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  • Enhanced transmission band in periodic media with loss modulation

     Cebrecos, A.; Pico Vila, Rubén; Romero García, Vicenç; Yasser, A.M.; Maigyte, Lina; Herrero Simon, Ramon; Botey Cumella, Muriel; Sánchez Morcillo, Victor José; Staliunas, Kestutis
    Applied physics letters
    Vol. 105, num. 204104
    DOI: 10.1063/1.4902387
    Date of publication: 2014-11-17
    Journal article
  • Suppression of modulation instability in broad area semiconductor amplifiers

     Kumar, Shubham; Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    Optics letters
    Vol. 39, num. 19, p. 5598-5601
    DOI: 10.1364/OL.39.005598
    Date of publication: 2014-10-01
    Journal article
  • Improving beam quality in broad area semiconductor amplifiers

     Herrero Simon, Ramon; Kumar, Shubham; Radziunas, Mindaugas; Botey Cumella, Muriel; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-3
    DOI: 10.1109/ICTON.2014.6876275
    Presentation's date: 2014-09-08
    Presentation of work at congresses
  • Asymmetric transmission from a 2D PT-symmetric honeycomb nanostructure

     Botey Cumella, Muriel; Herrero Simon, Ramon; Turduev, M.; Zhao, D.; Giden, I.; Kurt, H.; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-4
    DOI: 10.1109/ICTON.2014.6876621
    Presentation's date: 2014-07-09
    Presentation of work at congresses
  • Nondiffractive-nondiffusive beams in complex crystals  Open access

     Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    Physical review A
    Vol. 89, num. 6
    DOI: 10.1103/PhysRevA.89.063811
    Date of publication: 2014-06-16
    Journal article
    Access to the full text
  • Simulations and analysis of beam quality improvement in spatially modulated broad area edge-emitting devices

     Radziunas, Mindaugas; Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    Semiconductor Lasers and Laser Dynamics
    DOI: 10.1117/12.2051909
    Presentation's date: 2014-04
    Presentation of work at congresses
  • Managing spatial diffraction through a periodic loss modulation  Open access

     Botey Cumella, Muriel; Kumar, Nikhil Pradeep; Herrero Simon, Ramon; Maigyte, Lina; Staliunas, Kestutis
    Photonic Crystal Materials and Devices
    DOI: 10.1117/12.2051677
    Presentation's date: 2014-04
    Presentation of work at congresses
    Access to the full text
  • Beam shaping in two-dimensional metallic photonic crystals photonic crystals

     Kumar, Nikhil Pradeep; Maigyte, Lina; Botey Cumella, Muriel; Herrero Simon, Ramon; Staliunas, Kestutis
    Journal of the Optical Society of America B. Optical physics
    Vol. 31, num. 4, p. 686-690
    DOI: 10.1364/JOSAB.31.000686
    Date of publication: 2014-03-05
    Journal article
  • Control and enhancement of beam quality of broadarea semiconductor devices and arrays by multimode interference couplers and two-dimensional gain modulation  Open access

     Murad, M.; Sorel, M.; Herrero Simon, Ramon; Botey Cumella, Muriel; Marsh, J.H.; Staliunas, Kestutis
    High Power Diode Lasers and Systems Conference
    p. 8-9
    DOI: 10.1109/HPD.2013.6706592
    Presentation's date: 2013-10-16
    Presentation of work at congresses
    Access to the full text
  • Intrinsic beam shaping mechanism in spatially modulated broad area semiconductor amplifiers  Open access

     Radziunas, Mindaugas; Botey Cumella, Muriel; Herrero Simon, Ramon; Staliunas, Kestutis
    Applied physics letters
    Vol. 103, num. 13, p. 132101-132101-4
    DOI: 10.1063/1.4821251
    Date of publication: 2013-09-23
    Journal article
    Access to the full text
  • Flat lensing by periodic loss-modulated materials  Open access

