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Charles Cornet

Prof. Dr., Head of FOTON-OHM (Optoelectronics, Heteroepitaxy and Materials) research team
48
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

yanping-wang

A study of the strain distribution by scanning X-ray diffraction on GaP/Si for III–V monolithic integration on silicon

Ang Zhou , Yanping Wang , Charles Cornet , Yoan Léger , Laurent Pedesseau
Journal of Applied Crystallography, 2019, 52 (4), pp.809-815. ⟨10.1107/S1600576719008537⟩
Article dans une revue hal-02289442v1
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Abrupt GaP/Si hetero-interface using bistepped Si buffer

Yanping Wang , Julien Stodolna , Mounib Bahri , Jithesh Kuyyalil , Thanh Tra Nguyen
Applied Physics Letters, 2015, 107 (19), pp.191603. ⟨10.1063/1.4935494⟩
Article dans une revue hal-01228809v1
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Quantitative evaluation of microtwins and antiphase defects in GaP/Sinanolayers for a III–V photonics platform on siliconusing a laboratory Xray diffraction setup

Yanping Wang , Antoine Létoublon , Thanh Tra Nguyen , Mounib Bahri , Ludovic Largeau
Journal of Applied Crystallography, 2015, 48 (3), pp.702-710. ⟨10.1107/S1600576715009954⟩
Article dans une revue hal-01157811v1
Image document

Monolithic Integration of Diluted-Nitride III–V-N Compounds on Silicon Substrates: Toward the III–V/Si Concentrated Photovoltaics

Olivier Durand , Samy Almosni , Yanping Wang , C. Cornet , A. Létoublon
Energy Harvesting and Systems, 2014, 1 (3-4), pp.147-156. ⟨10.1515/ehs-2014-0008⟩
Article dans une revue hal-01166477v1

Defects limitation in epitaxial GaP on bistepped Si surface using UHVCVD-MBE growth cluster

Thomas Quinci , Jithesh Kuyyalil , Thanh Tra Nguyen , Yanping Wang , Samy Almosni
Journal of Crystal Growth, 2013, 380, pp.157-162. ⟨10.1016/j.jcrysgro.2013.05.022⟩
Article dans une revue hal-00918659v1

Nano Beam X-ray Scattering on GaP/Si for III-V Monolithic Integration on Silicon

Ang Zhou , Yanping Wang , Antoine Létoublon , Ida Lucci , Charles Cornet
European Materials Research Society - Spring Meeting 2018 (E-MRS 2018 Spring Meeting), Jun 2018, Strasbourg, France
Communication dans un congrès hal-02352639v1

GaP/Si(001) polar-on-nonpolar epitaxial growth revisited by scanning tunneling microscopy.

Simon Charbonnier , Ida Lucci , Subhashis Gangopadhyay , Yanping Wang , Tony Rohel
Réunion plénière du GDR Pulse (PULSE 2017), Oct 2017, Paris, France
Communication dans un congrès hal-01715954v1

GaP/Si(001) polar-on-nonpolar epitaxial growth revisited by scanning tunneling microscopy

Simon Charbonnier , Ida Lucci , Subhashis Gangopadhyay , Yanping Wang , Tony Rohel
16th International Conference on the Formation of Semiconductor Interfaces (ICFSI-16), Jul 2017, Hannover, Germany
Communication dans un congrès hal-01715971v1

Etude de la croissance cohérente de GaP/Si(001) en couche mince

Ida Lucci , Simon Charbonnier , Yanping Wang , Mounib Bahri , Maxime Vallet
Réunion plénière du GDR Pulse (PULSE 2016), Jul 2016, Marseille, France
Communication dans un congrès hal-01497149v1

3D GaP/Si(001) growth mode and antiphase boundaries

Ida Lucci , Simon Charbonnier , Yanping Wang , M. Bahri , Maxime Vallet
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Communication dans un congrès hal-01497144v1

Advanced concepts of photovoltaics based on III-V compounds

Olivier Durand , Mickael da Silva , Yanping Wang , Charles Cornet , Antoine Létoublon
16th International Conference of Physical Chemistry (ROMPHYSCHEM-16), Sep 2016, Galaţi, Romania
Communication dans un congrès hal-01496667v1

