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Charles Cornet

Prof. Dr., Head of FOTON-OHM (Optoelectronics, Heteroepitaxy and Materials) research team
27
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

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"laurent-pedesseau"
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Epitaxial III–V/Si Vertical Heterostructures with Hybrid 2D‐Semimetal/Semiconductor Ambipolar and Photoactive Properties

Lipin Chen , Yoan Léger , Gabriel Loget , Mekan Piriyev , Imen Jadli
Advanced Science, 2022, 9 (2), pp.2101661. ⟨10.1002/advs.202101661⟩
Article dans une revue hal-03426793v1
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Strong Electron–Phonon Interaction in 2D Vertical Homovalent III–V Singularities

Lipin Chen , Oliver Skibitzki , Laurent Pedesseau , Antoine Létoublon , Julie Stervinou
ACS Nano, 2020, 14 (10), pp.13127-13136. ⟨10.1021/acsnano.0c04702⟩
Article dans une revue hal-03032030v1
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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

Evaluation of InGaPN and GaAsPN materials lattice-matched to Si for multi-junction solar cells

Samy Almosni , Cédric Robert Robert , Thanh Tra Nguyen , Charles Cornet , Antoine Létoublon
Journal of Applied Physics, 2013, 113 (12), pp.123509. ⟨10.1063/1.4798363⟩
Article dans une revue hal-00918663v1
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Structural and optical properties of (In,Ga)As/GaP quantum dots and (GaAsPN/GaPN) diluted-nitride nanolayers coherently grown onto GaP and Si substrates for photonics and photovoltaics applications

Olivier Durand , Cédric Robert Robert , Thanh Tra Nguyen , Samy Almosni , Thomas Quinci
Proceedings of SPIE, the International Society for Optical Engineering, 2013, Quantum sensing and nanophotonic devices X, 8631, pp.863126. ⟨10.1117/12.2012670⟩
Article dans une revue hal-00842763v1

Robust 2D semimetallic inclusions boost performances of III-V/Si heterostructures for water-splitting

Lipin Chen , Yoan Léger , Gabriel Loget , Mekan Piriyev , Imen Jadli
17è Journées de la Matière Condensée (JMC 17), Aug 2021, Rennes (virtual), France
Communication dans un congrès hal-03402743v1

III-V/Si photoelectrodes with ambipolar properties

Lipin Chen , Yoan Léger , Gabriel Loget , Mekan Piriyev , Imen Jadli
5èmes Journées des Carburants Solaires, Sep 2021, Saint Jacut de la Mer, France
Communication dans un congrès hal-03408282v1

III-V/Si antiphase boundaries used as 2D-semimetallic topological vertical inclusions for solar hydrogen production

Lipin Chen , Yoan Léger , Gabriel Loget , Mekan Piriyev , Imen Jadli
21st International Conference on Molecular Beam Epitaxy (IC-MBE 2021), Sep 2021, Mexico (virtual), Mexico
Communication dans un congrès hal-03392254v1

Hybrid ambipolar 2D semimetal/semiconductor III-V/Si heterostructures: Promises for photonics, energy harvesting and electronics

Charles Cornet , Lipin Chen , Mekan Piriyev , Jean-Baptiste Rodriguez , Gabriel Loget
Webinar on Materials science, engineering and technology - VEBLEO, VEBLEO international organization, Dec 2021, virtual, India
Communication dans un congrès hal-03588366v1

GaPSb/Si tandem material with APBs for efficient overall water splitting

Lipin Chen , Mahdi Alqahtani , Christophe Levallois , Antoine Létoublon , Julie Le Pouliquen
Journées Nanomatériaux de Rennes, Jan 2020, Rennes, France
Communication dans un congrès hal-03032905v1

III-V/Si photoelectrodes: a new route for solar hydrogen production

Charles Cornet , Lipin Chen , Mahdi Alqahtani , Christophe Levallois , Antoine Létoublon
11è Journées Scientifiques de Porquerolles (JSP2019), C'Nano-PACA, Sep 2019, Porquerolles, France
Communication dans un congrès hal-02305423v1

Universal growth mechanism of III-V/Si: using antiphase boundaries for devices.

