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Charles Cornet

Prof. Dr., Head of FOTON-OHM (Optoelectronics, Heteroepitaxy and Materials) research team
26
Documents
Identifiants chercheurs

Présentation

### **Research projects** \*2023-2027: PEPR Hydrogène décarboné - France 2030: “Robust, cost efficient aNd AUTonomous PhotoelectrochemIcaL cells with III-V thin films on Si for practical hydrogen prodUction. (NAUTILUS)”: coordinator. \*2022-2026: PEPR Electronique - France 2030: “Optical Frequency Combs On a Chip (OFCOC)”: contributor, growth. \*2021-2025: EU COST action: “European Network for Innovative and Advanced Epitaxy (OPERA)”: secondary proposer, Management committee member. \*2021-2025: ANR PRC project “collaborative”: “PhysIcAl properties of hybrid semimetal/semicoNductor III-V/Si maTerials (PIANIST)”: coordinator, growth, simulation, optoelectronic properties. \*2021-2025: ANR PRC project “collaborative”: “Nucleation and growth of III-V on Si explored in situ (NUAGES)”: local coordinator, growth, simulation. \*2021-2025: PIA project Equipex NanoFutur: FOTON local scientific coordinator. \*2021-2024: ANR PRC project “collaborative”: “Light COnveRsioN by photoinduced‐electrochemiluminescence (LICORN)”: contributor, growth. \*2020-2023: ANR PRCE project “collaborative with a company”: “High-Efficiency Epitaxial CIGS-Silicon Tandem Solar Cell (EPCIS)”: contributor, growth. \*2019-2022: ANR PRC project “collaborative”: “Improvement of photovoltaic Conversion Efficiency by acting on thermalization MecANisms (ICEMAN)”: contributor, growth. \*2018-2021: ANR young researcher grant (projet jeune chercheur ANR): “secOnd oRder oPtical pHenomEna in galliUm phosphide microdisks on Silicon (ORPHEUS)”: contributor, growth and simulation. \*2015-2018: ANR PRC project “collaborative”: “Advanced aNalysis of III-V/Si nucleaTIon for highly integrated PhOtonic Devices (ANTIPODE)”: coordinator, growth and simulation. \*2014-2017: Labex Cominlabs project: “3D optical manycores”: contributor. \*2012-2015: ANR “blanc” project: “Epitaxial integration of III-V optoelectronic devices on silicon (OPTOSI)”: project co-writer, contributor. \*2012-2014: ANR young researcher grant (projet jeune chercheur ANR): “Silicon photonics with diluted nitride coherent integration (SINPHONIC)”: project main writer, coordinator, WP leader, contributor. \*2011-2014: National (3) and international (1) beam time allocation at European Synchrotron Radiation Facility (ESRF) on CRG lines D2AM and BM-32. \*2011-2014: ANR PROGELEC project: “Monolithic integration of high efficiency III-V solar cells on silicon (MENHIRS)”: project co-writer, contributor and member of the administrative and financial staff. \*2011-2012: C’nano NANOTRANS project (C’nano Nord-ouest): “dilute nitride quantum dots: relationship between morphology, electronic structure and optical properties”: project co-writer, joint coordinator, contributor. \*2004-2009: FP6 European network of excellence on Self-Assembled semiconductor Nanostructures for new Devices in photonics and Electronics (SANDiE): contributor. \*2004-2008: FP6 European Network of Excellence on Photonic Integrated Components and Circuits (EPIXNET): contributor. ### **Awards** \*Vebleo Fellow (2021). \* Innovation award of the “pôle de compétitivité Images et Réseaux”, for the SINPHONIC ANR project (2013). \* Young researcher award of “Région Bretagne” (2007) \* Best Ph. D. prize of the SANDiE European network of excellence (2006) ### **Short CV** - 2020-present: INSA, Rennes, France Position : Professor at INSA Rennes, Institut FOTON (CNRS), head of the “[Optoelectronics, Heteroepitaxy and Materials (OHM) research group](http://foton.cnrs.fr/v2016/spip.php?rubrique33)”. Personal Research field: Growth, structural, electronic and optical properties of III-V/Si-based light emitters/absorbers on silicon for photonics and energy materials applications. Solar hydrogen production with photo-electrochemical cells. - 2007-2020: INSA, Rennes, France Position : “Maître de Conférences” (Ass. Prof., HDR), at FOTON CNRS Laboratory. Co-head of the “photonics on silicon” research program. Since 2017, head of the “[Optoelectronics, Heteroepitaxy and Materials (OHM) research group](http://foton.cnrs.fr/v2016/spip.php?rubrique33)”. Personal Research field: Growth, structural, electronic and optical properties of GaP-based light emitters/absorbers on silicon for photonics and energy materials applications. - 2006–2007: INSA Rennes, France Position: Post-doctoral fellow with teaching activities at FOTON CNRS Laboratory. Research topic: Growth and characterization of InAs/GaP quantum dots. - 2003–2006: INSA, Rennes (France), TU Berlin (Germany) and KU Leuven (Belgium) Position: Physics PhD Thesis on “electronic, optical and dynamic properties of self-organized and coupled quantum dots on InP substrate” at INSA-Rennes (France) in collaboration with TU Berlin, KU Leuven and TU Eindhoven within European network of excellence SANDIE.PhD Thesis supervised by Pr. J. Even. Research topic: Electronic, optical and dynamic properties of self-organized and coupled quantum dots on InP substrate. - 2003: “Diplôme d’Etudes Approfondies” (DEA = MSc2 degree) of Physics: light and matter interaction, at University of Rennes 1,France. Highest distinction, ranked first. Position: Master 2 training period at LENS laboratory (“Laboratoire d’Etude des Nanostructures à Semiconducteurs”). Research topic: Absorption measurements and simulations of InAs/InP (113)B quantum dots. - 2001-2002: “Agrégation de Physique” passed at Ecole Normale Supérieure (ENS – Paris, France). - 2001: Center for Quantum Electronics, Hanoi (Vietnam) Position: Master 1 training period at CQE laboratory. Research topic: Time-resolved spectroscopy of tunable dye lasers - …-2000: Paris-Sud University, Orsay (France) “Licence”, “Maîtrise” and “Magistère” (BSc and MSc1 degrees) of fundamental physics at Paris-Sud University (Université Paris XI – Orsay, France) Position: BSc training period at “Laboratory of the linear accelerator” (particle physics). Research topic: Analysis of DIRC performances in the frame of the Babar experiment ### **Teaching Activities** \* Energetics and environment: from nuclear to renewable energies. \* Applied quantum mechanics (quantum mechanic for beginners). \* Thermodynamics.

