Alexandre Baron

Assistant Professor AT THE UNIVERSITY OF BORDEAUX (MCF)

Contact

office : #228
115 avenue Dr Schweitzer 33600 Pessac, France
Tel : (+33) 5 56 84 30 08
Fax : (+33) 5 56 84 56 00
eMail : alexandre.baron[AT]crpp.cnrs.fr

RESEARCH INTEREST

  • Metamaterials : self-assembled metamaterials, optical magnetism, hyperbolic metmaterials, metasurfaces
  • Nanophotonics : optical properties of plasmonic, dielectric and composite nanoparticles, plasmonic nanoantennas
  • Nonlinear optics : local field enhancement of nonlinear optical effects, nonlinear plasmonics, nonlinear photonic crystals
  • Photonic crystals : slow light, nonlinear effects, disorder

CURRICULUM

Current positions

Since 2015 Assistant Professor (Maître de Conférences) at the University of Bordeaux

Centre de Recherche Paul Pascal (CNRS)/University of Bordeaux [Pessac, FR]

Since 2015 Adjunct Assistant Professor at Duke University

Center for Metamaterials & Integrated Plasmonics /Duke University [Durham, NC, USA]

Previous positions

2013 – 2015    Post-Doc at Duke University

Center for Metamaterials & Integrated Plasmonics /Duke University [Durham, NC, USA]

2012 – 2013    Post-Doc at Centre de Recherche Paul Pascal (CRPP, CNRS)

Centre de Recherche Paul Pascal (CNRS)/University of Bordeaux [Pessac, FR]

2011 – 2012    Temporary Assistant teacher at the Insitut d’Optique Graduate School (IOGS)

Institut d’Optique Aquitaine/University of Bordeaux [Talence, FR]

2011 – 2012    Post-Doc at the Laboratoire Charles Fabry (LCF, CNRS)

 Institut d’Optique Graduate School/Université Paris-Sud 11 [Palaiseau, FR]

Education and training

2007 – 2011    PhD – Nonlinear Optics in semiconductor structures with strong confinement of the field

Institut d’Optique Graduate School/Université Paris-Sud 11 [Palaiseau, FR]

Received – February 24th, 2011

2006 – 2007    Master Degree in Physics – ès: Optics and Photonics

Université Paris-Sud 11 [Palaiseau, FR]

2004 – 2007    Engineering Degree in Optics

Institut d’Optique Graduate School [Palaiseau, FR]

