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Niklas Cibura
Prof. Robert Schlögl, Nanobased Heterogeneous Catalysts, Max-Planck-Institut für Chemische Energiekonversion

Title of Thesis: Fundamental studies on catalytic properties of manganese oxides in oxidation reactions
(Universität Duisburg-Essen)


Kortewille, B.; Wachs, I. E.; Cibura, N.; Pfingsten, O.; Bacher, G.; Muhler, M.; Strunk, J., Photocatalytic methanol oxidation by supported vanadium oxide species: influence of support and degree of oligomerization. Eur. J. Inorg. Chem. 2018, 33, 3725-3735,

Kortewille, B.; Wachs, I. E.; Cibura, N.; Pfingsten, O.; Bacher, G.; Muhler, M.; Strunk, J., Proof of equivalent catalytic functionality upon photon-induced and thermal activation of supported isolated vanadia species in methanol oxidation. ChemCatChem 2018, 10, 2360-2364,

Kevin Dzialkowski
Prof. Stephan Schulz,  Faculty of Inorganic Chemistry, Universität Duisburg-Essen

Title of Thesis: Dispersionswechselwirkungen in schweren Gruppe 15 Elementverbindungen
(Universität Duisburg-Essen)


Dzialkowski, K.; Gehlhaar, C.; Wölper, C.; Auer, A.; Schulz, S., Structure and reactivity of 1,8-Bis(naphthalenedityl)dipnictanes. Organometallics 2019, 38, 2927-2942,

Naglav, D.; Tobey, B.; Dzialkowski, K.; Blaser, D.; Wölper, C.; Jansen, G.; Schulz, S., Solvent-induced ion separation of a beryllium scorpionate complex. Dalton Trans. 2018, 47, 12511-12515,

Naglav, D.; Tobey, B.; Dzialkowski, K.; Jansen, G.; Wölper, C.; Schulz, S., Insights into molecular beryllium–silicon bonds. Inorganics 2017, 5, 22,

Casey van Stappen
Prof. Serena DeBeer, Department of Inorganic Spectrosocopy, Max-Planck-Institut für Chemische Energiekonversion

Title of Thesis: Fundamental and Practical Spectroscopic Studies Towards Understanding the Electronic Structure and Reactivity of Nitrogenases Universität Duisburg-Essen (Ruhr-Universität Bochum)


Rengshausen, S.; Van Stappen, C.; Levin, N.; Tricad, S.; Luska, K. L.; DeBeer, S.; Chaudret, B.; Bordet, A.; Leitner, W., Organometallic synthesis of bimetallic cobalt-rhodium nanoparticles in supported ionic liquid phases (CoxRh100-x@SILP) as catalysts for the selective hydrogenation of multifunctional aromatic substrates. Small 2021, 17, 2006683.

Van Stappen, C.; Decamps, L.; Cutsail, G. E.; Bjornsson, R.; Henthorn, J. T.; Birrell, J. A.; DeBeer, S., The Spectroscopy of Nitrogenases. Chem. Rev. 2020, 120, 5005-5081,

Maganas, D.; Kowalska, J.K.; Van Stappen, C.; DeBeer, S., Neese, F. Mechanism of L2,3-edge X-ray magnetic circular dichroism intensity from quantum chemical calculations and experiment - A case study on V(IV)/V(III) complexes. J. Chem. Phys. 152:11, 114107,

DeRosha, D. E.; Chilkuri, V. G.; van Stappen, C.; Bill, E.; Mercado, B. Q.; DeBeer, S.; Neese, F.; Holland, P. L., Planar three-coordinate iron sulfide in a synthetic [4Fe-3S] cluster with biomimetic reactivity. Nat. Chem. 2019, 11, 1019-1025,

Kowalska, J.; Henthorn, J.; van Stappen, C.; Trncik, C.; Einsle, O.; Keavney, D.; DeBeer, S., X-ray magnetic circular dichroism spectroscopy applied to nitrogenase and related models: experimental evidence for a spin-coupled Mo(III). Angew. Chem., Int. Ed. 2019, 58, 9373-9377, German Edition: Angew. Chem. 2019, 131, 9473-9411,

Speelman, A. L.; Čorić, I.; van Stappen, C.; DeBeer, S.; Mercado, B. Q.; Holland, P. L., Nitrogenase-relevant reactivity of a synthetic iron–sulfur–carbon site, J. Am. Chem. Soc., 2019, 141, 13148-13157,

Van Stappen, C.; Davydov, R.; Yang, Z.-Y.; Fan, R.; Guo, Y.; Bill, E.; Seefeldt, L. C.; Hoffman, B. M.; DeBeer, S., Spectroscopic description of the E1 state of Mo nitrogenase based on Mo and Fe X-ray absorption and Mössbauer studies, Inorg. Chem., 2019, 58, 12365-12376,

Van Stappen, C.; Thorhallsson, A. T.; Decamps, L.; Bjornsson, R.; DeBeer, S., Resolving the structure of the E1 state of Mo nitrogenase through Mo and Fe K-edge EXAFS and QM/MM calculations. Chem. Sci. 2019,10, 9807-9821,

Van Stappen, C.; Lehnert, N., Mechanism of N–N bond formation by transition metal–nitrosyl complexes: modeling flavodiiron nitric oxide reductases. Inorg. Chem. 2018, 57, 4252-4269,

