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Number of documents

95

CV_Sylvain_Le Gall_GeePs


Dr. Sylvain Le Gall,

Assciate Professor, Univ. Paris-Sud (Département de Physique, UFR Sciences)

 

Laboratoire GeePs , (pôle PHEMADIC)

11 Rue Joliot Curie, 91190 Gif sur Yvette


Journal articles29 documents

  • Harsh Chaliyawala, Neha Aggarwal, Zeel Purohit, Roma Patel, Govind Gupta, et al.. Role of nanowire length on the performance of a self-driven NIR photodetector based on mono/bi-layer graphene (camphor)/Sinanowire Schottky junction. Nanotechnology, Institute of Physics, 2020, 31 (2020-05-29), pp.225208. ⟨10.1088/1361-6528/ab767f⟩. ⟨hal-02515649⟩
  • Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Jean-Paul Kleider, Pere Roca I Cabarrocas. Electrical characterization of low temperature plasma epitaxial Si grown on highly doped Si substrates. EPJ Photovoltaics, EDP sciences, 2020, EPJ Photovoltaics, 11, pp.4. ⟨10.1051/epjpv/2020002⟩. ⟨hal-02472834⟩
  • Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Aurore Brézard-Oudot, Alexandre Jaffré, et al.. Understanding and monitoring the capacitance‐voltage technique for the characterization of tandem solar cells. Progress in Photovoltaics, Wiley, 2020, 28 (6), pp.601-608. ⟨10.1002/pip.3235⟩. ⟨hal-02439912⟩
  • Nicole Beddelem, Stéphanie Bruyere, Franck Cleymand, Sebastien Diliberto, Christophe Longeaud, et al.. Structural and functional properties of Zn(Ge,Sn)N2 thin films deposited by reactive sputtering. Thin Solid Films, Elsevier, 2020, 709, pp.138192. ⟨10.1016/j.tsf.2020.138192⟩. ⟨hal-02883424⟩
  • Alexandra Levtchenko, Sylvain Le Gall, Rudolf Brüggemann, Jean-Paul Kleider. Determination of Defect Densities in Thin (i) a‐Si:H Used as the Passivation Layer in a‐Si:H/c‐Si Heterojunction Solar Cells from Static Planar Conductance Measurements. physica status solidi (RRL) - Rapid Research Letters, Wiley-VCH Verlag, 2019, 13 (12), pp.1900411. ⟨10.1002/pssr.201900411⟩. ⟨hal-02301811⟩
  • Jules Courtin, Sylvain Le Gall, Pascal Chrétien, Alain Moréac, Gabriel Delhaye, et al.. A low Schottky barrier height and transport mechanism in gold–graphene–silicon (001) heterojunctions. Nanoscale Advances, RSC, 2019, 1 (9), pp.3372-3378. ⟨10.1039/C9NA00393B⟩. ⟨hal-02284803⟩
  • Stéphane Bastide, Encarnacion Torralba, Mathieu Halbwax, Sylvain Le Gall, Elias Mpogui, et al.. 3D Patterning of Si by Contact Etching With Nanoporous Metals. Frontiers in Chemistry, Frontiers, 2019, 7, pp.256. ⟨10.3389/fchem.2019.00256⟩. ⟨hal-02409484⟩
  • Sylvain Le Gall, F. Montaigne, Daniel Lacour, M. Hehn, Nicolas Vernier, et al.. Statistical study of domain-wall depinning induced by magnetic field and current in an epitaxial Co/Ni-based spin-valve wire. Physical Review B: Condensed Matter and Materials Physics, American Physical Society, 2018, 98 (024401), ⟨10.1103/PhysRevB.98.024401⟩. ⟨hal-01827871⟩
  • Artem Baranov, Alexander Gudovskikh, Dmitry Kudryashov, Alexandra Lazarenko, Ivan Morozov, et al.. Defect properties of InGaAsN layers grown as sub-monolayer digital alloys by molecular beam epitaxy. Journal of Applied Physics, American Institute of Physics, 2018, SPECIAL TOPIC: DEFECTS IN SEMICONDUCTORS 123 (16), pp.161418 - 161418. ⟨10.1063/1.5011371⟩. ⟨hal-01739252⟩
  • Alexandra Levtchenko, Sylvain Le Gall, Raphaël Lachaume, Jérôme Michallon, Stéphane Collin, et al.. Optoelectrical modeling of solar cells based on c-Si/a-Si:H nanowire arrays: focus on the electrical transport in between the nanowires. Nanotechnology, Institute of Physics, 2018, nanotechnology, 29 (25), pp.255401. ⟨10.1088/1361-6528/aab7e8⟩. ⟨hal-01738024⟩