Compétences

-Materials for Photonics and Energy / Photovoltaics and Solar Hydrogen -III-V semiconductors and Silicon -Physics of semiconductors: modeling of nanostructures, bandstructures, bandlineups -Optical and structural properties of semiconductors compounds and devices -Epitaxy and Ultra-High Vacuum crystal growth techniques -Atomic Force Microscopy (AFM) and related near-field techniques -Surface and volume diffraction (RHEED, XRD)

Publications

christophe-labbe

Light emitting diodes on silicon substrates: preliminary results

Alexandre Bondi , Weiming Guo , Laurent Pedesseau , Soline Boyer-Richard , Hervé Folliot
physica status solidi (c), 2009, 6 (10), pp.2212-2216. ⟨10.1002/PSSC.200881728⟩
Article dans une revue hal-00665750v1
Image document

Theoretical study of highly strained InAs material from first-principles modelling: application to an ideal QD

Laurent Pedesseau , Jacky Even , Alexandre Bondi , Weiming Guo , Soline Richard
Journal of Physics D: Applied Physics, 2008, 41, pp.165505. ⟨10.1088/0022-3727/41/16/165505⟩
Article dans une revue hal-00491451v1

Increase of charge-carrier redistribution efficiency in a laterally organized superlattice of coupled quantum dots

Charles Cornet , Manus Hayne , Philippe Caroff , Christophe Levallois , Laurent Joulaud
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2006, 74, pp.245315. ⟨10.1103/PhysRevB.74.245315⟩
Article dans une revue hal-00491475v1

Time-resolved pump probe of 1.55 µm InAs/InP quantum dots under high resonant excitation

