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Charles Cornet

Prof. Dr., Head of FOTON-OHM (Optoelectronics, Heteroepitaxy and Materials) research team
89
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

yoan-leger
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Photoelectrode/Electrolyte interfacial band lineup engineering with alloyed III-V thin films grown on Si substrate.

Mekan Piriyev , Gabriel Loget , Yoan Léger , Vi Hanh Le , Lipin Chen
Journal of Materials Chemistry C, 2024, 12 (3), pp.1091-1097. ⟨10.1039/d3tc02556j⟩
Article dans une revue hal-04383334v1
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Dual bandgap operation of a GaAs/Si photoelectrode

Mekan Piriyev , Gabriel Loget , Yoan Léger , Lipin Chen , Antoine Létoublon
Solar Energy Materials and Solar Cells, 2023, 251, pp.112138. ⟨10.1016/j.solmat.2022.112138⟩
Article dans une revue hal-03966710v1
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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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Gallium phosphide-on-insulator integrated photonic structures fabricated using micro-transfer printing

Maximilien Billet , Luis Reis , Yoan Léger , Charles Cornet , Fabrice Raineri
Optical Materials Express, 2022, 12 (9), pp.3731. ⟨10.1364/OME.461146⟩
Article dans une revue hal-03967716v1
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Antiphase boundaries in III-V semiconductors: Atomic configurations, band structures, and Fermi levels

Lipin Chen , Laurent Pedesseau , Yoan Léger , Nicolas Bertru , Jacky Even
Physical Review B, 2022, 106 (16), pp.165310. ⟨10.1103/PhysRevB.106.165310⟩
Article dans une revue hal-03966732v1
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Assessment of GaPSb/Si tandem material association properties for photoelectrochemical cells

Lipin Chen , Mahdi Alqahtani , Christophe Levallois , Antoine Létoublon , Julie Stervinou
Solar Energy Materials and Solar Cells, 2021, 221, pp.110888. ⟨10.1016/j.solmat.2020.110888⟩
Article dans une revue hal-03031939v1
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Dual wavelength evanescent coupler for nonlinear GaP-based microdisk resonators

Alejandro Lorenzo-Ruiz , Charles Cornet , Alexandre Beck , Yoan Léger
OSA Continuum, 2020, 3 (1), pp.43-49. ⟨10.1364/OSAC.3.000043⟩
Article dans une revue hal-02452092v1
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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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Loss assessment in random crystal polarity gallium phosphide microdisks grown on silicon

Rasool Saleem-Urothodi , Julie Le Pouliquen , Tony Rohel , Rozenn Bernard , Christelle Pareige
Optics Letters, 2020, 45 (16), pp.4646. ⟨10.1364/OL.399935⟩
Article dans une revue hal-02926153v1
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Zinc-blende group III-V/group IV epitaxy: Importance of the miscut

Charles Cornet , Simon Charbonnier , Ida Lucci , Lipin Chen , Antoine Létoublon
Physical Review Materials, 2020, 4 (5), pp.053401. ⟨10.1103/PhysRevMaterials.4.053401⟩
Article dans une revue hal-02878985v1
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Effects of nitrogen incorporation and thermal annealing on the optical and spin properties of GaPN dilute nitride alloys

Miguel Angel Gonzalez Balanta , P. B. Alves de Oliveira , H. Albalawi , Yara Galvão Gobato , Helder Vinícius Avanço Galeti
Journal of Alloys and Compounds, 2020, 814, pp.152233. ⟨10.1016/j.jallcom.2019.152233⟩
Article dans une revue hal-02351836v1

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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Photoelectrochemical water oxidation of GaP 1−x Sb x with a direct band gap of 1.65 eV for full spectrum solar energy harvesting

Mahdi Alqahtani , Sanjayan Sathasivam , Lipin Chen , Pamela Jurczak , Rozenn Piron
Sustainable Energy & Fuels, 2019, 3 (7), pp.1720-1729. ⟨10.1039/C9SE00113A⟩
Article dans une revue hal-02178176v1
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A Stress-Free and Textured GaP Template on Silicon for Solar Water Splitting

