Wilfried Desrat

Documents

Publications

Wafer-scale AA-stacked hexagonal boron nitride grown on a GaN substrate

Seokho Moon , Odongo Francis Ngome Okello , Adrien Rousseau , Chang-Won Choi , Youngjae Kim et al.

Nature Materials, 2025, 24, pp.843-851. ⟨10.1038/s41563-025-02173-2⟩

Article dans une revue hal-05037685v1

Isotope Substitution and Polytype Control for Point Defects Identification: The Case of the Ultraviolet Color Center in Hexagonal Boron Nitride

Juliette Plo , Anton Pershin , Song Li , Thomas Poirier , Eli Janzen et al.

Physical Review X, 2025, 15 (2), pp.021045. ⟨10.1103/PhysRevX.15.021045⟩

Article dans une revue hal-05368562v1

Modeling the Optical Efficiency of AlGaN/GaN Light Emission Diodes with 2D Carrier Localization

Alexandra Ibanez , Wilfried Desrat , Guillaume Cassabois , Julien Brault , Bernard Gil

Physica Status Solidi A (applications and materials science), 2025, ⟨10.1002/pssa.202500284⟩

Article dans une revue hal-05205716v1

Determination of light-independent shunt resistance in CIGS photovoltaic cells using a collection function-based model

Maya El Khoury , Matthieu Moret , Antoine Tiberj , Wilfried Desrat

Journal of Applied Physics, 2024, 136 (2), pp.024502. ⟨10.1063/5.0216936⟩

Article dans une revue (article de synthèse) hal-04733626v1

The Influence of Alloy Disorder Effects on the Anisotropy of Emission Diagrams in (Al,Ga)N Quantum Wells Embedded into AlN Barriers

Alexandra Ibanez , Mathieu Leroux , Nikita Nikitskiy , Wilfried Desrat , Matthieu Moret et al.

physica status solidi (b), 2024, 261 (8), ⟨10.1002/pssb.202400215⟩

Article dans une revue hal-04795744v1

Excitons in (Al,Ga)N quantum dots and quantum wells grown on (0001)-oriented AlN templates: Emission diagrams and valence band mixings

Alexandra Ibanez , Nikita Nikitskiy , Aly Zaiter , Pierre Valvin , Wilfried Desrat et al.

Journal of Applied Physics, 2023, 134 (19), pp.193103. ⟨10.1063/5.0170867⟩

Article dans une revue hal-04342825v1

Boron and nitrogen isotope effects on hexagonal boron nitride properties

Eli Janzen , Hannah Schutte , Juliette Plo , Adrien Rousseau , Thierry Michel et al.

Advanced Materials, 2023, 36 (2), ⟨10.1002/adma.202306033⟩

Article dans une revue hal-04791869v1

Bernal Boron Nitride Crystals Identified by Deep-Ultraviolet Cryomicroscopy

Adrien Rousseau , Pierre Valvin , Wilfried Desrat , Lianjie Xue , Jiahan Li et al.

ACS Nano, 2022, 16 (2), pp.2756-2761. ⟨10.1021/acsnano.1c09717⟩

Article dans une revue hal-03603645v1

Determination of the direct bandgap value in In4Se3 thin films

Lola de Brucker , Matthieu Moret , Bernard Gil , Wilfried Desrat

Journal of Physics: Condensed Matter, 2022, 34, pp.425703. ⟨10.1088/1361-648X/ac895f⟩

Article dans une revue hal-03780298v1

Polytypes of sp2-Bonded Boron Nitride

Bernard Gil , Wilfried Desrat , Adrien Rousseau , Christine Elias , Pierre Valvin et al.

Crystals, 2022, 12 (6), pp.782. ⟨10.3390/cryst12060782⟩

Article dans une revue hal-03684307v1

Hexagonal and rhombohedral polytypes in indium selenide films grown on c-plane sapphire

Lola de Brucker , Matthieu Moret , Bernard Gil , Wilfried Desrat

AIP Advances, 2022, 12 (5), pp.055308. ⟨10.1063/5.0091675⟩

Article dans une revue hal-03689421v1

Evidence of direct optical transitions in γ-In2Se3

Lola de Brucker , Wilfried Desrat , Matthieu Moret , Bernard Gil

Physical Review Materials, 2022, 6, pp.064003. ⟨10.1103/PhysRevMaterials.6.064003⟩

Article dans une revue hal-03708781v1

Determination of the optical bandgap of the Bernal and rhombohedral boron nitride polymorphs

Adrien Rousseau , Matthieu Moret , Pierre Valvin , Wilfried Desrat , Jiahan Li et al.