  • Houfang Liu, Hongxiang Wei, Xiufeng Han, Guoqiang Yu, Wenshan Zhan, et al.. Magnetic Configurations and State Diagram of Nanoring Magnetic Tunnel Junctions. Physical Review Applied, American Physical Society, 2018, 10 (5), pp.054013. ⟨10.1103/PhysRevApplied.10.054013⟩. ⟨hal-02388092⟩
  • A.S. Gudovskikh, A. Uvarov, A. Morozov, Artem Baranov, A. Kudryashov, et al.. Si doped GaP layers grown on Si wafers by low temperature PE-ALD. Journal of Renewable and Sustainable Energy, AIP Publishing, 2018, 10 (021001), pp.021001. ⟨10.1063/1.5000256⟩. ⟨hal-01738008⟩
  • Alexander S. Gudovskikh, Alexander Uvarov, Ivan A. Morozov, Artem Baranov, Dimitry Kudryashov, et al.. Interface Properties of GaP/Si Heterojunction Fabricated by PE-ALD. physica status solidi (a), Wiley, In press, ⟨10.1002/pssa.201800617⟩. ⟨hal-01943257⟩
  • Encarnación Torralba, Mathieu Halbwax, Taha El Assimi, Marin Fouchier, Vincent Magnin, et al.. 3D patterning of silicon by contact etching with anodically biased nanoporous gold electrodes. Electrochemistry Communications, Elsevier, 2017, 76, pp.79-82. ⟨10.1016/j.elecom.2017.01.014⟩. ⟨hal-01480682⟩
  • Sylvain Le Gall, Nicolas Vernier, Francois Montaigne, André Thiaville, Joao Sampaio, et al.. Effect of spin transfer torque on domain wall motion regimes in [Co/Ni] superlattice wires. Physical Review B: Condensed Matter and Materials Physics, American Physical Society, 2017, Physical Review B, 95 (18), pp.184419. ⟨10.1103/PhysRevB.95.184419⟩. ⟨hal-01525873⟩
  • Alexandra Levtchenko, Raphaël Lachaume, Jérôme Michallon, Stéphane Collin, J Alvarez, et al.. Coupling Optical and Electrical Modelling for the study of a-Si:H-based nanowire Array Solar Cells. physica status solidi (c), Wiley, 2017, E‐MRS 2017 Spring Meeting – Symposium E ; E‐MRS 2017 Spring Meeting – Symposium N, 14 (10), pp.1700181. ⟨10.1002/pssc.201700181⟩. ⟨hal-01589258⟩
  • Artem Baranov, Alexander S. Gudovskikh, Dmitriy A. Kudryashov, Ivan A. Morozov, Alexey M. Mozharov, et al.. Influence of PE-ALD of GaP on the Silicon Wafers Quality. physica status solidi (a), Wiley, 2017, ⟨10.1002/pssa.201700685⟩. ⟨hal-01629362⟩
  • Encarnacion Torralba-Penalver, Sylvain Le Gall, R. Lachaume, Vincent Magnin, J. Harari, et al.. Tunable Surface Structuration of Silicon by Metal Assisted Chemical Etching with Pt Nanoparticles under Electrochemical Bias. ACS Applied Materials & Interfaces, Washington, D.C. : American Chemical Society, 2016, ACS, Applied Materials & Interfaces, 8, pp.31375. ⟨10.1021/acsami.6b09036⟩. ⟨hal-01392805⟩
  • R. Tolley, T. Liu, Y. Xu, S. Le Gall, M. Gottwald, et al.. Generation and manipulation of domain walls using a thermal gradient in a ferrimagnetic TbCo wire. Applied Physics Letters, American Institute of Physics, 2015, 106 (24), pp.242403. ⟨10.1063/1.4922603⟩. ⟨hal-01246640⟩
  • S. Le Gall, N. Vernier, F. Montaigne, M. Gottwald, D. Lacour, et al.. Thermally activated domain wall motion in [Co/Ni](111) superlattices with perpendicular magnetic anisotropy. Applied Physics Letters, American Institute of Physics, 2015, 106 (6), pp.062406. ⟨10.1063/1.4908177⟩. ⟨hal-01246638⟩
  • T. Liu, D. Lacour, F. Montaigne, S. Le Gall, M. Hehn, et al.. Extraordinary Hall effect based magnetic logic applications. Applied Physics Letters, American Institute of Physics, 2015, 106 (5), pp.052406. ⟨10.1063/1.4907615⟩. ⟨hal-01246637⟩
  • Yuan Lu, Daniel Lacour, Gwladys Lengaigne, Sylvain Le Gall, Stéphane Suire, et al.. Electrical control of interfacial trapping for magnetic tunnel transistor on silicon. Applied Physics Letters, American Institute of Physics, 2014, 104 (4), ⟨10.1063/1.4863689⟩. ⟨hal-01282860⟩
