Prof. Dr. Jürgen Schumacher

Persönliches Profil

Tätigkeit an der ZHAW

Lecturer and team leader at the Zurich University of Applied Sciences (ZHAW), School of Engineering, Institute of Computational Physics in Winterthur, Switzerland.

www.zhaw.ch/de/engineering/institute-zentren/icp/elektrochemische-zellen-und-mikrostrukturen/

Arbeits- und Forschungsschwerpunkte, Spezialkenntnisse

• Proton exchange membrane fuel cells
• Redox flow batteries
• Photovoltaics
• Multiphysics modelling and simulation

Aus- und Fortbildung

2000: Doctoral degree in Physics (Dr. rer. Nat.), University of Konstanz, Germany.

1998: Foreign exchange scholarship at the Photovoltaics Special Research Centre, University of New South Wales in Sydney, Australia.

1995-2000: Doctoral studies at the Fraunhofer Institute for Solar Energy Systems in Freiburg, Germany. Thesis title: Numerical simulation of silicon solar cells with novel cell structures.

1995: Final oral examination in experimental/theoretical physics and mathematics for the course of studies: Diplom Physik

1993-1994: Diploma thesis, Fraunhofer Institute for Solar Energy Systems, Freiburg, Germany. Thesis title: Characterisation of textured silicon solar cells.

1991-1995: Albert-Ludwigs-University in Freiburg, Department of Physics. Areas of Study: Stochastical Mathematics, Stochastical Dynamical Systems, Solid State Physics, Statistical Physics and Theoretical Thermodynamics, Semiconductor Physics, Thermal Energy Conversion.

1989-1991: Physics studies at Johann-Wolfgang-Goethe-University in Frankfurt/Main.

Beruflicher Werdegang

Since 2011: Professor ZFH, team leader "Electrochemical Cells and Energy Systems"

2006-2010: Senior Scientist, ZHAW, Institute of Computational Physics

2004-2005: Team leader “Fuel Cell Simulation” at the Fraunhofer Institute for Solar Energy Systems (ISE) in Freiburg/Germany
Research topics and industry projects: development of a fuel cell system for the power supply of laptops for Gillette, development of a dynamic two-phase model of PEM fuel cells, the characterisation of membrane electrode assemblies, and the development of a fuel cell system for the power supply of an autonomous robot.
Research network coordinator: Model-based design of fuel cells and fuel cell systems.

2001-2003: Project Leader, Fraunhofer Institute for Solar Energy Systems (ISE)
Research on portable fuel cells for the power supply of electronic devices. Modelling and simulation of proton exchange membrane fuel cells. Development of diagnostic methods to monitor and analyse fuel cell stacks.
Project funding by “Fraunhofer Wirtschaftsorientierte Strategische Allianz (WISA)”, and “Forschungsallianz Brennstoffzellen Baden-Württemberg (FABZ)”.

Mitglied in Netzwerken

• Isomorph - modelling and simulation of electrochemical cells for energy conversion
• Member of Hydrogen Europe Research active in several roadmaps on proton exchange membrane fuel cells and hydrogen production
• Founding member of the Flow Battery Association - a united voice for flow batteries
• Research in FlowCamp aims to improve materials for high-performance, low-cost next-generation redox-flow batteries.
• Research in the EU project SONAR on modelling for the search for new active materials for redox flow batteries
• Swiss Competence Center for Energy Research - Efficient Technologies and Systems for Mobility (SCCER Mobility)

Projekte

• Robuste Membran-Elektroden-Einheit für Protonenaustauschmembran-Brennstoffzellen auf der Grundlage eines modellbasierten Verständnisses der Grenzen der Langlebigkeit für Schwerlastanwendungen / ProjektleiterIn / Projekt laufend
• Doktorand:innen-Netzwerk für die Elektrosynthese - neue Synthesekonzepte für die pharmazeutische / feinchemische Industrie / ProjektleiterIn / Projekt laufend
• Modellierung für die Suche nach neuen aktiven Materialien für Redox-Flow-Batterien / ProjektleiterIn / Projekt laufend
• Neue Charakterisierungsmethoden von Brennstoffzellenstacks für den Einsatz im Automobilbereich (ACTIF) / ProjektleiterIn / Projekt abgeschlossen
• Redox Flow Battery Campus / ProjektleiterIn / Projekt abgeschlossen
• SCCER Efficient Technologies and Systems for Mobility / ProjektleiterIn / Projekt abgeschlossen
• Swiss network project: "Photoelectrochemistry Competence Center (PECHOUSE/HyTech)" / ProjektleiterIn / Projekt abgeschlossen
• Designing multifunctional materials for proton exchange membrane fuel cells / ProjektleiterIn / Projekt abgeschlossen
• Project in collaboration with Belenos Clean Power Holding AG (BCP), Paul Scherrer Institut (PSI) and Swiss Federal Office of Energy (BFE) / ProjektleiterIn / Projekt abgeschlossen

Publikationen

• Wlodarczyk, Jakub; Baltes, Norman; Friedrich, K. Andreas; Schumacher, Jürgen,

  2023.

  Mass transport limitations in concentrated aqueous electrolyte solutions : theoretical and experimental study of the hydrogen-bromine flow battery electrolyte.

