Young Investigator Group Oxygen Evolution Mechanism Engineering

Publications

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  Antipin, D.; Risch, M.: Trends of epitaxial perovskite oxide films catalyzing the oxygen evolution reaction in alkaline media. JPhys Energy 2 (2020), p. 032003/1-27
  doi: 10.1088/2515-7655/ab812f
  Open Access
• 
  Baumung, M.; Kollenbach, L.; Xi, L.; Risch, M.: Undesired bulk oxidation of LiMn₂O₄ increases overpotential of electrocatalytic water oxidation in lithium hydroxide electrolytes. ChemPhysChem 20 (2019), p. 1-9
  doi: 10.1002/cphc.201900601
  Open Access
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  Baumung, M.; Schoenewald, F.; Erichsen, T.; Volkert, C.A.; Risch, M.: Influence of particle size on the apparent electrocatalytic activity of LiMn₂O₄ for oxygen evolution. Sustainable Energy & Fuels 3 (2019), p. 2218-2226
  doi: 10.1039/c8se00551f
  Open Access
• 
  Brix, A.C.; Morales, D.M.; Braun, M.; Jambrec, D.; Junqueira, J. R. C.; Cychy, S.; Seisel, S.; Masa, J.; Martin, M.; Corina, A.; Wolfgang, S.: Electrocatalytic Oxidation of Glycerol Using Solid-State Synthesised Nickel Boride: Impact of Key Electrolysis Parameters on Product Selectivity. ChemElectroChem 8 (2021), p. 2336-2342
  doi: 10.1002/celc.202100739
  Open Access (external provider)
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  Busse, P.; Yin, Z.; Mierwaldt, D.; Scholz, J.; Kressdorf, B.; Glaser, L.; Miedema, P.; Rothkirch, A.; Viefhaus, J.; Jooss, C.; Techert, S.; Risch, M.: Probing the Surface of La_0.6Sr_0.4MnO₃ in Water Vapor by In Situ Photon-In / Photon-Out Spectroscopy. The Journal of Physical Chemistry C 124 (2020), p. 7893-7902
  doi: 10.1021/acs.jpcc.0c00840
  Open Access
• 
  Eckhoff, M.; Schönewald, F.; Risch, M.; Volkert, C.A.; Blöchl, P.; Behler, J.: Closing the gap between theory and experiment for lithium manganese oxide spinels using a high-dimensional neural network potential. Physical Review B 102 (2020), p. 174102/1-19
  doi: 10.1103/PhysRevB.102.174102
  Open Access (external provider)
• 
  Ennaceri, H.; Boujnah, M.; Erfurt, D.; Rappich, J.; Lifei, X.; Khaldoun, A.; Benyoussef, A.; Ennaoui, A.; Taleb, A.: Influence of stress on the photocatalytic properties of sprayed ZnO thin films. Solar Energy Materials and Solar Cells 201 (2019), p. 110058/1-13
  doi: 10.1016/j.solmat.2019.110058
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  Fuengerlings, A.; Koul, A.; Dreyer, M.; Rabe, A.; Morales, D.M.; Schuhmann, W.; Behrens, M.; Pentcheva, R.: Synergistic Effects of Co and Fe on the Oxygen Evolution Reaction Activity of LaCo_xFe_1-xO₃. Chemistry - A European Journal 27 (2021), p. 17145-17158
  doi: 10.1002/chem.202102829
  Open Access
• 
  Gao, D.; Li, S.; Lv, Y.; Zhuo, H.; Zhao, S.; Song, L.; Yang, S.; Qin, Y.; Li, C.; Wei, Q.; Chen, G.: PtNi colloidal nanoparticle clusters: Tuning electronic structure and boundary density of nanocrystal subunits for enhanced electrocatalytic properties. Journal of Catalysis 376 (2019), p. 87-100
  doi: 10.1016/j.jcat.2019.06.043
• 
  Gao, D.; Yang, S.; Xi, L.; Risch, M.; Song, L.; Lv, Y.; Li, C.; Li, C.; Chen, G.: External and internal interface-controlled trimetallic PtCuNi nanoframes with high defect-density for enhanced electrooxidation of liquid fuels. Chemistry of Materials 32 (2020), p. 1581-1594
