Julien Legendre Chercheur postdoctoral à l'ICFO - l'Institut des Sciences Photoniques

Identifiants chercheurs

IdHAL :

julien-legendre

ORCID :

0000-0001-7316-1954

IdRef :

273984373

arXiv :

legendre_j_1

Publications

Thèse (1)

Theoretical and numerical analysis of near-field thermophotonic energy harvesters Julien Legendre Thermics [physics.class-ph]. INSA de Lyon, 2023. English. ⟨NNT : 2023ISAL0094⟩ Thèse tel-04405148v1

Article dans une revue (6)

Operating conditions and thermodynamic bounds of dual radiative heat engines Julien Legendre,Pierre-Olivier Chapuis Physical Review Applied, 2025, 23 (3), pp.034023. ⟨10.1103/PhysRevApplied.23.034023⟩ Article dans une revue hal-04450129v3
Energy-efficient thermally smart windows with tunable properties across the near- and mid-infrared ranges Julien Legendre,Georgia T. Papadakis Nanophotonics, 2025, ⟨10.1515/nanoph-2025-0219⟩ Article dans une revue hal-05066148v2
Performances of far- and near-field thermophotonic refrigeration devices from the detailed-balance approach Thomas Châtelet,Julien Legendre,Olivier Merchiers,Pierre-Olivier Chapuis Journal of Applied Physics, 2025, 138 (17), ⟨10.1063/5.0274193⟩ Article dans une revue hal-05357631v1
CRESCENT-1D: A 1D solver of coupled charge and light transport in heterostructures for the design of near-field thermophotonic engines Julien Legendre,Pierre-Olivier Chapuis IEEE Transactions on Electron Devices, 2025, 72 (3), pp.1211-1220. ⟨10.1109/TED.2025.3528870⟩ Article dans une revue hal-04749430v3
Overcoming non-radiative losses with AlGaAs PIN junctions for near-field thermophotonic energy harvesting Julien Legendre,Pierre-Olivier Chapuis Applied Physics Letters, 2022, ⟨10.1063/5.0116662⟩ Article dans une revue hal-03740597v4
GaAs-Based Near-Field Thermophotonic Devices: Approaching The Idealized Case With One-Dimensional PN Junctions Julien Legendre,Pierre-Olivier Chapuis Solar Energy Materials and Solar Cells, 2022, 238, pp.111594. ⟨10.1016/j.solmat.2022.111594⟩ Article dans une revue hal-03294468v3

Pré-publication, Document de travail (1)

Performances of far and near-field thermophotonic refrigeration devices from the detailed-balance approach Thomas Châtelet,Julien Legendre,Olivier Merchiers,Pierre-Olivier Chapuis 2025 Pré-publication, Document de travail hal-05017794v3

Communication dans un congrès (31)

