Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2021Crossing the Valley of Death. From Fundamental to Applied Research in Electrolysis
Siegmund, Daniel; Metz, Sebastian; Peinecke, Volker; Warner, Terence E.; Cremers, Carsten; Grevé, Anna; Smolinka, Tom; Segets, Doris; Apfel, Ulf-Peter
Journal Article
2021Electrochemical CO2 Reduction: Tailoring Catalyst Layers in Gas Diffusion Electrodes
junge Puring, Kai; Siegmund, Daniel; Timm, Jana; Möllenbruck, Florian; Schemme, Steffen; Marschall, Roland; Apfel, Ulf-Peter
Journal Article
2020Assessing the influence of supercritical carbon dioxide on the electrochemical reduction to formic acid using carbon-supported copper catalysts
junge Puring, Kai; Evers, Olga; Prokein, Michael; Siegmund, Daniel; Scholten, Fabian; Mölders, Nils; Renner, Manfred; Roldan Cuenya, Beatriz; Petermann, Marcus; Weidner, Eckhard; Apfel, Ulf-Peter
Journal Article
2020A dinuclear porphyrin-macrocycle as efficient catalyst for the hydrogen evolution reaction
Jökel, Julia; Schwer, Fabian; Delius, Max von; Apfel, Ulf-Peter
Journal Article
2020Dual-Heteroatom-Doped Reduced Graphene Oxide Sheets Conjoined CoNi-Based Carbide and Sulfide Nanoparticles for Efficient Oxygen Evolution Reaction
Zakaria, Mohamed Barakat; Zheng, Dehua; Apfel, Ulf-Peter; Nagata, Takahiro; Kenawy, El-Refaie S.; Lin, Jianjian
Journal Article
2020The effect of flue gas contaminants on the CO2 electroreduction to formic acid
Legrand, U.; Apfel, Ulf-Peter; Boffito, D.C.; Tavares, J.R.
Journal Article
2020Electrocatalytic Reduction of CO2 to Acetic Acid by a Molecular Manganese Corrole Complex
De, Ratnadip; Gonglach, Sabrina; Paul, Shounik; Haas, Michael; Sreejith, S.S.; Gerschel, Philipp; Apfel, Ulf-Peter; Vuong, Thanh Huyen; Rabeah, Jabor; Roy, Soumyajit; Schöfberger, Wolgang
Journal Article
2020Electrochemical CO2 and Proton Reduction by a Co(dithiacyclam) Complex
Iffland, Linda; Siegmund, Daniel; Apfel, Ulf-Peter
Journal Article
2020Electrochemical CO2 Reduction
Gerschel, Philipp; Battistella, Beatrice; Siegmund, Daniel; Ray, Kallol; Apfel, Ulf-Peter
Journal Article
2020Enantioselective epoxidation by flavoprotein monooxygenases supported by organic solvents
Eggerichs, Daniel; Mügge, Carolin; Mayweg, Julia; Apfel, Ulf-Peter; Tischler, Dirk
Journal Article
2020Enhancing the CO2 Electroreduction of Fe/Ni-Pentlandite Catalysts by S/Se Exchange
Pellumbi, Kevinheirjios; Smialkowski, Mathias; Siegmund, Daniel; Apfel, Ulf-Peter
Journal Article
2020Homolytic versus Heterolytic Hydrogen Evolution Reaction Steered by a Steric Effect
Guo, Xiajun; Wang, Ni; Li, Xialing; Zhang, Zongayo; Zhao, Jianping; Ren, Wanje; Ding, Shuping; Xu, Gelun; Li, Jianfeng; Apfel, Ulf-Peter; Zhang, Wie; Cao, Rui