Charles Cornet , Christophe Labbé , Hervé Folliot , Philippe Caroff , Christophe Levallois
Applied Physics Letters, 2006, 88, pp.171502. ⟨10.1063/1.2199454⟩
Article dans une revue hal-00491485v1

Impact of the capping layers on lateral confinement in InAs/InP quantum dots for 1.55 µm laser applications studied by magnetophotoluminescence

Charles Cornet , Christophe Levallois , Philippe Caroff , Hervé Folliot , Christophe Labbé
Applied Physics Letters, 2005, 87, pp.233111. ⟨10.1063/1.2132527⟩
Article dans une revue hal-00504390v1

Approach to wetting-layer-assisted lateral coupling of InAs/InP quantum dots

Charles Cornet , Charly Platz , Philippe Caroff , Jacky Even , Christophe Labbé
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2005, 72, pp.035342. ⟨10.1103/PhysRevB.72.035342⟩
Article dans une revue hal-00504376v1

Quantitative investigations of optical absorption in InAs/InP (311…)B quantum dots emitting at 1.55 µm wavelength

Charles Cornet , Christophe Labbé , Hervé Folliot , Nicolas Bertru , Olivier Dehaese
Applied Physics Letters, 2004, 85 (23), pp.5685. ⟨10.1063/1.1832750⟩
Article dans une revue hal-00504369v1
Image document

Light emitting diodes on silicon substrates: preliminary results

Alexandre Bondi , Weiming Guo , Laurent Pedesseau , Soline Richard , Hervé Folliot
TNT (Trends in Nanotechnologies), Sep 2008, Oviedo, Spain. pp.2212-16, ⟨10.1002/pssc.200881728⟩
Communication dans un congrès hal-00491905v1

Photoluminescence de nanostructures sur substrat GaP/Si

Alexandre Bondi , Weiming Guo , Hervé Folliot , Charles Cornet , Christophe Labbe
Journées Nanosciences de Bretagne (JNB2), May 2008, Rennes, France. pp.1
Communication dans un congrès hal-00489402v1

Photocurrent study of InAs/GaInAsP(Q1.18) quantum dots

Soline Richard , Jean-Philippe Burin , Christophe Labbe , Charles Cornet , Hervé Folliot
Indium Phosphide and Related Materials (IPRM), May 2008, Versailles, France. pp.309-11, ⟨10.1109/ICIPRM.2008.4702977⟩
Communication dans un congrès hal-00501639v1

Preliminary results for the realization of light emitters on silicon substrate

Alexandre Bondi , Weiming Guo , Laurent Pedesseau , Soline Richard , Hervé Folliot
SQDA (International Workshop on Semiconductor Quantum Dot Devices and Applications), Jul 2008, Rennes, France. pp.1
Communication dans un congrès hal-00491914v1

Optical properties and morphology of the quantum dots InAs/InP (311)B characterized by photoluminescence

Abdulhadi Nakkar , Hervé Folliot , Alain Le Corre , Ibrahim Alghoraibi , Christophe Labbé
LWQD (International Workshop on Long Wavelength Quantum Dots : Growth and Applications), Jul 2007, Rennes, France. pp.1
Communication dans un congrès hal-00491995v1

Dynamics spectroscopy in 1.55 µm InAs/InP quantum dots under high resonant excitation

Christophe Labbé , Charles Cornet , Hervé Folliot , Philippe Caroff , Christophe Levallois
IWSQDA (International Workshop on Semiconductor quantum dot based devices and applications), Mar 2006, Paris, France. pp.1
Communication dans un congrès hal-00491870v1

Exciton and biexciton lifetimes in InAs/InP quantum dots emitting at 1.55 µm wavelength under high resonant excitation

Christophe Labbé , Charles Cornet , Hervé Folliot , Philippe Caroff , Christophe Levallois
ICSSN (International Conference on SuperLattices, Nano-structures and Nano-Devices), Jul 2006, Istanbul, Turkey. pp.454, ⟨10.1002/pssc.200673214⟩
Communication dans un congrès hal-00491873v1

Carrier relaxation dynamics of 1.55 µm InAs/InP quantum dots under high resonant excitation

