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M. Mathieu Frégnaux
INGENIEUR(E) DE RECHERCHE
IR - Equipe EPI - Assistant de PréventionCoordonnées
45 avenue des États-Unis Bâtiment Lavoisier 78035 Versailles Cedex
- Bureau
- CEFS2
- Tél
- 01 39 25 43 95
- Adresse mail
- mathieu.fregnaux@uvsq.fr
- Autre adresse mail
- mathieu.fregnaux@cnrs.fr
Discipline(s)
Chimie, Physique
Thèmes de recherche
Research topics: surface and material science
Topic I: Photoemission and related techniques
- ILV scientific and technical manager in photoemission
- XPS, UPS characterizations (regular and angle resolved analyses, mapping, depth profiling)
- Operando XPS (device polarization, optical stimuli)
- REELS, LEIS, in situ annealing
- Synchrotron based photoemission: NAP-XPS and time resolved PES (TEMPO/SOLEIL), PEEM (HERMES/SOLEIL), HAXPES (KMC-1/BESSY), XAS (APE/ELETTRA)
Topic II: Optical characterizations
- Laser safety manager
- ILV-EPI scientific and technical manager of optical characterization tools
- Photoluminescence and Raman spectrometry on thin films and solutions
- Spectroscopic ellipsometry
Field of expertise
- Semiconductors (II-VI, III-V, IV)
- Oxides (perovskite oxides)
- 2D materials
R&D projects with industrial partners
- III-V Lab, Thales Research & Technology, 3SP Technologies, Lynred, Linxens
- TotalEnergies, Hutchinson
- Saint Gobain Recherche
- IPVF
- Valeo
Activités / CV
Current Position
- Since 2015. Research Engineer at CNRS (French National Centre for Scientific Research
Co-manager of CEFS2 facilities, responsible of optical benches (PL, Raman, ellipsometry)
Equipe EPI, Institut Lavoisier de Versailles, France
Education
- 2012 PhD in Condensed Matter Physics obtained at University of Lorraine, Metz (France)
Thesis: Elaboration and characterization of cadmium sulfide (CdS) nanocrystals – nanostructured thin film deposition
Supervision: Jean-Pierre Laurenti / Jean-Jacques Gaumet
Previous positions
- 2014-2015: Research Scientist (Postdoctoral Fellow)
French Alternative Energies and Atomic Energy Commission (CEA) - LETI / PFNC - Grenoble (France)
Advanced characterization protocol development for bidimensional (2D) transition metal dichalgogenide monolayers (MoS2) - integration in microelectronic devices (transistors) - 2013-2014: Research associate – lecturer (ATER)
Université de Strasbourg (France)
Teaching Physics at Télécom Physique Strasbourg
Study of doped silicon (Si), germanium (Ge) and ternary InxGa1-xAs nanocrystals grown by ion beam synthesis: potential active layers for solar cells or memories - 2013: Postdoctoral Fellow
CNRS / Ecole Nationale Supérieure des Industries Chimiques (ENSIC) - Nancy (France)
ANR «NanoZnOTox»: Bioperception, toxicity and stability of zinc oxide (ZO) nanocrystals.