  Electrochimica Acta.

  461(142640).

  Verfügbar unter: https://doi.org/10.1016/j.electacta.2023.142640

• Tsehaye, Misgina Tilahun; Mourouga, Gaël; Schmidt, Thomas J.; Schumacher, Jürgen; Velizarov, Svetlozar; Van der Bruggen, Bart; Alloin, Fannie; Iojoiu, Cristina,

  2023.

  Towards optimized membranes for aqueous organic redox flow batteries : correlation between membrane properties and cell performance.

  Renewable and Sustainable Energy Reviews.

  173, S. 113059.

  Verfügbar unter: https://doi.org/10.1016/j.rser.2022.113059

• Herrendörfer, Robert; Cochet, Magali; Schumacher, Jürgen,

  2022.

  Simulation of mass and heat transfer in an evaporatively cooled PEM fuel cell.

  Energies.

  15(8), S. 2734.

  Verfügbar unter: https://doi.org/10.3390/en15082734

• Mourouga, Gaël; Chery, Déborah; Baudrin, Emmanuel; Randriamahazaka, Hyacinthe; Schmidt, Thomas J.; Schumacher, Juergen O.,

  2022.

  Estimation of activity coefficients for aqueous organic redox flow batteries : theoretical basis and equations.

  iScience.

  25(9), S. 104901.

  Verfügbar unter: https://doi.org/10.1016/j.isci.2022.104901

• Mourouga, Gaël; Schärer, Roman P.; Yang, Xian; Janoschka, Tobias; Schmidt, Thomas J.; Schumacher, Jürgen O.,

  2022.

  Physics-based 0D-U-I-SoC cell performance model for aqueous organic redox flow batteries.

  Electrochimica Acta.

  415(140185).

  Verfügbar unter: https://doi.org/10.1016/j.electacta.2022.140185

• Wlodarczyk, Jakub K.; Küttinger, Michael; Friedrich, Andreas K.; Schumacher, Jürgen O.,

  2021.

  Exploring the thermodynamics of the bromine electrode in concentrated solutions for improved parametrisation of hydrogen-bromine flow battery models.

  Journal of Power Sources.

  508.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2021.230202

• Vetter, Roman; Schumacher, Jürgen O.,

  2019.

  Experimental parameter uncertainty in proton exchange membrane fuel cell modeling - part II : sensitivity analysis and importance ranking.

  Journal of Power Sources.

  439, S. 126529.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2019.04.057

• Vetter, Roman; Schumacher, Jürgen O.,

  2019.

  Experimental parameter uncertainty in proton exchange membrane fuel cell modeling - part I : scatter in material parameterization.

  Journal of Power Sources.

  438, S. 227018.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2019.227018

• Vetter, Roman; Schumacher, Jürgen,

  2019.

  Free open reference implementation of a two-phase PEM fuel cell model.

  Computer Physics Communications.

  234, S. 223-234.

  Verfügbar unter: https://doi.org/10.1016/j.cpc.2018.07.023

• Capone, Luigino; Marmet, Philip; Holzer, Lorenz; Dujc, Jaka; Schumacher, Jürgen; Lamibrac, Adrien; Büchi, Felix; Becker, Jürgen,

  2018.

  An ensemble Monte Carlo simulation study of water distribution in porous gas diffusion layers for proton exchange membrane fuel cells.

  Journal of Electrochemical Energy Conversion and Storage.

  15(3), S. 031005.

  Verfügbar unter: https://doi.org/10.1115/1.4038627

• Dujc, Jaka; Forner-Cuenca, Antoni; Marmet, Philip; Cochet, Magali; Vetter, Roman; Schumacher, Jürgen; Boillat, Pierre,

  2018.

  Modelling the effects of using gas diffusion layers with patterned wettability for advanced water management in proton exchange membrane fuel cells.

  Journal of Electrochemical Energy Conversion and Storage.

  15(2).

  Verfügbar unter: https://doi.org/10.1115/1.4038626

• Holzer, Lorenz; Pecho, Omar; Schumacher, Jürgen; Marmet, Philip; Büchi, F.N.; Lamibrac, A.; Münch, B.,

  2017.

  Microstructure-property relationships in a gas diffusion layer (GDL) for polymer electrolyte fuel cells, Part II : pressure-induced water injection and liquid permeability.

  Electrochimica Acta.

  241, S. 414-432.

  Verfügbar unter: https://doi.org/10.1016/j.electacta.2017.04.141

• Holzer, Lorenz; Pecho, Omar; Schumacher, Jürgen; Marmet, Philip; Stenzel, Ole; Büchi, F.N.; Lamibrac, A.; Münch, B.,

  2017.

  Microstructure-property relationships in a gas diffusion layer (GDL) for polymer electrolyte fuel cells, Part I : effect of compression and anisotropy of dry GDL.

  Electrochimica Acta.

  227, S. 419-434.

  Verfügbar unter: https://doi.org/10.1016/j.electacta.2017.01.030

• Cendula, Peter; Tilley, S. David; Gimenez, Sixto; Bisquert, Juan; Schmid, Matthias; Grätzel, Michael; Schumacher, Jürgen,

  2014.