  • Yuan Lu, Daniel Lacour, G. Lengaigne, S. Le Gall, S. Suire, et al.. Interfacial trapping for hot electron injection in silicon. Applied Physics Letters, American Institute of Physics, 2013, 103 (2), ⟨10.1063/1.4813015⟩. ⟨hal-01276612⟩
  • J. Cucchiara, Sylvain Le Gall, E. E. Fullerton, J.-V. Kim, D. Ravelosona, et al.. Domain wall motion in nanopillar spin-valves with perpendicular anisotropy driven by spin-transfer torques. Physical Review B: Condensed Matter and Materials Physics, American Physical Society, 2012, Physical Review B, 86 (21), pp.214429. ⟨10.1103/PhysRevB.86.214429⟩. ⟨hal-01579277⟩
  • Sylvain Le Gall, Julien Cucchiara, Matthias Gottwald, Christelle Berthelot, Charles-Henry Lambert, et al.. State diagram of nanopillar spin valves with perpendicular magnetic anisotropy. Physical Review B: Condensed Matter and Materials Physics, American Physical Society, 2012, 86, pp.014419. ⟨10.1103/PhysRevB.86.014419⟩. ⟨hal-01579276⟩
  • S. Le Gall, Bruno Lépine, Gabriel Delhaye, Guy Jézéquel, Pascal Turban, et al.. Transport mechanisms in MgO/GaAs(001) delta-doped junctions. Applied Physics Letters, American Institute of Physics, 2011, 98 (11), pp.112108. ⟨10.1063/1.3567948⟩. ⟨hal-00732777⟩
  • Sophie Guézo, Pascal Turban, Sergio Di Matteo, Philippe Schieffer, S. Le Gall, et al.. Transverse-momentum selection rules for ballistic electrons at epitaxial metal/GaAs(001) interfaces. Physical Review B: Condensed Matter and Materials Physics, American Physical Society, 2010, 81, pp.085319. ⟨10.1103/PHYSREVB.81.085319⟩. ⟨hal-00658304⟩
  • S. Le Gall, L. Desbordes, P. Gracieux, S. Saffroy, Latifa Bousarghin, et al.. Distribution of mutation frequencies among Salmonella enterica isolates from animal and human sources and genetic characterization of a Salmonella Heidelberg hypermutator. Veterinary Microbiology, Elsevier, 2009, 137 (3-4), pp.306-312. ⟨10.1016/j.vetmic.2009.01.023⟩. ⟨hal-02604716⟩
  • Jean-Christophe Le Breton, S. Le Gall, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Transport property study of MgO-GaAs(001) contacts for spin injection devices. Applied Physics Letters, American Institute of Physics, 2007, 91 (17), pp.172112. ⟨10.1063/1.2802727⟩. ⟨hal-00908143⟩

Conference papers38 documents

  • Sylvain Le Gall, Alexandra Levtchenko, Rudolf Brüggemann, Jean-Paul Kleider. Defect densities analysis in thin (i) a-Si:H passivation layer inserted in a-Si:H/c-Si heterojunction solar cells using coplanar conductance measurements : a temperature dependence study. 37th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC 2020), Sep 2020, Lisbon, Portugal. ⟨hal-02946579⟩
  • Alexandra Levtchenko, Sylvain Le Gall, Rudolf Brüggemann, Marie-Estelle Gueunier-Farret, Jean-Paul Kleider. Determination of Effective Defects States by Varying the Thickness of Passivating (i)a-Si:H Layer in a-Si :H/c-Si Heterojunction Solar Cell Using Coplanar Conductance. 28th International Conference on Amorphous and nanocrystalline Semiconductors (ICANS 28), Aug 2019, Palaiseau, France. ⟨hal-02344024⟩
  • Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Jean-Paul Kleider, Pere Roca I Cabarrocas Roca I Cabarrocas. Electrical characterization of low temperature plasma epitaxial Si grown on highly doped Si substrates. 28th International Conference on Amorphous and nanocrystalline Semiconductors (ICANS 28), Aug 2019, Palaiseau, France. ⟨hal-02344032⟩
  • Sylvain Le Gall, Alexandra Levtchenko, Rudolf Brüggemann, Jean-Paul Kleider. Defects in the passivating buffer (i) a-Si:H layer of a-Si:H/c-Si heterojunction solar cells. JNPV 2019, Dec 2019, Dourdan, France. ⟨hal-02344064⟩