Ida Lucci , Simon Charbonnier , Maxime Vallet , Pascal Turban , Yoan Léger
Advanced Functional Materials, 2018, 28 (30), pp.1801585. ⟨10.1002/adfm.201801585⟩
Article dans une revue hal-01803990v1
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Cathodoluminescence hyperspectral analysis of whispering gallery modes in active semiconductor wedge resonators

Pierre Guillemé , Julie Stervinou , Tony Rohel , Charles Cornet , David Gachet
Optics Letters, 2018, 43 (8), pp.1766-1769. ⟨10.1364/OL.43.001766⟩
Article dans une revue hal-01770934v1
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Second harmonic generation in gallium phosphide microdisks on silicon: from strict $\bar{4}$ to random quasi-phase matching

Pierre Guillemé , Yannick Dumeige , Julien Stodolna , Maxime Vallet , Tony Rohel
Semiconductor Science and Technology, 2017, 32 (6), pp.065004. ⟨10.1088/1361-6641/aa676d⟩
Article dans une revue hal-01529567v1

MBE growth and doping of AlGaP

Ronan Tremblay , Jean-Philippe Burin , Tony Rohel , Jean-Philippe Gauthier , Samy Almosni
Journal of Crystal Growth, 2017, 466, pp.6-15. ⟨10.1016/j.jcrysgro.2017.02.011⟩
Article dans une revue hal-01529569v1

Thermal Management of Monolithic Versus Heterogeneous Lasers Integrated on Silicon

Ida Lucci , Charles Cornet , Mounib Bahri , Yoan Léger
IEEE Journal of Selected Topics in Quantum Electronics, 2016, Issue on Silicon Photonics, 22 (6), pp.1500708. ⟨10.1109/JSTQE.2016.2621558⟩
Article dans une revue hal-01496621v1

Antiphase domain tailoring for combination of modal and 4¯ -quasi-phase matching in gallium phosphide microdisks

Pierre Guillemé , Maxime Vallet , Julien Stodolna , Anne Ponchet , Charles Cornet
Optics Express, 2016, 24 (13), pp.14608. ⟨10.1364/OE.24.014608⟩
Article dans une revue hal-01396654v1
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Effect of the nitrogen incorporation and fast carrier dynamics in (In,Ga)AsN/GaP self-assembled quantum dots

Jean-Philippe Gauthier , Cédric Robert Robert , Samy Almosni , Yoan Léger , Mathieu Perrin
Applied Physics Letters, 2014, 105 (24), pp.243111. ⟨10.1063/1.4904939⟩
Article dans une revue hal-01114385v1

Optical characterizations of epitaxial materials: from crystal defects to optoelectronic properties

C. Cornet , Paul Huillery , Yoan Léger
2nd OPERA training school “Characterization techniques for epitaxial materials", Jun 2023, Aveiro, Portugal
Communication dans un congrès hal-04224922v1

Hétéro-épitaxie III-V/Si : contrôle des propriétés des surfaces et interfaces pour la photo-électrochimie

Charles Cornet , Lipin Chen , Mekan Piriyev , Gabriel Loget , Bruno Fabre
35èmes Journées Surfaces et Interfaces, Jan 2022, Dijon (virtual), France
Communication dans un congrès hal-03588378v1

Transport in photoelectrochemical heterojunctions: Interface-controlled physics

Yoan Léger , Hanh Vi Le , Mekan Piriyev , Lipin Chen , Brieg Le Corre
13th Meeting on NanoScience Advances (MNA 2022), Sep 2022, Porquerolles, France
Communication dans un congrès hal-03841668v1

MBE-grown GaAs on a low-cost Si substrate for solar hydrogen production

Hanh Le Vi , Mekan Piriyev , Gabriel Loget , Bruno Fabre , Tony Rohel
EMRS Fall Meeting 2022, European Materials Research Society, Sep 2022, Warsaw, Poland
Communication dans un congrès hal-03967984v1

Tunable bandgap III-V alloys on a low-cost Si substrate for solar-assisted water splitting

