
Julia Mainka
Présentation
Julia MAINKA
Maître de Conférences - Associate Professor (CNU section 62)
Email: julia.mainka@univ-lorraine.fr
SUMMARY
Current research
- Modelling and characterization of electrochemical systems
- Polymer Electrolyte Fuel Cells (PEMFCs) and SuperCapacitors (SCs)
- Electrochemistry
- Coupled charge and mass transport phenomena
- Electrochemical Impedance Spectroscopy (EIS)
Laboratoire Énergies 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
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 (UE Heat and fluid for energy), Introduction to energy conversion (UE Key energy technologies in decentralized energy systems), M1 level of Erasmus Mundus Joint Master Degree "Decentralised Smart Energy Systems" (DENSYS), FST/UL (Nancy) - Royal Institute of Technology (KHT, Stockholm), Universitat Politècnica de Catalunya (UPC, Barcelona), Politecnico di Torino (PoliTo, Torino) (2019-now)
- Energy systems and phase transitions, M1 level of International Master 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 the M2 level of the Master Energie – speciality Mécanique et Energie, FST/UL (09/2021-Now)
- Co-Responsible of the double diploma program master Energie (FST) - Engineering School École supérieure d'Ingénierie de l'Energie (ECINE) - Université Internationale de Rabat (UIR), Rabat, Morocco (2022-now)
- Council member: Scientific Council of LEMTA (2018/01-Now), Councils of UL - Collégium Science and Technology (S&T, 2022-now) and FST (2018/10-Now)
Publications, awards and congress
Publications
- 13 invited conferences or seminaries
- 21 articles in indexed (13), not indexed (4) and national (4) scientific journals
- 13 international conferences with proceedings
- 15 international conferences without proceedings
Awards (2)
- INSIS news, Piles à combustible: des défauts dans les électrodes peuvent se propager à dautres composants, 2022-06-03
- Ph.D award of the University of Lorraine in 2012
Congress (9)
- Coordinator and main organizer of the FCLAB International Ph.D. Summer School Hydrogen Nancy (2018, 2021),
- 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
- 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 (ECS)
- French Hydrogen Federation (Fédération de Recherche Hydrogène du CNRS, FRH2)
- French Service and Research Unit FCLAB
Research Supervision
Ph.D degree (5)
- Peizhe WU - LEMTA - FST/UL (2021-Now), Modélisation avancée de supercapacités, supervision Olivier LOTTIN, Julia MAINKA, funding Région Grand-Est/FEDER STOCK'NRJ
- William AIT-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 (2018/10-2022/05/16), 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 (12)
- Aouatef OUHAMMI – FST/UL (2023/03-08), Analyse des dégradations dans les piles à combustible à membrane échangeuse de protons, sector Energy, topic Mechanics-Energy, supervision J. MAINKA, O. LOTTIN
- Hilany YELLOZ– LEMTA – Mines Nancy/UL (2022/10-2023/02), Utilisation d’algorithmes stochastiques pour la caractérisation de systèmes électrochimiques – application aux piles à combustible à membrane échangeuse de protons (PEMFC), sector Research 3A, topic Energy, research group Hydrogen and Electrochemical Systems, supervision J. MAINKA, O. LOTTIN
- Hugo Weber – ENSEM/UL (2021/10 – 2022/02), Établissement du bilan des émissions de gaz à effet de serre du LEMTA : utilisation de l’outil « GES 1point5 » research project 3A, topic Energy, supervision J. MAINKA, J-C. PERRIN
- Samuel Bustamante CASTANO – Universidad EAFIT, Colombia (2020/02/15-2020/07/14), Modélisation physique et caractérisation de surcapacités dans le domaine fréquentiel, Topic Mechanical Engineering, supervision J. MAINKA, O. LOTTIN
- Lothaire LANDRAGIN, Mathieu THOMAS – Mines Nancy/UL (2019/10-2020/02), Modélisation physique et caractérisation de supercapacités dans le domaine fréquentiel, research project 3A, topic Energy, supervision J. MAINKA, O. LOTTIN
- Alexis CAILLON, Qichao LIU - 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 - 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 J. MAINKA, O. LOTTIN
- Alex MIEUGUEM - 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 J. MAINKA, O. LOTTIN
- Ibrahim MAMANE ACHIROU SOLLY - FST/UL (2017/03-07), Modélisation de supercapacités et la confrontation aux données expérimentales, topic Mechanics and Energy, supervision J. MAINKA, O. LOTTIN
- Walid LALLAM - ETS, Montréal, Québec - FST/UL (2019/03-07), Conception d'un système de chauffage à condensation pour le domaine agroalimentaire nord-américain, topic Mechanics and Energy, supervision D. ROUSSE (ETS), J. MAINKA (LEMTA)