  • Sylvain Le Gall, Raphaël Lachaume, Encarnacion Torralba, Christine Cachet-Vivier, Stéphane Bastide, et al.. 3D patterning of Si by contact etchning: contribution of the band bending modeling. Semi-Conducteurs et Oxydes Poreux, 5ème journée (SCOPE 2019), Jun 2019, Thiais, France. ⟨hal-02418947⟩
  • Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Aurore Brézard-Oudot, Alexandre Jaffré, et al.. Capacitance-Voltage Characterization Technique Adapted to Tandem Solar Cell. 36th European Photovoltaic Solar Energy Conference and Exhibition, WIP, Sep 2019, Marseille, France. pp.638, ⟨10.4229/EUPVSEC20192019-3CO.8.3⟩. ⟨hal-02343918⟩
  • Courtin Jules, Sylvain Le Gall, Pascal Chrétien, Gabriel Delhaye, Pascal Turban, et al.. Silicon Band Engineering with 2D materials. 8th NIMS-UR1-CNRS-SG Workshop, Nov 2019, Tsukuba, Japan. ⟨hal-02384509⟩
  • Jules Courtin, Sylvain Le Gall, Pascal Chrétien, Gabriel Delhaye, Pascal Turban, et al.. Tuning the Schottky barrier height at metal/solid 2D/Si heterostructure. Nanotech Paris, Jun 2019, Issy-les-Moulineaux, France. ⟨hal-02287702⟩
  • Alexander S. Gudovskikh, A.V. Uvarov, I.A. Morozov, Artem Baranov, D. A. Kudryashov, et al.. Interface properties of GaP/Si heterojunction fabricated by PE-ALD. EMRS Spring Meeting 2018, Jun 2018, Strasbourg, France. ⟨hal-01801489⟩
  • Encarnacion Torralba-Penalver, Mathieu Halbwax, Elias Mpogui, Vincent Magnin, Joseph Harari, et al.. 3D patterning of silicon with nanoporous gold. Porous Semiconductors - Science and Technology Conference, Mar 2018, La Grande Motte, France. ⟨hal-02404199⟩
  • Nicole Beddelem, Nathaniel Feldberg, Sylvain Le Gall, Yann Battie, Névine Rochat, et al.. Zn(Sn,Ge)N2 : a new double nitride tunable semiconductor family for LED and solar devices. Journées Nationales du PhotoVoltaïque (JNPV) 2018, Dec 2018, Dourdan, France. ⟨hal-01943053⟩
  • Jean-Paul Kleider, J Alvarez, Rudolf Brüggemann, Tristan Carrere, Marie-Estelle Gueunier-Farret, et al.. Recent progress on the amorphous silicon/crystalline silicon interface. 20th ISCMP School and Conference, Sep 2018, Varna, Bulgaria. ⟨hal-01943423⟩
  • Clément Marchat, Letian Dai, Soumyadeep Misra, Alexandre Jaffré, J Alvarez, et al.. Local open-circuit voltage characterization of thin-film radial junction PIN solar cells by Kelvin Probe Force Microscopy. MRS Spring Meeting 2018, Apr 2018, Phoenix, United States. ⟨hal-01801350⟩
  • Alexandra Levtchenko, Rudolf Brüggemann, Hrachya Kyureghian, Alexandre Jaffré, Aurore Brézard-Oudot, et al.. Modulated photocurrent and photoluminescence for the characterization of silicon heterojunctions: experiments and simulation. EMRS Spring Meeting 2018, Jun 2018, Strasbourg, France. ⟨hal-01801362⟩
  • Cyril Léon, Aurore Brézard-Oudot, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Christophe Longeaud, et al.. Application de la technique de caractérisation Capacité-Tension à l’étude des cellules tandem. Journées Nationales du PhotoVoltaïque (JNPV) 2018, Dec 2018, Dourdan, France. ⟨hal-01943020⟩
  • Artem Baranov, Alexander S. Gudovskikh, I.A. Morozov, A. Mozharov, Ekaterina V. Nikitina, et al.. Characterization of GaP/Si heterojunctions by space charge capacitance measurements. E-MRS 2017 Spring Meeting, May 2017, Strasbourg, France. ⟨hal-01632942⟩
  • Sylvain Le Gall, Raphaël Lachaume, Encarnacion Torralba, Mathieu Halbwax, Vincent Magnin, et al.. Advances in silicon surface texturization by metal assisted chemical etching for photovoltaic applications. 2017 IEEE 44th Photovoltaic Specialists Conference (PVSC), IEEE, Jun 2017, Washington, United States. ⟨10.1109/pvsc.2017.8366525⟩. ⟨hal-01579151⟩