Nanoscale thermal radiation including sub-wavelength emitters; application to energy-conversion devices Julien Legendre,Mathieu Thomas,Thomas Châtelet,Arlea Koskenniemi,Basile Rouxet al. Workshop on Casimir forces and nanoscale heat transfer, Jul 2025, Bad Zwischenahn, Germany Communication dans un congrès hal-05347648v1
Electroluminescence and thermophotovoltaics as key elements of radiative heat engines Thomas Châtelet,Julien Legendre,Olivier Merchiers,Pierre-Olivier Chapuis Optica Advanced Photonics Congress – SOLITH session, Jul 2025, Marseille, France Communication dans un congrès hal-05407143v1
Thermophotonic cooling Thomas Châtelet,Julien Legendre,Olivier Merchiers,Pierre-Olivier Chapuis Workshop on Thermal Radiation to Electrical Energy conversion (TREE), May 2025, Villeurbanne (Lyon), France Communication dans un congrès hal-05407212v1
Near-field optoelectronic heat engines and thermal emission of subwavelength objects Julien Legendre,Thomas Châtelet,Kyriaki Kontou,Jose Manuel Sojo Gordillo,Ahmed Alwakilet al. 15th international conference on Metamaterials, Photonic Crystals and Plasmonics (META), Jul 2025, Malaga, Spain Communication dans un congrès hal-05347646v1
Phonon polaritons and their impact on energy harvesting and cooling technologies Thomas Châtelet,Julien Legendre,Kyriaki Kontou,Wissal Sghaier,Pierre-Olivier Chapuiset al. Thermal Polaritonics Workshop, LEE Bong Jae, Apr 2025, Daejeon, South Korea Communication dans un congrès hal-05042794v1
Thermal radiation at the nanoscale, electroluminescence, single and dual radiative heat engines Julien Legendre,Thomas Châtelet,Mathieu Thomas,Olivier Merchiers,Pierre-Olivier Chapuis 14th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META 2024), PIERS, Jul 2024, Toyama, Japan Communication dans un congrès hal-04792439v1
Near-field thermophotonic refrigeration T. Châtelet,J. Legendre,P.-O. Chapuis,O. Merchiers 5th International Workshop on Nano-Micro Thermal Radiation (NanoRad 2024), Jul 2024, Sapporo, Japan Communication dans un congrès hal-04803804v1
Dual radiative heat engines: combining a TPV cell with an active emitter Julien Legendre,Pierre-Olivier Chapuis 15th World Conference on Thermophotovoltaic Generation of Electricity (TPV-15), Oct 2024, Madrid, Spain Communication dans un congrès hal-04803792v1
Thermophotonic energy harvesters: thermodynamic analysis and near-field performances of 1D architectures Julien Legendre,Pierre-Olivier Chapuis Workshop on Thermal Radiation to Electrical Energy conversion, Oct 2023, Nantes, France Communication dans un congrès hal-04238299v1
Near-Field Radiative Enhancements — Benefits and Drawbacks for Thermophotonic Energy Harvesting Julien Legendre,Pierre-Olivier Chapuis MRS Spring 2023, Apr 2023, Online, France Communication dans un congrès hal-04084792v1
Electroluminescence overcoming thermal radiation in near field: conditions for a nanothermophotonic refrigerator Thomas Châtelet,Julien Legendre,Olivier Merchiers,Pierre-Olivier Chapuis Workshop on Thermal Radiation to Electrical Energy conversion, Oct 2023, Nantes, France Communication dans un congrès hal-04311004v1
Near-field thermal radiation, thermophotovoltaics and polaritons Christophe Lucchesi,Julien Legendre,Thomas Châtelet,Dilek Cakiroglu,Jean-Philippe Perezet al. Thermal Polaritonics Workshop, Apr 2023, Tokyo, France Communication dans un congrès hal-04310983v1
Thermophotovoltaics vs thermophotonics: physics and performance of III-V heterostructures in the near-field Julien Legendre,Pierre-Olivier Chapuis 14th World Conference on Thermophotovoltaic Generation, May 2023, online, France Communication dans un congrès hal-04115996v1
Thermodynamics of AlGaAs near-field thermophotonic devices for energy harvesting and cooling purposes Julien Legendre,Thomas Châtelet,Olivier Merchiers,Pierre-Olivier Chapuis Photonics West 2023 - Photonic Heat Engines: Science and Applications V, Feb 2023, San Francisco, United States Communication dans un congrès hal-03979096v1
Near-field thermophotonic energy harvesting from heterostructure-based devices with bandgaps in the near-infrared range Julien Legendre,Pierre-Olivier Chapuis CMD30 - FisMat2023, Sep 2023, Milano, Italy Communication dans un congrès hal-04232675v1
Thermophotonic energy harvesting: towards a narrowband LED emission? Julien Legendre,Pierre-Olivier Chapuis Symposium SF05: Infrared materials and devices for thermal radiation control, MRS Fall Symposium, Nov 2023, Boston, United States Communication dans un congrès hal-04803815v1
Design of a near-field thermophotonic device in the planar configuration for energy harvesting and refrigeration Wissal Sghaier,Julien Legendre,Luc van der Kraabe,Natasha Gruginskie,John Schermeret al. Thermal Radiation to Electrical Energy conversion (TREE) workshop, Oct 2023, Nantes, France Communication dans un congrès hal-04311006v1