Mekan Piriyev , Hanh Vi Le , Yoan Léger , Gabriel Loget , Christophe Levallois
International Workshop on Emerging Solar Energy Materials and Applications (ESEMA 2022), May 2022, Porquerolles, France
Communication dans un congrès hal-03968129v1

Optical losses in GaP microdisks on Si with controlled random polarity

Rasool Saleem-Urothodi , Julie Le Pouliquen , Tony Rohel , Rozenn Bernard , Christelle Velly-Pareige
17è Journées de la Matière Condensée (JMC 17), Aug 2021, Rennes (virtual), France
Communication dans un congrès hal-03402730v1

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

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

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

Gallium phosphide transfer printing for integrated nonlinear photonics

Maximilien Billet , Nicolas Poulvellarie , Camiel Op de Beeck , Luis Reis , Yoan Léger
Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference 2021 (CLEO-Europe/EQEC 2021), Jun 2021, Munich, Germany. ⟨10.1109/CLEO/Europe-EQEC52157.2021.9541998⟩
Communication dans un congrès hal-03392170v1

Is a substrate miscut really required for high quality III-V/Si monolithic integration?

Charles Cornet , Simon Charbonnier , Ida Lucci , Lipin Chen , Antoine Létoublon
21st International Conference on Molecular Beam Epitaxy (ICMBE 2021), Sep 2021, Mexico (virtual), Mexico
Communication dans un congrès hal-03402689v1

High-Quality Factor Zinc-Blende III-V Microdisks on Silicon for Nonlinear Photonics

Rasool S Urothodi , Julie Le Pouliquen , Tony Rohel , Rozenn Bernard , Christelle Velly-Pareige
Compound Semiconductor Week 2021 (CSW 2021), May 2021, Stockholm, France
Communication dans un congrès hal-03285528v1

Dual wavelength coupler for second-harmonic generation in gallium phosphide microdisks

Alejandro Lorenzo-Ruiz , C. Cornet , Alexandre Beck , Yoan Léger
International Conference Laser Optics (ICLO), Nov 2020, St-Petersburg, Russia
Communication dans un congrès hal-03032222v1

Random crystal polarity of Gallium phosphide microdisks on silicon

Rasool S Urothodi , Alejandro Lorenzo-Ruiz , Julie Le Pouliquen , Olivier de Sagazan , Tony Rohel
Journées Nanomatériaux de Rennes, Jan 2020, Rennes, France
Communication dans un congrès hal-03101371v1

Gallium phosphide on insulator photonics enabled by micro-transfer printing

Maximilien Billet , Yoan Léger , Charles Cornet , Fabrice Raineri , Isabelle Sagnes
Integrated Photonics Research, Silicon and Nanophotonics, 2020, Washington, United States. pp.ITu2A.6, ⟨10.1364/IPRSN.2020.ITu2A.6⟩
Communication dans un congrès hal-03032085v1

Crystal-polarity engineered gallium phosphide microdisks grown on silicon

Rasool Saleem-Urothodi , Julie Le Pouliquen , Tony Rohel , Rozenn Bernard , Christelle Pareige
IOP conference- PHOTON2020, Sep 2020, virtual, United Kingdom
Communication dans un congrès hal-03032794v1

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

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

Monolithic integration of III-V semiconductors on silicon for photonics and solar hydrogen production

C. Cornet , Lipin Chen , Alejandro Ruiz , Ida Lucci , Alexandre Beck
SPb Photonic, Optoelectronic, & Electronic Materials (SPb-POEM 2019), Apr 2019, St Petersburg, Russia
Communication dans un congrès hal-02112743v1

THz surface phonon polariton generation in GaP photonic waveguide

Alejandro Lorenzo-Ruiz , Yoan Léger , Charles Cornet , Alexandre Beck
44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2019), Sep 2019, Paris, France. pp.19149231
Communication dans un congrès hal-02363387v1

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

Solar Water Splitting: surface energy engineering of GaP Template on Si

Laurent Pedesseau , Ida Lucci , Simon Charbonnier , Pascal Turban , Yoan Léger
European Materials Research Society - Spring Meeting 2019 (E-MRS 2019 Spring Meeting), Apr 2019, Phoenix, United States
Communication dans un congrès hal-02114792v1

