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Curriculum Vitae


Julia MAINKA
Maître de Conférences - Associate Professor (CNU section 62)
Email: julia.mainka@univ-lorraine.fr

SUMMARY

Current research

  • Modelling and characterization of energy conversion systems
  • Polymer Electrolyte Fuel Cells (PEMFCs) and SuperCapacities (SCs)
  • Electrochemistry
  • Coupled charge and mass transport phenomena
  • Electrochemical Impedance Spectroscopy (EIS)

Laboratoire Energies et Mécanique Théorique et Appliquée (LEMTA) – CNRS UMR 7563 - Université de Lorraine (UL)
2 Avenue de la Forêt de Haye, BP 90161, 54505 Vandœuvre-lès-Nancy

Main teaching topics

  • Thermodynamics
  • Heat transfer
  • Fluid mechanics
  • Numerical methods

Faculty of Science and Technology (FST) – UL
Campus Aiguilettes – BP 70239 – 54506 Vandœuvre-lès-Nancy


CAREER

Initial training
French-German degree program SaarLorLux in Physics
2006-2007 – Universität des Saarlandes (UdS), Saarbrücken, Germany
2005-2006 – Université Henri Poincaré (UHP), Nancy
2004-2005 – UdS, Saarbrücken, Germany
2003-2004 - Centre Universitaire du Luxembourg (CUNLUX), Luxemburg
2002-2003 – UdS, Saarbrücken, Germany

Main career elements

  • Associate Professor – LEMTA-FST/UL, Nancy (2013/09-Now), Department Energy, research group "Hydrogen and Electrochemical Systems" (HSE)
  • Post-Doc – LNCC (Laboratório Nacional de Computação Científica) - Petrópolis, RJ, Brasil (2011-2013), Multi-scale modeling of unsaturated deformable swelling media
  • Ph.D. - LEMTA – Nancy Université, Nancy (2007-2011), Study of local phenomena (distribution of mass and current) in the porous cathode of a polymer electrolyte membrane fuel cell (PEMFC) via electrochemical impedance spectroscopy (EIS)


Main teaching responsibilities

Thermodynamics (lectures)

  • Application to energy systems (UE 801), M1 level of the Master Energy, FST (2013-Now)
  • Energy systems and phase transitions, M1 level of the international Master programm Energy between Al-Farabi Kazakh National University (KazNU), Almaty (Kazakhstan) and UL, Nancy (2017-Now)
  • Introduction to thermodynamics (UE 563), L3 level of the Bachelor Fluid Mechanics and Energy (MFE), option Mechanics and Energy, FST (2019-Now)

Fluid Mechanics (practical courses), L3 level of the Bachelor MFE, option Mechanics and Energy and Civil Engineering, FST (2013-Now)


Current administrative responsibilities

  • Head of the research group "Hydrogen and Electrochemical Systems" (HSE), LEMTA (2018/01-Now)
  • Responsible of students in the Master co-diplomation program University-Engineering School in the sectior Energy at UL (2017/09-Now)
  • Council member activities: Scientific and Prospective Council (CSP) of LEMTA (2018/01-Now), Council of the FST (2018/10-Now)


Publications, awards and congress

Publications:

  • 8 invited conferences or seminaries
  • 15 articles in indexed (11) and not indexed (4) scientific journals
  • 11 publications in proceedings of international conferences
  • 4 articles in general scientific journals

Award (1): Ph.D award of the University of Lorraine in 2012

Congress (9):

  • Coordinator and main organizer of the International Ph.D. Summer School Hydrogen Nancy (2018, 2020 - postponed to 2021), http://summer-school-hydrogen-nancy.com/
  • Coordinator and main organizer of final seminary of the project PEPS Mirabelle 2H2 "Hydrogène: une énergie pour quels usages?, Metz, 2015/06/25
  • Main organizer of 5 laboratory seminaries, LEMTA, 2016-Now
  • Member of the organizing committee of 1 international congress (FDFC08, Nancy)