  • Alexandra Levtchenko, Raphaël Lachaume, Jérôme Michallon, Stéphane Collin, J Alvarez, et al.. Influence of electrical transport properties on performance of Si nanowire array solar cells assessed by optoelectrical modeling. E-MRS 2017 Spring Meeting, May 2017, Strasbourg, France. ⟨hal-01632933⟩
  • Alexander S. Gudovskikh, D. A. Kudryashov, I.A. Morozov, Artem Baranov, A.V. Uvarov, et al.. Low temperature plasma enhanced atomic layer deposition of GaP films on Si substrates. ICANS27, The 27th International Conference on Amorphous and Nanocrystalline Semiconductors, Aug 2017, Seoul, South Korea. ⟨hal-01632966⟩
  • A.S. Gudovskikh, A.V. Uvarov, I.A. Morozov, Artem Baranov, D. A. Kudryashov, et al.. Si doped n-type GaP layers grown on Si wafers by low-temperature PE-ALD. Photovoltaic Technical Conference, PVTC 2017, May 2017, Marseille, France. ⟨hal-01632928⟩
  • Artem Baranov, Alexander S. Gudovskikh, Arouna Darga, Sylvain Le Gall, Jean-Paul Kleider. Capacitance characterization of GaP/n-Si structures grown by PE-ALD. 4th International School and Conference on Optoelectronics, Photonics, Engineering and Nanostructures (Saint-Petersburg OPEN 2017), Apr 2017, Saint-Petersbourg, France. pp.052027, ⟨10.1088/1742-6596/917/5/052027⟩. ⟨hal-01653684⟩
  • Encarnacion Torralba-Penalver, Mathieu Halbwax, E. Mpogui, Taha El Assimi, Joseph Harari, et al.. Gravure par contact du silicium à l’aide d’électrodes en or nanoporeux. Semiconduteur et oxyde poreux (SCOPE 2017), Jun 2017, Lille, France. ⟨hal-01580526⟩
  • E Torralba, M Halbwax, T El Assimi, V Magnin, J Harari, et al.. Microstructuration of Silicon Surfaces Using Nanoporous Gold Electrodes. 21st Topical Meeting of the International Society of Electrochemistry, ISE, Apr 2017, Szeged, Hungary. pp.31375 - 31375. ⟨hal-01537684⟩
  • Stéphane Bastide, Encarnacion Torralba-Penalver, Christine Cachet-Vivier, Sylvain Le Gall, Raphaël Lachaume, et al.. Tunable Nanostructuration of Si by MACE with Pt nanoparticles under an applied external bias. 10th Conference of Porous Semiconductor Science and Technology (PSST) , Mar 2016, Tarragone, Spain. ⟨hal-01579288⟩
  • Stéphane Bastide, Encarnacion Torralba-Penalver, Christine Cachet-Vivier, Sylvain Le Gall, Raphaël Lachaume, et al.. Controlled elaboration of high aspect ratio cone-shape pore arrays in silicon by metal assisted chemical etching. E-MRS fall meeting 2016, Materials Research Society, Sep 2016, Varsovie, Poland. ⟨hal-01579541⟩
  • Encarnacion Torralba-Penalver, Sylvain Le Gall, Christine Cachet-Vivier, Raphaël Lachaume, Mathieu Halbwax, et al.. Controlled elaboration of high aspect ratio cone-shape pore arrays in silicon by metal assisted chemical etching. 11th INTERNATIONAL CONFERENCE ON SURFACE COATINGS AND NANOSTRUTURED MATERIALS (NANOSMAT), Sep 2016, Aveiro, Portugal. ⟨hal-01579534⟩
  • Alexandra Levtchenko, Raphaël Lachaume, Jean-Paul Kleider, José Alvarez, Sana Laribi, et al.. Simulation électrique et optique de nanofils de Silicium en géométrie radiale pour des applications photovoltaïques. Journées Nationales du Photovoltaïque 2015 (JNPV 2015), Dec 2015, Dourdan, France. ⟨hal-01238536⟩
  • Sylvain Le Gall, Thomas Hauet, Nicolas Vernier, Michel Hehn, Daniel Lacour, et al.. Thermally activated domain wall motion in [Co/Ni](111) superlattices with perpendicular magnetic anisotropy. INTERMAG 2015, May 2015, Beijing, China. pp.14419 - 57002, ⟨10.1109/INTMAG.2015.7156512⟩. ⟨hal-01260458⟩
