Number of documents

24

Full professor Nicolas Fressengeas


Lorraine university full professor

Details and opinions in French :


"Naima Khelfaoui"   

Journal articles4 documents

  • Delphine Wolfersberger, Naima Khelfaoui, Cristian Dan, Nicolas Fressengeas, Hervé Leblond. Fast photorefractive self-focusing in InP:Fe semiconductor at infrared wavelengths. Applied Physics Letters, American Institute of Physics, 2008, 92 (2), pp.021106-1-3. ⟨10.1063/1.2830989⟩. ⟨hal-00216680⟩
  • Nicolas Fressengeas, Naima Khelfaoui, Cristian Dan, Delphine Wolfersberger, Germano Montemezzani, et al.. Roles of resonance and dark irradiance for infrared photorefractive self-focusing and solitons in bi-polar InP:Fe. Physical Review A, American Physical Society, 2007, 75, pp.063834. ⟨10.1103/PhysRevA.75.063834⟩. ⟨hal-00149011v2⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Time Resolved Applied Electric Field Masking in Photorefractive Semiconductors. Optical and Quantum Electronics, Springer Verlag, 2006, 38, pp.63-69. ⟨10.1007/s11082-006-0011-z⟩. ⟨hal-00094072⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Temporal behavior of two-wave-mixing in photorefractive InP:Fe versus temperature. Optics Communications, Elsevier, 2006, 261, pp.169-174. ⟨10.1016/j.optcom.2005.12.001⟩. ⟨hal-00107077⟩

Conference papers20 documents

  • Delphine Wolfersberger, Cristian Dan, Naima Khelfaoui, Nicolas Fressengeas, Hervé Leblond. Fast photorefractive self focusing in InP:Fe semiconductor at near infrared wavelengths. SPIE Photonics Europe 2008, Apr 2008, Strasbourg, France. pp.1-8, ⟨10.1117/12.780032⟩. ⟨hal-00276149⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Hervé Leblond. Fast Photorefractive Self-Focusing in InP:Fe Semi-Conductor at Infrared Wavelengths. CLEO/QELS 2007, May 2007, Baltimore, United States. pp.JWA66-1-1. ⟨hal-00150317⟩
  • Cristian Dan, Nicolas Fressengeas, Naima Khelfaoui, Hervé Leblond, Delphine Wolfersberger. Fast photorefractive self focusing in InP : Fe in near infrared. CLEO Europe, Jun 2007, Munich, Germany. pp.1-1, ⟨10.1109/CLEOE-IQEC.2007.4386074⟩. ⟨hal-00168533⟩
  • Delphine Wolfersberger, Cristian Dan, Naima Khelfaoui, Nicolas Fressengeas, Hervé Leblond. Fast Self-Focusing of Light in a Photorefractive Semiconductor for Reconfigurable Optical Communications. 9th International Conference on Transparent Optical Networks (ICTON 2007), Jul 2007, Rome, Italy. pp.105-108, ⟨10.1109/ICTON.2007.4296155⟩. ⟨hal-00211936⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas. Temporal Behavior of Photorefractive Self-Focusing in InP:Fe Crystals at Infrared Wavelengths. Photorefractive Effects, Photosensitivity, Fiber Gratings, Photonic Materials and More (PR), Oct 2007, Squaw Creek, United States. Paper MB25-1-3. ⟨hal-00279761⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Hervé Leblond. Photorefractive self-focusing in InP : Fe on microseconds timescale at near infrared. IPSSO 2007 - International Workshop on Instabilities, Patterns and Spatial SOlitons, Mar 2007, Metz, France. ⟨hal-00138780⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Hervé Leblond, et al.. Fast photorefractive self-focusing in semiconductors. ROMOPTO 2006: Eighth Conference on Optics, Aug 2006, Sibiu, Romania. pp.67851C-1-6, ⟨10.1117/12.757925⟩. ⟨hal-00256684⟩
  • Delphine Wolfersberger, Naima Khelfaoui, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Fast self-induced waveguides in photorefractive semiconductor InP:Fe for reconfigurable optical switching. SPIE Photonics Europe 2006, Apr 2006, Stasbourg, France. pp.1-6, ⟨10.1117/12.662903⟩. ⟨hal-00211985⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas. Photorefractive self-focusing in near IR for telecommunications. ROMOPTO 2006, 28-31 aout 2006, Aug 2006, Sibiu, Romania. ⟨hal-00113599⟩
  • Cristian Dan, Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas. Photorefractive self focusing in near IR for optical communications. 8th European Conference on the Applications of Polar Dielectrics, 5-8 septembre 2006, Sep 2006, Metz, France. ⟨hal-00113603⟩
  • Naima Khelfaoui, Cristian Dan, Delphine Wolfersberger, Mathieu Chauvet, Hervé Leblond, et al.. Guides photoinduits dans le semi-conducteur InP:Fe pour application au routage tout optique reconfigurable. Journées Nationales de l'Optique Guidée, Nov 2006, Metz, France. ⟨hal-00113607⟩
  • Delphine Wolfersberger, Naima Khelfaoui, Cristian Dan, Nicolas Fressengeas, Hervé Leblond. Time resolved numerical simulation of a single laser beam in a photorefractive semi-conductor for telecommunications applications. Optical Waveguide Theory and Numerical Modelling, 20-21 avril 2006, Apr 2006, Varese, Italy. ⟨hal-00113597⟩
  • Cristian Dan, Naima Khelfaoui, Hervé Leblond, Delphine Wolfersberger, Nicolas Fressengeas. Autofocalisation photrefractive rapide dans les semiconducteurs. Journées Nationales de l'Optique Guidée, Nov 2006, Metz, France. ⟨hal-00113606⟩
  • Naima Khelfaoui, Cristian Dan, Nicolas Fressengeas, Delphine Wolfersberger, Hervé Leblond, et al.. Fast build up of photorefractive spatial solitons in iron doped indium phosphide. ROMOPTO 2006, 28-31 aout 2006, Sep 2006, Sibiu, Romania. ⟨hal-00113602⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Time resolved applied field masking inphotorefractive semiconductor. Optical Waveguide Theory and Numerical Modelling, Apr 2005, Grenoble, France. ⟨hal-00169272⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Theoretical and Experimental Temporal Self-Focusing Studies in Photorefractive InP:Fe at Telecommunication Wavelengths. Non Linear Guided Waves, Sep 2005, Dresden, Germany. ⟨hal-00169259⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Mathieu Chauvet. Photorefractive transient self focusing in semiconductor InP:Fe at telecommunications wavelengths. 10th International Conference on Photorefractive Effects, Materials, and Devices, Jul 2005, Nankai, China. ⟨hal-00169267⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Godefroy Kugel, Nicolas Fressengeas, Mathieu Chauvet. Spatio-temporal numerical resolution of Kukhtarev equation In InP:Fe photorefractif semiconductor. International Workshop on PHysics and Applications of SEmiconductor LASERs, Mar 2005, Metz, France. ⟨hal-00169270⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Mathieu Chauvet, Godefroy Kugel. Etude de l'auto-focalisation transitoire dans le semi-conducteur photoréfractif InP:Fe aux longueurs d'onde des télécommunications. Journées Nationales d'Optique Guidée, Oct 2004, Paris, France. ⟨hal-00169300⟩
  • Naima Khelfaoui, Delphine Wolfersberger, Nicolas Fressengeas, Godefroy Kugel, Mathieu Chauvet. L'autofocalisation infrarouge dans le semi-conducteur InP:Fe. Journées Nationales des Cristaux pour l'Optique, Nov 2003, Valpré Ecully (Lyon), France. ⟨hal-00169301⟩