International cooperation

Wei GAO, Wilson College of Textiles, North Carolina Sate University (NCSU), Raleigh, NC, USA (2018-Now)


Scientific and professional societies memberships

  • Electrochemical Society
  • French Hydrogen Federation (Fédération Française sur l'Hydrogène, FRH2)

Research Supervision

Ph.D degree (4):

  • William Aït-Idir - LEMTA - FST/UL (2020-Now), Performance et durabilité des catalyseurs à basse teneur en platine pour l'application PEMFC, supervision Olivier LOTTIN, Julia MAINKA, funding eit-raw materials ALPE
  • Salah TOUHAMI - LEMTA - FST/UL (2018/10-Now), Analyse des mécanismes de propagation de défauts dans les PEMFC via la distribution des densités de courants et des impédances locales et analyses ex-situ (PROPAGAPAC), supervision Olivier LOTTIN, Julia MAINKA, Jérôme DILLET, funding ADEME/LEMTA
  • Saïd AIT HAMMOU TALEB – LEMTA – FST/UL (2015/10-2019/01/31), Hybridation directe des Piles à combustibles à membranes protoniques avec des supercapacités, topic Mechanics-Energetics, supervision Oliver LOTTIN, Jérôme DILLET, Julia MAINKA, funding Ministry of Education/DGA (ANR ASTRID)
  • Van Duy TRAN – LEMTA – FST/UL (2013/10-2017/04/25), Prise en compte du caractère discontinue du solvent dans la modélisation mécanique des argiles gonflantes, topic Mechanics-Energetics, supervision Christian MOYNE, Julia MAINKA, funding Doctoral School EMMA

M2 degree (6):

  • Alexis CAILLON, Qichao LIU - LEMTA - Mines Nancy/UL (2018/10-2019/02), Modelisation physique et caractérisation de supercapacités filaires à base de graphène et d'oxydes de métaux de transition, research project 3A, topic Energy, supervision Julia MAINKA, Olivier LOTTIN
  • Salah TOUHAMI - LEMTA - FST/UL (2018/03-07), Impact du vieillissement de la membrane électrolyte sur les spectres d'impédance d'une monocellule de pile à combustible, topic Mechanics and Energy, supervision Julia MAINKA, Olivier LOTTIN
  • Alex MIEUGUEM - LEMTA - Mines Nancy/UL (2017/10-2018/02), Modelisation du comportement instationnaire d'une pile à combustible de type PEMFC en déficit d'alimentation en air et/ou hydrogène, research project 3A, topic Energy, supervision Julia MAINKA, Olivier LOTTIN
  • Ibrahim MAMANE ACHIROU SOLLY - LEMTA - FST/UL (2017/03-07), Modélisation de supercapacités et la confrontation aux données expérimentales, topic Mechanics and Energy, supervision Julia MAINKA, Olivier LOTTIN
  • Walid LALLAM - ETS, Montréal, Québec - LEMTA - FST/UL (2019/03-07), Conception d'un système de chauffage à condensation pour le domaine agroalimentaire nord-américain, topic Mechanics and Energy, supervision Daniel ROUSSE (ETS), Julia MAINKA (LEMTA)

Committees

Associate Professor selection (1):

  • 62 MCF 0616 - LEMTA - FST/UL (2015/05/05), sector Hydrogen-Energy (CNU 62), selection committee David LACROIX (LEMTA, UL), Thibaut COLINART (Université Bretagne sud), Laetitia DUBAU (LEPMI, Grenoble INP), Olivier LOTTIN (LEMTA, UL), Lingai LUO (Université de Nantes), Julia MAINKA (LEMTA, UL), Gaël MARANZANA (LEMTA, UL), Philippe NIKA (Femto-St Université Bourgogne Franche-Comté), Stéphanie ROUALDES (IEM, Université de Montpellier), Pierre-Xavier THIVEL (LEPMI, Grenoble INP)

Ph.D. dissertation committee (2):