Physical Review Materials, 2021, 5 (6), pp.064602. ⟨10.1103/PhysRevMaterials.5.064602⟩

Article dans une revue hal-04795723v1

Unconventional reentrant quantum Hall effect in a HgTe/CdHgTe double quantum well

M. Yakunin , Sergey S. Krishtopenko , S. Podgornykh , M. Popov , V. Neverov et al.

Physical Review B, 2020, 102 (16), ⟨10.1103/PhysRevB.102.165305⟩

Article dans une revue hal-03036349v1

Magneto-transport in inverted HgTe quantum wells

Ivan Yahniuk , Sergey Krishtopenko , Grzegorz Grabecki , Benoit Jouault , Christophe Consejo et al.

Npj Quantum Materials, 2019, 4, pp.13. ⟨10.1038/s41535-019-0154-3⟩

Article dans une revue hal-02302388v1

Massless Dirac fermions in III-V semiconductor quantum wells

Sergey S. Krishtopenko , W. Desrat , K. Spirin , C. Consejo , S. Ruffenach et al.

Physical Review B, 2019, 99 (12), pp.121405. ⟨10.1103/PhysRevB.99.121405⟩

Article dans une revue hal-02072785v1

InSe as a case between 3D and 2D layered crystals for excitons

T. Shubina , Wilfried Desrat , Matthieu Moret , Antoine Tiberj , Olivier Briot et al.

Nature Communications, 2019, 10, pp.3479. ⟨10.1038/s41467-019-11487-0⟩

Article dans une revue hal-02275857v1

Terahertz Spectroscopy of Two-Dimensional Semimetal in Three-Layer InAs/GaSb/InAs Quantum Well

Sergey S. Krishtopenko , Sandra Ruffenach , Fernando Gonzalez-Posada , Christophe Consejo , Wilfried Desrat et al.

JETP Letters, 2019, 109 (2), pp.96-101. ⟨10.1134/S0021364019020085⟩

Article dans une revue hal-02157723v1

Superconducting Ga/GaSe layers grown by van der Waals epitaxy

Wilfried Desrat , Matthieu Moret , Olivier Briot , Thi Huong Ngo , Benjamin Piot et al.

Materials Research Express, 2018, 5 (4), pp.045901. ⟨10.1088/2053-1591/aab8c5⟩

Article dans une revue hal-01784269v1

Properties of MAPbI3 perovskite layers grown with HCl additions

Matthieu Moret , Antoine Tiberj , Wilfried Desrat , Olivier Briot

Superlattices and Microstructures, 2018, 120, pp.136. ⟨10.1016/j.spmi.2018.05.033⟩

Article dans une revue hal-01802768v1

Band splitting in Cd3As2 measured by magnetotransport

Wilfried Desrat , Sergey S. Krishtopenko , B. A. Piot , M. Orlita , Christophe Consejo et al.

Physical Review B, 2018, 97 (24), pp.245203. ⟨10.1103/PhysRevB.97.245203⟩

Article dans une revue hal-01827025v1

Temperature-dependent terahertz spectroscopy of inverted-band three-layer InAs/GaSb/InAs quantum well

Sergey S. Krishtopenko , Sandra Ruffenach , F. Gonzalez-Posada , G. Boissier , M. Marcinkiewicz et al.

Physical Review B, 2018, 97 (24), pp.245419. ⟨10.1103/PhysRevB.97.245419⟩

Article dans une revue hal-01862289v1

Temperature-Induced Topological Phase Transition in HgTe Quantum Wells

Aleksandr Kadykov , Sergey S. Krishtopenko , Benoit Jouault , Wilfried Desrat , Wojciech Knap et al.

Physical Review Letters, 2018, 120 (8), pp.086401. ⟨10.1103/PhysRevLett.120.086401⟩

Article dans une revue hal-01740166v1

Growth of low doped monolayer graphene on SiC(0001) via sublimation at low argon pressure

Perine Landois , Tianlin Wang , Abir Nachawaty , Maxime Bayle , J.M. Decams et al.

