Matthias Arenz

Professor

University of Bern

Switzerland

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Matthias Arenz is a Professor at the University of Bern, Switzerland. His research primarily focuses on electrochemical processes and catalysts, particularly in the context of water splitting and the oxygen evolution reaction. Recent articles highlight his work on enhancing the performance and sustainability of electrocatalysts, as well as investigating structural aspects of catalyst support materials. His contributions to the field significantly advance our understanding of electrochemical systems in various environments.

Articles (24)

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2025

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2023

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2023

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2023

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2023

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2023

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2023

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2023

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2023

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2022

Collaborators (10)

Annabelle Maletzko

Fraunhofer-Institut für Chemische Technologie

GERMANY

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Gordon Schmidt

Otto-von-Guericke Universität Magdeburg

GERMANY

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Peter Broekmann

Research group leader/ Prof.

University of Bern

SWITZERLAND

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Gustav Wiberg

University of Bern

SWITZERLAND

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Kirsten Marie Ørnsbjerg Jensen

Københavns Universitet

DENMARK

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Jan Rossmeisl

Professor

University of Copenhagen

DENMARK

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Andrea Regina Biedermann

University of Bern

SWITZERLAND

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Rebecca Pittkowski

Københavns Universitet

DENMARK

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Jonathan Quinson

Aarhus University

DENMARK

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Mehtap Oezaslan

Prof. Dr.

Technische Universität Braunschweig

GERMANY

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Matthias Arenz

Research Interests

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Articles (24)

Towards selective Ir/IrO2 electrochemical dissolution of Ir-based electrocatalysts for enhanced proton exchange membrane water electrolyzer sustainability

Structural aspects of oxygen evolution reaction catalyst support materials: Identifying the most important factors for catalytic performance

Investigation of NiFe alloy foams at high oxygen evolution reaction rates using a dry anode setup in alkaline environment

Optimizing the use of a gas diffusion electrode setup for CO2 electrolysis imitating a zero-gap MEA design

(Ni1–xFex)OOH Binary Nanoparticles in as-Prepared and Purified KOH Electrolyte Solutions for Water Splitting

Impact of Nickel on Iridium-Ruthenium Structure and Activity for the Oxygen Evolution Reaction under Acidic Conditions

Monitoring the Morphological Changes of Skeleton-PtCo Electrocatalyst during PEMFC Start-Up/Shut-Downprobed by in situ WAXS and SAXS

Attaining Substantially Enhanced Oxygen Evolution Reaction Rates on Ni Foam Catalysts in a Gas Diffusion Electrode Setup

Exploring the High-Entropy Oxide Composition Space: Insights through Comparing Experimental with Theoretical Models for the Oxygen Evolution Reaction

Catalyst Interaction in Unitized Regenerative Fuel Cells

Recycalyse – New Sustainable and Recyclable Catalytic Materials for Proton Exchange Membrane Electrolysers

Disentangling the Pitfalls of Rotating Disk Electrode-Based OER Stability Assessment: Bubble Blockage or Substrate Passivation?

Influence of Temperature on the Performance of Carbon- and ATO-supported Oxygen Evolution Reaction Catalysts in a Gas Diffusion Electrode Setup

Surfactant-Free Colloidal Syntheses of Precious Metal Nanoparticles for Improved Catalysts

Monitoring the Particle Size Distribution, Phase Quantification and Chemical Composition of Acid-Leached PtCo Electrocatalyst Under Start-up/Shut-Down Conditions Probed By in-Situ SAXS and WAXS Techniques

Gas diffusion electrode activity measurements of iridium-based self-supported catalysts produced by alternated physical vapour deposition

Using a pressurized GDE setup to analyze effects of temperature and relative humidity on CO-stripping measurements on a commercial Pt/C ORR catalyst

Elucidating the Reaction Pathway of Glucose Electrooxidation to Its Valuable Products: The Influence of Mass Transport and Electrode Potential on the Product Distribution

The gas diffusion electrode setup as a testing platform for evaluating fuel cell catalysts: A comparative RDE‐GDE study

Following Paths of Maximum Catalytic Activity in the Composition Space of High‐Entropy Alloys

Bridging the gap between basic research and application: a half-cell setup for high current density measurements of Ir-based oxygen evolution reaction catalysts on porous transport electrodes

(Invited) The More Elements the Better? Studying Structure-Function Relations in High Entropy Alloy Nanoparticles As Fuel Cell Electrocatalysts

Physical and Chemical Stability of Nanoparticles in Ferrofluid Before and After Impregnation: Implications for Magnetic Pore Fabric Studies

Evolution of a GDE setup: Beyond ambient conditions

Collaborators (10)

Annabelle Maletzko

Gordon Schmidt

Peter Broekmann

Gustav Wiberg

Kirsten Marie Ørnsbjerg Jensen

Jan Rossmeisl

Andrea Regina Biedermann

Rebecca Pittkowski

Jonathan Quinson

Mehtap Oezaslan

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