Ph.D. dissertation committees (3)
- Sheng WAN – IJL –UL (2022/12/12), Métamatériaux acoustiques non-réciproques pour la réalisation de diodes acoustiques, Topic Physics, scientific committee A. Khelif (Univ. Franche-Comté), V. Tournat (Univ. Le Mans), B. Djafari-Rouhani (Univ. Lille), J. Mainka (UL), B. Assouar (UL -supervisor), M. Oudich (co-supervisor – UL)
- 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 L. FLANDIN (Univ. Savoie-Mont Blanc, LEPMI), B. AUVITY (Univ. Nantes, LTeN), M-C. PERA (Univ. Bourgogne Franche-Comté, FCLAB), J. MAINKA (LEMTA, UL), O. LOTTIN (LEMTA, UL), J. DILLET (LEMTA, UL), M. BERVAS (DGA/ANR Astrid), O. CROSNIER (Univ. 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 D. GALLIPOLI (ISA, BTP, Univ. Pau), T. FEN-CHONG (IFSTTAR), J-C. MOREL (Conventry University, UK), J. MAINKA (LEMTA, UL), M. MORVAN (Univ. Blaise Pascal, Polytech' Clermont), H. WONG (LGCB, ENTPE), A. FABRI (LGCB, ENTPE)
Publications
Publications
Local and global performance and degradation of PEMFC membrane and active layers at 95°CInternational conference on green hydrogen (ICGH 2024), Dec 2024, Rabat (MOROCCO), Morocco
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Local and global performance and degradation of PEMFC membrane and active layers at 95°CInternational conference on green hydrogen (ICGH 2024), Dec 2024, Rabat (MOROCCO), Morocco
Communication dans un congrès
hal-04823320
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Hybrid stochastic-deterministic algorithms for the interpretation of Electrochemical Impedance Spectroscopy spectra of Proton Exchange Membrane Fuel CellsInternational conference on green hydrogen, Dec 2024, Rabat (MOROCCO), Morocco
Communication dans un congrès
hal-04885394
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Investigation of ionomer membrane performances and durability for fuel cell application: coupled ex-situ/insitu approachInternational conference on green hydrogen, Dec 2024, Rabat, Morocco
Communication dans un congrès
hal-04885368
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Proton Exchange Membrane Fuel Cell Performance Modeling and Characterization24th World Hydrogen Energy Conference, Jun 2024, Tulum-Riviera Maya, Mexico
Communication dans un congrès
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1D model parameter sensitivity study for low temperature PEMFC2nd International conference on green hydrogen : toward a green hydrogen ecosystem, Université Mohammed V de Rabat, Dec 2024, Rabat, Morocco
Communication dans un congrès
hal-04885345
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Hybrid methods combining stochastic and deterministic algorithms for the interpretation of electrochemical impedance data – case study with Proton Exchange Membrane Fuel CellsFundamentals and Developments of Fuel Cells (FDFC 2023), Sep 2023, Ulm, Germany
Communication dans un congrès
hal-04351154
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3D Electrothermal Model for Internal Temperature Distribution in Lithium-Ion Battery Cell and Module244 ECS Meeting, Oct 2023, Gothenburg, Sweden. pp.948-948, ⟨10.1149/MA2023-02391918mtgabs⟩
Communication dans un congrès
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Mechanism of Ionomer Degradation as a Consequence of Defective Anode PEMFC244th Meeting of the Electrochemical Society, the Electrochemical Society, Oct 2023, Göteborg, Sweden
Communication dans un congrès
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Anode defects’ propagation to the electrolyte and catalyst layer in Polymer Electrolyte Membrane Fuel CellsFundamentals and Developments of Fuel Cells (FDFC 2023), Sep 2023, Ulm, Germany
Communication dans un congrès
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Oxygen Transport Impedance in Polymer Electrolyte Membrane Fuel CellsFundamentals and Developments of Fuel Cells (FDFC 2023), Sep 2023, Ulm, Germany
Communication dans un congrès
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Anode Defects’ Propagation to the Electrolyte and Catalyst Layers in Polymer Electrolyte Membrane Fuel Cells241st ECS Meeting, May 2022, Vancouver, Canada
Communication dans un congrès
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Reinforced PerfluoroSulfonic Acid membrane degradation in defective anode PEMFC2ème REUNION PLENIERES de la Fédération HYDROGENE (FRH2) du CNRS, May 2022, Aussois, France