  • Saïd AIT HAMMOU TALEB – LEMTA – UL (2019/01/31), Hybridation directe des Piles à combustibles à membranes protoniques avec des supercapacités, topic Mechanics-Energetics, scientific committee Lionel FLANDIN (Université de Savoie-Mont Blanc, LEPMI), Bruno AUVITY (Université de Nantes, LTeN), Marie-Cécile PERA (Université Mourgogne Franche-Comté, FCLAB), Julia MAINKA (LEMTA, UL), Olivier LOTTIN (LEMTA, UL), Jérôme DILLET (LEMTA, UL), Mathieu BERVAS (DGA/ANR Astrid), Olivier CROSNIER (Université de Nantes, IMN)
  • Florian CHAMPIRE - LGCB - ENTPE, Lyon (2017/09/19), Etude expérimentale du comportement hydro-mécanique de la terre crue compactée pour la construction, topic Civil Engineering, scientific committee Domenico GALLIPOLI (ISA, BTP, Université de Pau), Teddy FEN-CHONG (IFSTTAR), Jean-Claude MOREL (Conventry University, UK), Julia MAINKA (LEMTA, UL), Mathilde MORVAN (Université Blaise Pascal, Polytech' Clermont), Henri WONG (LGCB, ENTPE), Antonin FABRI (LGCB, ENTPE)