  doi: 10.1021/acs.chemmater.9b04789
  Open Access
• 
  Heymann, L.; Weber, M.L.; Wohlgemuth, M.; Risch, M.; Dittmann, R.; Bauemer, C.; Gunkel, F.: Separating the Effects of Band Bending and Covalency in Hybrid Perovskite Oxide Electrocatalyst Bilayers for Water Electrolysis. ACS Applied Materials & Interfaces 14 (2022), p. 14129–14136
  doi: 10.1021/acsami.1c20337
  Open Access
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  Kazakova, M.A.; Koul, A.; Golubtsov, G.V.; Selyutin, A.G.; Ishchenko, A.V.; Kvon, R.I.; Kolesov, B.A.; Schuhmann, W.; Morales, D.M.: Nitrogen and Oxygen Functionalization of Multi-walled Carbon Nanotubes for Tuning the Bifunctional Oxygen Reduction/Oxygen Evolution Performance of Supported FeCo Oxide Nanoparticles. ChemElectroChem 8 (2021), p. 2803-2816
  doi: 10.1002/celc.202100556
  Open Access (external provider)
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  Lole, G.; Roddatis, V.; Ross, U.; Risch, M.; Meyer, T.; Rump, L.; Geppert, J.; Wartner, G.; Blöchl, P.; Jooss, Chr.: Dynamic observation of manganese adatom mobility at perovskite oxide catalyst interfaces with water. Communications Materials 1 (2020), p. 68/1-10
  doi: 10.1038/s43246-020-00070-6
  Open Access
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  Medina, D.; Löffler, T.; Morales, D.M.; Masa, J.; Bobrowski, T.; Barwe, S.; Andronescu, C.; Schuhmann, W.: Recovering activity of anodically challenged oxygen reduction electrocatalysts by means of reductive potential pulses. Electrochemistry Communications 124 (2021), p. 106960/1-4
  doi: 10.1016/j.elecom.2021.106960
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  Morales, D.M.; Jambrec, D.; Kazakova, M.A.; Braun, M.; Sikdar, N.; Koul, A.; Brix, A.C.; Seisel, S.; Andronescu, C.; Schuhmann, W.: Electrocatalytic Conversion of Glycerol to Oxalate on Ni Oxide Nanoparticles-Modified Oxidized Multiwalled Carbon Nanotubes. ACS Catalysis 12 (2022), p. 982-992
  doi: 10.1021/acscatal.1c04150
• 
  Morales, D.M.; Kazakova, M.A.; Purcel, M.; Masa, J.; Schuhmann, W.: The sum is more than its parts: stability of MnFe oxide nanoparticles supported on oxygen-functionalized multi-walled carbon nanotubes at alternating oxygen reduction reaction and oxygen evolution reaction conditions. Journal of Solid State Electrochemistry 24 (2020), p. 2901-2906
  doi: 10.1007/s10008-020-04667-2
  Open Access
• 
  Morales, D.M.; Risch, M.: Seven steps to reliable cyclic voltammetry measurements for the determination of double layer capacitance. JPhys Energy 3 (2021), p. 034013/1-18
  doi: 10.1088/2515-7655/abee33
  Open Access
• 
  Morales, D.M.; Villalobos, J.; Kazakova, M.A.; Xiao, J.; Risch, M.: Nafion-Induced Reduction of Manganese and its Impact on the Electrocatalytic Properties of a Highly Active MnFeNi Oxide for Bifunctional Oxygen Conversion. ChemElectroChem 8 (2021), p. 2979-2983
  doi: 10.1002/celc.202100744
  Open Access (external provider)
• 
  Rao, R.R.; Tulodziecki, M.; Han, B.; Risch, M.; Abakumov, A.; Yu, Y.; Karayaylali, P.; Gauthier, M.; Escudero-Escribano, M.; Orikasa, Y.; Shao-Horn, Y.: Reactivity with Water and Bulk Ruthenium Redox of Lithium Ruthenate in Basic Solutions. Advanced Functional Materials 31 (2021), p. 2002249/1-10