  • Sylvain Le Gall, Michel Hehn, Jonathan. Z Sun, Sébastien Petit-Watelot, Y. Henry, et al.. Spin transfer torque on domain wall state in nanopillar magnetic tunnel junction with perpendicular magnetic anisotropy. International French-US Workshop: "Toward low power spintronic devices", Jul 2013, San Diego, CA, United States. ⟨hal-01579286⟩
  • Sylvain Le Gall, H. F Liu, Michel Hehn, Daniel Lacour, Yuan Lu, et al.. Etude de l'effet de transfert de Spin dans des jonctions tunnel magnétiques en géométrie nanoring. Colloque Louis Néel, 15th, Mar 2013, Tours, France. ⟨hal-01579283⟩
  • Sophie Guézo, Pascal Turban, Sergio Di Matteo, Philippe Schieffer, S. Le Gall, et al.. BEEM as a local probe of electronic properties at buried interfaces: band structure effects in the epitaxial Au(110)/GaAs(001) Schottky contact. 13th ICFSI, 2011, Prague, Czech Republic. ⟨hal-00703661⟩
  • Sophie Guézo, Pascal Turban, Sergio Di Matteo, Philippe Schieffer, S. Le Gall, et al.. Transverse-momentum selection rules for ballistic electrons at epitaxial metal/GaAs(001) interfaces. 24èmes Journées Surfaces et Interfaces, 2010, Nantes, France. ⟨hal-00919213⟩
  • S. Le Gall, Jean-Christophe Le Breton, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Etude des états de défauts à l'interface MgO/GaAs(001). 24èmes Journées Surfaces et Interfaces, 2010, Nantes, France. ⟨hal-00919270⟩
  • T. Jaouen, Gabriel Delhaye, Bruno Lépine, S. Le Gall, Philippe Schieffer, et al.. Preliminary study of the growth of MgO on Si(001) by x-ray photoelectron spectroscopy. International Workshop and Winter School: Photoemission, 2010, Dijon, France. ⟨hal-00919190⟩
  • Sylvain Le Gall, Jean-Christophe Le Breton, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Study of MgO/GaAs(001) contacts for spin injection/detection in n-type unipolar devices. Materials Research Society (MRS) Spring Meeting, Materials Research Society, Apr 2009, San Fransisco, France. ⟨hal-01579282⟩
  • Sophie Guézo, Pascal Turban, Claude Lallaizon, S. Le Gall, Jean-Christophe Le Breton, et al.. Local electronic properties of MgO tunnel barrier studied by Ballistic Electron Emission Microscopy (BEEM). European Conference On Surface Science, 2008, Liverpool, United Kingdom. ⟨hal-00717479⟩
  • Sophie Guézo, Pascal Turban, Claude Lallaizon, S. Le Gall, Jean-Christophe Le Breton, et al.. Microscopie à émission d'électrons balistiques (BEEM) : Etude des propriétés électroniques locales de barrières tunnel de MgO. 12eme Colloque Louis Néel, 2008, La Grande Motte, France. ⟨hal-00733372⟩
  • Sophie Guézo, Pascal Turban, Claude Lallaizon, Jean-Christophe Le Breton, S. Le Gall, et al.. Microscopie à émission d'électrons balistiques (BEEM) : Imagerie et Spectroscopie d'interfaces avec une résolution nanométrique. 2èmes Journées Nanosciences de Bretagne, 2008, Nantes, France. ⟨hal-00733367⟩

Poster communications28 documents

  • Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, Aurore Brézard-Oudot, Alexandre Jaffré, et al.. Application de la spectroscopie d'admittance aux cellules multi-jonctions. JNPV 2019, Dec 2019, Dourdan, France. ⟨hal-02344069⟩
  • Leonardo Kopprio, Sylvain Le Gall, Christophe Longeaud, Thanh Bui, Boubakeur Ayachi, et al.. Evaluation of the optoelectronic properties of ZnSnN2 thin films under different growth conditions and doping implantation of As and P at different concentrations. JNPV 2019, Dec 2019, Dourdan, France. ⟨hal-02419004⟩
  • Koffi Ahanogbe, J.P. Connolly, Cyril Léon, Sylvain Le Gall, Marie-Estelle Gueunier-Farret, et al.. Optimisation de cellules solaires tandem à trois terminaux à base de pérovskites. JNPV 2019, Dec 2019, Dourdan, France. ⟨hal-02344117⟩