GaP-based materials on silicon for photonics and energy

Charles Cornet , Ida Lucci , Lipin Chen , Alejandro Ruiz , Alexandre Beck
Smart NanoMaterials 2018: Advances, Innovation and Applications (SNAIA2018), Dec 2018, Paris, France
Communication dans un congrès hal-01954362v1

(114) GaP surface texturation on Si for water splitting

Ida Lucci , Simon Charbonnier , Maxime Vallet , Pascal Turban , Yoan Léger
EMRS Spring meeting 2018, Jun 2018, Strasbourg, France
Communication dans un congrès hal-01708047v1

Large scale textured GaP(114) growth on vicinal Si substrate by Molecular Beam Epitaxy for water splitting applications

Ida Lucci , Simon Charbonnier , Maxime Vallet , Pascal Turban , Yoan Léger
20th International Conference on Molecular-Beam Epitaxy (ICMBE 2018), Sep 2018, Shanghai, China. pp.Tu-P-43(S)
Communication dans un congrès hal-01910556v1

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 Template on Si for Solar Water Splitting: surface energy engineering

Laurent Pedesseau , Ida Lucci , Simon Charbonnier , Maxime Vallet , Pascal Turban
nanoGe Fall Meeting 2018 (NGFM18), Oct 2018, Torremolinos, Spain
Communication dans un congrès hal-01909068v1

Opportunities and Obstacles of Monolithic III-V Integration on Silicon

Yoan Léger , Ronan Tremblay , Antoine Létoublon , Charles Cornet
Design, Automation & Test in Europe conference (DATE 2017) - 3rd International Workshop on Optical/Photonic Interconnects for Computing Systems (OPTICS Workshop), Mar 2017, Lausanne, Switzerland
Communication dans un congrès hal-01549924v1

Optical properties of GaP/Si active microdisks containing InGaAs/GaP quantum dots

Ronan Tremblay , Tony Rohel , Alain Le Corre , Rozenn Bernard , Nicolas Bertru
Nanophotonics and Micro/Nano Optics International Conference 2017 (NANOP 2017), Prem C, Sep 2017, Barcelona, Spain
Communication dans un congrès hal-01707877v1

Tailoring second-order harmonic generation with crystal antiphase domains in GaP/Si

Pierre Guillemé , Charles Cornet , Maxime Vallet , Mounib Bahri , Ludovic Largeau
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Communication dans un congrès hal-01496763v1

Laser integration challenges for on-chip optical interconnects

Yoan Léger , Ronan Tremblay , Ida Lucci , Charles Cornet
OPTICS 2016 workshop, Mar 2016, Dresden, Germany
Communication dans un congrès hal-01496713v1

Impact of crystal antiphase boundaries on second harmonic generation in GaP microdisks

Pierre Guillemé , Julie Le Pouliquen , Tony Rohel , Maxime Vallet , Julien Stodolna
European Materials Research Society - Spring Meeting 2016 (E-MRS 2016 Spring Meeting), May 2016, Lille, France
Communication dans un congrès hal-01497145v1

Investigation of the optical properties of GaP microdisks for optical functions integrated on silicon

Pierre Guillemé , Mounib Bahri , Julie Le Pouliquen , D. Gachet , Tony Rohel
Compound Semiconductor Week 2015 (CSW 2015), Jun 2015, Santa-Barbara, United States
Communication dans un congrès hal-01147496v1

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

Structural, electronic properties and carrier dynamics in InGaAs(N)/GaP quantum dots

Charles Cornet , Jean-Philippe Gauthier , Cédric Robert Robert , Samy Almosni , Yoan Léger
18th European Molecular Beam Epitaxy Workshop (Euro-MBE 2015), Mar 2015, Canazei, Italy
Communication dans un congrès hal-01147481v1

Investigation des propriétés optiques des micro-disques de GaP pour l’intégration de fonctions optiques sur silicium

Pierre Guillemé , Julie Le Pouliquen , Tony Rohel , Philippe Rochard , Antoine Létoublon
Optique Bretagne 2015 - 35ème Journées Nationales d'Optique Guidée (JNOG'35), Jul 2015, Rennes, France. pp.133-135
Communication dans un congrès hal-01497234v1