Journal articles16 documents

  • Salah Touhami, Laetitia Dubau, Julia Mainka, Jérôme Dillet, Marian Chatenet, et al.. Anode aging in polymer electrolyte membrane fuel Cells I: Anode monitoring by ElectroChemical impedance spectroscopy. Journal of Power Sources, Elsevier, 2021, 481, pp.228908. ⟨10.1016/j.jpowsour.2020.228908⟩. ⟨hal-02937513⟩
  • S. Hage-Ali, M. Oudich, J. Claudel, J. Streque, E Tisserand, et al.. Microsystèmes communicants : modélisation, fabrication et mesures. Journal sur l'enseignement des sciences et technologies de l'information et des systèmes, EDP Sciences, 2019, 18 (1007), ⟨10.1051/j3ea/20191007⟩. ⟨hal-02383498⟩
  • Salah Touhami, Julia Mainka, Jérôme Dillet, Said Ait Hammou Taleb, Olivier Lottin. Transmission Line Impedance Models Considering Oxygen Transport Limitations in Polymer Electrolyte Membrane Fuel Cells. Journal of The Electrochemical Society, Electrochemical Society, In press, 166 (15), pp.F1209-F1217. ⟨10.1149/2.0891915jes⟩. ⟨hal-02267709⟩
  • S. Ait Hammou Taleb, D. Brown, J. Dillet, P. Guillemet, J. Mainka, et al.. Direct Hybridization of Polymer Exchange Membrane Surface Fuel Cell with Small Aqueous Supercapacitors. Fuel Cells, Wiley-VCH Verlag, 2018, 18 (3), pp.299 - 305. ⟨10.1002/fuce.201700107⟩. ⟨hal-01848289⟩
  • Sophie Didierjean, Jean-Christophe Perrin, Feina Xu, Gaël Maranzana, Mathieu Klein, et al.. Theoretical evidence of the difference in kinetics of water sorption and desorption in Nafion® membrane and experimental validation. Journal of Power Sources, Elsevier, 2015, 300, pp.50 - 56. ⟨10.1016/j.jpowsour.2015.09.053⟩. ⟨hal-01431793⟩
  • Sophie Didierjean, Jean-Christophe Perrin, Feina Xu, Gaël Maranzana, Julia Mainka, et al.. Influence of the Interfacial Water Transfer on the Analysis of Dynamic Sorption and Desorption Experiments in Nafion® Membrane. ECS Transactions, Electrochemical Society, Inc., 2015, 69 (17), pp.927-941. ⟨10.1149/06917.0927ecst⟩. ⟨hal-01417580⟩
  • Julia Mainka, Gaël Maranzana, Jérôme Dillet, Sophie Didierjean, Olivier Lottin. On the estimation of high frequency parameters of Proton Exchange Membrane Fuel Cells via Electrochemical Impedance Spectroscopy. Journal of Power Sources, Elsevier, 2014, 253, pp.381 - 391. ⟨10.1016/j.jpowsour.2013.12.064⟩. ⟨hal-01418284⟩
  • Julia Mainka, Marcio A. Murad, Christian Moyne, Sidarta A. Lima. A Modified Effective Stress Principle for Unsaturated Swelling Clays Derived from Microstructure. Vadose Zone Journal, Soil science society of America - Geological society of America., 2014, 13 (5), ⟨10.2136/vzj2013.06.0107⟩. ⟨hal-01418289⟩
  • Philippe Guillemet, Gaël Maranzana, Julia Mainka, Adrien Lamibrac, Jérôme Dillet, et al.. Modeling Oxygen Concentration Oscillation in the Gas Channel of Polymer Electrolyte Fuel Cells: A Comparison between Numerical and Analytical Approaches. ECS Transactions, Electrochemical Society, Inc., 2013, 50 (2), pp.87-98. ⟨10.1149/05002.0087ecst⟩. ⟨hal-01430697⟩
  • Gaël Maranzana, Julia Mainka, Olivier Lottin, Jérôme Dillet, Adrien Lamibrac, et al.. A proton exchange membrane fuel cell impedance model taking into account convection along the air channel: On the bias between the low frequency limit of the impedance and the slope of the polarization curve. Electrochimica Acta, Elsevier, 2012, 83, pp.13 - 27. ⟨10.1016/j.electacta.2012.07.065⟩. ⟨hal-01567953⟩
  • J. Mainka, G. Maranzana, A. Thomas, J. Dillet, S. Didierjean, et al.. One-dimensional Model of Oxygen Transport Impedance Accounting for Convection Perpendicular to the Electrode. Fuel Cells, Wiley-VCH Verlag, 2012, 12 (5), pp.848 - 861. ⟨10.1002/fuce.201100193⟩. ⟨hal-01486130⟩
  • A. Lamibrac, G. Maranzana, O. Lottin, J. Dillet, J. Mainka, et al.. Experimental characterization of internal currents during the start-up of a proton exchange membrane fuel cell. Journal of Power Sources, Elsevier, 2011, 196 (22), pp.9451 - 9458. ⟨10.1016/j.jpowsour.2011.07.013⟩. ⟨hal-01567998⟩
  • J. Mainka, G. Maranzana, J. Dillet, S. Didierjean, O. Lottin. Effect of Oxygen Depletion Along the Air Channel of a PEMFC on the Warburg Diffusion Impedance. Journal of The Electrochemical Society, Electrochemical Society, 2010, 157 (11), pp.B1561-B1568. ⟨10.1149/1.3481560⟩. ⟨hal-01568014⟩
  • Julia Mainka, Gaël Maranzana, Jérôme Dillet, Sophie Didierjean, Olivier Lottin. A Simple Alternative to the Expression of Finite Warburg Diffusion Impedance in Porous Electrodes by Considering Oxygen Consumption Along the Air Channel . ECS Transactions, Electrochemical Society, Inc., 2009, ECS Transactions, 19 (32), pp.33-46. ⟨10.1149/1.3268160⟩. ⟨hal-01568043⟩
  • Thibaut Colinart, Julia Mainka, Olivier Lottin, Sophie Didierjean. 2D Modellierung einer PEM-Brennstoffzelle. VDI Berichte, 2008, pp.447-450. ⟨hal-02267716⟩
  • B Vincent, J Krüger, O Elmazria, L Bouvot, Julia Mainka, et al.. Imaging of microwave-induced acoustic fields in LiNbO 3 by high-performance Brillouin microscopy. Journal of Physics D: Applied Physics, IOP Publishing, 2005, 38 (12), pp.2026 - 2030. ⟨10.1088/0022-3727/38/12/026⟩. ⟨hal-01568029⟩