Physical Chemistry Chemical Physics, 2017, 10.1039/c7cp01012e. ⟨10.1039/c7cp01012e⟩

Article dans une revue hal-01540335v1

Temperature-driven single-valley Dirac fermions in HgTe quantum wells

M. Marcinkiewicz , Sandra Ruffenach , Sergey S. Krishtopenko , Aleksandr Kadykov , Christophe Consejo et al.

Physical Review B, 2017, 96 (3), pp.035405. ⟨10.1103/PhysRevB.96.035405⟩

Article dans une revue hal-01583239v1

Magnetic field driven ambipolar quantum Hall effect in epitaxial graphene close to the charge neutrality point

Abir Nachawaty , M. Yang , Wilfried Desrat , Sébastien Nanot , B. Jabakhanji et al.

Physical Review B, 2017, 96 (7), pp.075442. ⟨10.1103/PhysRevB.96.075442⟩

Article dans une revue hal-01584484v1

Temperature-driven massless Kane fermions in HgCdTe crystals

Frederic Teppe , M. Marcinkiewicz , Sergey S. Krishtopenko , Sandra Ruffenach , Christophe Consejo et al.

Nature Communications, 2016, 7, pp.12576. ⟨10.1038/ncomms12576⟩

Article dans une revue hal-01391282v1

Magneto-Optical Signature of Massless Kane Electrons in Cd_{3} As_{2}

A. Akrap , M. Hakl , S. Tchoumakov , I. Crassee , J. Kuba et al.

Physical Review Letters, 2016, 117 (13), ⟨10.1103/PhysRevLett.117.136401⟩

Article dans une revue hal-01986067v1

Disorder-Induced Stabilization of the Quantum Hall Ferromagnet

Benjamin Piot , Wilfried Desrat , Duncan Kennedy Maude , Dimitrios Kazazis , Antonella Cavanna et al.

Physical Review Letters, 2016, 116 (10), pp.106801. ⟨10.1103/physrevlett.116.106801⟩

Article dans une revue hal-01986044v1

Hole Fermi surface in Bi2Se3 probed by quantum oscillations

B.A. Piot , Wilfried Desrat , Duncan Kennedy Maude , M. Orlita , M. Potemski et al.

Physical Review B, 2016, 93 (15), pp.155206. ⟨10.1103/PhysRevB.93.155206⟩

Article dans une revue hal-01924991v1

Puddle-Induced Resistance Oscillations in the Breakdown of the Graphene Quantum Hall Effect

M. Yang , O. Couturaud , W. Desrat , C. Consejo , D. Kazazis et al.

Physical Review Letters, 2016, 117 (23), pp.237702. ⟨10.1103/PhysRevLett.117.237702⟩

Article dans une revue hal-01939530v1

Terahertz detection of magnetic field-driven topological phase transition in HgTe-based transistors

Aleksandr Kadykov , Frederic Teppe , Christophe Consejo , L. Viti , M. S. Vitiello et al.

Applied Physics Letters, 2015, 107 (15), pp.152101. ⟨10.1063/1.4932943⟩

Article dans une revue hal-01237406v1

W line shape in the resistively detected nuclear magnetic resonance

W Desrat , B Piot , Duncan Kennedy Maude , W Wasilewski , M. Henini et al.

Journal of Physics: Condensed Matter, 2015, 27 (27), pp.275801. ⟨10.1088/0953-8984/27/27/275801⟩

Article dans une revue hal-01986005v1

Magnetotransport in a two-subband AlGaN/GaN heterostructure in the presence of mixed disorder

Wilfried Desrat , Magdalena Chmielowska , Sebastien Chenot , Yvon Cordier , Benoit Jouault

European Physical Journal: Applied Physics, 2014, 68 (2), pp.20102. ⟨10.1051/epjap/2014140068⟩

Article dans une revue istex hal-01208531v1

Tuning the transport properties of graphene films grown by CVD on SiC(0001): Effect of in situ hydrogenation and annealing

Bilal Jabakhanji , A. Michon , Christophe Consejo , Wilfried Desrat , M. Portail et al.

Physical Review B, 2014, 89 (8), pp.085422. ⟨10.1103/PhysRevB.89.085422⟩

Article dans une revue hal-01200760v1

Magnetoresistance of disordered graphene: From low to high temperatures

Bilal Jabakhanji , D. Kazazis , Wilfried Desrat , A. Michon , M. Portail et al.

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90 (3), pp.035423. ⟨10.1103/PhysRevB.90.035423⟩

Article dans une revue hal-01208536v1

Quantum Hall effect of self-organized graphene monolayers on the C-face of 6H-SiC

B. Jabakhanji , C. Consejo , N. Camara , W. Desrat , P. Godignon et al.

Journal of Physics D: Applied Physics, 2014, 47 (9), pp.094009. ⟨10.1088/0022-3727/47/9/094009⟩

Article dans une revue hal-03037519v1

Magnetotransport studies of AlGaN/GaN heterostructures with two-dimensional electron gas in parallel with a three-dimensional Al-graded layer: Incorrect hole type determination

Wilfried Desrat , Sylvie Contreras , Leszek Konczewicz , Benoit Jouault , M. Chmielowska et al.