Investigation des propriétés optiques des microdisques de phosphure de gallium

Pierre Guillemé , Julie Le Pouliquen , Tony Rohel , Philippe Rochard , Charles Cornet
14ème Colloque international francophone sur les Méthodes et Techniques Optiques pour l'Industrie / 16ème congrès français du club FLUVISU/SFO (CMOI-FLUVISU 2015), Nov 2015, Lannion, France. pp.184-189
Communication dans un congrès hal-01497224v1

(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

MBE-grown GaP/Si micro-disks

Pierre Guillemé , Yannick Dumeige , Julie Le Pouliquen , D. Gachet , Tony Rohel
18th European Molecular Beam Epitaxy Workshop (Euro-MBE 2015), Mar 2015, Canazei, Italy
Communication dans un congrès hal-01147473v1

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

High stability of a MBE grown GaAs/Si photocathode for solar H2 production.

Hanh Le Vi , Mekan Piriyev , Gabriel Loget , Bruno Fabre , Tony Rohel
21st EuroMBE Workshop, Apr 2023, Madrid, Spain. 2023
Poster de conférence hal-04225008v1

Using in-plane built-in electric fields and electrical shunts of antiphase boundaries for III-V/Si solar harvesting devices

Mekan Piriyev , Lipin Chen , Hanh Le Vi , Gabriel Loget , Sylvain Tricot
21st EuroMBE Workshop, Apr 2023, Madrid, Spain. 2023
Poster de conférence hal-04225037v1

Performance of epitaxial GaAs/Si vs GaAs photocathodes for solar hydrogen production.

Hanh Le Vi , Mekan Piriyev , Gabriel Loget , Bruno Fabre , Tony Rohel
74th Annual Meeting of the International Society of Electrochemistry, Sep 2023, Lyon, France. 2023
Poster de conférence hal-04224954v1

Bandgap engineering of III-V semiconductors on silicon for solar hydrogen production

Mekan Piriyev , Lipin Chen , Yoan Léger , Tony Rohel , Antoine Létoublon
5èmes Journées des Carburants Solaires, Sep 2021, Saint Jacut de la Mer, France
Poster de conférence hal-03408286v1

MBE-grown GaAs(x)P(1-x)/Si photoelectrodes for solar hydrogen production

Mekan Piriyev , Lipin Chen , Yoan Léger , Christophe Levallois , Tony Rohel
21st International Conference on Molecular-Beam Epitaxy (ICMBE 2018), Sep 2021, Mexico (virtual), Mexico
Poster de conférence hal-03402702v1

Performances of III-P/Si based photoelectrodes for solar hydrogen production

Lipin Chen , Mekan Piriyev , Antoine Létoublon , Olivier Durand , Laurent Pedesseau
Journées Nationales du photovoltaïque 2020, Jan 2021, Dourdan, France. 2021
Poster de conférence hal-03032889v1

Dual wavelength vertical coupling for SHG in GaP microdisks

Alejandro Lorenzo-Ruiz , Alexandre Beck , C. Cornet , Yoan Léger
Journées Nanomatériaux de Rennes, Jan 2020, Rennes, France. 2020
Poster de conférence hal-03032925v1
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Influence des paramètres de croissance de l'homoépitaxie silicium par UHV- CVD sur la reconstruction de surface du silicium

Rozenn Bernard , Nicolas Bertru , Tony Rohel , Karine Tavernier , Ida Lucci
Journées Nanomatériaux, Jan 2020, Rennes, France
Poster de conférence hal-02474736v1

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

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
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Dual wavelength vertical coupling for SHG in GaP microdisks

Alejandro Lorenzo-Ruiz , Alexandre Beck , Charles Cornet , Yoan Léger
39è Journées Nationales d'Optique Guidée (JNOG 2019), Jul 2019, Palaiseau, France
Poster de conférence hal-02293254v2

Antiphase boundaries in InGaP/SiGe/Si : structural and optical properties

Lipin Chen , Oliver Skibitzki , Rozenn Piron , Julie Stervinou , Antoine Létoublon
European Materials Research Society - Spring Meeting 2018 (E-MRS 2018 Spring Meeting), Jun 2018, Strasbourg, France. 2018
Poster de conférence hal-01864388v1