First stage results on III-V/Si tandem cells using GaAsPN dilute-nitride

Mickael da Silva , Charles Cornet , Antoine Létoublon , Christophe Levallois , Alain Rolland
European Materials Research Society - Spring Meeting 2016 (E-MRS 2016 Spring Meeting), May 2016, Lille, France
Communication dans un congrès hal-01496924v1

Quantitative evaluation of microtwins and antiphase defects towards a GaP/Si platform for monolithic integrated photonics

Yanping Wang , Antoine Létoublon , Thanh Tra Nguyen , G. Patriarche , Anne Ponchet
European Materials Research Society - Spring Meeting 2015 (E-MRS 2015 Spring Meeting), May 2015, Lille, France
Communication dans un congrès hal-01497220v1

(In)GaP integration on Si for photonics and energy

Charles Cornet , O. Skibitzki , M. Bahri , Yanping Wang , Pierre Guillemé
European Materials Research Society - Fall Meeting 2015 (E-MRS 2015 Fall Meeting), Sep 2015, Warsaw, Poland
Communication dans un congrès hal-01497184v1

Analyse quantitative des antiphases dans des nanocouches épitaxiales GaP/Si pour la photonique sur silicium

Yanping Wang , Antoine Létoublon , Thanh Tra Nguyen , Charles Cornet , Nicolas Bertru
Rayons X & Matière 2015, Dec 2015, Grenoble, France
Communication dans un congrès hal-01497228v1

Monolithic integration of GaAsPN dilute-nitride compounds on silicon substrates: toward the III-V/Si tandem solar cell

Olivier Durand , Samy Almosni , Yanping Wang , Charles Cornet , Antoine Létoublon
SPIE Photonics West - OPTO 2015, Feb 2015, San Francisco, United States
Communication dans un congrès hal-01497194v1

Advanced concepts of III-V-based Solar Cells heterostructures: towards III-V/Si CPV on Si substrates and hot-carrier solar cells on InP substrates

Olivier Durand , Samy Almosni , Pierre Râle , J. Rodière , Yanping Wang
European Materials Research Society 2014 Sptring Meeting (E-MRS 2014), May 2014, Lille, France
Communication dans un congrès hal-01115019v1

Quantitative evaluation of microtwins and antiphase defects in GaP/Si nanolayers for III-V photonics platform on silicon

Yanping Wang , Antoine Létoublon , Thanh Tra Nguyen , Julien Stodolna , Nicolas Bertru
12th Biennal Conference on High-Resolution X-Ray Diffraction and Imaging, Sep 2014, Villard de Lans, France
Communication dans un congrès hal-01115004v1

Abrupt heterointerface and low defect density in GaP/Si nanolayers

Yanping Wang , Julien Stodolna , Thanh Tra Nguyen , Antoine Létoublon , Jithesh Kuyyalil
Compound Semiconductor Week 2014, May 2014, Montpellier, France
Communication dans un congrès hal-01115278v1

Intégration pseudomorphique dans la filière GaP/Si pour les applications lasers sur puce

Charles Cornet , Pierre Guillemé , Jean-Philippe Gauthier , Cédric Robert Robert , Julien Stodolna
journées thématiques du GDR Ondes GT2, Nov 2014, Orsay, France
Communication dans un congrès hal-01114901v1

Low cristalline defect density in GaP/Si nanolayers

Yanping Wang , Julien Stodolna , Thanh Tra Nguyen , Antoine Létoublon , Jithesh Kuyyalil
European Materials Research Society 2014 Sptring Meeting (E-MRS 2014), May 2014, Lille, France
Communication dans un congrès hal-01115024v1

Thorough structural and optical analyses of GaP-based heterostructures monolithically grown on silicon substrates for photonics on Si applications: toward the laser on silicon and high efficiency photovoltaics on silicon

Olivier Durand , Yanping Wang , Samy Almosni , Mounib Bahri , Julien Stodolna
6th International Workshop on "Advanced optical and X-ray characterization techniques of multifunctional materials for information and communication technologies, health and renewable energy applications", Sep 2014, Bucharest, Romania
Communication dans un congrès hal-01114912v1

Epitaxie cohérente de composés GaP et GaAsPN à azote dilué sur substrats de Si pour l’élaboration de cellules PV tandem III-V/Si

Olivier Durand , Samy Almosni , Yanping Wang , Charles Cornet , Antoine Létoublon
Matériaux 2014, Nov 2014, Montpellier, France
Communication dans un congrès hal-01115312v1