       PUBLICATIONS

  1. Laurent Lermusiaux, Véronique Many, Philippe Barois, Virginie Ponsinet, Serge Ravaine, Etienne Duguet, Mona Tréguer-Delapierre, and Alexandre Baron. “Toward Huygens’ sources with dodecahedral plasmonic clusters.” Nano Letters (2021).
  2. Maria Letizia De Marco, Taizhi Jiang, Jie Fang, Sabrina Lacomme, Yuebing Zheng, Alexandre Baron, Brian A. Korgel, Philippe Barois, Glenna L. Drisko, and Cyril Aymonier  “Broadband Forward Light Scattering by Architectural Design of Core–Shell Silicon Particles.” Advanced Functional Materials (2021): 2100915.
  3. Alexandre Baron, Ashod Aradian, Virginie Ponsinet, and Philippe Barois “Bottom-up nanocolloidal metamaterials and metasurfaces at optical frequencies.” Comptes Rendus. Physique 21.4-5 (2020): 443-465.
  4. Rajam Elancheliyan, Romain Dezert, Sabine Castano, Ahmed Bentaleb, Einat Nativ-Roth, Oren Regev, Philippe Barois, Alexandre Baron, Olivier Mondain-Monval, and Virginie Ponsinet . “Tailored self-assembled nanocolloidal Huygens scatterers in the visible”. Nanoscale, 12(47), 24177-24187 (2020).
  5. Tong Wu, Alexandre Baron, Philippe Lalanne, and Kevin Vynck. “Intrinsic multipolar contents of nanoresonators for tailored scattering.” Physical Review A 101.1 (2020): 011803. Access link.
  6. Romain Dezert, Philippe Richetti, and Alexandre Baron. “Complete multipolar description of reflection and transmission across a metasurface for perfect absorption of light.” Optics express 27.19 (2019): 26317-26330. Open access link.
  7. Paul Jacquet, Barbara Bouteille, Romain Dezert, Joseph Lautru, Renaud Podor, Alexandre Baron, Jérémie Teisseire, Jacques Jupille, Rémi Lazzari, and Iryna Gozhyk. “Periodic Arrays of Diamond‐Shaped Silver Nanoparticles: From Scalable Fabrication by Template‐Assisted Solid‐State Dewetting to Tunable Optical Properties.” Advanced Functional Materials (2019): 1901119.
  8. Quentin Flamant, Daniel Torrent, Sergioe Gomez-Graña, Alexander N. Grigorenko, Vasyl G. Kravets, Philippe Barois, Virginie Ponsinet, and Alexandre Baron. Direct retrieval method of the effective permittivity and permeability of bulk semi-infinite metamaterials by variable-angle spectroscopic ellipsometry. In: OSA Continuum 2.5 (2019), p. 1762-1772. Open access link.
  9. Véronique Many, Romain Dezert, Etienne Duguet, Alexandre Baron, Vikas Jangid, Virginie Ponsinet, Serge Ravaine, Philippe Richetti, Philippe Barois, and Mona Tréguer-Delapierre. “High optical magnetism of dodecahedral plasmonic meta-atoms”. In: Nanophotonics (2018). arXiv link.
  10. Virginie Ponsinet, Alexandre Baron, Emilie Pouget, Yutaka Okazaki, Reiko Oda, and Philippe Barois. “Self-assembled nanostructured metamaterials”. In: EPL (Europhysics Letters) 119.1 (2017), p. 14004. arXiv link.
  11. Romain Dezert, Philippe Richetti, and Alexandre Baron. “Isotropic Huygens dipoles and multipoles with colloidal particles”. In: Physical Review B 96.18 (2017), p. 180201. arXiv link.
  12. Marie-Christine Dheur, Benjamin Vest, Eloïse Devaux, Alexandre Baron, Jean-Paul Hugonin, Jean-Jacques Greffet, Ga ́etan Messin, and François Marquier. “Remote preparation of single-plasmon states”. In: Physical Review B 96.4 (2017), p. 045432. arXiv link.
  13. Benjamin Vest, Marie-Christine Dheur, Eloïse Devaux, Alexandre Baron, Emmanuel Rousseau, Jean-Paul Hugonin, Jean-Jacques Greffet, Gaétan Messin, and François Marquier. “Anti-coalescence of bosons on a lossy beam splitter”. In: Science 356.6345 (2017), pp. 1373–1376.
  14. Morten Kildemo, Jean-Philippe Banon, Alexandre Baron, Brage B Svendsen, Thomas Brakstad, and Ingve Simonsen. “Optical response of gold hemispheroidal lattices on transparent substrates”. In: Applied Surface Science 421 (2017), pp. 593–600. arXiv link.
  15. PT Bowen, A Baron, and DR Smith. “Effective-medium description of a metasurface composed of a periodic array of nanoantennas coupled to a metallic film”. In: Physical Review A 95.3 (2017), p. 033822.
  16. Xuan Wang, Kevin Ehrhardt, Clémence Tallet, Marc Warenghem, Alexandre Baron, Ashod Aradian, Morten Kildemo, and Virginie Ponsinet. “Hyperbolic by-design self-assembled metamaterial based on block copolymers lamellar phases”. In: Optics & Laser Technology 88 (2017), pp. 85–95.
  17. Patrick T Bowen, Alexandre Baron, and David R Smith. “Theory of patch-antenna metamaterial perfect absorbers”. In: Physical Review A 93.6 (2016), p. 063849.
  18. Sergio Gomez-Grana, Aurélie Le Beulze, Mona Treguer-Delapierre, Stéphane Mornet, Etienne Duguet, Eftychia Grana, Eric Cloutet, Georges Hadziioannou, Jacques Leng, J-B Salmon, …, Alexandre Baron, Daniel Torrent, and Philippe Barois  “Hierarchical self-assembly of a bulk metamaterial enables isotropic magnetic permeability at optical frequencies”. In: Materials Horizons 3.6 (2016), pp. 596–601.