Communication dans un congrès
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Impedance modeling of electrochemical systems Application to PEMFCs and supercapacitorsFCLab seminary, Jul 2022, Belfort, France
Communication dans un congrès
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A General Equivalent Electrical Circuit Model for the Characterization of MXene/Graphene Oxide Hybrid-Fiber Supercapacitors By Electrochemical Impedance Spectroscopy241st ECS Meeting, May 2022, Vancouver, Canada. ⟨10.1149/MA2022-011152mtgabs⟩
Communication dans un congrès
hal-03900559
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A Hybrid Method Combining Genetic and Nelder-Mead Algorithms for the Interpretation of Electrochemical Impedance Data - Application to Proton Exchange Membrane Fuel Cells2022 International Workshop on Impedance Spectroscopy (IWIS), Sep 2022, Chemnitz, Germany. pp.105-110, ⟨10.1109/IWIS57888.2022.9975125⟩
Communication dans un congrès
hal-03900391
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Oxygen Transport Impedance in a Polymer Electrolyte Membrane Fuel Cell Equivalent Electrical Circuit2021 International Workshop on Impedance Spectroscopy (IWIS), Sep 2021, Chemnitz, Germany
Communication dans un congrès
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Electrochemical Impedance Spectroscopy modeling – Application to PEMFCs and supercapacitorsVIRTUAL FCS Summer School, Jun 2022, Belfort, France
Communication dans un congrès
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Dégradation de la membrane perfluorée renforcée en présence d'un défaut de la couche anodique dans une pile à combustible PEMFC49e édition du Colloque National du GFP, Groupe Français d’études et d’applications des Polymères (GFP), Nov 2021, online, France
Communication dans un congrès
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Anode aging in polymer electrolyte membrane fuel cells1ère Réunions Plénières de la Fédération HYDROGENE (FRH2) du CNRS,, May 2021, visioconférence, France
Communication dans un congrès
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Fault detection and identification for Polymer Electrolyte Membrane Fuel Cell12th European Symposyum on Electrochemical Engineering, Jun 2021, Leeuwarden, Netherlands
Communication dans un congrès
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Suivi de la propagation d’un défaut anodique dans une pile à combustible à membrane échangeuse de protons (PEMFC)1ère REUNION PLENIERES de la Fédération HYDROGENE (FRH2) du CNRS, May 2021, online, France
Communication dans un congrès
hal-03235836
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Defect propagation at the anode in Polymer Electrolyte Membrane Fuel CellsEFCF2021 - 25th EFCF Conference - Low-temperature Electrolysers, Fuel Cells H2 Processing, Jun 2021, online, Switzerland
Communication dans un congrès
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Transmission Line Impedance Models Considering Oxygen Transport Limitations in Polymer Electrolyte Membrane Fuel CellsFundamentals and Developments of Fuel Cells (FDFC 2019), Feb 2019, Nantes, France
Communication dans un congrès
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Characterization of Mxene/Graphene Supercapacitor Yarns Using Time and Frequency Models (Invited)235rd ECS Meeting, May 2019, Dallas, United States
Communication dans un congrès
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Prototyping Aqueous Electrochemical CapacitorsAmericas International Meeting on Electrochemistry and Solid State Science (AiMES) 2018 Meeting, Sep 2018, Cancun, Mexico
Communication dans un congrès
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Impact of Gas Stoichiometry on the Result of Accelerated Stress Tests233rd ECS Meeting (May 13-17, 2018) - Seattle, USA, May 2018, Seattle, United States
Communication dans un congrès
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Main Limitations to Polymer Electrolyte Membrane Fuel Cells Durability, Reliability and Performances (Invited)International Summer School - Hydrogen Technologies in Local Energy Hubs, Jul 2018, Nancy, France
Communication dans un congrès
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A multi-scale formulation of the overall rigidity of unsaturated expansive clays derived by micromechanical analyses9th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2017), May 2017, Rotterdam, Netherlands