  Calculation of the energy band diagram of a photoelectrochemical water splitting cell.

  The Journal of Physical Chemistry C.

  118(51), S. 29599-29607.

  Verfügbar unter: https://doi.org/10.1021/jp509719d

• Schumacher, Jürgen; Eller, Jens; Sartoris, Guido; Colinart, Thibaut; Seyfang, Bernhard C.,

  2012.

  2+1D modelling of a polymer electrolyte fuel cell with glassy-carbon microstructures.

  Mathematical and Computer Modelling of Dynamical Systems.

  18(4), S. 355-377.

  Verfügbar unter: https://doi.org/10.1080/13873954.2011.642390

• Wenger, Sophie; Schmid, Matthias; Rothenberger, Guido; Gentsch, Adrian; Grätzel, Michael; Schumacher, Jürgen,

  2011.

  Coupled optical and electronic modeling of dye-sensitized solar cells for steady-state parameter extraction.

  The Journal of Physical Chemistry C.

  115(20), S. 10218-10229.

  Verfügbar unter: https://doi.org/10.1021/jp111565q

• Steinkamp, Kay; Schumacher, Jürgen; Goldsmith, Franklin; Ohlberger, Mario; Ziegler, Christoph,

  2008.

  A non-isothermal PEM fuel cell model including two water transport mechanisms in the membrane.

  Journal of Fuel Cell Science and Technology.

  5(1).

  Verfügbar unter: https://doi.org/10.1115/1.2822884

• Gerteisen, Dietmar; Hakenjos, Alexander; Schumacher, Jürgen,

  2007.

  AC impedance modelling study on porous electrodes of proton exchange membrane fuel cells using an agglomerate model.

  Journal of Power Sources.

  173(1), S. 346-356.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2007.04.071

• Yu, Hong Mei; Schumacher, Jürgen; Zobel, Marco; Hebling, Christopher,

  2005.

  Analysis of membrane electrode assembly (MEA) by environmental scanning electron microscope (ESEM).

  Journal of Power Sources.

  145(2), S. 216-222.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2004.12.069

• Ziegler, Christoph; Yu, Hong Mei; Schumacher, Jürgen,

  2005.

  Two-phase dynamic modeling of the PEMFCs and simulation of cyclo-voltammograms.

  Journal of the Electrochemical Society.

  152(8), S. 1555-1567.

  Verfügbar unter: https://doi.org/10.1149/1.1946408

• Schmitz, Andreas; Ziegler, Christoph; Schumacher, Jürgen; Tranitz, Marco; Fontes, Ed; Hebling, Christopher,

  2004.

  Modelling approach for planar self-breathing PEMFC and comparison with experimental results.

  Fuel Cells.

  4(4), S. 358-364.

  Verfügbar unter: https://doi.org/10.1002/fuce.200400034

• Ziegler, Christoph; Schmitz, Andreas; Tranitz, Marco; Fontes, Ed; Schumacher, Jürgen,

  2004.

  Modeling planar and self-breathing fuel cells for use in electronic devices.

  Journal of the Electrochemical Society.

  151(12), S. 2028-2041.

  Verfügbar unter: https://doi.org/10.1149/1.1810451

• Hakenjos, Alexander; Tüber, Klaus; Schumacher, Jürgen; Hebling, Christopher,

  2004.

  Characterising PEM fuel cell performance using current distribution measurement in comparison with a CFD model.

  Fuel Cells.

  4(3), S. 185-189.

  Verfügbar unter: https://doi.org/10.1002/fuce.200400026

• Schumacher, Jürgen; Gemmar, Peter; Denne, Matthias; Zedda, Mario; Stüber, M.,

  2004.

  Control of miniature proton exchange fuel cells based on fuzzy logic.

  Journal of Power Sources.

  129(2), S. 143-151.

  Verfügbar unter: https://doi.org/10.1016/j.jpowsour.2003.10.010

• Altermatt, Pietro; Schumacher, Jürgen; Cuevas, Andres; Kerr, Mark; Glunz, Stefan; King, Richard; Heiser, Gernot; Schenk, Andreas,

  2002.

  Numerical modeling of highly doped Si:P emitters based on Fermi–Dirac statistics and self-consistent material parameters.

  Journal of Applied Physics.

  92(6), S. 3187-3197.

  Verfügbar unter: https://doi.org/10.1063/1.1501743

• Dicker, Jochen; Schumacher, Jürgen; Warta, Wilhelm; Glunz, Stefan,

  2002.

  Analysis of one-sun monocrystalline rear-contacted silicon solar cells with efficiencies of 22.1%.

  Journal of Applied Physics.

  91(7), S. 4335.

  Verfügbar unter: https://doi.org/10.1063/1.1446657

• Schumacher, Jürgen; Altermatt, Pietro; Heiser, Gernot; Aberle, Armin,

  2001.

  Application of an improved band gap narrowing model to the numerical simulation of recombination properties of phosphorus-doped silicon emitters.

  Solar Energy Materials & Solar Cells.

  65(1-4), S. 95-103.

  Verfügbar unter: https://doi.org/10.1016/S0927-0248(00)00082-9

• Glunz, Stefan; Schumacher, Jürgen; Warta, Wilhelm; Knobloch, Joachim; Wettling, Wolfram,

  1996.