Conference papers12 documents

  • Touhami S., J. Mainka, J. Dillet, S. Ait Hammou Taleb, O. Lottin. Transmission Line Impedance Models Considering Oxygen Transport Limitations in Polymer Electrolyte Membrane Fuel Cells. Fundamentals and Developments of Fuel Cells (FDFC 2019), Feb 2019, Nantes, France. ⟨hal-02159350⟩
  • J. Mainka, W. Gao, N. He, A. Caillon, Q. Liu, et al.. Characterization of Mxene/Graphene Supercapacitor Yarns Using Time and Frequency Models (Invited). 235rd ECS Meeting, May 2019, Dallas, United States. ⟨hal-02159339⟩
  • Julia Mainka, Said Ait Hammou Taleb, Jérôme Dillet, Olivier Lottin. Impact of Gas Stoichiometry on the Result of Accelerated Stress Tests. 233rd ECS Meeting (May 13-17, 2018) - Seattle, USA, May 2018, Seattle, United States. ⟨hal-01740443⟩
  • Olivier Lottin, Salah Touhami, Mylène Robert, Said Ait Hammou Taleb, Assma El Kaddouri, et al.. Main Limitations to Polymer Electrolyte Membrane Fuel Cells Durability, Reliability and Performances. International Summer School - Hydrogen Technologies in Local Energy Hubs, Jul 2018, Nancy, France. ⟨hal-01913354⟩
  • David Brown, Camille Douard, Olivier Crosnier, Laurence Athouel, Said Ait Hammou Taleb, et al.. Prototyping Aqueous Electrochemical Capacitors. Americas International Meeting on Electrochemistry and Solid State Science (AiMES) 2018 Meeting, Sep 2018, Cancun, Mexico. ⟨hal-01740446⟩
  • Julia Mainka, Christian Moyne. A multi-scale formulation of the overall rigidity of unsaturated expansive clays derived by micromechanical analyses. 9th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2017), May 2017, Rotterdam, Netherlands. ⟨hal-01707615⟩
  • Sophie Didierjean, Jean-Christophe Perrin, Feina Xu, Gaël Maranzana, Julia Mainka, et al.. Kinetics of water sorption and desorption in Nafion membrane: influence of the interfacial mass transfer coefficient. International Discussion on Hydrogen Energy and Applications, Nov 2016, Nantes, France. ⟨hal-01577202⟩
  • Julia Mainka, M.A. Murad, van Duy Tran, Tien-Dung Le, Christian Moyne. Application of a multi-scale form of Terzaghi’s effective stress principle for unsaturated expansive clays to simulate hydro-mechanical behavior during hydration. International Society for Porous Media (Interpore 2016), May 2016, Cincinnati, United States. ⟨hal-02267456⟩
  • van Duy Tran, Julia Mainka, Christian Moyne. The role of particle correlation function in Terzaghi’s effective stress principle of unsaturated expensive clays. 7th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2015), May 2015, Padova, Italy. ⟨hal-01707621⟩
  • Julia Mainka, Marcio A. Murad, Sidarta A. Lima, Christian Moyne. A multi-scale form of Terzaghi's effective stress principle of unsaturated expansive clays. SIAM Conference on Mathematical and Computational Issues in the Geosciences (GS15), Jun 2015, Stanford, United States. ⟨hal-01707620⟩
  • Julia Mainka, Marcio A. Murad, Christian Moyne, Sidarta A. Lima. A modified form of Terzaghi's effective stress principle of unsaturated expansive clays derived by micromechanical analysis. 5th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2013), May 2013, Praga, Czech Republic. ⟨hal-01707622⟩
  • Julia Mainka, Marcio A. Murad, Christian Moyne, Sidarta A. Lima. A modified form of Terzaghi’s effective stress principle for unsaturated expansive clays rigorously derived from micro-structure. European Mechanics Society, Colloquium 539, Aug 2012, Utrecht, Netherlands. ⟨hal-01707623⟩