Journal Article
2020Hydrogen Development
Apfel, Ulf-Peter; Weigand, Wolfgang; Horch, Marius; Zebger, Ingo; Lenz, Oliver; Fujishiro, Takashi
Book Article
2020Interplay of Spin Crossover and Coordination-Induced Spin State Switch for Iron Bis(pyrazolyl)methanes in Solution
Keisers, Kristina; Hüppe, Henrika M.; Iffland-Mühlhaus, Linda; Hoffmann, Alexander; Göbel, Christoph; Apfel, Ulf-Peter; Weber, Birgit; Herres-Pawlis, Sonja
Journal Article
2020Metal‐Rich Chalcogenides as Sustainable Electrocatalysts for Oxygen Evolution and Reduction
Amin, H.M.A.; Apfel, Ulf-Peter
Journal Article
2020Metal‐Rich Chalcogenides for Electrocatalytic Hydrogen Evolution
Siegmund, Daniel; Blanc, Niclas; Smialkowksi, Mathias; Tschulik, Kristina; Apfel, Ulf-Peter
Journal Article
2020New phosphorous-based [FeFe]-hydrogenase models
Wittkamp, Florian; Boydas, Esma Birsen; Roemelt, Michael; Apfel, Ulf-Peter
Journal Article
2020Plasmachemical Trace‐Oxygen Removal in a Coke Oven Gas with a Coaxial Packed‐Bed‐DBD Reactor
Nitsche, Tim; Budt, Marcus; Apfel, Ulf-Peter
Journal Article
2020Powering artificial enzymatic cascades with electrical energy
Al-Shameri, Ammar; Petrich, Marie-Christine; junge Puring, Kai; Apfel, Ulf-Peter; Nestl, Bettina M.; Lauterbach, Lars
Journal Article
2020Sustainable and rapid preparation of nanosized Fe/Ni-pentlandite particles by mechanochemistry
Tetzlaff, David; Pellumbi, Kevinjeorjios; Baier, Daniel M.; Hoof, Lucas; Shastry Barkur, Harikumar; Smialkowksi, Mathias; Amin, Hatem M.A.; Grätz, Sven; Siegmund, Daniel; Borchard, Lars; Apfel, Ulf-Peter
Journal Article
2020Tailoring the Size, Inversion Parameter, and Absorption of Phase-Pure Magnetic MgFe2O4 Nanoparticles for Photocatalytic Degradations
Bloesser, André; Kurz, Hannah; Timm, Jana; Wittkamp, Florian; Simon, Christopher; Hayama, Shusaku; Weber, Birgit; Apfel, Ulf-Peter; Maschall, Roland
Journal Article
2019Bio-inspired design. Bulk iron-nickel sulfide allows for efficient solvent-dependent CO2 reduction
Piontek, Stefan; junge Puring, Kai; Siegmund, Daniel; Smialkowski, Mathias; Sinev, Ilya; Tetzlaff, David; Roldan Cuenya, Beatriz; Apfel, Ulf-Peter
Journal Article
2019Bioinspired reactivity and coordination chemistry
Apfel, Ulf-Peter; Suntharalingam, Kogularamanan
Journal Article
2019Differential protonation at the catalytic six-iron cofactor of [FeFe]-hydrogenases revealed by 57Fe nuclear resonance X-ray scattering and quantum mechanics/molecular mechanics analyses
Mebs, Stefan; Duan, Jifu; Wittkamp, Florian; Stripp, Sven Timo; Happe, Thomas; Apfel, Ulf-Peter; Winkler, Martin; Haumann, Michael
Journal Article
2019FexNi9-xS8 (x = 3-6) as potential photocatalysts for solar-driven hydrogen production?