Analyse quantitative par diffraction des rayons X des défauts plans dans GaP/SI pour la photonique sur Si

Yanping Wang , Thanh Tra Nguyen , Antoine Létoublon , Charles Cornet , Nicolas Bertru
Réunion plénière du GDR Pulse (PULSE 2014), Oct 2014, Toulouse, France
Communication dans un congrès hal-01137337v1

Intégration optique par croissance directe de nanostructures III-V sur silicium

Charles Cornet , Cédric Robert Robert , Thanh Tra Nguyen , Yanping Wang , Samy Almosni
14èmes Journées Nano, Micro et Optoélectronique (JNMO), May 2013, Evian, France
Communication dans un congrès hal-00918745v1

GaAsPN compounds for Si photonics

Charles Cornet , Cédric Robert Robert , Samy Almosni , Thanh Tra Nguyen , Thomas Quinci
International Workshop "Silicon & Photonics", Jun 2013, Rennes, France
Communication dans un congrès hal-00918743v1

Analyse quantitative de la perfection cristalline de nanocouches épitaxiales GaP/Si

Antoine Létoublon , Thanh Tra Nguyen , Yanping Wang , Samy Almosni , Charles Cornet
Xème colloque rayons X et matière, Nov 2013, Nantes, France
Communication dans un congrès hal-00918790v1

UHVCVD-MBE growth for tandem solar cells

Samy Almosni , Charles Cornet , Thomas Quinci , Thanh Tra Nguyen , Jithesh Kuyyalil
4th PhotoVoltaic Technical Conference (PVTC 2013), May 2013, Aix-en-Provence, France
Communication dans un congrès hal-00918732v1

Optimisation des propriétés structurale de l'interface GaP/Si et des propriétés électroniques de cellules solaires GaAsPN/GaP pour la fabrication de cellule tandem

Samy Almosni , Cédric Robert Robert , Charles Cornet , Thanh Tra Nguyen , Yanping Wang
Journées nationales du Photovoltaïque JNPV 2013, Dec 2013, Dourdan, France
Communication dans un congrès hal-00918758v1

New concept of photovoltaic heterostructure GaP/c-Si : AFORS-HET simulation and first pseudomorphic approach

Thomas Quinci , Renaud Varache , Yanping Wang , Charles Cornet , Antoine Létoublon
Journées nationales du Photovoltaïque JNPV 2013, Dec 2013, Dourdan, France
Communication dans un congrès hal-00918767v1

Growth of GaP on biatomic Si steps using a UHVCVD-MBE cluster

Jithesh Kuyyalil , Thanh Tra Nguyen , Thomas Quinci , Charles Cornet , Antoine Létoublon
euro-MBE conference, Mar 2013, Levi, Finland
Communication dans un congrès hal-00918666v1

Etude par TEM et DRX des défauts cristallins dans des couches épitaxiées par MBE de GaP sur Silicium (001)

Julien Stodolna , François Demangeot , Anne Ponchet , Nicolas Bertru , Olivier Durand
Réunion plénière du GDR Pulse (PULSE 2013), Jul 2013, Aix-en-Provence, France
Communication dans un congrès hal-00918748v1

UHVCVD-MBE growth cluster for III-N-V/Si solar cells

Samy Almosni , Charles Cornet , Thomas Quinci , Thanh Tra Nguyen , Jithesh Kuyyalil
Compound semiconductors week, ISCS, 2013, May 2013, Kobe, Japan
Communication dans un congrès hal-00918735v1

Monolithic integration of diluted-nitride III-V-N compounds on silicon substrates : toward the III-V/Si Concentrated Photovoltaics

Olivier Durand , Samy Almosni , Cédric Robert Robert , Thanh Tra Nguyen , Yanping Wang
International Symposium on Inorganic and Environmental Materials, Oct 2013, Rennes, France
Communication dans un congrès hal-00918754v1

Advanced X-ray analyses on epitaxially-grown thin films for optoelectronic applications

Olivier Durand , Thanh Tra Nguyen , Yanping Wang , Antoine Létoublon , Charles Cornet
15th International Conference of Physical Chemistry - ROMPHYSCHEM-15, Sep 2013, Bucharest, Romania
Communication dans un congrès hal-00918793v1

Analyse quantitative des micromacles dans des nanocouches épitaxiales GaP/Si pour la photonique sur silicium

