Directory

University Professor

Current functions / Current

• University Professor
• Director of the Materials Department at Polytech Nantes

Qualifications

• ENSICAEN Materials Engineer (1993)
• DEA (Master) in Materials, University of Caen (1993)
• PhD, University of Caen (1997)
• HDR, University of Nantes (2006)

Research topics (Research Themes)

• Combinatorial metallurgy, microstructure engineering, multi-objective alloy design and optimization (genetic algorithms), modeling and prediction of alloy properties (physical metallurgy, data mining using neural networks and Gaussian processes, predictive thermodynamics of phase diagrams, CALPHAD / Thermo-Calc, diffusion, Dictra).
• Thermomechanical behavior (resistance to heat and creep), oxidation, corrosion, hydrogen embrittlement.
• Hot forming metallurgy, welding and additive manufacturing metallurgy, weldability.
• Nickel alloys (superalloys), titanium alloys, high-entropy alloys (HEA) and complex concentrate alloys (CCA).
• Metallic alloys and coatings for nuclear, aeronautical and automotive applications…
• Relationships between manufacturing, microstructure and mechanical properties.

Animation de la recherche (Research Community Activities / Teaching Responsibilities)

• Board member, Réseau National de la Métallurgie (RNM)
• Board member of GDR IAMAT (Artificial Intelligence in Materials Science)
• Member of the Board of the FAISTOS Cluster (Fostering Artificial Intelligence in industrial Systems and TechnOlogieS) of Nantes Université / Next

Senior Lecturer

Current / Functions Currently

• University Lecturer in Nantes University
• Researcher at IMN Institute

Qualifications

• PhD in Physical Chemistry (2000)
• Engineer in Chemistry from Rennes School (1996)

Themes de recherche / Research Themes

• Physico-chemical characterization of inorganic food additives (TiO2, silver, calcium phosphates…) and determination of their fate in the gastro-intestinal tract
• Comprehensive study of the interactions between TiO2 and biomolecules / phosphated molecules
• Synthesis and characterization of photosensitive sols and gels based on titanium oxides for the conception of solar cells and photobatteries
• Characterization of colloidal suspensions through size and zeta potential measurements

Animation de la recherche / Research Community Activities – Teaching Responsibilities

• Head of the first year of Master A3M (Analysis, Molecules, Materials, Medicines)

Publications

• 25 publications in international peer reviewed journals, 1 patent
• Since 2006, 34 oral conference presentations

Ressources en ligne / Online Resources

Researchgate : https://www.researchgate.net/profile/Helene-Terrisse

ORCID: 0000-0002-9338-6939

Emeritus University Professor

Function:

Doctoral student in materials science under the supervision of Marie-Paule Besland

Qualifications :

• Master of Science in Advanced Materials Engineering (2023)
• Engineering degree in Materials Engineering (2021)
• DEUG in material science and chemistry (2018)

Expertises :

• Materials characterization techniques (Scanning Electron Microscopy, X-ray Diffraction, Raman Spectroscopy, Atomic Force Microscopy, Focused Ion Beam (FIB) for sample preparation.
• Thin film deposition
• Electrochemical characterization techniques
• Micro-batteries
• Photovoltaic cells

Main research theme :

Thin-film sputter deposition for electrode applications in micropower batteries.

Current research project:

Development of perovskite structure layers by sputtering for use as electrodes in micropower batteries.

Biography:

I’m currently working on the deposition of thin films by magnetron co-sputtering as part of the development of energy storage devices, in particular micro-batteries and supercapacitors.

Teaching :

Practical work on materials characterization

Function:

CNRS Research Engineer, HDR

Qualifications:

Doctorate in Materials Science, Engineer from Ecole Centrale de Nantes

Expertises:

• Mott insulators
• Thin films
• Electrical testing

Main research theme:

Study of the insulator-metal transition in thin-film Mott insulators for microelectronics applications

Biography:

• Current research projects: Mott-IA Regional Academic Research Demonstrator Project, ANR FASTRAIN, IPCEI ME-CT Mott-IMC
• Activities in the research community (committee member, network…) : Coordinator of IMN’s PLASSMAT platform
• Award: SFP Grand Prix Felix Robin 2023

Publications and patents :

• Propagating insulator-to-metal transition in the wake of photoinduced strain waves in a Mott material, Nature Physics 2024, https://doi.org/10.1038/s41567-024-02628-4
• Enhancing the Resistive Memory Window through Band Gap Tuning in Solid Solution (Cr1-xVx)2O3, ACS Appl. Mater. Interfaces 2023, https://doi.org/10.1021/acsami.3c09387
• A Leaky-Integrate-and-Fire Neuron Analog Realized with a Mott Insulator. Adv. Funct. Mater. 2017.https://doi-org.inc.bib.cnrs.fr/10.1002/adfm.201604740
• Patent “Use of Mott insulators in neuromorphic networks” 2014
• Resistive Switching in Mott Insulators and Correlated Systems. Adv. Funct. Mater. 2015, https://doi-org.inc.bib.cnrs.fr/10.1002/adfm.201500823
• Deposition of GaV4S8 thin films by H2S/Ar reactive sputtering for ReRAM applications, J Phys D Appl. Phys. 2014, DOI 10.1088/0022-3727/47/6/065309

Link to orcid: https://orcid.org/0000-0003-4508-954X

Link to scholar.google.fr: https://scholar.google.com/citations?user=vMqkta8AAAAJ&hl=fr