Comparing near-field thermal radiation of different materials including III-V semiconductors Mathieu Thomas,Christophe Lucchesi,Julien Legendre,Natasha Gruginskie,Rodolphe Vaillonet al. MRS Spring Meeting Symposium "Emerging Thermal Materials—From Nanoscale Heat Transport, Devices and Applications, to Theories", Apr 2023, San Francisco, United States Communication dans un congrès hal-04310988v1
Thermal Radiation, Electroluminescence and Heat Engines in the Near Field Julien Legendre,Thomas Chatelet,Mathieu Thomas,Christophe Lucchesi,Olivier Merchierset al. Progress In Electromagnetrics Symposium (PIERS) 2023 - Focus Session «Casimir Effect and Radiative Heat Transfer», Jul 2023, Prague, Czech Republic Communication dans un congrès hal-04310856v1
Near-field thermal radiation vs near-field electroluminescence: conditions for a thermophotonic refrigerator, Thomas Chatelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers MRS Spring Meeting Symposium, "Emerging Thermal Materials—From Nanoscale Heat Transport, Devices and Applications, to Theories", Apr 2023, San Francisco, United States Communication dans un congrès hal-04310989v1
A study of AlGaAs PIN homojunctions for near-field thermophotonic applications Julien Legendre,Pierre-Olivier Chapuis Photonics West 2023 - Physics, Simulation, and Photonic Engineering of Photovoltaic Devices XII, Jan 2023, San Francisco, United States Communication dans un congrès hal-03979072v1
Solid-state/optical alternatives to thermoelectricity for thermal-to-electrical energy conversion Christophe Lucchesi,Julien Legendre,Dilek Cakiroglu,Jean-Philippe Perez,Thierry Taliercioet al. 18th European Conference on Thermoelectrics (ECT), Oct 2022, Barcelona, Spain Communication dans un congrès hal-03813779v1
A Study of AlGaAs-Based Near-Field Thermophotonic Devices Julien Legendre,Pierre-Olivier Chapuis Nanoscale and Microscale Heat Transfer VII, May 2022, Palermo, Italy Communication dans un congrès hal-03710909v1
Near-field thermophotonics: extending near-field thermophotovoltaics with LEDs as emitters Julien Legendre,Pierre-Olivier Chapuis Workshop on Thermal Radiation to Electrical Energy conversion, Nov 2022, Noisy-le-Grand, France Communication dans un congrès hal-03858069v1
Near-field thermophotonic devices with AlGaAs emitters and cells Julien Legendre,Pierre-Olivier Chapuis 13rd World Conference on Thermophotovoltaic Generation of Electricity, Apr 2022, Miyazaki (remote), Japan Communication dans un congrès hal-03653400v1
Controlling near-field thermal energy for conversion devices and sensing Christophe Lucchesi,Julien Legendre,Khac-Long Nguyen,Ahmed Alwakil,Dilek Cakirogluet al. Program on Emerging Regimes and Implications of Quantum and Thermal Fluctuational Electrodynamics (Flectro2022), Kavli Institute of Theoretical Physics (KITP), Jul 2022, UC Santa Barbara, United States. ⟨10.26081/K6R93X⟩ Communication dans un congrès hal-03813941v1
Temperature dependence of thermal radiation and impact on near-field thermophotovoltaic devices Christophe Lucchesi,Julien Legendre,Rodolphe Vaillon,Pierre-Olivier Chapuis 13th Conference on Thermophotovoltaic Generation of Electricity (TPV-13), Apr 2022, Miyazaki & online (hybrid), Japan Communication dans un congrès hal-03673063v1
Near-field radiative heat transfer in thermophotovoltaics and thermophotonics Christophe Lucchesi,Julien Legendre,Pierre-Olivier Chapuis,Mathieu Thomas,Maud Piqueraset al. 745th WE-Heraeus-Seminar “Photon, Phonon, and Electron Transitions in Coupled Nanoscale Systems”, Sep 2022, Bad Honnef, Germany Communication dans un congrès hal-03862809v1
Impact of non-radiative losses in AlGaAs PIN junctions for near-field thermophotonic energy harvesting Julien Legendre,Pierre-Olivier Chapuis Journées Plénières du Groupe de Recherche NAME (NAnoMaterials for Energy applications), Oct 2022, Villeurbanne, France Communication dans un congrès hal-03817423v1
A numerical study of near-field thermophotonic devices including local emission and absorption distribution Julien Legendre,Pierre-Olivier Chapuis E-MRS Spring meeting, symposium 'Advances in thermophotovoltaic devices, devices and systems', May 2021, Strasbourg (remote), France Communication dans un congrès hal-03649746v1
A numerical study of near-field thermophotonic devices including local emission and absorption distributions Julien Legendre,Pierre-Olivier Chapuis MRS Spring meeting, Symposium "Advanced functional, linear/nonlinear and quantum materials for metasurfaces, metamaterials and nanophotonics, Apr 2021, Seattle (remote), France Communication dans un congrès hal-03649747v1

