Access content directly

Nicolas Fressengeas

Full professor
71
Documents
Current affiliations
  • 202503
Researcher identifiers
Contact

Presentation

Professeur de l'Université de Lorraine - Chargé de mission Science Ouverte international pour le Ministère de l'Enseignement Supérieur et de la Recherche - [Vice Président de ](http://factuel.univ-lorraine.fr/node/10890)[l'Université de Lorraine](https://www.univ-lorraine.fr/), en charge du [Numérique](https://numerique.univ-lorraine.fr/), des [Données](https://dorel.univ-lorraine.fr/), et de la [Science Ouverte](http://scienceouverte.univ-lorraine.fr/) - Administrateur des Données, des Algorithmes et des Codes sources de la recherche de l'Université de Lorraine - [Membre du comité de pilotage de Recherche Data Gouv](https://projet-recherchedatagv.ouvrirlascience.fr/le-projet/gouvernance-du-projet) - Représentant de l'Université de Lorraine à l'Assemblée des Partenaires du [CCSD](https://www.ccsd.cnrs.fr/) - représentant de cette assemblée au Comité d'Orientation du [CCSD](https://www.ccsd.cnrs.fr/) - membre du groupe de travail *modération* - Référent Science Ouverte auprès de France Universités - Membre du groupe de travail national DORA sur l'évalution de la recherche - Membre du [Conseil Scientifique et Technique de l'Institut de l'Information Scientifique et Technique](https://www.inist.fr/qui/conseil-scientifique-et-technique-de-linist/) - Membre du [réseau d’experts à l’international de la science ouverte](https://www.ouvrirlascience.fr/reiso-reseau-dexperts-a-linternational-de-la-science-ouverte/) - Membre du conseil de [l'Office Français de l'Intégrité Scientifique](https://www.hceres.fr/fr/ofis) - Membre de la [Task Force *Research Careers, Recognition and Credit*](https://www.eosc.eu/advisory-groups/research-careers-recognition-and-credit "EOSC RCRC Task Force") du Cloud Européen de la Science Ouverte (EOSC) Détails, opinions et vulgarisations - Flux twitter : [@fresseng](https://twitter.com/fresseng "@fresseng") - [Détails professionnels sur LinkedIn](https://www.linkedin.com/pub/nicolas-fressengeas/50/612/77 "LinkedIn") - Flux twitter perso ; photo et OpenData : [@gdi\_photo](https://twitter.com/GDI_photo) [Données publiées sur Zenodo](https://zenodo.org/search?page=1&size=20&q=creators.orcid:0000-0002-5534-712X) [Données publiées sur DOREL](https://dorel.univ-lorraine.fr/dataverse/univ-lorraine/?q=fressengeas)
Full Professor in Université de Lorraine - Open Science officer in charge on international affairs for the French ministry for higher education and research - Vice President of [Université de Lorraine](https://www.univ-lorraine.fr/), in charge of the digital, [data](https://dorel.univ-lorraine.fr/) and [Open Science](http://scienceouverte.univ-lorraine.fr/en/home/) policies - Data, algorithms and source code university administrator - [Recherche Data Gouv Board member](https://projet-recherchedatagv.ouvrirlascience.fr/le-projet/gouvernance-du-projet) - University delegate to the [CCSD](https://www.ccsd.cnrs.fr/) partners assembly - assembly delegate to the [CCSD](https://www.ccsd.cnrs.fr/) Board - University Open Science delegate to France Universités - Member of national DORA working group on research assessment - Member the [institute for scientific and technical information](https://www.inist.fr/) board - Member of the French [International Open Science Expert Network](https://www.ouvrirlascience.fr/reiso-reseau-dexperts-a-linternational-de-la-science-ouverte/) - Member of the [French Office for Research Integrity](https://www.hceres.fr/en/ofis) - Member of the EOSC [Task Force *Research Careers, Recognition and Credit*](https://www.eosc.eu/advisory-groups/research-careers-recognition-and-credit "EOSC RCRC Task Force") [Data on Zenodo](https://zenodo.org/search?page=1&size=20&q=creators.orcid:0000-0002-5534-712X) [Data on Recherche Data Gouv](https://entrepot.recherche.data.gouv.fr/dataverse/root/?q=fressengeas)