Tetzlaff, David; Simon, Christopher; Achilleos, Demetra S.; Smialkowski, Mathias; junge Puring, Kai; Bloesser, André; Piontek, Stefan; Siegmund, Daniel; Reisner, Erwin; Marschall, Roland; Kasap, H.; Apfel, Ulf-Peter
Journal Article
2019The geometry of the catalytic active site in [FeFe]-hydrogenases is determined by hydrogen bonding and proton transfer
Duan, Jifu; Mebs, Stefan; Senger, Moritz; Laun, Konstantin; Wittkamp, Florian; Heberle, Joachim; Happe, Thomas; Hofmann, Eckhard; Apfel, Ulf-Peter; Winkler, Martin; Haumann, Michael; Stripp, Sven Timo
Journal Article
2019How [FeFe]-hydrogenase facilitates bidirectional proton transfer
Senger, Moritz; Eichmann, Viktor; Laun, Konstantin; Duan, Jifu; Wittkamp, Florian; Knör, Günther; Apfel, Ulf-Peter; Happe, Thomas; Winkler, Martin; Heberle, Joachim; Stripp, Sven Timo
Journal Article
2019Insights from 125Te and 57Fe nuclear resonance vibrational spectroscopy
Wittkamp, Florian; Mishra, Nakul; Wang, Hongxin; Wille, Hans-Christian; Steinbrügge, Rene; Kaupp, Martin; Cramer, Stephen P.; Apfel, Ulf-Peter; Pelmenschikov, Vladimir
Journal Article
2019Loss of specific active-site iron atoms in oxygen-exposed [FeFe]-hydrogenase determined by detailed X-ray structure analyses
Esselborn, Julian; Kertess, Leonie; Apfel, Ulf-Peter; Hofmann, Eckhard; Happe, Thomas
Journal Article
2019Molecular cobalt corrole complex for the heterogeneous electrocatalytic reduction of carbon dioxide
Gonglach, Sabine; Paul, Shounik; Haas, Michael; Pillwein, Felix; Sreekumar, S. Sreejith; Barman, Soumitra; De, Ratnadip; Müllegger, Stefan; Gerschel, Philipp; Apfel, Ulf-Peter; Coskun, Halime; Aljabour, Abdalaziz; Stadler, Philipp; Schöfberger, Wolfgang; Roy, Soumyajit
Journal Article
2019Ni-metalloid (B, Si, P, As and Te) alloys as water oxidation electrocatalysts
Masa, Justus; Piontek, Stefan; Wilde, Patrick; Antoni, Hendrik; Eckhard, Till; Chen, Yen-Ting; Muhler, Martin; Apfel, Ulf-Peter; Schuhmann, Wolfgang
Journal Article
2019Seleno-analogues of pentlandites (Fe4.5Ni4.5S8 YSeY, Y = 1-6)
Smialkowski, Mathias; Siegmund, Daniel; Pellumbi, Kevinjeorjios; Hensgen, Lars; Antoni, Hendrik; Muhler, Martin; Apfel, Ulf-Peter
Journal Article
2019Site-selective protonation controls hydrogen turnover in [FeFe]-hydrogenase
Laun, Konstantin; Baranova, Iuliia; Duan, Jifu; Wittkamp, Florian; Apfel, Ulf-Peter; Happe, Thomas; Senger, Moritz; Stripp, Sven T.
Preprint
2019Solvent-controlled CO2 reduction by a Triphos-iron hydride complex
Iffland, Linda; Khedkar, Abhishek; Petuker, Anette; Lieb, Max; Wittkamp, Florian; Gastel, Maurice van; Roemelt, Michael; Apfel, Ulf-Peter
Journal Article
2019Sulfur substitution in a Ni(cyclam) derivative results in lower overpotential for CO2 reduction and enhanced proton reduction
Gerschel, Philipp; Warm, Katrin; Farquhar, Erik R.; Englert, Ulli; Reback, Matthew L.; Siegmund, Daniel; Ray, Kallol; Apfel, Ulf-Peter
Journal Article
2019Synthetic approaches to artificial photosynthesis
Aitchison, Catherine M.; Andrei, Virgil; Antón-García, Daniel; Apfel, Ulf-Peter; Badiani, Vivek; Beller, Matthias; Bocarsly, Andrew B.; Bonnet, Sylvestre; Brueggeller, Peter; Caputo, Christine A.; Cassiola, Flavia M.; Clausing, Simon T.; Cooper, Andrew I.; Creissen, Charles E.; Peña O’Shea, Víctor A. de la; Domcke, Wolfgang; Durrant, James R.; Grätzel, Michael; Hammarström, Leif; Hankin, Anna; Hatzell, Marta C.; Karadas, Ferdi; König, Burkhard; Kuehnel, Moritz F.; Lamaison, Sarah; Lin, Chia-Yu; Maneiro, Marcelino; Minteer, Shelley D.; Paris, Aubrey R.; Pastor, Ernest; Pornrungroj, Chanon; Reek, Joost N.H.; Reisner, Erwin; Roy, Souvik; Sahm, Constantin; Shankar, Ravi; Shaw, Wendy J.; Shylin, Sergii I.; Smith, Wilson A.; Sokol, Katarzyna; Soo, Han Sen; Sprick, Reiner Sebastian; Viertl, Wolfgang; Vogel, Anastasia; Wagner, Andreas; Wakerley, David; Wang, Qian; Wielend, Dominik; Zwijnenburg, Martijn A.