Van Stappen, C.; Maganas, D.; DeBeer, S.; Bill, E.; Neese, F., Investigations of the magnetic and spectroscopic properties of V(III) and V(IV) complexes. Inorg. Chem. 2018, 57, 6421-6438,

Düngen, P.; Prenzel, M.; van Stappen, C.; Pfänder, N.; Heumann, S.; Schlögl, R., Investigation of different pre-treated multi-walled carbon nanotubes by Raman Spectroscopy. Mater. Sci. Appl. 2017, 08, 628-641,

Monte-Pérez, I.; Kundu, S.; Chandra, A.; Craigo, K. E.; Chernev, P.; Kuhlmann, U.; Dau, H.; Hildebrandt, P.; Greco, C.; van Stappen, C.; Lehnert, N.; Ray, K., Temperature dependence of the catalytic two- versus four-electron reduction of dioxygen by a hexanuclear cobalt complex. J. Am. Chem. Soc. 2017, 139, 15033-15042,

Christian Fröse
Prof. Martin Muhler, Industrial Chemistry, Ruhr-Universität Bochum

Title of Thesis: Mechanistic studies on the synthesis of higher alcohols over bimetallic catalysts
(Ruhr-Universität Bochum)


Guo, P.; Fu, Q.; Yildiz, C.; Chen, Y.-T.; Ollegott, K.; Froese, C.; Kleist, W.; Fischer, R. A.; Wang, Y.; Muhler, M.; Peng, B., Regulating the size and spatial distribution of Pd nanoparticles supported by the defect engineered metal–organic framework HKUST-1 and applied in the aerobic oxidation of cinnamyl alcohol. Catal. Sci. Technol. 2019, 9, 3703-3710,

Zhao, G.; Busser, G. W.; Froese, C.; Hu, B.; Bonke, S. A.; Schnegg, A.; Ai, Y.; Wei, D.; Wang, X.; Peng, B.; Muhler, M., Anaerobic alcohol conversion to carbonyl compounds over nanoscaled Rh-doped SrTiO3 under visible light. J. Phys. Chem. Lett. 2019, 10, 2075-2080,

Guo, P.; Froese, C.; Fu, Q.; Chen, Y.-T.; Peng, B.; Kleist, W.; Fischer, R. A.; Muhler, M.; Wang, Y., CuPd mixed-metal HKUST-1 as catalyst for aerobic alcohol oxidation. J. Phys. Chem. C 2018, 122, 21433-21440,

Ulrich, V.; Froese, C.; Moroz, B.; Pyrjaev, P.; Gerasimov, E.; Sinev, I.; Cuenya, B. R.; Muhler, M.; Bukhtiyarov, V.; Grünert, W., Three-way catalysis with supported gold catalysts: poisoning effects of hydrocarbons. Appl. Catal. B-Environ. 2018, 237, 1021-1032,

Fatih Özcan
Prof. Malte Behrens, Faculty of Inrganic Chemistry, Universität Duisburg-Essen

Title of Thesis: Development of Coprecipitated Late 3d Transition Metal Based Catalysts for Energy Conversion Related Applications
(Universität Duisburg-Essen)


Chakrapani, K.; Özcan, F.; Ortega, K. F.; Machowski, T.; Behrens, M., Composition-dependent effect of the calcination of cobalt-, nickel-, and gallium-based layered double hydroxides to mixed metal oxides in the oxygen evolution reaction. ChemElectroChem 2018, 5, 93-100,

Xu, Y.; Özcan, F.; Zielke, P.; Becker, S.; Heimann, M.; Heese, J.; Chakrapani, K.; Behrens, M.; Bredmose Simonsen, S.; Norby, P.; Vang Hendriksen, P.; Kiebach, R., Continuous hydrothermal flow synthesis of Co1–xNixFe2O4 (x = 0–0.8) nanoparticles and their catalytic properties for CO oxidation and oxygen evolution reaction. Z. Anorg. Allg. Chem. 2018, 644, 1727-1733,

Friedel Ortega, K.; Anke, S.; Salamon, S.; Özcan, F.; Heese, J.; Andronescu, C.; Landers, J.; Wende, H.; Schuhmann, W.; Muhler, M.; Lunkenbein, T.; Behrens, M., Topotactic synthesis of porous cobalt ferrite platelets from a layered double hydroxide precursor and their application in oxidation catalysis. Chem. Eur. J. 2017, 23, 12443-12449;

Friedel Ortega, K.; Rein, D.; Lüttmann, C.; Heese, J.; Özcan, F.; Heidelmann, M.; Folke, J.; Kähler, K.; Schlögl, R.; Behrens, M., Ammonia decomposition and synthesis over multinary magnesioferrites: promotional effect of Ga on Fe catalysts for the            decomposition reaction. ChemCatChem 2017, 9, 659-671,


In March 2024, Michel Deitermann successfully defended his PhD thesis at the Ruhr-University Bochum under the supervision of Prof. Martin Muhler.


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In October 2023, Van Anh Tran successfully defended her PhD thesis at the Max-Planck-Institut für Kohlenforschung under the supervision of Prof. Frank…

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In November 2023, Berenike Stahl successfully defended her PhD thesis at the Rheinische Friedrich-Wilhelms-Universität Bonn under the supervision of…

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