Dr. Roman Pascal Schärer

Network

ORCID digital identifier

ORCID ID: 0000-0001-9758-9234

Projects

• Shaping Porous Electrode Architecture to Improve Current Density and Energy Efficiency in Redox Flow Batteries / Deputy project leader / ongoing
• High-throughput screening, synthesis and characterisation of active materials for flow batteries / Deputy project leader / ongoing
• Doctoral network for microprocess engineering for electrosynthesis – New synthesis concepts for pharmaceutical / fine chemical industry / Deputy project leader / ongoing

Publications

Articles in scientific journal, peer-reviewed

• Wlodarczyk, J. K. et al. (2024) 'Upscaling of reactive mass transport through porous electrodes in aqueous flow batteries', Journal of the Electrochemical Society, 171(020544). doi: 10.1149/1945-7111/ad258e.
• Mourouga, G. et al. (2022) 'Physics-based 0D-U-I-SoC cell performance model for aqueous organic redox flow batteries', Electrochimica Acta, 415(140185). doi: 10.1016/j.electacta.2022.140185.

Book chapters, peer-reviewed

Wlodarczyk, J. et al. (2023) 'Continuum modeling and simulation of flow batteries', in Roth, C., Noack, J., and Skyllas-Kazacos, M. (eds) Flow batteries : from fundamentals to applications. Weinheim: Wiley, pp. 379–412. doi: 10.1002/9783527832767.ch17.

Written conference contributions, peer-reviewed

• Scoletta, E. et al. (2026) 'The role of transient dynamics in PEM fuel cells : polarization hysteresis and impedance analysis', in 22nd Symposium on Modeling and Experimental. Validation of Electrochemical Energy Technologies (ModVal), Lausanne, Switzerland, 10-11 March 2026.
• Cinti, D. et al. (2026) 'Coupled transport, Poisson and gFBV model for 1D double layer description of RFB electrode-electrolyte interface', in 22nd Symposium on Modeling and Validation of Electrochemical Energy Technologies (ModVal), Lausanne, Switzerland, 10-11 March 2026. Winterthur: ZHAW Zurich University of Applied Sciences. doi: 10.21256/zhaw-36173.
• C. Vieira, L. et al. (2026) 'Studying local inhomogeneities in zero-gap CO2 electrolysis via validated 2D multiphysics simulation', in 22nd Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (ModVal), Lausanne, Switzerland, 10-11 March 2026. Winterthur: ZHAW Zurich University of Applied Sciences. doi: 10.21256/zhaw-36171.
• Schärer, R. P. and Schumacher, J. O. (2026) 'Unified microkinetic modelling of coupled oxygen reduction and degradation reactions in PEMFC cathode catalyst layers', in 22nd Symposium on Modeling and Validation of Electrochemical Energy Technologies (ModVal), Lausanne, Switzerland, 10-11 March 2026.
• Corte Vieira, L. et al. (2025) 'Mechanistic study and parameter estimation of a multi-electron transfer organic synthesis', in 21st Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (ModVal), Karlsruhe, Germany, 11-12 March 2025. ZHAW Zurich University of Applied Sciences. doi: 10.21256/zhaw-32971.
• Schärer, R. P. and Schumacher, J. (2024) 'A hybrid 3D/2D model for performance predictions of organic flow battery cells', in The International Flow Battery Forum (IFBF), Glasgow, Scotland, 25-27 June 2024. ZHAW Zürcher Hochschule für Angewandte Wissenschaften. doi: 10.21256/zhaw-31722.
• Schärer, R. P. and Schumacher, J. (2023) 'A transient non-isothermal cell performance model for organic redox flow batteries', in 19th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (ModVal), Duisburg, Germany, 21-23 March 2023.
• Schärer, R. P., Wlodarczyk, J. and Schumacher, J. (2022) 'Reactive transport in porous electrodes : from pore-scale to macroscale descriptions', in 18th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (ModVal), Hohenkammer, Germany, 14-16 March 2022. Stuttgart: DLR-Institute of Engineering Thermodynamics. doi: 10.21256/zhaw-24717.

Other publications

Dullak Angeloni, A., Schärer, R. P. and Schumacher, J. O. (2026) 'Local LBM implementation for electrochemical transport in OpenLB', in 22nd Symposium on Modeling and Experimental. Validation of Electrochemical Energy Technologies (ModVal), Lausanne, Switzerland, 10-11 March 2026. Winterthur: ZHAW Zurich University of Applied Sciences. doi: 10.21256/zhaw-36195.

Oral conference contributions and abstracts

• Schärer, R. P. and Schumacher, J. (2025) 'Electrochemical interface model coupling oxygen reduction and degradation reactions in the cathode catalyst layer of a PEMFC', in Proceedings of the 21st Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies. Hochschule Offenburg, p. 37. doi: 10.48584/opus-10318.
• Schärer, R. P. (2024) 'Modelling mass transport through porous flow battery electrodes', in iBAT Redox Flow Batteries Workshop, Dübendorf, Switzerland, 17. October 2024. Available at: https://ibat.swiss/event/redox-flow-batteries-workshop-on-site/.
• Schumacher, J. and Schärer, R. P. (2024) 'Insights in MEA operation behavior from a modeling perspective I : performance and degradation modelling of MEAs', in International Hybrid Workshop 'Fuel Cell MEA Design', Freiburg, Germany, 10-11. October 2024. Available at: https://www.ise.fraunhofer.de/en/events-and-trade-fairs/fuel-cell-mea.html.
• Schärer, R. P. and Schumacher, J. (2024) 'An open-source model for high-throughput flow battery cell performance predictions', in 20th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies. ModVal 2024 : Book of Abstracts. Paul Scherrer Institut, p. 50. doi: 10.3929/ethz-b-000662523.
• Noack, J. et al. (2022) 'Modelling and simulation for the search for new active materials for redox flow batteries : results of the international project Sonar', in 241st ECS Meeting, Vancouver, Canada, 29 May - 2 June 2022. Available at: https://doi.org/10.1149/MA2022-01461954mtgabs.
• Schärer, R. P., Wlodarczyk, J. and Schumacher, J. (2021) 'Towards multiscale modelling of porous electrodes : connecting the meso- to the macroscopic scale', in AMaSiS 2021 Book of Abstracts. Berlin: Weierstraß-Institut für Angewandte Analysis und Stochastik (WIAS), p. 34. Available at: https://www.wias-berlin.de/workshops/amasis2021/resources/AMaSiS2021-book_of_abstracts.pdf.

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