Excitons bounded around In-rich antiphase boundaries

Lipin Chen , Oliver Skibitzki , Yoan Léger , Christophe Levallois , Rozenn Piron
34th International Conference on the Physics of Semiconductors (ICPS 2018), Jul 2018, Montpellier, France. 2018
Poster de conférence hal-01864401v1
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Photoluminescence of 2D-vertical In-rich APBs embedded in InGaP/SiGe/Si

Lipin Chen , Oliver Skibitzki , Yoan Léger , Christophe Levallois , Rozenn Piron
20th International Conference on Molecular-Beam Epitaxy (ICMBE 2018), Sep 2018, Shanghai, China. 2018
Poster de conférence hal-01909074v2

Indium content impact on structural and optical properties of (In,Ga)As/GaP quantum dots

Ronan Tremblay , Tony Rohel , Yoan Léger , Alain Le Corre , Rozenn Bernard
31è colloque Journées Surfaces et Interfaces (JSI 2017), Jan 2017, Rennes, France
Poster de conférence hal-01707905v1

Thermal management of monolithic and heterogeneous integrated lasers

Ida Lucci , Charles Cornet , Mounib Bahri , Yoan Léger
Compound Semiconductor Week 2016 (CSW 2016), Jun 2016, Toyama, Japan
Poster de conférence hal-01497141v1

Structural and optical properties investigation of (In,Ga)As/GaP quantum dots for direct bandgap emission

Ronan Tremblay , Tony Rohel , Yoan Léger , Alain Le Corre , Rozenn Bernard
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Poster de conférence hal-01497049v1

Optical and magneto-optical properties of GaAsPN/GaPN quantum wells

Felipe Covre , Miguel Angel Gonzalez Balanta , P. B. Alves de Oliveira , Fernando Iikawa , Mohamed Henini
XV Brazil-Materials Research Society Annual Meeting (B-MRS 2016), Sep 2016, Campinas, São Paulo, Brazil. , O.P1.23
Poster de conférence hal-01496913v1

AlGaP-growth and doping by MBE

Ronan Tremblay , Jean-Philippe Burin , Tony Rohel , Jean-Philippe Gauthier , Samy Almosni
19th International Conference on Molecular-Beam Epitaxy (IC-MBE 2016), Sep 2016, Montpellier, France
Poster de conférence hal-01497057v1

Impact of Antiphase Boundaries on Non-linear Frequency Conversion in GaP/Si Microdisks

Pierre Guillemé , Charles Cornet , Antoine Létoublon , Julien Stodolna , Yannick Dumeige
Compound Semiconductor Week 2016 (CSW 2016), Jun 2016, Toyama, Japan
Poster de conférence hal-01496739v1
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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

Carrier injection in GaP-based laser waveguides and dilute nitrides gain medium

Jean-Philippe Gauthier , Cédric Robert Robert , Samy Almosni , Charles Cornet , Yoan Léger
18th European Molecular Beam Epitaxy Workshop (Euro-MBE 2015), Mar 2015, Canazei, Italy. 2015
Poster de conférence hal-01147468v1

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

Carrier capture and relaxation in GaAsPN/GaP quantum wells

Cédric Robert Robert , Mathieu Perrin , Laurent Pedesseau , Yoan Léger , Philippe Barate
32nd International Conference on the Physics of Semiconductors (ICPS 2014), Aug 2014, Austin, United States. 2014
Poster de conférence hal-01115282v1

Electrical injection in GaP-based laser waveguides and active areas

Jean-Philippe Gauthier , Cédric Robert Robert , Samy Almosni , Charles Cornet , Yoan Léger
26th International Conference on Indium Phosphide and Related Materials (IPRM 2014), May 2014, Montpellier, France. IEEE, 26th International Conference on Indium Phosphide and Related Materials (IPRM 2014), pp.P23, 2014, ⟨10.1109/ICIPRM.2014.6880545⟩
Poster de conférence hal-01114889v1