Journal of Applied Physics, 2013, 114 (2), pp.023704. ⟨10.1063/1.4813220⟩

Article dans une revue hal-01208523v1

Dispersive line shape in the vicinity of the ν = 1 quantum Hall state: Coexistence of Knight-shifted and unshifted resistively detected NMR responses

W. Desrat , B. Piot , S. Kramer , Maude Duncan Kennedy , Z. Wasilewski et al.

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2013, 88 (24), pp.241306

Article dans une revue hal-01985961v1

Interplay between interferences and electron-electron interactions in epitaxial graphene

Benoit Jouault , B. Jabakhanji , N. Camara , W. Desrat , C. Consejo et al.

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2011, 83 (19), pp.195417. ⟨10.1103/PhysRevB.83.195417⟩

Article dans une revue hal-03037524v1

Growth of monolayer graphene on 8 degrees off-axis 4H-SiC (000-1) substrates with application to quantum transport devices

Nicolas Camara , Benoit Jouault , A. Caboni , B. Jabakhanji , Wilfried Desrat et al.

Applied Physics Letters, 2010, 97, pp.093107. ⟨10.1063/1.3480610⟩

Article dans une revue hal-00543281v1

Probing the electrical anisotropy of multilayer graphene on the Si face of 6H-SiC

Benoit Jouault , B. Jabakhanji , Nicolas Camara , Wilfried Desrat , Antoine Tiberj et al.

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2010, 82, pp.085438. ⟨10.1103/PhysRevB.82.085438⟩

Article dans une revue hal-00543285v1

Ballistic effects up to room temperature in microscopic Hall sensors

Benoit Jouault , Wilfried Desrat , Olivier Couturaud , Sylvie Contreras , Dominique Mailly et al.

Journal of Applied Physics, 2009, 105 (7), pp.074504. ⟨10.1063/1.3103303⟩

Article dans une revue hal-00394184v1

Antisymmetric magnetoresistance anomalies and magnetic domain structure in GaMnAs/InGaAs layers

Wilfried Desrat , Souleymane Kamara , Ferial Terki , Salam Charar , J. Sadowski et al.

Semiconductor Science & Technology, 2009, 24, pp.065011. ⟨10.1088/0268-1242/24/6/065011⟩

Article dans une revue istex hal-00539810v1

Integer quantum Hall effect in a PbTe quantum well

Benjamin Piot , V.A. Chitta , W. Desrat , Duncan Kennedy Maude , B.A. Piot et al.

Physica E: Low-dimensional Systems and Nanostructures, 2006, 34 (1-2), pp.124-127. ⟨10.1016/j.physe.2006.03.108⟩

Article dans une revue hal-01985597v1

Multivalley transport and the integer quantum Hall effect in a PbTe quantum well

V. Chitta , W. Desrat , Duncan Kennedy Maude , Benjamin Piot , N. Oliveira et al.

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2005, 72 (19), ⟨10.1103/physrevb.72.195326⟩

Article dans une revue hal-01985591v1

Optimization of the shunt resistance of Cu(In,Ga)Se2 cells for indoor applications

Maya El Khoury , Matthieu Moret , Antoine Tiberj , Wilfried Desrat

13èmes Journées Nationales du Photovoltaïque (JNPV 2023), Dec 2023, Dourdan, France.

Poster de conférence hal-04810791v1

Growth of p-type monolayer graphene on SiC (0001) via sublimation at low argon pressure

Tianlin Wang , Perine Landois , Maxime Bayle , Abir Nachawaty , Wilfried Desrat et al.

GDR, Oct 2016, Oleron, France

Poster de conférence hal-01455032v1

Système de supervision d'une centrale photovoltaïque pour les particuliers

Franck Lecat , Wilfried Desrat

Colloque sur les Objets et systèmes Connectés, Ecole Supérieure de Technologie de Casablanca (Maroc), Institut Universitaire de Technologie d'Aix-Marseille (France), Jun 2019, CASABLANCA, Maroc

Communication dans un congrès hal-02298838v1

Spectroscopy of temperature-driven single valley Dirac fermions in HgTe/CdHgTe quantum wells

A. M. Kadykov , Sergey S. Krishtopenko , Benoit Jouault , W. Desrat , M. Marcinkiewicz et al.

2018 43RD INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ), Sep 2018, 345 E 47TH ST, NEW YORK, NY 10017 USA, Unknown Region. ⟨10.1109/IRMMW-THz.2018.8510039⟩

Communication dans un congrès hal-03037689v1

Observation of topological phase transition by terahertz photoconductivity in HgTe-based transistors

Aleksandr Kadykov , Christophe Consejo , M. Marcinkiewicz , L. Viti , M. S. Vitiello et al.