  doi: 10.1002/adfm.202002249
  Open Access
• 
  Risch, M.: Greater than the sum of its parts. Nature Energy 6 (2021), p. 576–577
  doi: 10.1038/s41560-021-00850-5
  Open Access
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  Villalobos, J.; Golnak, R.; Xi, L.; Schuck, G.; Risch, M.: Reversible and irreversible processes during cyclic voltammetry of an electrodeposited manganese oxide as catalyst for the oxygen evolution reaction. JPhys Energy 2 (2020), p. 034009/1-12
  doi: 10.1088/2515-7655/ab9fe2
  Open Access
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  Villalobos, J.; Gonzalez-Flores, D.; Urcuyo, R.; Montero, M.L.; Schuck, G.; Beyer, P.; Risch, M.: Requirements for Beneficial Electrochemical Restructuring: A Model Study on a Cobalt Oxide in Selected Electrolytes. Advanced Energy Materials 11 (2021), p. 2101737/1-9
  doi: 10.1002/aenm.202101737
  Data-doi: 10.6084/m9.figshare.14717997
  Open Access (external provider)
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  Wang, X.; Xiao, C.; Zheng, P.; Zhao, Z.; Alabsi, M.H.; Shi, Y.; Gao, D.; Duan, A.; Huang, K.W.; Xu, C.: Dendritic micro-mesoporous composites with center-radial pores assembled by TS-1 nanocrystals to enhance hydrodesulfurization activity of dibenzothiophene and 4,6-dimethyldibenzothiophene. Journal of Catalysis 384 (2020), p. 136-146
  doi: 10.1016/j.jcat.2020.02.013
  Open Access (external provider)
• 
  Wilkinson, I.; Risch, M.: CMWS Pillar 4: Real-Time Chemical Dynamics. In: Centre for Molecular Water Science White Paper [Ed.] : Centre for Molecular Water Science White Paper. Hamburg: DESY, 2021. - ISBN 978-3-945931-37-0, p. 75-88
  https://www.cmws-hamburg.de/sites/sites_custom/site_cmws/content/e122106/e136657/e136658/White_Paper_final_web.pdf
  Open Access
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  Xi, L.; Schwanke, C.; Lange, K.M.; Risch, M.: In situ ATR Infrared Study of Cobalt-Borate Water Oxidation Catalysts. In: Ramesh K. Agarwal [Ed.] : Material Science and Engineering Technology VIII. Trans Tech Publications, 2020. - ISBN 978-3-03573-606-9, p. 123-133
  doi: 10.4028/www.scientific.net/MSF.998.123

Previous work at the FU Berlin, MIT and University of Göttingen

Complete Publication Lists

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Key publications

• L. Köhler, M.E. Abrishami, V. Roddatis, J. Geppert, M. Risch (2017) Mechanistic parameters of electrocatalytic water oxidation on LiMn2O4 in comparison to natural photosynthesis, ChemSusChem 10, 4479-4490. On the cover.
• M. Risch, K.A. Stoerzinger, B. Han, Tom Z. Regier, D. Peak, S.Y. Sayed, Y. Shao-Horn (2017) Redox Processes of Manganese Oxide in Catalyzing Oxygen Evolution and Reduction: an Operando Soft X-Ray Absorption Spectroscopy Study, J. Phys. Chem. C 121, 17682-17692. 

Important reviews

• C. Wei, R.R. Rao, J. Peng, B. Huang, I.E.L. Stephens, M. Risch, Z.J. Xu, Y. Shao‐Horn (2019) Recommended Practices and Benchmark Activity for Hydrogen and Oxygen Electrocatalysis in Water Splitting and Fuel Cells, Adv. Mater, doi: 10.1002/adma.201806296.
• M. Risch (2017) Perovskite Electrocatalysts for the Oxygen Reduction Reaction in Alkaline Media, Catalysts 7, 154.