Publications

delphine-wolfersberger
Image document

Microsecond infrared beam bending in photorefractive iron doped indium phosphide

Nicolas Fressengeas , Cristian Dan , Delphine Wolfersberger
Optics and Laser Technology, 2013, 48, pp.96-101. ⟨10.1016/j.optlastec.2012.09.018⟩
Journal articles hal-00751970v1
Image document

Experimental control of steady state photorefractive self-focusing in InP:Fe at infrared wavelengths

Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas
Applied Physics B - Laser and Optics, 2011, 104 (4), pp.887-895. ⟨10.1007/s00340-011-4438-y⟩
Journal articles hal-00559841v1

Fast photorefractive self-focusing in InP:Fe semiconductor at infrared wavelengths

Delphine Wolfersberger , Naima Khelfaoui , Cristian Dan , Nicolas Fressengeas , Hervé Leblond et al.
Applied Physics Letters, 2008, 92 (2), pp.021106-1-3. ⟨10.1063/1.2830989⟩
Journal articles hal-00216680v1
Image document

Roles of resonance and dark irradiance for infrared photorefractive self-focusing and solitons in bi-polar InP:Fe

Nicolas Fressengeas , Naima Khelfaoui , Cristian Dan , Delphine Wolfersberger , Germano Montemezzani et al.
Physical Review A : Atomic, molecular, and optical physics, 2007, 75, pp.063834. ⟨10.1103/PhysRevA.75.063834⟩
Journal articles hal-00149011v2
Image document

Near infrared photorefractive self focusing in Sn2P2S6:Te crystals

Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas , Germano Montemezzani , Alexander A. Grabar et al.
Optics Express, 2007, 15 (20), pp.12777-12782. ⟨10.1364/OE.15.012777⟩
Journal articles hal-00168980v1
Image document

Temporal behavior of two-wave-mixing in photorefractive InP:Fe versus temperature

Naima Khelfaoui , Delphine Wolfersberger , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
Optics Communications, 2006, 261, pp.169-174. ⟨10.1016/j.optcom.2005.12.001⟩
Journal articles hal-00107077v1

Time Resolved Applied Electric Field Masking in Photorefractive Semiconductors

Naima Khelfaoui , Delphine Wolfersberger , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
Optical and Quantum Electronics, 2006, 38, pp.63-69. ⟨10.1007/s11082-006-0011-z⟩
Journal articles hal-00094072v1

Simulation of the temporal behavior of one single laser pulse in a photorefractive medium

Delphine Wolfersberger , Frédéric Lhommé , Nicolas Fressengeas , Godefroy Kugel
Optics Communications, 2003, 1-6, pp.383-391. ⟨10.1016/S0030-4018(03)01602-X⟩
Journal articles hal-00169001v1

Observation of the light beam evolution in a biased SBN crystal in pulsed and continuous regime

C. Hesse , D. Wolfersberger , N. Fressengeas , G. Kugel
Ferroelectrics, 2003, 296, pp.109-116
Journal articles hal-01271482v1

Self-focusing in pulsed and continuous regime in photorefractive crystals: KNbO3, LiNbO3, SBN

Christelle Hesse , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel
Ferroelectrics, 2003, 296, pp.9-18
Journal articles hal-01266454v1

Photorefractive Self-Focusing of Continuous and Pulsed Light: Experiment, Theory, Simulation

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Ferroelectrics, 2002, 267 (1)
Journal articles hal-01271489v1

Experimental self-focusing of a single laser pulse in photorefractive Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Journal of Applied Physics, 2001, 89 (5), pp.2511-2515. ⟨10.1063/1.1341207⟩
Journal articles hal-00256673v1

Self-focusing in photorefractive materials for optical limiting

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Nonlinear Optics, 2001, 27, pp.405
Journal articles hal-01271519v1

Numerical simulation of the propagation of a single laser pulse in a photorefractive medium

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Optical Materials, 2001, 18, pp.187
Journal articles hal-01271498v1

Self-focusing of a continuous laser beam in KNbO3 in the presence of an externally applied electric field

Christelle Hesse , Nicolas Fressengeas , Delphine Wolfersberger , Godefroy Kugel
Optical Materials, 2001, 18, pp.187
Journal articles hal-01271507v1

LASER BEAM SELF-FOCUSING IN PHOTOREFRACTIVE MATERIALS: OPTICAL LIMITING APPLICATION

D. Wolfersberger , N. Fressengeas , J. Maufoy , G. Kugel
Journal of Nonlinear Optical Physics and Materials, 2000, 09 (04), ⟨10.1142/S0218863500000376⟩
Journal articles hal-01271525v1