Charles Cornet , Ida Lucci , Lipin Chen , Laurent Pedesseau , Rozenn Bernard
Réunion plénière du GDR Pulse (PULSE 2019), Jul 2019, Clermont-Ferrand, France
Communication dans un congrès hal-02189095v1

GaPSb/Si photoelectrode for Solar Fuel Production

Lipin Chen , Christophe Levallois , Antoine Létoublon , Julie Le Pouliquen , Rozenn Piron
European COST multsicaleSolar Final meeting, Apr 2019, Sofia, Bulgaria
Communication dans un congrès hal-03102622v1

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

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

Towards the III-V/Si CPV on Si substrates

Olivier Durand , Samy Almosni , Mickael da Silva , Pierre Rale , Alain Le Corre
European Materials Research Society - Spring Meeting 2015 (E-MRS 2015 Spring Meeting), May 2015, Lille, France
Communication dans un congrès hal-01403375v1

Numerical and experimental ongoing on III-V/Si high-efficiency tandem solar cell

Mickael da Silva , Shijian Wang , Samy Almosni , Charles Cornet , Antoine Létoublon
European Congress and Exhibition on Advanced Materials and Processes (EUROMAT 2015), Sep 2015, Warsaw, Poland
Communication dans un congrès hal-01203374v1

Toward the III-V/Si high efficiency tandem solar cell

Olivier Durand , Samy Almosni , Mickael da Silva , Charles Cornet , Antoine Létoublon
7th International Workshop on "Advanced optical and X-ray characterization techniques of multifunctional materials for information and communication technologies, health and renewable energy applications", Sep 2015, Bucarest, Romania
Communication dans un congrès hal-01497190v1

Electroluminescence of InGaAs/GaP quantum dots and band engineering of AlGaP/GaP laser injection layers

Ronan Tremblay , Yong Huang , Jean-Philippe Gauthier , Rozenn Piron , Alexandre Beck
Compound Semiconductor Week 2015 (CSW 2015), Jun 2015, Santa-Barbara, United States
Communication dans un congrès hal-01147506v1

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

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

Monolithic growth of III-V-N diluted nitride devices on Si substrate for solar cells

Olivier Durand , Samy Almosni , Cédric Robert Robert , Thanh Tra Nguyen , Charles Cornet
Journées nationales du photovoltaïque JNPV2012, 2012, Chantilly, France
Communication dans un congrès hal-00788544v1

Electron-phonon interactions around antiphase boundaries in InGaP/SiGe/Si : structural and optical characterizations

Lipin Chen , Rozenn Piron , Oliver Skibitzki , Yoan Léger , Christophe Levallois
International Symposium : 20th Anniversary of LPQM, Apr 2019, Cachan, France
Poster de conférence hal-02882424v1
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Towards III-V on silicon solar cells

Mickael da Silva , S. Boyer-Richard , C. Cornet , Antoine Létoublon , Christophe Levallois
7è Journées Nationales du PhotoVoltaïque (JNPV 2017), Dec 2017, Dourdan, France. 107, pp.191603 - 191603, 2015
Poster de conférence hal-01660154v1

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

Vers les cellules solaires à haut rendement à base de composés III-V sur substrats bas-couts de silicium

Mickael da Silva , Samy Almosni , Charles Cornet , Antoine Létoublon , Christophe Levallois
Optique Bretagne 2015 - Horizons de l'Optique, Jul 2015, Rennes, France
Poster de conférence hal-01497238v1

Electroluminescence de boites quantiques InGaAs/GaP et ingénérie de bande des couches d’injection laser AlGaP/GaP

Ronan Tremblay , Yong Huang , Jean-Philippe Gauthier , Rozenn Piron , Alexandre Beck
Optique Bretagne 2015 - 35ème Journées Nationales d'Optique Guidée (JNOG'35), Jul 2015, Rennes, France
Poster de conférence hal-01497243v1