  Solar cells with mesh-structured emitter.

  Progress in Photovoltaics.

  4(6), S. 415-424.

  Verfügbar unter: https://doi.org/10.1002/(SICI)1099-159X(199611/12)4:6<415::AID-PIP152>3.0.CO;2-1

• Schumacher, Jürgen,

  2000.

  Numerical simulation of silicon solar cells with novel cell structures.

  Konstanz:

  Universität Konstanz.

• Wlodarczyk, Jakub; Mourouga, Gaël; Schärer, Roman Pascal; Schumacher, Jürgen,

  2023.

  Continuum modeling and simulation of flow batteries

  .

  In:

  Roth, Christina; Noack, Jens; Skyllas-Kazacos, Maria, Hrsg.,

  Flow batteries : from fundamentals to applications.

  Weinheim:

  Wiley.

  S. 379-412.

  Verfügbar unter: https://doi.org/10.1002/9783527832767.ch17

• Schärer, Roman Pascal; Schumacher, Jürgen,

  2023.

  A transient non-isothermal cell performance model for organic redox flow batteries [Poster].

  In:

  19th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (ModVal), Duisburg, Germany, 21-23 March 2023.

• Schärer, Roman Pascal; Wlodarczyk, Jakub; Schumacher, Jürgen,

  2022.

  Reactive transport in porous electrodes : from pore-scale to macroscale descriptions [Poster].

  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.

  Verfügbar unter: https://doi.org/10.21256/zhaw-24717

• Mourouga, Gaël; Sansone, Caterina; Alloin, Fannie; Iojoiu, Cristina; Schumacher, Jürgen,

  2019.

  A multicomponent diffusion model for organic redox flow battery membranes [Poster].

  In:

  Krewer, Ulrike; Laue, Vincent; Redeker, Andreas, Hrsg.,

  16th symposium on modeling and experimental validation of electrochemical energy technologies (ModVal 2019) : book of abstracts.

  ModVal 2019, Braunschweig, Germany, 12-13 March 2019.

  Technische Universität Braunschweig.

  Verfügbar unter: https://doi.org/10.21256/zhaw-2792

• Herrendörfer, Robert; Schumacher, Jürgen O.,

  2019.

  Advanced characterization of polymer electrolyte fuel cells using a two-phase time-dependent model [Poster].

  In:

  Krewer, Ulrike; Laue, Vincent; Redeker, Andreas, Hrsg.,

  16th symposium on modeling and experimental validation of electrochemical energy technologies (ModVal 2019) : book of abstracts.

  ModVal 2019, Braunschweig, Germany, 12-13 March 2019.

  Technische Universität Braunschweig.

  Verfügbar unter: https://doi.org/10.21256/zhaw-2790

• Wlodarczyk, Jakub; Cantu, Brenda; Fischer, Peter; Küttinger, Michael; Schumacher, Jürgen,

  2019.

  An enhanced 1-D model of a hydrogen-bromine flow battery [Poster].

  In:

  Krewer, Ulrike; Laue, Vincent; Redeker, Andreas, Hrsg.,

  16th symposium on modeling and experimental validation of electrochemical energy technologies (ModVal 2019) : book of abstracts.

  ModVal 2019, Braunschweig, Germany, 12-13 March 2019.

  Technische Universität Braunschweig.

  Verfügbar unter: https://doi.org/10.21256/zhaw-2791

• Piotrowski, Joseph; Häffelin, Andreas; Vetter, Roman; Schumacher, Jürgen,

  2018.

  Analysis and extension of a PEMFC model [Poster].

  In:

  Berg, Erik; Büchi, Felix; Eller, Jens; Gubler, Lorenz, Hrsg.,

  15th Symposium on Modeling and Experimental Validation of Electrochemical Energy Devices (ModVal 2018), Aarau, Switzerland, 12-13 April 2018.

  Villigen:

  Paul Scherrer Institut.

  Verfügbar unter: https://doi.org/10.3929/ethz-b-000240521

• Dujc, Jaka; Schumacher, Jürgen,

  2013.

  Hierarchical modeling of polymer electrolyte membrane fuel cells [Paper].

  In:

  Proceedings of the 2013 COMSOL Conference in Rotterdam.

  COMSOL Conference, Rotterdam, Netherlands, 23-25 October 2013.

  COMSOL Group.

• Wenger, Sophie; Schmid, Matthias; Rothenberger, Guido; Grätzel, Michael; Schumacher, Jürgen,

  2009.

  Model-based optical and electrical characterization of dye-sensitized solar cells [Paper].

  In:

  24th European Photovoltaic Solar Energy Conference and Exhibition : 2009 Hamburg proceedings.

  24th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, 21-25 September 2009.

  München:

  WIP-Renewable Energies.

• Ziegler, Christoph; Tranitz, Marco; Schumacher, Jürgen,

  2005.

  A model for planar self-breathing proton exchange membrane fuel cells in FEMLAB [Paper].

  In:

  Proceedings and user presentations CD - COMSOL Multiphysics Conference 2005.

  COMSOL Conference, Frankfurt a.M., Germany, 2-4 November 2005.

  COMSOL Group.