Experimental photorefractive self-focusing of a single laser pulse in Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Ferroelectrics, 2000, 238, pp.273-280
Journal articles hal-01271527v1

Self-focusing of a single laser pulse in a photorefractive medium

D. Wolfersberger , N. Fressengeas , J. Maufoy , G. Kugel
Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2000, 62 (6), ⟨10.1103/PhysRevE.62.8700⟩
Journal articles hal-01271522v1

Experimental study of the self-focusing process temporal behavior in photorefractive Bi12TiO20

Nicolas Fressengeas , Delphine Wolfersberger , Jean Maufoy , Godefroy Kugel
Journal of Applied Physics, 1999, 85 (4), pp.2062-2067. ⟨10.1063/1.369503⟩
Journal articles hal-00632998v1

Experimental study of the behaviour of narrow nanasecond laser pulses in biased photorefractive Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Ferroelectrics, 1999, 223, pp.381
Journal articles hal-01271538v1

Simulation of the temporal behavior of soliton propagation in photorefractive media

Jean Maufoy , Nicolas Fressengeas , Delphine Wolfersberger , Godefroy Kugel
Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 1999, 59 (5), pp.6116-6121. ⟨10.1103/PhysRevE.59.6116⟩
Journal articles hal-00632984v1

Build up mechanisms of (1+1)-dimensional photorefractive bright spatial quasi-steady-state and screening solitons

Nicolas Fressengeas , Delphine Wolfersberger , Jean Maufoy , Godefroy Kugel
Optics Communications, 1998, 145 (1-6), pp.393-400. ⟨10.1016/S0030-4018(97)00455-0⟩
Journal articles hal-00256674v1

Experimental transient self-focusing in Bi12TiO20 crystal

Nicolas Fressengeas , Delphine Wolfersberger , Jean Maufoy , Godefroy Kugel
Ferroelectrics, 1997, 202, pp.193-202
Journal articles hal-01271541v1

Fast infrared self-focusing in photorefractive InP:Fe

Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas , Hervé Leblond , Mathieu Chauvet et al.
European Conference on Lasers and Electro-Optics and the European Quantum Electronics Conference (CLEO EQEC 2009), Jun 2009, Munchen, Germany. ⟨10.1109/CLEOE-EQEC.2009.5196393⟩
Conference papers hal-00399756v1

Fast photorefractive self-focusing in InP:Fe at infra-red wavelengths: simulations and experimental results

C. Dan , D. Wolfersberger , N. Fressengeas , H. Leblond , M. Chauvet et al.
Topical Meeting Photorefractive Materials, Effects, and Devices Control of Light and Matter, Jun 2009, Bad Honnef, Germany. pp.P2-19
Conference papers hal-00404286v1

Fast photorefractive self focusing in InP:Fe semiconductor at near infrared wavelengths

Delphine Wolfersberger , Cristian Dan , Naima Khelfaoui , Nicolas Fressengeas , Hervé Leblond et al.
SPIE Photonics Europe 2008, Apr 2008, Strasbourg, France. pp.1-8, ⟨10.1117/12.780032⟩
Conference papers hal-00276149v1

Control of the formation of near infrared photoinduced waveguides in photorefractive semiconductors

Delphine Wolfersberger , Cristian Dan , Nicolas Fressengeas
ICO-21, Jul 2008, Sydney, Australia. pp.268
Conference papers hal-00353226v1

Numerical analysis of beam self-focusing in photorefractive InP:Fe

F. Devaux , M. Chauvet , C. Dan , D. Wolfersberger , N. Fressengeas et al.
European Optical Society Annual Meeting 2008, Sep 2008, Paris, France. pp.TOM 6
Conference papers hal-00406630v1

Temporal Behavior of Photorefractive Self-Focusing in InP:Fe Crystals at Infrared Wavelengths

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas
Photorefractive Effects, Photosensitivity, Fiber Gratings, Photonic Materials and More (PR), Oct 2007, Squaw Creek, United States. Paper MB25-1-3
Conference papers hal-00279761v1

Real-time Photoinduced Waveguides in Sn2P2S6 Bulk Crystals with Visible or Near Infrared Light

Germano Montemezzani , Cristian Dan , Mohamed Gorram , Nicolas Fressengeas , Delphine Wolfersberger et al.
Controlling Light with Light (PR'07), Oct 2007, Squaw Creek, United States. Paper TuB3-1-3
Conference papers hal-00279756v1