  19. Marie-Christine Dheur, Eloıse Devaux, Thomas W Ebbesen, Alexandre Baron, Jean-Claude Rodier, Jean-Paul Hugonin, Philippe Lalanne, Jean-Jacques Greffet, Gaétan Messin, and François Marquier. “Single-plasmon interferences”. In: Science advances 2.3 (2016), e1501574.
  20. Alexandre Baron, Ashod Aradian, Virginie Ponsinet, and Philippe Barois. “Self-assembled optical metamaterials”. In: Optics & Laser Technology 82 (2016), pp. 94–100.
  21. Rémi Faggiani, Alexandre Baron, Xiaorun Zang, Loïc Lalouat, Sebastian
    A Schulz, Bryan O’regan, Kevin Vynck, Benoıt Cluzel, Frédérique De
    Fornel, Thomas F Krauss, et al. “Lower bound for the spatial extent of
    localized modes in photonic-crystal waveguides with small random imper-
    fections”. In: Scientific reports 6 (2016), p. 27037. Open access link.
  22. Zhiqin Huang, Alexandre Baron, Stéphane Larouche, Christos Argyropoulos, and David R Smith. “Optical bistability with film-coupled metasurfaces”. In: Optics letters 40.23 (2015), pp. 5638–5641.
  23. L Peres, A Baron, and S Fasquel. “Passive absorption in a classical photonic crystal-based organic solar cell”. In: Optics letters 40.13 (2015), pp. 3161–3164.
  24. Alexandre Baron, Thang B Hoang, Chao Fang, Maiken H Mikkelsen, and David R Smith. “Ultrafast self-action of surface-plasmon polaritons at an air/metal interface”. In: Physical Review B 91.19 (2015), p. 195412.
  25. Alexandre Baron, Stéphane Larouche, Daniel J Gauthier, and David R Smith. “Scaling of the nonlinear response of the surface plasmon polariton at a metal/dielectric interface”. In: JOSA B 32.1 (2015), pp. 9–14.
  26. Minh Chau Phan Huy, Alexandre Baron, Sylvie Lebrun, Robert Frey, and Philippe Delaye. “Characterization of self-phase modulation in liquid filled hollow core photonic band gap fibers: erratum”. In: JOSA B 30.6 (2013), pp. 1651–1651.
  27. Alexandre Baron, Antonio Iazzolino, Kéevin Ehrhardt, Jean-Baptiste Salmon,
    Ashod Aradian, Vasyl Kravets, Alexander N Grigorenko, Jacques Leng, Aurélie Le Beulze, Mona Tr ́eguer-Delapierre, et al. “Bulk optical metamaterials assembled by microfluidic evaporation”. In: Optical Materials Express 3.11 (2013), pp. 1792–1797.
  28. Philippe Hamel, Patricio Grinberg, Christophe Sauvan, Philippe Lalanne, Alexandre Baron, AM Yacomotti, Isabelle Sagnes, Fabrice Raineri, Kamel Bencheikh, and Juan Ariel Levenson. “Coupling light into a slow-light photonic-crystal waveguide from a free-space normally-incident beam”. In: Optics express 21.13 (2013), pp. 15144–15154.
  29. Alexandre Baron, Nicolas Dubreuil, Philippe Delaye, Robert Frey, and Govind P Agrawal. “Raman amplification of optical pulses in silicon nanowaveguides: Impact of spectral broadening of pump pulses”. In: Journal of the European Optical Society Rapid Publications 6 (2011).
  30. Simon Mazoyer, Alexandre Baron, Jean-Paul Hugonin, Philippe Lalanne, and Andrea Melloni. “Slow pulses in disordered photonic-crystal waveguides”. In: Applied optics 50.31 (2011), G113–G117.
  31. Alexandre Baron, Eloıse Devaux, Jean-Claude Rodier, Jean-Paul Hugonin, Emmanuel Rousseau, Cyriaque Genet, Thomas W Ebbesen, and Philippe Lalanne. “Compact antenna for efficient and unidirectional launching and decoupling of surface plasmons”. In: Nano letters 11.10 (2011), pp. 4207–4212. arXiv link.
  32. Alexandre Baron, Simon Mazoyer, Wojciech Smigaj, and Philippe Lalanne. “Attenuation coefficient of single-mode periodic waveguides”. In: Physical Review Letters 107.15 (2011), p. 153901. arXiv link.
  33. Felix Kroeger, Aleksandr Ryasnyanskiy, Alexandre Baron, Nicolas Dubreuil, Philippe Delaye, Robert Frey, G ́erald Roosen, and David Peyrade. “Saturation of the Raman amplification by self-phase modulation in silicon nanowaveguides”. In:
    Applied Physics Letters 96.24 (2010), p. 241102. arXiv link.
  34. Minh Chau Phan Huy, Alexandre Baron, Sylvie Lebrun, Robert Frey, and Philippe Delaye. “Characterization of self-phase modulation in liquid filled hollow core photonic bandgap fibers”. In: JOSA B 27.9 (2010), pp. 1886–1893. arXiv link.
  35. Alexandre Baron. “Vers des composants GaAs très rapides”. In: Photoniques 39 (2009), pp. 40–41. Open access link.
  36. Alexandre Baron, Aleksandr Ryasnyanskiy, Nicolas Dubreuil, Philippe Delaye, Q Vy Tran, Sylvain Combrié, Alfredo De Rossi, Robert Frey, and Gerald Roosen. “Light localization induced enhancement of third order nonlinearities in a GaAs photonic crystal waveguide”. In: Optics Express 17 (2008), pp. 552–557. Open access link.