Directions of work or proceedings10 documents

  • Julia Mainka, Christian Moyne. A multi-scale approach to analyze the role of the disjoining pressure in the overall stiffness of expansive clays. 6th Biot Conference on Poromechanics, Jul 2017, Paris, France. 2018. ⟨hal-01742097⟩
  • Julia Mainka, Marcio A. Murad, van Duy Tran, Tien-Dung Le, Christian Moyne. Application of a Multi-Scale form of Terzaghi’s Effective Stress Principle for Unsaturated Expansive Clays to Simulate Hydro-Mechanical Behavior During Hydration. 3rd European Conference on Unsaturated Soils (E-UNSAT), Sep 2016, Paris, France. 9, pp.14024, 2016, ⟨10.1051/e3sconf/20160914024⟩. ⟨hal-01445565⟩
  • Julia Mainka, Marcio A. Murad, Christian Moyne, Sidarta A. Lima. A modified form of Terzaghi's effective stress principle of unsaturated expansive clays. International Conferences on Unsaturated Soils: Research and Applications (UNSAT 2014), Jul 2014, Sydney, Australia. CRC Press, 2014, Unsaturated Soils: Research & Applications. ⟨hal-01443960⟩
  • Julia Mainka, Marcio A. Murad, Christian Moyne, Sidarta A. Lima. A Modified form of Terzaghi's Effective Stress Principle of Unsaturated Expansive Clays Derived from Micromechanical Analysis. Christian Hellmich; Bernhard Pichler; Dietmar Adam. Fifth Biot Conference on Poromechanics, Jul 2013, Vienne, Austria. American Society of Civil Engineers, 2013, Poromechanics V: Proceedings of the Fifth Biot Conference on Poromechanics, ⟨10.1061/9780784412992.170⟩. ⟨hal-01440215⟩
  • A. Lamibrac, G. Maranzana, O. Lottin, J. Dillet, J. Mainka, et al.. Experimental characterization of internal currents during start-up of a Proton Exchange Membrane Fuel Cell. Fundamentals and Developments of Fuel Cells, Jan 2011, Grenoble, France. 2011. ⟨hal-01568050⟩
  • G. Maranzana, O. Lottin, C. Moyne, J. Dillet, A. Lamibrac, et al.. Internal currents in PEMFC during start-up or shut-down. World Hydrogen Energy Conference, May 2010, Essen, Germany. 2010. ⟨hal-01568058⟩
  • J. Mainka, G. Maranzana, J. Dillet, S. Didierjean, O. Lottin. Origin of diffusion impedance at the cathode of a proton exchange membrane fuel cell (PEMFC). World Hydrogen Energy Conference , May 2010, Essen, Germany. 2010. ⟨hal-01568055⟩
  • J. Mainka, G. Maranzana, J. Dillet, S. Didierjean, O. Lottin. Investigation on the origin of diffusion impedance in the porous cathode of a proton exchange membrane fuel cells (PEMFC) via electrochemical impedance spectroscopy (EIS). Fundamentals and Developments of Fuel Cells, Dec 2008, Nancy, France. 2008. ⟨hal-01568060⟩
  • J. Mainka, L. Le Brizoual, J. K. Krüger, Omar Elmazria, B. Vincent, et al.. Mapping of microwave-induced phonons by μ-Brillouin spectroscopy: Hypersound in ZnO on Silicon. 34th Winter School on Wave and Quantum Acoustics, Feb 2005, Ustron, Poland. 129, pp.61 - 63, 2005, JOURNAL DE PHYSIQUE IV, ⟨10.1051/jp4:2005129013⟩. ⟨hal-01568027⟩
  • J. Krüger, U. Müller, R. Bactavatchalou, J. Mainka, Ch. Gilow, et al.. The generalized Cauchy relation as an universal property of the amorphous state. 34th Winter School on Wave and Quantum Acoustics, Feb 2005, Ustron, Poland. 129, pp.45 - 49, 2005, JOURNAL DE PHYSIQUE IV, ⟨10.1051/jp4:2005129010⟩. ⟨hal-01568024⟩