• Kühn, Karsten; Ohlberger, Mario; Schumacher, Jürgen; Ziegler, Christoph; Klöfkorn, Robert,

  2004.

  A dynamic two-phase flow model of proton exchange membrane fuel cells [Paper].

  In:

  The fuel cell world 2003 : 30 June-4 July 2003, Lucerne, Switzerland : Proceedings.

  Fuel Cell World 2003, Lucerne, 30 June - 4 July 2003.

  European Fuel Cell Forum.

  S. 283-296.

• Schmitz, Andreas; Ziegler, Christoph; Schumacher, Jürgen; Tranitz, Marco; Fontes, Ed,

  2004.

  Modeling of the planar self-breathing PEMFC [Paper].

  In:

  The fuel cell world 2003 : 30 June-4 July 2003, Lucerne, Switzerland : Proceedings.

  Fuel Cell World 2003, Lucerne, 30 June - 4 July 2003.

  European Fuel Cell Forum.

  S. 297.

• Hebling, Christopher; Burger, Bruno; Hakenjos, Alexander; Hesselmann, Jan; Münter, Harald; Pocza, David; Schumacher, Jürgen; Wittstatt, Ursula; Zedda, Mario; Zobel, Marco,

  2004.

  PEM fuel cells for the power supply of electronic appliances [Paper].

  In:

  The fuel cell world 2003 : 30 June-4 July 2003, Lucerne, Switzerland : Proceedings.

  Fuel Cell World 2003, Lucerne, 30 June - 4 July 2003.

  European Fuel Cell Forum.

  S. 143-152.

• Fontes, Ed; Byrne, Phil; Schumacher, Jürgen; Vasileiades, N.; Parhammer, O.; Schmitz, A.,

  2003.

  Influence of the microstructure of the catalyst layer on the performance of the PEMFC cathode [Paper].

  In:

  Nanotech 2003 : Technical Proceedings of the 2003 Nanotechnology Conference and Trade Show.

  2003 Nanotechnology Conference and Trade Show (Nanotech 2003), San Francisco, USA, 23-27 February 2003.

  NSTI Nano Science and Technology Institute.

  S. 478-481.

• Gerteisen, Dietmar; Hakenjos, Alexander; Schumacher, Jürgen,

  2003.

  Investigation of the cathode active layer of PEM fuel cells using AC impedance spectroscopy [Paper].

  In:

  2nd European PEFC Forum 2003. Proceedings. Vol.1 : 30 June - 4 July 2003, Lucerne, Switzerland.

  2nd European Polymer Eletrolyte Fuel Cell (PEFC) Forum, Lucerne, 30 June - 4 July 2003.

  European Fuel Cell Forum.

  S. 271-282.

• Dicker, Jochen; Sölter, Jens; Schumacher, Jürgen; Glunz, Stefan; Warta, Wilhelm,

  2000.

  Analysis of rear contacted solar cell structures for cost-effective processes and materials [Paper].

  In:

  Conference Record of the Twenty-Eighth IEEE Photovoltaic Specialists Conference - 2000 (Cat. No.00CH37036).

  28th IEEE Photovoltaic Specialists Conference, Anchorage, AK, USA, 15-22 September 2000.

  IEEE.

  S. 387-390.

  Conference Record IEEE Photovoltaic Specialists Conference.

  Verfügbar unter: https://doi.org/10.1109/PVSC.2000.915847

• Dicker, Jochen; Schumacher, Jürgen; Sölter, Jens; Zimmermann, Walter; Bau, Sandra; Warta, Wilhelm,

  2000.

  Numerical analysis of crystalline silicon thin film solar cells on perforated SiO2 barrier layers [Paper].

  In:

  Sixteenth European Photovoltaic Solar Energy Conference 2000 : Proceedings of the international conference held in Glasgow, United Kingdom, 1 - 5 May 2000.

  16th European Photovoltaic Solar Energy Conference, Glasgow, UK, 1-5 May 2000.

  London:

  James and James.

  S. 1459-1462.

  Verfügbar unter: https://www.osti.gov/etdeweb/biblio/20195361

• Altermatt, Pietro; Schumacher, Jürgen; Cuevas, Andres; Glunz, Stefan; King, Richard; Heiser, Gernot; Schenk, Andreas,

  2000.

  The extraction of the surface recombination velocity of Si:P emitters using advanced silicon models [Paper].

  In:

  Sixteenth European Photovoltaic Solar Energy Conference 2000 : Proceedings of the international conference held in Glasgow, United Kingdom, 1 - 5 May 2000.

  16th European Photovoltaic Solar Energy Conference, Glasgow, UK, 1-5 May 2000.

  London:

  James and James.

  S. 102-105.

  Verfügbar unter: http://ssrg.nicta.com/publications/papers/Altermatt_SCGKHS_00.pdf

• Schumacher, Jürgen; Altermatt, Pietro; Heiser, Gernot; Aberle, Armin,

  1999.

  Application of an improved band gap narrowing model to the numerical simulation of recombination properties of phosphorus doped silicon emitters [Paper].

  In:

  Technical digest - 11th International Photovoltaic Science and Engineering Conference : Sept. 20 - 24, 1999, Hokkaido, Japan, Royton Sapporo.