Poster de conférence (11)

A radiative thermal device for refrigeration: the near-field thermophonic cooler Thomas Châtelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers 15th World Conference on Thermophotovoltaic Generation of Electricity (TPV-15), Oct 2024, Madrid, Spain Poster de conférence hal-04803789v1
Operating conditions and thermodynamic bounds of dual radiative heat engines Julien Legendre,Pierre-Olivier Chapuis Sadi-Carnot's legacy - Celebrating the 200th anniversary of thermodynamics, Sep 2024, Palaiseau, France Poster de conférence hal-04803819v1
Impact of roughness on the energy harvesting in thermophotonic devices Thomas Châtelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers 14th Conference on Thermophotovoltaic Generation of Electricity (TPV-14), May 2023, online (organized by Univ. Michigan), United States Poster de conférence hal-04310990v1
Near-field thermophotonic refrigerator: a numerical study Thomas Chatelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers Journées plénières du GDR Nanomaterials for Energy, Oct 2022, Villeurbanne, France Poster de conférence hal-03863637v1
Near-field thermophotonic refrigerator: a numerical study Thomas Châtelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers Journées de la Matière Condensée (JMC) 2022, Aug 2022, Villeurbanne, France Poster de conférence hal-03863689v1
Near-field thermophotonics: a numerical study of AlGaAs-GaAs devices Julien Legendre,Pierre-Olivier Chapuis 1st summer school on the modeling of nanomaterials for energy transport and storage (MONACOSTE), May 2022, Fréjus, France Poster de conférence hal-03669323v1
Photonic heat pumps instead of heat engines: the near-field thermophotonic refrigerator Thomas Châtelet,Julien Legendre,Pierre-Olivier Chapuis,Olivier Merchiers Workshop on Thermal Radiation to electrical Energy conversion (TREE), Nov 2022, Champ-sur-Marne, France Poster de conférence hal-03863588v1
Near-field thermophotonics: a numerical study of AlGaAs-GaAs devices Julien Legendre,Pierre-Olivier Chapuis Journées de la Matière Condensée (JMC) 2022, Aug 2022, Lyon, France Poster de conférence hal-03780123v1
Near-field thermophotonics: a numerical study of AlGaAs-GaAs devices Julien Legendre,Pierre-Olivier Chapuis 3rd Photovoltaic School (PVSchool 2022), Apr 2022, Les Houches, France Poster de conférence hal-03649753v1
Near-field thermophotonic devices with AlGaAs emitters and cells Julien Legendre,Pierre-Olivier Chapuis MRS Fall meeting, Nov 2021, Boston, United States Poster de conférence hal-03649745v1
A numerical study of near-field thermophotonic devices Julien Legendre,Pierre-Olivier Chapuis 2nd summer school on Photothermal effects in Plasmonics (PEP), Oct 2021, Porquerolles, France Poster de conférence hal-03649754v1