Christophe Labbé , Charles Cornet , Hervé Folliot , Jacky Even , Philippe Caroff
28th International Conference on the Physics of Semiconductors - ICPS 2006, Jul 2006, Vienne, Austria. pp.991, ⟨10.1063/1.2730228⟩
Communication dans un congrès hal-00491468v1

Theory and experiment of InAs/InP quantum dots : from calculations to laser emission

Charles Cornet , Manus Hayne , Andrei Schliwa , François Doré , Christophe Labbé
28th International Conference on the Physics of Semiconductor, Jul 2006, Vienne, Austria. pp.779-780, ⟨10.1063/1.2730122⟩
Communication dans un congrès hal-00491853v1

Optical characterisation of InAs/InP self-assembled quantum dots for optimisation of lasing properties

Charles Cornet , Christophe Levallois , Philippe Caroff , Laurent Joulaud , Hervé Folliot
Sandie Optics Task Force meeting, Technische Universitat Berlin, January 12-13 (2006), Jan 2006, Berlin, Germany. pp.1
Communication dans un congrès hal-00504470v1

Charge carrier redistribution in ordered Arrays of laterally coupled self-assembled quantum dots

Manus Hayne , Charles Cornet , Jacky Even , Christophe Labbé , Hervé Folliot
UK Compound Semiconductors conference, Jul 2006, Sheffield, United Kingdom. pp.1
Communication dans un congrès hal-00491858v1

Réalisation d'un laser à faible courant de seuil, avec des boites quantiques InAs/InP organisées et couplées latéralement

Charles Cornet , Manus Hayne , Christophe Levallois , Philippe Caroff , Estelle Homeyer
9th Colloquium on Lasers and Quantum Optics (COLOQ 9), Sep 2005, Dijon, France. pp.141, ⟨10.1051/jp4:2006135031⟩
Communication dans un congrès hal-00491480v1

Nanotechnologies: Etude des boites quantiques pour des applications télécoms, environnementales et médicales

Charles Cornet , Christophe Labbé , Jacky Even , Slimane Loualiche
journées CIES : moniteurs du grand-ouest, 2005, Rennes, France
Communication dans un congrès hal-00504413v1

Carrier dynamics and saturation effect in (311)B InAs/InP quantum dot lasers

Patrice Miska , Kiril Veselinov , Frederic Grillot , Jacky Even , Charly Platz
PHASE 2005, international workshop on physics and applications of semiconductors lasers, 2005, Metz, France. pp.1
Communication dans un congrès hal-00504411v1

Properties of 1.55 microns quantum dots: Simulation, calculation and optical characterization

Charles Cornet , Christophe Labbé , Hervé Folliot
invited seminar at the KU Leuven, 2005, Leuven, Belgium
Communication dans un congrès hal-00504414v1

Mesure directe de l'absorption optique à 1.55 microns de boites quantiques InAs/InP (113)B et étude de l'influence du couplage boite/couche de mouillage sur les propriétés électroniques

Charles Cornet , Christophe Labbé , Jacky Even , Charly Platz , Olivier Dehaese
Journées de la matière condensée, 2004, Nancy, France. pp.1
Communication dans un congrès hal-00504395v1

Mesure directe de l'absorption optique à 1.55 microns de boites quantiques InAs/InP (113)B et étude de l'influence du couplage boite/couche de mouillage sur les propriétés électroniques

Charles Cornet , Christophe Labbé , Charly Platz , Jacky Even , Hervé Folliot
journée des doctorants de Rennes, Dec 2004, Rennes, France. pp.1
Communication dans un congrès hal-00504407v1

Theoretical Description Of The Electronic Coupling Between A Wetting Layer And A QD Superlattice Plane

Charles Cornet , Charly Platz , Jacky Even , Patrice Miska , Christophe Labbé
International Conference on Physics of Semiconductors (ICPS 27), Jul 2004, Flagstaff, United States. pp.787, ⟨10.1063/1.1994342⟩
Communication dans un congrès hal-00504383v1

Reciprocal space description of the electronic coupling between a wetting layer and a QD superlattice plane

Charles Cornet , Charly Platz , Patrice Miska , Christophe Labbé , Hervé Folliot
CECAM workshop on "modeling of self-assembled semi-conductors nanostructures", Jun 2004, Lyon, France. pp.1
Communication dans un congrès hal-00504404v1