Yanping Wang , Thanh Tra Nguyen , Antoine Létoublon , Charles Cornet , Nicolas Bertru
Xème colloque rayons X et matière, Nov 2013, Nantes, France
Communication dans un congrès hal-00918791v1

A Study on the Strain Distribution by Scanning X-ray diffraction on GaP/Si for III-V Monolithic Integration on Silicon for Nonlinear Optics

Ang Zhou , Yanping Wang , Charles Cornet , Yoan Léger , Laurent Pedesseau
Rayons X et Matière 2019, Nov 2019, Nancy, France
Poster de conférence hal-03108397v1

Scanning tunneling microscopy investigation of GaP epitaxial growth on nominal and vicinal Si(001) substrates for optoelectronic applications

Simon Charbonnier , Ida Lucci , Subhashis Gangopadhyay , Yanping Wang , Tony Rohel
European Materials Research Society - Spring Meeting 2018 (E-MRS 2018 Spring Meeting), Jun 2018, Strasbourg, France. 2018
Poster de conférence hal-01866135v1

Study of the 3D growth mode of III-V on Si by DFT

Ida Lucci , Simon Charbonnier , Yanping Wang , Tony Rohel , Rozenn Bernard
Réunion plénière du GDR Pulse (PULSE 2017), Oct 2017, Paris, France
Poster de conférence hal-01708149v1

GaP/Si(001) polar-on-nonpolar epitaxial growth revisited by scanning tunneling microscopy

Simon Charbonnier , Ida Lucci , Subhashis Gangopadhyay , Yanping Wang , Tony Rohel
31è colloque Journées Surfaces et Interfaces (JSI 2017), Jan 2017, Rennes, France
Poster de conférence hal-01715988v1

Etude par microscopie à effet tunnel de la croissance épitaxiale de GaP sur substrats Si(001) nominaux et vicinaux pour l’optoélectronique

Simon Charbonnier , Ida Lucci , S. Gangopadhyay , Yanping Wang , Tony Rohel
Réunion plénière du GDR Pulse (PULSE 2016), Jul 2016, Marseille, France
Poster de conférence hal-01497147v1

Relationship between antiphase domains, roughness and surface/interface energies during the epitaxial growth of GaP on Si

Ida Lucci , Simon Charbonnier , Yanping Wang , Mounib Bahri , Maxime Vallet
European Materials Research Society - Spring Meeting 2016 (E-MRS 2016 Spring Meeting), May 2016, Lille, France
Poster de conférence hal-01497064v1

GaAsPN Single and Tandem Solar Cells on Silicon

Mickael da Silva , Charles Cornet , Antoine Létoublon , Christophe Levallois , Alain Rolland
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Poster de conférence hal-01496922v1

Scanning tunneling microscopy investigation of GaP MBE growth on nominal and vicinal Si(001) substrates for optoelectronic applications

Simon Charbonnier , Ida Lucci , S. Gangopadhyay , Yanping Wang , Tony Rohel
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Poster de conférence hal-01496729v1
Image document

X-ray Coherent Scattering on GaP/Si for III-V Monolithic Integration on Silicon

Yanping Wang , Antoine Létoublon , Ida Lucci , Charles Cornet , V. Favre-Nicolin
International Workshop on Phase Retrieval and Coherent Scattering (COHERENCE 2016), Jun 2016, Saint-Malo, France. 2016
Poster de conférence hal-01496666v1

Scanning tunneling microscopy investigation of GaP epitaxial growth on nominal and vicinal Si(001) substrates for optoelectronic applications

Simon Charbonnier , Ida Lucci , S. Gangopadhyay , Yanping Wang , Tony Rohel
European Materials Research Society - Spring Meeting 2016 (E-MRS 2016 Spring Meeting), May 2016, Lille, France
Poster de conférence hal-01497071v1
Image document

GaP/Si Antiphase domains annihilation at the early stages of growth

Rozenn Bernard , Yanping Wang , Mounib Bahri , Thanh Tra Nguyen , Ronan Tremblay
Summer School of the French Epitaxy Network, Sep 2015, Porquerolles, France
Poster de conférence hal-02497252v1

Development of GaAsPN alloy for its integration in III-V/Si tandem solar cell

Samy Almosni , Cédric Robert Robert , Charles Cornet , Thanh Tra Nguyen , Yanping Wang
Workshop on above 25% efficiency solar cells via low cost approaches, Jul 2014, Palaiseau, France
Poster de conférence hal-01115014v1