  11th International PV Science and Engineering Conference, Sapporo, Japan, 20-24 September 1999.

  Sapporo:

  S. 291-292.

• Wagner, Bernd; Schumacher, Jürgen,

  1995.

  Light confinement and influence of electrical parameters on thin silicon solar cells [Paper].

  In:

  Stephens, H.S., Hrsg.,

  Thirteenth European Photovoltaic Solar Energy Conference : proceedings of the international conference, held at Nice, France, 23-27 October 1995, Volume 1.

  13th European Photovoltaic Solar Energy Conference, Nice, France, 23-27 October 1995.

  Bedford:

  S. 465.

• Schumacher, Jürgen; Sterk, Steffen; Wagner, Bernd; Warta, Wilhelm,

  1995.

  Quantum efficiency analysis of high efficiency solar cells with textured surfaces [Paper].

  In:

  Stephens, H.S., Hrsg.,

  Thirteenth European Photovoltaic Solar Energy Conference : proceedings of the international conference, held at Nice, France 23 - 27 October, 1995, Volume 1.

  13th European Photovoltaic Solar Energy Conference, Nice, France, 23-27 October 1995.

  Bedford:

  S. 96-99.

• Blieske, Ulf; Sterk, Steffen; Bett, Andreas; Schumacher, Jürgen; Wettling, Wolfram; Marti, A.; Terron, M. J.; Luque, A.,

  1994.

  LPE-GaAs and LBSF-Si solar cells for tandem concentrator application [Paper].

  In:

  Proceedings of 1994 IEEE 1st World Conference on Photovoltaic Energy Conversion - WCPEC (A Joint Conference of PVSC, PVSEC and PSEC).

  1994 IEEE First World Conference on Photovoltaic Energy Conversion, Waikoloa, HI, USA , 5-9 December 1994.

  IEEE.

  S. 1902-1905.

  Verfügbar unter: https://doi.org/10.1109/WCPEC.1994.520739

• Herrendörfer, Robert; Schumacher, Jürgen; Cochet, Magali; Büchi, Felix N.; Boillat, Pierre,

  2020.

  3-D simulation of water and heat transport processes in fuel cells during evaporative cooling and humidification [Poster].

  In:

  7th SCCER Mobility Annual Conference, Online, 23 November 2020.

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

  Verfügbar unter: https://doi.org/10.21256/zhaw-20916

• Vetter, Roman; Schumacher, Jürgen O.,

  2018.

  A new open-source PEMFC simulation tool for easy assessment of material parameterizations [Poster].

  In:

  15th Symposium on Modeling and Validation of Electrochemical Energy Devices. ModVal 2018 : Book of Abstracts.

  34th PSI Electrochemistry Symposium, Villigen, 25. April 2018.

  Winterthur:

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

  Verfügbar unter: https://doi.org/10.3929/ethz-b-000240521

• Cendula, Peter; Steier, Ludmilla; Losio, Paolo Antonio; Grätzel, Michael; Schumacher, Jürgen O.,

  2018.

  Analysis of optical losses in a photoelectrochemical cell : a tool for precise absorptance estimation.

  Advanced Functional Materials.

  28(1), S. 1702768.

  Verfügbar unter: https://doi.org/10.1002/adfm.201702768

• Boillat, Pierre; Cochet, Magali; Büchi, Felix; Lamibrac, Adrien; Mularczyk, Adrian; Vetter, Roman; Schumacher, Jürgen Otto,

  2017.

  Hydrogen for electromobility : a promising energy carrier [Poster].

  In:

  4th Annual Conference SCCER Mobility, Zürich, 4. September 2017.

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

  Verfügbar unter: https://doi.org/10.21256/zhaw-3627

• Vetter, Roman; Schumacher, Jürgen,

  2017.

  Toward predictive PEFC simulation : the importance of thermal and electrical contact resistance [Poster].

  In:

  14th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 14), Karlsruhe, 2-3 March 2017.

  Winterthur:

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

  Verfügbar unter: https://doi.org/10.21256/zhaw-3634

• Cendula, Peter; Schumacher, Jürgen,

  2016.

  Spectroscopic modeling of photoelectrochemical water splitting [Poster].

  In:

  COMSOL Conference, Munich, Germany, 12-14 October 2016.

  COMSOL Group.

  Verfügbar unter: https://www.comsol.com/2016-user-presentations/multiphysics

• Schumacher, Jürgen; Cendula, Peter,

  2016.

  Simulation of photoelectrode impedance : extraction of water oxidation rate and recombination lifetime [Poster].

  In:

  International Conference on Advances in Semiconductors and Catalysts for Photoelectrochemical Fuel Production, Berlin, Germany, 5-6 September 2016.

• Dujc, Jaka; Forner-Cuenca, Antoni; Cochet, Magali; Schumacher, Jürgen; Boillat, Pierre,

  2016.

  Simulation-based optimization of patterned GDL for Water Management in PEFC [Poster].

  In:

  13th Symposium on Fuel Cell and Battery Modelling and Experimental Validation (ModVal 13) , Lausanne, 22-23 March 2016.

• Dujc, Jaka; Capone, Luigino; Schumacher, Jürgen; Biesdorf, Johannes; Boillat, Pierre,

  2015.