Fast Photorefractive Self-Focusing in InP:Fe Semi-Conductor at Infrared Wavelengths

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Hervé Leblond et al.
CLEO/QELS 2007, May 2007, Baltimore, United States. pp.JWA66-1-1
Conference papers hal-00150317v1

Fast Self-Focusing of Light in a Photorefractive Semiconductor for Reconfigurable Optical Communications

Delphine Wolfersberger , Cristian Dan , Naima Khelfaoui , Nicolas Fressengeas , Hervé Leblond et al.
9th International Conference on Transparent Optical Networks (ICTON 2007), Jul 2007, Rome, Italy. pp.105-108, ⟨10.1109/ICTON.2007.4296155⟩
Conference papers hal-00211936v1

Photorefractive self-focusing in InP : Fe on microseconds timescale at near infrared

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Hervé Leblond et al.
IPSSO 2007 - International Workshop on Instabilities, Patterns and Spatial SOlitons, Mar 2007, Metz, France
Conference papers hal-00138780v1

Near infrared steady state photorefractive self focusing in Sn2P2S6:Te crystals

Cristian Dan , Nicolas Fressengeas , Delphine Wolfersberger , Alexander A. Grabar
CLEOE-IQEC 2007, Jun 2007, Munich, Germany. pp.CC-677, ⟨10.1109/CLEOE-IQEC.2007.4386070⟩
Conference papers hal-00168532v1

Control of visible or near infrared light in bulk photorefractive materials : from waveguides to cavities

Delphine Wolfersberger , Cristian Dan , Nicolas Fressengeas , Nicolas Marsal , Marc Sciamanna et al.
Rio de la Plata Workshop on noise, chaos and complexity in lasers and nonlinear optics, Dec 2007, Punta del Este, Uruguay
Conference papers hal-00279666v1

Near infrared steady state photorefractive self focusing in Sn2P2S6:Te crystals

Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas , Germano Montemezzani , Alexander A. Grabar et al.
IPSSO 2007 - International Workshop on Instabilities, Patterns and Spatial SOlitons, Mar 2007, Metz, France
Conference papers hal-00138778v1

Near infrared steady state photorefractive self focusing in Sn2P2S6: Te crystals

C. Dan , D. Wolfersberger , N. Fressengeas , G. Montemezzani , A. A. Grabar et al.
Conference on Lasers and Electro-Optics, Jun 2007, Munich, Germany. pp.CC-677
Conference papers hal-00334572v1

Fast photorefractive self focusing in InP : Fe in near infrared

Cristian Dan , Nicolas Fressengeas , Naima Khelfaoui , Hervé Leblond , Delphine Wolfersberger et al.
CLEO Europe, Jun 2007, Munich, Germany. pp.1-1, ⟨10.1109/CLEOE-IQEC.2007.4386074⟩
Conference papers hal-00168533v1

Photorefractive self focusing in near IR for optical communications

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas
8th European Conference on the Applications of Polar Dielectrics, 5-8 septembre 2006, Sep 2006, Metz, France
Conference papers hal-00113603v1

Fast photorefractive self-focusing in semiconductors

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Hervé Leblond et al.
ROMOPTO 2006: Eighth Conference on Optics, Aug 2006, Sibiu, Romania. pp.67851C-1-6, ⟨10.1117/12.757925⟩
Conference papers hal-00256684v1
Image document

Fast build up of photorefractive spatial solitons in iron doped indium phosphide

Naima Khelfaoui , Cristian Dan , Nicolas Fressengeas , Delphine Wolfersberger , Hervé Leblond et al.
ROMOPTO 2006, 28-31 aout 2006, Sep 2006, Sibiu, Romania
Conference papers hal-00113602v1

Fast self-induced waveguides in photorefractive semiconductor InP:Fe for reconfigurable optical switching

Delphine Wolfersberger , Naima Khelfaoui , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
SPIE Photonics Europe 2006, Apr 2006, Stasbourg, France. pp.1-6, ⟨10.1117/12.662903⟩
Conference papers hal-00211985v1

Fast self-induced waveguides ine photorefractive semi-conductor InP:Fe for reconfigurable optical swiching

D. Wolfersberger , N. Khelfaoui , G. Kugel , N. Fressengeas , M. Chauvet et al.
?, 2006, ?, France. pp.91870Q
Conference papers hal-00334583v1

