Daniel; Nettmann, Edith; Wichern, Marc; Apfel, Ulf-Peter
Paper
2023 Accelerating CO2 electrochemical conversion towards industrial implementation
Segets, Doris; Andronescu, Corina; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Adapting Synthetic Models of Heme/Cu Sites to Energy-Efficient Electrocatalytic Oxygen Reduction Reaction
Meng, Jia; Qin, Haonan; Lei, Haitao; Li, Xialiang; Fan, Juan; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2023 How Ligand Geometry Affects the Reactivity of Co(II) Cyclam Complexes
Iffland‐Mühlhaus, Linda; Battistella, Beatrice; Siegmund, Daniel; Ray, Kallol; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Synthesis, properties and catalytic performance of the novel, pseudo-spinel, multicomponent transition-metal selenides
Mikuła, Andrzej; Dąbrowa, Juliusz; Kubowicz, Maciej; Cieślak, Jakub; Lach, Wiktor; Kożusznik, Miłosz; Smialkowski, Mathias; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2023 Substrate-Gated Transformation of a Pre-Catalyst into an Iron-Hydride Intermediate [(NO)2(CO)Fe(μ-H)Fe(CO)(NO)2]- for Catalytic Dehydrogenation of Dimethylamine Borane
Tseng, Yu-Ting; Pelmenschikov, Vladimir; Iffland-Mühlhaus, Linda; Calabrese, Donato; Chang, Yu-Che; Laun, Konstantin; Pao, Chih-Wen; Sergueev, Ilya; Yoda, Yoshitaka; Liaw, Wen-Feng; Chen, Chien-Hong; Hsu, I-Jui; Apfel, Ulf-Peter; Caserta, Giorgio; Lauterbach, Lars; Lu, Tsai-Te
Zeitschriftenaufsatz
Journal Article
2023 Evidence of Sulfur Non‐Innocence in [CoII(dithiacyclam)]2+‐Mediated Catalytic Oxygen Reduction Reactions
Battistella, Beatrice; Iffland-Mühlhaus, Linda; Schütze, Maximilian; Cula, Beatrice; Kuhlmann, Uwe; Dau, Holger; Hildebrandt, Peter; Lohmiller, Thomas; Mebs, Stefan; Apfel, Ulf-Peter; Ray, Kallol
Zeitschriftenaufsatz
Journal Article
2023 Wassermanagement als Schlüsselparameter für die Skalierung eines CO2-Elektrolyseurs
Hoof, Lucas; Pellumbi, Kevinjeorjios; Heuser, Stephan; Siegmund, Daniel; junge Puring, Kai; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2022 Electrochemical CO2 reduction toward multicarbon alcohols
Jaster, Theresa; Gawel, Alina; Siegmund, Daniel; Johannes, Holzmann; Lohmann, Heiko; Klemm, Elias; Apfel, Ulf-Peter
Review
2022 Application of Design of Experiments for Catalytic Oxygen Removal over Pt/γ-Al2O3 Catalyst
Suh, Sung Youn; Geitner, Christian; Hänel, Marvin; Wiesmann, Thomas; Watermann, Clara; Lohmann, Heiko; Apfel, Ulf-Peter; Zeidler-Fandrich, Barbara
Zeitschriftenaufsatz
Journal Article
2022 Catalytic Oxygen Removal from Coke Oven Gas (COG) over transition metal CoMo/𝜸-Al2O3
Suh, Sung Youn; Watermann, Clara; Zeidler-Fandrich, Barbara; Apfel, Ulf-Peter
Poster
2022 Trimetallic Pentlandites (Fe,Co,Ni)9S8 for the Electrocatalytical HER in Acidic Media
Smialkowski, Mathias; Siegmund, Daniel; Stier, Kenta; Hensgen, Lars; Checinski, Marek P.; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2022 Modification of Saponite-based 3D-Metal Catalysts for the Conversion of Ethanol to 1,3-Butadiene
Greuel, Marc; Joshi, Shradha Rajendra; Schindler, Kristin; Watermann, Clara; Lohmann, Heiko; Kaluza, Stefan; Apfel, Ulf-Peter; Zeidler-Fandrich, Barbara