  • J.P. Connolly, Zakaria Djebbour, Jean-Paul Kleider, Cyril Léon, Sylvain Le Gall, et al.. Interface Design for Three Terminal Selective Band Offset Tandems. 28th International Conference on Amorphous and nanocrystalline Semiconductors (ICANS 28), Aug 2019, Palaiseau, France. ⟨hal-02344012⟩
  • Sylvain Le Gall, Boubakeur Ayachi, Nicole Beddelem, T Bui, Christophe Longeaud, et al.. Etude des propriétés de photoconductivité de couches minces de ZnSnN2 par implantation de dopants et selon différentes conditions de croissance. Journées Nationales du PhotoVoltaique 2018, Dec 2018, Dourdan, France. ⟨hal-01943086⟩
  • Clément Marchat, Letian Dai, Soumyadeep Misra, Alexandre Jaffré, J Alvarez, et al.. Caractérisation du potentiel de circuit-ouvert d’une cellule solaire Si à jonction radiale PIN en couche mince par la technique de Kelvin Probe Force Microscopy. Journées Nationales du PhotoVoltaïque, JNPV 2018, Dec 2018, Dourdan, France. ⟨hal-01943488⟩
  • Sylvain Le Gall, Raphaël Lachaume, Encarnacion Torralba-Penalver, Mathieu Halbwax, Vincent Magnin, et al.. Preuve de concept de texturisation de surface de Silicium par MACE pour des applications photovoltaïques. Journées Nationales du Photovoltaique 2018, Dec 2018, Dourdan, France. ⟨hal-01961816⟩
  • Thibaut Perin, N. Feldberg, N. Fèvre, G. Kremer, Sylvain Le Gall, et al.. Prospective analysis of optoelectronic properties of ZnSnN2 for future tandem solar cells. Journées Nationales du Photovoltaïque 2017, Dec 2017, Dourdan, France. ⟨hal-01633190⟩
  • D. Yarekha, Mathieu Halbwax, N. Belouchrani, Vincent Magnin, Joseph Harari, et al.. Application of the cryogenic etching for mold fabrication in Si substrates . Journée Nationales sur les Technologies Emergentes en micronanofabrication (JNTE 2017), Nov 2017, Orléan, France. 2017. ⟨hal-01647675⟩
  • Alexandra Levtchenko, Raphaël Lachaume, Jérôme Michallon, Stéphane Collin, J Alvarez, et al.. Couplage des modélisations électriques/optiques pour l'étude de cellules à base de nanofils a-Si:H. Journées Nationales du Photovoltaïque 2017, Dec 2017, Dourdan, France. ⟨hal-01633176⟩
  • Cyril Léon, Raphaël Lachaume, Marie-Estelle Gueunier-Farret, Sylvain Le Gall. TANGUI: un outil de modélisation pour les cellules tandems. Journées Nationales du Photovoltaïque, Dec 2017, Dourdan, France. 2017. ⟨hal-01637646⟩
  • Alexandra Levtchenko, Raphaël Lachaume, Rudolf Brüggemann, Hrachya Kyureghian, Alexandre Jaffré, et al.. Application de la technique de photocourant modulé (MPC) aux cellules à hétérojonctions c-Si / a-Si:H. Journées Nationales du Photovoltaïque 2017, Dec 2017, Dourdan, France. ⟨hal-01633186⟩
  • Letian Dai, Mutaz Al-Ghzaiwat, Wanghua Chen, Martin Foldyna, Isabelle Maurin, et al.. Optimizing tin dioxide nanoparticles distribution for silicon nanowires growth. Nanowire week, May 2017, Lund, Sweden. ⟨hal-01632957⟩
  • Sylvain Le Gall, Nicolas Vernier, François Montaigne, André Thiaville, DafinÉ Ravelosona, et al.. Effect of spin transfer torque on domain wall motion regimes in [Co/Ni] superlattice wires. 17ème Colloque Louis Néel, Mar 2016, Saint-Dié-des-Vosges, France. ⟨hal-01579635⟩
  • Letian Dai, Martin Foldyna, Mutaz Al-Ghzaiwat, Wanghua Chen, Isabelle Maurin, et al.. Tandem radial-junction silicon nanowire solar cells fabricated by PECVD. Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France. 2016. ⟨hal-01424667⟩
  • Alexandra Levtchenko, Aurore Brézard-Oudot, Alexandre Jaffré, J Alvarez, Artem Baranov, et al.. Etude des propriétés photoélectriques de couches de GaP deposées à basse température par des mesures de conductivité et de photocourant modulé. Journées Nationales du Photovoltaïque (JNPV 2016), Nov 2016, Dourdan, France. ⟨hal-01475039⟩