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Application of a multi-scale form of Terzaghi’s effective stress principle for unsaturated expansive clays to simulate hydro-mechanical behavior during hydrationInternational Society for Porous Media (Interpore 2016), May 2016, Cincinnati, United States
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Application of a Multi-Scale form of Terzaghi’s Effective Stress Principle for Unsaturated Expansive Clays to Simulate Hydro-Mechanical Behavior During Hydration3rd European Conference on Unsaturated Soils (E-UNSAT), Sep 2016, Paris, France. pp.14024, ⟨10.1051/e3sconf/20160914024⟩
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Kinetics of water sorption and desorption in Nafion membrane: influence of the interfacial mass transfer coefficientInternational Discussion on Hydrogen Energy and Applications, Nov 2016, Nantes, France
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A multi-scale form of Terzaghi's effective stress principle of unsaturated expansive claysSIAM Conference on Mathematical and Computational Issues in the Geosciences (GS15), Jun 2015, Stanford, United States
Communication dans un congrès
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The role of particle correlation function in Terzaghi’s effective stress principle of unsaturated expensive clays7th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2015), May 2015, Padova, Italy
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A modified form of Terzaghi's effective stress principle of unsaturated expansive clays derived by micromechanical analysis5th International Conference on Porous Media and Annual Meeting of the International Society for Porous Media (Interpore 2013), May 2013, Praga, Czech Republic
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A modified form of Terzaghi’s effective stress principle for unsaturated expansive clays rigorously derived from micro-structureEuropean Mechanics Society, Colloquium 539, Aug 2012, Utrecht, Netherlands
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Local impedance in H2/air Proton Exchange Membrane Fuel Cells (PEMFC) : Theoretical and experimental investigationsOther [cond-mat.other]. Université Henri Poincaré - Nancy 1, 2011. English. ⟨NNT : 2011NAN10042⟩
Thèse
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A multi-scale approach to analyze the role of the disjoining pressure in the overall stiffness of expansive clays6th Biot Conference on Poromechanics, Jul 2017, Paris, France. 2018
Proceedings/Recueil des communications
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A modified form of Terzaghi's effective stress principle of unsaturated expansive claysInternational Conferences on Unsaturated Soils: Research and Applications (UNSAT 2014), Jul 2014, Sydney, Australia. CRC Press, 2014, Unsaturated Soils: Research & Applications
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A Modified form of Terzaghi's Effective Stress Principle of Unsaturated Expansive Clays Derived from Micromechanical AnalysisChristian 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⟩
Proceedings/Recueil des communications
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Experimental characterization of internal currents during start-up of a Proton Exchange Membrane Fuel CellFundamentals and Developments of Fuel Cells, Jan 2011, Grenoble, France. 2011
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Origin of diffusion impedance at the cathode of a proton exchange membrane fuel cell (PEMFC)World Hydrogen Energy Conference , May 2010, Essen, Germany. 2010
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Internal currents in PEMFC during start-up or shut-downWorld Hydrogen Energy Conference, May 2010, Essen, Germany. 2010
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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
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Mapping of microwave-induced phonons by μ-Brillouin spectroscopy: Hypersound in ZnO on Silicon34th Winter School on Wave and Quantum Acoustics, Feb 2005, Ustron, Poland. 129, pp.61 - 63, 2005, JOURNAL DE PHYSIQUE IV, ⟨10.1051/jp4:2005129013⟩
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The generalized Cauchy relation as an universal property of the amorphous state34th Winter School on Wave and Quantum Acoustics, Feb 2005, Ustron, Poland. 129, pp.45 - 49, 2005, JOURNAL DE PHYSIQUE IV, ⟨10.1051/jp4:2005129010⟩
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