Guides photoinduits dans le semi-conducteur InP:Fe pour application au routage tout optique reconfigurable

Naima Khelfaoui , Cristian Dan , Delphine Wolfersberger , Mathieu Chauvet , Hervé Leblond et al.
Journées Nationales de l'Optique Guidée, Nov 2006, Metz, France
Conference papers hal-00113607v1

Time resolved numerical simulation of a single laser beam in a photorefractive semi-conductor for telecommunications applications

Delphine Wolfersberger , Naima Khelfaoui , Cristian Dan , Nicolas Fressengeas , Hervé Leblond et al.
Optical Waveguide Theory and Numerical Modelling, 20-21 avril 2006, Apr 2006, Varese, Italy
Conference papers hal-00113597v1

Guides photoinduits dans le semiconducteur In :Fe pour application au routage tout optique reconfigurable

N. Khelfaoui , C. Dan , D. Wolfersberger , M. Chauvet , H. Leblond et al.
25e Journées Nationales d'Optique Guidée, Dec 2006, Metz, France. pp.339-341
Conference papers hal-00394609v1

Autofocalisation photrefractive rapide dans les semiconducteurs

Cristian Dan , Naima Khelfaoui , Hervé Leblond , Delphine Wolfersberger , Nicolas Fressengeas et al.
Journées Nationales de l'Optique Guidée, Nov 2006, Metz, France
Conference papers hal-00113606v1

Photorefractive self-focusing in near IR for telecommunications

Cristian Dan , Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas
ROMOPTO 2006, 28-31 aout 2006, Aug 2006, Sibiu, Romania
Conference papers hal-00113599v1

Theoretical and experimental temporal self–focusing studies in photorefractive InP : Fe at telecommunication wavelength,

M. Khelfaoui , D. Wolfersberger , G. Kugel , N. Fressengeas , M. Chauvet et al.
Jan 2005, p. WD17
Conference papers hal-00103681v1

Theoretical and Experimental Temporal Self-Focusing Studies in Photorefractive InP:Fe at Telecommunication Wavelengths

Naima Khelfaoui , Delphine Wolfersberger , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
Non Linear Guided Waves, Sep 2005, Dresden, Germany
Conference papers hal-00169259v1

Photorefractive transient self focusing in semiconductor InP:Fe at telecommunications wavelengths

Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Mathieu Chauvet
10th International Conference on Photorefractive Effects, Materials, and Devices, Jul 2005, Nankai, China
Conference papers hal-00169267v1

Time resolved applied field masking inphotorefractive semiconductor

Naima Khelfaoui , Delphine Wolfersberger , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
Optical Waveguide Theory and Numerical Modelling, Apr 2005, Grenoble, France
Conference papers hal-00169272v1

Spatio-temporal numerical resolution of Kukhtarev equation In InP:Fe photorefractif semiconductor

Naima Khelfaoui , Delphine Wolfersberger , Godefroy Kugel , Nicolas Fressengeas , Mathieu Chauvet et al.
International Workshop on PHysics and Applications of SEmiconductor LASERs, Mar 2005, Metz, France
Conference papers hal-00169270v1

Etude de l'auto-focalisation transitoire dans le semi-conducteur photoréfractif InP:Fe aux longueurs d'onde des télécommunications

Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Mathieu Chauvet , Godefroy Kugel et al.
Journées Nationales d'Optique Guidée, Oct 2004, Paris, France
Conference papers hal-00169300v1

Etude de l'autofocalisation transitoire dans le semiconducteur photoréfractif InP :Fe aux longueurs d'onde des télécommunications

M. Chauvet , N. Fressengeas , M. Khelfaoui , G. Kugel , D. Wolfersberger et al.
Oct 2004, pp. 248-250
Conference papers hal-00104391v1

Photorefractive self-focusing in pulsed and continuous regime in SBN: application to Optical Limiting

Christelle Hesse , Nicolas Fressengeas , Delphine Wolfersberger , Godefroy Kugel
CLEO, Jun 2003, Munich, Germany
Conference papers hal-00169279v1

L'autofocalisation infrarouge dans le semi-conducteur InP:Fe

Naima Khelfaoui , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel , Mathieu Chauvet et al.
Journées Nationales des Cristaux pour l'Optique, Nov 2003, Valpré Ecully (Lyon), France
Conference papers hal-00169301v1

Photorefractive optical limiting

Christelle Hesse , Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel et al.
Photorefractive 2003, Jun 2003, La Colle sur Loup, France. pp.413
Conference papers hal-00169051v1