  Numerical simulation of liquid water saturation in cathode side gas diffusion layers of PEFCs [Poster].

  In:

  12th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 12), Freiburg, Germany, 26-27 March 2015.

• Cendula, Peter; Steier, L.; Tilley, S.D.; Graetzel, M.; Schumacher, Jürgen,

  2015.

  Optoelectronic modeling of hematite photoelectrodes [Poster].

  In:

  12th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 12), Freiburg, Germany, 26-27 March 2015.

• Dujc, Jaka; Schumacher, Jürgen,

  2014.

  A multi dimension approach for fast analysis of polymer electrolyte membrane fuel cells [Paper].

  In:

  Proceedings of the European Hydrogen Energy Conference - EHEC 2014.

  The European Hydrogen Energy Conference (EHEC 2014 ), Seville, Spain, 12-14 March 2014.

  S. 774-777.

• Schumacher, Jürgen; Eller, Jens; Sartoris, Guido; Roos, Markus,

  2007.

  Computationally efficient simulation of polymer electrolyte fuel cells and stacks [Poster].

  In:

  COMSOL Conference, Grenoble, France, 23-24 October 2007.

  COMSOL Group.

• Ziegler, Christoph; Phillips, Simon; Niemeyer, Jens; Schumacher, Jürgen,

  2005.

  A dynamic PEM-fuel cell stack model for system simulation [Paper].

  In:

  Fuel Cell Forum, Lucerne, 4-8 July 2005.

  European Fuel Cell Forum.

• Gerteisen, Dietmar; Hakenjos, Alexander; Schumacher, Jürgen,

  2005.

  Model-based analysis of the current interrupt technique for the characterisation of porous gas diffusion electrodes in PEM fuel cells [Paper].

  In:

  Fuel Cell Forum, Lucerne, 4-8 July 2005.

  European Fuel Cell Forum.

• Schumacher, Jürgen; Wettling, Wolfram,

  2001.

  Device physics of silicon solar cells

  .

  In:

  Archer, Mary D.; Hill, Robert, Hrsg.,

  Clean electricity from photovoltaics.

  London:

  Imperial College Press.

  S. 33-89.

  Photoconversion of solar energy ; 1.

  Verfügbar unter: https://doi.org/10.1142/9781848161504_0002

• Dicker, Jochen; Schumacher, Jürgen,

  1998.

  Halbleitersimulation von Solarzellen.

  Design & Elektronik.

  1998(3), S. 57.

• Noack, Jens; Baudrin, Emmanuel; Fornari, Rocco; Franco, Alejandro A.; Gerlach, Daniel; Guan, Xinjie; Hamaekers, Jan; Maass, Astrid; Menictas, Chris; Mourouga, Gael; Nirschl, Hermann; Roznyatovskaya, Nataliya; Schärer, Roman Pascal; Schumacher, Jürgen; de Silva, Piotr; Skyllas-Kazacos, Maria; Wlodarczyk, Jakub; Wolf, Amadeus; Yu, Jia,

  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.

  Verfügbar unter: https://doi.org/10.1149/MA2022-01461954mtgabs

• Schärer, Roman Pascal; Wlodarczyk, Jakub; Schumacher, Jürgen,

  2021.

  Towards multiscale modelling of porous electrodes : connecting the meso- to the macroscopic scale.

  In:

  AMaSiS 2021 Book of Abstracts.

  Applied Mathematics and Simulation for Semiconductors and Electrochemical Systems (AMaSiS), online, 6-9 September 2021.

  Berlin:

  Weierstraß-Institut für Angewandte Analysis und Stochastik (WIAS).

  S. 34.

  Verfügbar unter: https://www.wias-berlin.de/workshops/amasis2021/resources/AMaSiS2021-book_of_abstracts.pdf

• Herrendörfer, Robert; Cochet, Magali; Boillat, Pierre; Schumacher, Jürgen,

  2021.

  3-D simulation of heat and water transport in PEFCs during evaporative cooling and humidification.

  In:

  17th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (MODVAL 17), online, 20-22 April 2021.

• Mourouga, Gaël; Baudrin, Emmanuel; Courty, Mathieu; Schmidt, Thomas J.; Schumacher, Jürgen,

  2021.

  Towards rigorous thermodynamics in aqueous flow batteries : measuring activity coefficients with differential scanning calorimetry.

  In:

  17th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (MODVAL 17), online, 20-22 April 2021.

• Herrendörfer, Robert; Cochet, Magali; Boillat, Pierre; Schumacher, Jürgen,

  2021.

  3-D simulation of heat and water transport processes in PEFCs during evaporative cooling and humidification.

  In:

  EFCF 2021 Low-Temperature Electrolysers, Fuel Cells & H2 Processing, online, 29 June - 2 July 2021.

• Wlodarczyk, Jakub Karol; Baltes, Norman; Friedrich, Andreas; Schumacher, Jürgen,

  2021.

  Thermodynamics and diffusional mass transport problems in concentrated electrolytes : an application in H2/Br2 redox flow battery modeling.

  In:

  MODVAL 17 : Book of Abstracts.

  17th Symposium on Modeling and Experimental Validation of Electrochemical Energy Technologies (MODVAL 17), online, 20-22 April 2021.