Journal Article
2018[FeFe]-Hydrogenases. Recent developments and future perspectives
Wittkamp, Florian; Senger, Moritz; Stripp, Sven Timo; Apfel, Ulf-Peter
Journal Article
2018CO2-Elektroreduktion mit Pentlandit (Fe4.5Ni4.5S8)
Siegmund, Daniel; Tetzlaff, David; Apfel, Ulf-Peter
Internet Contribution
2018Cobalt-metalloid alloys for electrochemical oxidation of 5-hydroxymethylfurfural as an alternative anode reaction in lieu of oxygen evolution during water splitting
Weidner, Jonas; Barwe, Stefan; Sliozberg, Kirill; Piontek, Stefan; Masa, Justus; Apfel, Ulf-Peter; Schuhmann, Wolfgang
Journal Article
2018Crystallographic and spectroscopic assignment of the proton transfer pathway in [FeFe]-hydrogenases
Duan, Jifu; Senger, Moritz; Esselborn, Julian; Engelbrecht, Vera; Wittkamp, Florian; Apfel, Ulf-Peter; Hofmann, Eckhard; Stripp, Sven Timo; Happe, Thomas; Winkler, Martin
Journal Article
2018Influence of the Fe:Ni ratio and reaction temperature on the efficiency of (FexNi1-x)9S8 electrocatalysts applied in the hydrogen evolution reaction
Piontek, Stefan; Andronescu, Corina; Zaichenko, Aleksandr; Konkena, Bharathi; junge Puring, Kai; Marler, Bernd; Antoni, Hendrik; Sinev, Ilya; Muhler, Martin; Mollenhauer, Doreen; Roldan Cuenya, Beatriz; Schuhmann, Wolfgang; Apfel, Ulf-Peter
Journal Article
2018Local surface structure and composition control the hydrogen evolution reaction on iron nickel sulfides
Bentley, Cameron L.; Andronescu, Corina; Smialkowski, Mathias; Kang, Minkyung; Tarnev, Tsvetan; Marler, Bernd; Unwin, Patrick R.; Apfel, Ulf-Peter; Schuhmann, Wolfgang
Journal Article
2018Die lokale Oberflächenstruktur und -zusammensetzung bestimmt die Wasserstoffentwicklung an Eisen-Nickelsulfiden
Bentley, Cameron L.; Andronescu, Corina; Smialkowski, Mathias; Kang, Minkyung; Tarnev, Tsvetan; Marler, Bernd; Unwin, Patrick R.; Apfel, Ulf-Peter; Schuhmann, Wolfgang
Journal Article
2018Spectroscopical investigations on the redox chemistry of [FeFe]-hydrogenases in the presence of carbon monoxide
Laun, Konstantin; Mebs, Stefan; Duan, Jifu; Wittkamp, Florian; Apfel, Ulf-Peter; Happe, Thomas; Winkler, Martin; Haumann, Michael; Stripp, Sven Timo
Journal Article
2017Simple methods for the preparation of non-noble metal bulk-electrodes for electrocatalytic applications
junge Puring, Kai; Piontek, Stefan; Smialkowski, Mathias; Burfeind, Jens; Kaluza, Stefan; Dötsch, Christian; Apfel, Ulf-Peter
Journal Article