Photorefractive optical limiting

Christelle Hesse , Cristian Dan , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel et al.
9th International Conference on Photorefractive Effects, Materials, and Devices, Jun 2003, La Colle sur Loup, France
Conference papers hal-00169284v1

Self-Focusing in Pulsed and Continuous Regime in Photorefractive Crystals KNbO3, LiNbO3, SrxBa1 xNb2O6

Christelle Hesse , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel
6th Euroconference on Applications of Polar Dielectrics, Sep 2002, Aveiro, Portugal. pp.9 - 18, ⟨10.1080/714040636⟩
Conference papers hal-00256709v1

Parallel simulation of photorefractive material for the design of all-optical components

Frédéric Lhommé , Delphine Wolfersberger , Stéphane Vialle , Nicolas Fressengeas
Applied parallel computing : advanced scientific computing (Espoo, 15-18 June 2002), Jun 2002, Espoo, Finland. pp.578-587
Conference papers hal-00481165v1

Observation of the Light Beam Evolution in a Biased SBN Crystal in Pulsed and Continuous Regime

Christelle Hesse , Delphine Wolfersberger , Nicolas Fressengeas , Godefroy Kugel
6th Euroconference on Applications of Polar Dielectrics (ECAPD-6), Sep 2002, Aveiro, Portugal. pp.109-116, ⟨10.1080/00150190390239198⟩
Conference papers hal-00256712v1

Photorefractive Self-Focusing of Continuous and Pulsed Light: Experiment, Theory, Simulation

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Tenth International Meeting on Ferroelectricity (IMF-10), Sep 2001, Madrid, Spain. pp.341-346, ⟨10.1080/00150190211036⟩
Conference papers hal-00256714v1

Experimental photorefractive self-focusing of a single nanosecond laser pulse in Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Ninth European Meeting on Ferroelectricity, Jul 1999, Prague, Czech Republic. pp.273-280, ⟨10.1080/00150190008008793⟩
Conference papers hal-00256716v1

Photorefractive spatial solutions: a route towards optical switching

Nicolas Fressengeas , Delphine Wolfersberger , Jean Maufoy , Godefroy Kugel
1998 International Conference on Applications of Photonic Technology III: Closing the Gap between Theory, Development, and Applications, Jul 1998, Ottawa, Canada. pp.265-270, ⟨10.1117/12.328736⟩
Conference papers hal-00256690v1

Self-focusing and soliton propagation of light pulses in photorefractive media

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
1998 International Conference on Applications of Photonic Technology III: Closing the Gap between Theory, Development, and Applications, Jul 1998, Ottawa, Canada. pp.720-725, ⟨10.1117/12.328615⟩
Conference papers hal-00256694v1

Theoretical investigation of the time behavior of self-focused light pulses propagating in biased photorefractive media and experimental evidence on Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Photorefractive Fiber and Crystal Devices: Materials, Optical Properties, and Applications IV, Jul 1998, San Diego, CA, United States. pp.102-109, ⟨10.1117/12.326847⟩
Conference papers hal-00256686v1

Theoretical investigation of photorefractive spatial soliton temporal behavior, the route to SHG enhancement, and switching applications

Nicolas Fressengeas , Delphine Wolfersberger , Jean Maufoy , Godefroy Kugel
Photorefractive Fiber and Crystal Devices: Materials, Optical Properties, and Applications IV, Jul 1998, San Diego, CA, United States. pp.94-101, ⟨10.1117/12.326846⟩
Conference papers hal-00256687v1

Experimental study of the behaviour of narrow nanosecond laser pulses in biased photorefractive Bi12TiO20

Delphine Wolfersberger , Nicolas Fressengeas , Jean Maufoy , Godefroy Kugel
Fourth European Conference on Applications of Polar Dielectrics (ECAPD-IV), Aug 1998, Montreux, Switzerland. pp.381-388, ⟨10.1080/00150199908260593⟩
Conference papers hal-00256715v1

Experimental transient self-focusing in Bi12TiO20 crystal

Nicolas Fressengeas , Jean Maufoy , Delphine Wolfersberger , Godefroy Kugel
3rd European Conference on Applications of Polar Dielectrics (ECAPD-3), Aug 1996, Bled, Slovenia. pp.193-202, ⟨10.1080/00150199708213476⟩
Conference papers hal-00256713v1