Poster
2022 Boosting the overall electrochemical water splitting performance of pentlandites through non-metallic heteroatom incorporation
Hegazy, Mohamed Barakat Zakaria; Harrath, Karim; Tetzlaff, David; Li, Jun; Siegmund, Daniel; Smialkowski, Mathias; Cao, Rui; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2022 A bioinspired redox-modulating copper(ii)-macrocyclic complex bearing non-steroidal anti-inflammatory drugs with anti-cancer stem cell activity
Johnson, Alice; Iffland-Mühlhaus, Linda; Northcote-Smith, Joshua; Singh, Kuldip; Ortu, Fabrizio; Apfel, Ulf-Peter; Suntharalingam, Kogularamanan
Zeitschriftenaufsatz
Journal Article
2022 Producing hydrogen through electrolysis and other processes
Metz, Sebastian; Smolinka, Tom; Bernäcker, Christian Immanuel; Loos, Stefan; Rauscher, Thomas; Röntzsch, Lars; Arnold, Michael; Görne, Arno Ludwig; Jahn, Matthias; Kusnezoff, Mihails; Kolb, Gunther; Apfel, Ulf-Peter; Doetsch, Christian
Aufsatz in Buch
Book Article
2022 Dendritic Nickel Structures in Air Electrodes
Kosin, Marvin; Girschik, Jan; Apfel, Ulf-Peter; Grevé, Anna; Doetsch, Christian
Poster
2022 Triflate vs Acetonitrile. Understanding the Iron(II)-Based Coordination Chemistry of Tri(quinolin-8-yl)amine
Hüppe, Henrika M.; Iffland-Mühlhaus, Linda; Heck, Joshua; Eilers, Maverick; Gildenast, Hans; Schönfeld, Sophie; Dürrmann, Andreas; Hoffmann, Alexander; Weber, Birgit; Apfel, Ulf-Peter; Herres-Pawlis, Sonja
Zeitschriftenaufsatz
Journal Article
2022 Synthesis and Characterization of Phosphorus-Containing Isocyclam Macrocycles and their Nickel Complexes
Gerschel, Philipp; Guseva, Tatiana; Siegmund, Daniel; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2022 Trapping an Oxidized and Protonated Intermediate of the [FeFe]-Hydrogenase Cofactor under Mildly Reducing Conditions
Senger, Moritz; Duan, Jifu; Pavliuk, Mariia V.; Apfel, Ulf-Peter; Haumann, Michael; Stripp, Sven T.
Zeitschriftenaufsatz
Journal Article
2022 Influence of the ZnCrAl Oxide Composition on the Formation of Hydrocarbons from Syngas
Kull, Tobias; Wiesmann, Thomas; Wilmsen, Andrea Paula; Purcel, Maximilian; Muhler, Martin; Lohmann, Heiko; Zeidler-Fandrich, Barbara; Apfel, Ulf-Peter
Zeitschriftenaufsatz
Journal Article
2022 Role-Specialized Division of Labor in CO2 Reduction with Doubly-Functionalized Iron Porphyrin Atropisomers
Guo, Kai; Li, Xialiang; Lei, Haitao; Guo, Hongbo; Jin, Xiaotong; Zhang, Xue-Peng; Zhang, Wei; Apfel, Ulf-Peter; Cao, Rui
Zeitschriftenaufsatz
Journal Article
2022 Electrochemical reduction of compressed CO2 - reactor design and scale-up parameters
Heuser, Stephan; Prokein, Michael; Hoof, Lucas; Kilzer, Andreas; Apfel, Ulf-Peter; Petermann, Marcus
Vortrag
Presentation
2022 Wasserstofferzeugung durch Elektrolyse und weitere Verfahren
Metz, Sebastian; Smolinka, Tom; Bernäcker, Christian Immanuel; Loos, Stefan; Rauscher, Thomas; Röntzsch, Lars; Arnold, Michael; Görne, Arno Ludwig; Jahn, Matthias; Kusnezoff, Mihails; Kolb, Gunther; Apfel, Ulf-Peter; Doetsch, Christian
Aufsatz in Buch
Book Article
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