  Sion:

  EPFL Valais/Wallis.

  S. 31.

• Vetter, Roman; Herrendörfer, Robert; Schumacher, Jürgen O.,

  2019.

  Experimental parameter uncertainty in PEM fuel cell modeling.

  In:

  Abstracts.

  8th International Conference on Fundamentals & Development of Fuel Cells (FDFC2019), Nantes, France, 12-14 February 2019.

  Nantes:

  Université de Nantes.

  Verfügbar unter: https://fdfc2019.sciencesconf.org/

• Vetter, Roman; Schumacher, Jürgen,

  2018.

  An open implementation of a two-phase PEMFC model in MATLAB.

  In:

  15th Symposium on Modeling and Experimental Validation of Electrochemical Energy Devices (ModVal 2018), Aarau, Switzerland, 12-13 April 2018.

  Electrochemistry Laboratory, Paul Scherrer Institut PSI.

• Marmet, Philip; Capone, Luigino; Lamibrac, Adrien; Dujc, Jaka; Schumacher, Jürgen,

  2016.

  Ensemble-based study of equilibrium liquid water distribution in PEM gas diffusion layer.

  In:

  13th Symposium on Modeling and Experimental Validation of Fuel Cells, Electrolysers and Batteries, EPFL Lausanne, Switzerland, 22 March 2016.

• Schumacher, Jürgen; Dujc, Jaka; Capone, Luigino; Stenzel, Ole; Holzer, Lorenz; Lamibrac, Adrien; Büchi, Felix,

  2015.

  Parameterisation of macrohomogeneous models of proton exchange membrane fuel cells.

  In:

  12th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 12), Freiburg, Germany, 26-27 March 2015.

• Dujc, Jaka; Stenzel, Ole; Holzer, Lorenz; Schumacher, Jürgen; Lamibrac, Adrien; Capone, Luigino,

  2015.

  Voxel-based modelling of water distribution in PEFC porous media.

  In:

  12th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 12), Freiburg, Germany, 26-27 March 2015.

• Dujc, Jaka; Schumacher, Jürgen,

  2014.

  A multi-dimensional model to analyze large-area PEM fuel cells.

  In:

  Book of Abstracts : 11th Symposium on Fuel Cell and Battery Modeling and Experimental Validation - ModVal 11.

  11th Symposium on Fuel Cell and Battery Modeling and Experimental Validation (ModVal 11), Winterthur, 17-19 March 2014.

  Winterthur:

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

• Schmid, Matthias; Gentsch, Adrian; Wenger, Sophie; Rothenberger, Guido; Schumacher, Jürgen,

  2010.

  Time-dependent coupled optical and electric modeling of dye-sensitized solar cells.

  In:

  HOPV 2010 : Hybrid and Organic Photovoltaics Conference, Assisi, Italy, 23-26 May 2010.

• Wenger, Sophie; Schmid, Matthias; Rothenberger, Guido; Grätzel, Michael; Schumacher, Jürgen,

  2010.

  Understanding charge transport and recombination in dye-sensitized solar cells using an experimentally validated coupled optical and electrical model.

  In:

  MRS Spring Meeting, San Francisco, USA, 5-9 April 2010.

  Material Research Society (MRS).

• Schumacher, Jürgen; Safa, Yasser,

  2010.

  Modeling two-phase flow in the gas diffusion layer of a proton exchange membrane fuel cell.

  In:

  7th Symposium on Fuel Cell Modeling and Experimental Validation, Morges, 23-24 March 2010.

• Safa, Yasser; Schumacher, Jürgen O.,

  2009.

  Numerical modeling of the two-phase transport in a PEM fuel cell.

  In:

  Proceedings of the Third European Fuel Cell Technology & Applications Conference : presented at 3rd European Fuel Cell Technology and Applications Conference, December 15 - 18, 2009, Rome, Italy.

  European Fuel Cell Technology & Applications Piero Lunghi Conference (EFC2009), Rome, Italy, 15-18 December 2009.

• Schumacher, Jürgen; Safa, Yasser,

  2009.

  Numerical simulation of transport phenomena in PEM fuel cells.

  In:

  Algoritmy 2009 - Conference on Scientific Computing, Podbanske, Slovakia, 15-20 March 2009.

  Slovak University of Technology, Bratislava.

• Steinkamp, Kay; Haasdonk, Bernard; Ohlberger, Mario; Schumacher, Jürgen; Ziegler, Christoph,

  2006.

  A multidimensional dynamic model for simulation of PEM fuel cells.

  In:

  Fuel Cell Science and Technology Conference, Turin, Italy, 13-14 September 2006.

• Philipps, Simon; Ziegler, Christoph; Niemeyer, Jens; Schumacher, Jürgen,

  2006.

  Modeling and identification of a PEM fuel cell stack.

  In:

  Fuel Cell Science and Technology Conference, Turin, Italy, 13-14 September 2006.

• Schmitz, Andreas; Ziegler, Christoph; Schumacher, Jürgen; Tranitz, Marco,

  2006.

  Modelling air-breathing PEMFC and validation by experimental characterisations.

  In:

  Fuel Cell Science and Technology Conference, Turin, Italy, 13-14 September 2006.

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