17th International Conference on II-VI Compounds, 2016, Paris, France. pp.534-537, ⟨10.1002/pssc.201510264⟩

Communication dans un congrès istex hal-01417831v1

High field magneto-transport in Graphene Grown by Chemical Vapor Deposition on SiC

Yang Ming , Olivier Couturaud , Wilfried Desrat , D. Kazazis , A. Michon et al.

Annual meeting of the GDRi Graphene and Nanotubes, Nov 2015, Aussois, France

Communication dans un congrès hal-01966744v1

Non-trivial Berry phase in the Cd3As2 3D Dirac semimetal

Wilfried Desrat , Christophe Consejo , Frederic Teppe , Sylvie Contreras , M. Marcinkiewicz et al.

EDISON 19, Jun 2015, Salamanca, Spain. ⟨10.1088/1742-6596/647/1/012064⟩

Communication dans un congrès hal-01932656v1

Midwave infrared InAs/GaSb superlattice photodiode with a dopant-free p-n junction

M. Delmas , J. B. Rodriguez , R. Taalat , Leszek Konczewicz , Wilfried Desrat et al.

8th International Workshop on Quantum Structure Infrared Photodetectors (QSIP), Jun 2014, Santa-Fe, United States. pp.76-80, ⟨10.1016/j.infrared.2014.09.036⟩

Communication dans un congrès hal-01216731v1

Terahertz excitations in HgTe-based field effect transistors

Aleksandr Kadykov , Christophe Consejo , Frederic Teppe , Wilfried Desrat , L. Viti et al.

19TH INTERNATIONAL CONFERENCE ON ELECTRON DYNAMICS IN SEMICONDUCTORS, OPTOELECTRONICS AND NANOSTRUCTURES (EDISON' 19), 2015, Salamanca, Spain. pp.UNSP 012009, ⟨10.1088/1742-6596/647/1/012009⟩

Communication dans un congrès hal-01249955v1

Terahertz studies of 2D and 3D topological transitions

M. Marcinkiewicz , Frederic Teppe , Christophe Consejo , Nina Diakonova , Wilfried Desrat et al.

19TH INTERNATIONAL CONFERENCE ON ELECTRON DYNAMICS IN SEMICONDUCTORS, OPTOELECTRONICS AND NANOSTRUCTURES (EDISON' 19), 2015, Salamanca, Spain. pp.UNSP 012037, ⟨10.1088/1742-6596/647/1/012037⟩

Communication dans un congrès hal-01249953v2

Sub-terahertz photoconductivity of Hg x Cd 1− x Te crystals with composition close to semiconductor-to-semimetal topological transition

Christophe Consejo , Frederic Teppe , Nina Diakonova , Wilfried Desrat , Sandra Ruffenach et al.

Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on, Sep 2014, Tucson, United States. pp.1

Communication dans un congrès hal-01265668v1

The contact hyperfine interaction and the integer and fractional quantum Hall effects

Duncan Kennedy Maude , Benjamin Piot , Wilfried Desrat

11th International Workshop on Low Temperature Electronics (WOLTE), Jul 2014, Grenoble, France. ⟨10.1109/WOLTE.2014.6881023⟩

Communication dans un congrès hal-01705519v1

Mobility spectrum analysis on AlGaN/AlN/GaN heterostructures grown on Fe-doped GaN templates

Sylvie Contreras , Wilfried Desrat , Leszek Konczewicz

EXMATEC 2012, May 2012, Ile de Porquerolles, France

Communication dans un congrès hal-00806216v1

Mesures de magnétorésistance pour caractériser la mobilité dans les MOSFETs à empilement de grille TiN/HfO2/SiO2

L. Thevenod , M. Cassé , W. Desrat , M. Mouis , G. Reimbold et al.

Journées "Simulation et caractérisation des nanocomposants" du GDR Nanoélectronique, 2006, GRENOBLE, France. pp.XX

Communication dans un congrès hal-00148277v1

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