  • Sylvain Le Gall, Raphaël Lachaume, Encarnacion Torralba-Penalver, Mathieu Halbwax, Vincent Magnin, et al.. Modélisation 2D de la courbure de bandes de l'interface Pt-Si-Electrolyte, vers une meilleure compréhension des mécanismes de gravure chimique. Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France. 2016. ⟨hal-01424650⟩
  • Sylvain Le Gall, R. Lachaume, Mathieu Halbwax, Christine Cachet-Vivier, Vincent Magnin, et al.. Structuration de surface de Silicium par gravure chimique assistée par des métaux nobles pour la texturisation de cellules solaires : Simulation de la modulation de la courbure de bande à l’interface Metal/Electrolyte/Silicium. Journée Nationale du Photovoltaique, Dec 2015, Dourdan, France. ⟨hal-01246642⟩
  • Sylvain Le Gall, Thomas Hauet, F. Montaigne, M. Gottwald, D. Lacour, et al.. Domain wall motion induced by spin transfer torque in MBE-grown Co/Ni based multilayer. IEEE International Magnetics Conference, INTERMAG Europe 2014, May 2014, Dresden, Germany. ⟨hal-01103988⟩
  • Sylvain Le Gall, Thomas Hauet, N. Vernier, F. Montaigne, M. Gottwald, et al.. Field and current-induced domain wall motion on epitaxial Co/Ni superlattice : Arrhenius-type activated regime and stochastic H-driven or J-driven. XVIe Colloque Louis Néel, Sep 2014, Autrans, France. ⟨hal-01103996⟩
  • Sylvain Le Gall, M. Lavanant, M. Hehn, S. Petit-Watelot, J.Z. Sun, et al.. Domain wall ,stabilization on magnetic tunnel junction with perpendicular magnetic anisotropy. International Workshop on Nanomaterials - MSnows 2014, Sep 2014, Nancy, France. ⟨hal-01103972⟩
  • Sylvain Le Gall, Matthias Gottwald, Thomas Hauet, François Montaigne, Daniel Lacour, et al.. Etude du dépiégeage de paroi sous courant dans des pistes micrométriques de super-réseau et spin-valves Co/Ni épitaxiés à aimantation perpendiculaire. 15ème Colloque Louis Néel, Sep 2013, Tours, France. ⟨hal-01579613⟩
  • Sylvain Le Gall, François Montaigne, Thomas Hauet, Matthias Gottwald, Daniel Lacour, et al.. Statistical study of DW depinning induced by current on epitaxial Co-Ni wires, single layer vs spin valves. International French-US Workshop, toward low power spintronic devices, Jul 2013, San Diego, United States. ⟨hal-01579616⟩
  • Matthias Gottwald, Sylvain Le Gall, Thomas Hauet, François Montaigne, Stéphane Mangin, et al.. Study of [Co/Ni](111) superlattice-based structures for spintronics applications. Magnetic Single Nano-Object Workshop & School 2012 (MSNOW), Feb 2012, Les Houches, France. ⟨hal-01579600⟩
  • Sylvain Le Gall, Bruno Lépine, Gabriel Delhaye, Guy Jézéquel, Pascal Turban, et al.. Etude des propriétés de transport de structures MgO/GaAs delta dopées dédiées à l’électronique de spin . 14eme Colloque Louis Néel, Sep 2011, Brest, France. ⟨hal-01579593⟩
  • Jean-Christophe Le Breton, Sylvain Le Gall, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Influence of the MgO growth conditions on the electronic band structure of the Au/MgO/GaAs(001) heterostructure. E-MRS 2009, Jun 2009, Strasbourg, France. ⟨hal-01579591⟩
  • Sylvain Le Gall, Jean-Christophe Le Breton, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Etude des propriétés de transport du contact MgO/GaAs pour l’injection de spin. 2ème Journée Nanosciences de Bretagne, Jun 2008, Nantes, France. ⟨hal-01579546⟩
  • Sylvain Le Gall, Jean-Christophe Le Breton, Guy Jézéquel, Bruno Lépine, Philippe Schieffer, et al.. Transport properties study of MgO/GaAs(001) contacts for spin injection in unipolar devices. 14th International Conference on Solid Films and Surfaces (ICSFS) , Jun 2008, Dublin, Ireland. ⟨hal-01579548⟩