
Julia Mainka
Presentation
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
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
hal-01742097
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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
Proceedings
hal-01443960
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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
hal-01440215
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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
Proceedings
hal-01568050
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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
Proceedings
hal-01568055
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Internal currents in PEMFC during start-up or shut-downWorld Hydrogen Energy Conference, May 2010, Essen, Germany. 2010
Proceedings
hal-01568058
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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
Proceedings
hal-01568060
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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⟩
Proceedings
istex
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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⟩
Proceedings
istex
hal-01568024
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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⟩
Theses
tel-01746189
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