     Kumar, Nikhil Pradeep; Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    Journal of the Optical Society of America B. Optical physics
    Vol. 30, num. 10, p. 2684-2688
    DOI: 10.1364/JOSAB.30.002684
    Date of publication: 2013-09-23
    Journal article
    Access to the full text
  • Negative diffraction by a periodically modulated loss

     Botey Cumella, Muriel; Kumar, Nikhil Pradeep; Herrero Simon, Ramon; Maigyte, Lina; Pico Vila, Rubén; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-4
    DOI: 10.1109/ICTON.2013.6602994
    Presentation's date: 2013-06-26
    Presentation of work at congresses
  • Unlocked evanescent waves in periodic structures

     Botey Cumella, Muriel; Cheng, Yu Chieh; Romero García, Vicenç; Pico Vila, Rubén; Herrero Simon, Ramon; Sánchez Morcillo, Victor José; Staliunas, Kestutis
    Optics letters
    Vol. 38, num. 11, p. 1890-1892
    DOI: 10.1364/OL.38.001890
    Date of publication: 2013-06-01
    Journal article
  • Theoretical study of beam quality improvement in spatially modulated broad area edge-emitting devices

     Radziunas, Mindaugas; Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    European Conference on Lasers and Electro-Optics - International Quantum Electronics Conference
    DOI: 10.1109/CLEOE-IQEC.2013.6800767
    Presentation's date: 2013-05-12
    Presentation of work at congresses
  • Beam shaping in spatially modulated broad area semiconductor amplifiers

     Herrero Simon, Ramon; Botey Cumella, Muriel; Radziunas, Mindaugas; Staliunas, Kestutis
    European Conference on Lasers and Electro-Optics - International Quantum Electronics Conference
    DOI: 10.1109/CLEOE-IQEC.2013.6801816
    Presentation's date: 2013-05-12
    Presentation of work at congresses
  • Beam shaping in spatially modulated broad-area semiconductor amplifiers  Open access

     Herrero Simon, Ramon; Botey Cumella, Muriel; Radziunas, Mindaugas; Staliunas, Kestutis
    Optics letters
    Vol. 37, num. 24, p. 5253-5255
    DOI: 10.1364/OL.37.005253
    Date of publication: 2012-12-15
    Journal article
    Access to the full text
  • Anisotropic subdiffractive solitons

     Herrero Simon, Ramon; Barashenkov, Igor V; Alexeeva, N.V.; Staliunas, Kestutis
    Chaos solitons and fractals
    Vol. 44, num. 12, p. 1070-1074
    DOI: 10.1016/j.chaos.2011.08.010
    Date of publication: 2012-12
    Journal article
  • High-directional wave propagation in periodic loss modulated materials

     Kumar, Nikhil Pradeep; Botey Cumella, Muriel; Herrero Simon, Ramon; Loiko, Yury; Staliunas, Kestutis
    Photonics and nanostructures. Fundamentals and applications
    Vol. 10, num. 4, p. 644-650
    DOI: 10.1016/j.photonics.2012.06.003
    Date of publication: 2012-10
    Journal article
  • Focusing of evanescent waves by modulated sonic structures

     Romero García, Vicenç; Pico Vila, Rubén; Sánchez Morcillo, Victor José; Botey Cumella, Muriel; Herrero Simon, Ramon; Chung, Yu-Chieh; Staliunas, Kestutis
    Electrical Transport and Optical Properties of Inhomogeneous Media
    Presentation's date: 2012-09-04
    Presentation of work at congresses
  • About the oscillatory possibilities of the dynamical systems

     Herrero Simon, Ramon; Pi, F.; Rius, J.; Orriols Tubella, Gaspar
    Physica. D, Nonlinear phenomena
    Vol. 241, num. 16, p. 1358-1391
    DOI: 10.1016/j.physd.2012.05.001
    Date of publication: 2012-08-15
    Journal article
  • Self-collimation and spatial filtering in 2D gain/loss periodic spatially modulated materials

     Botey Cumella, Muriel; Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon; Kumar, Nikhil Pradeep
    European Conference on Lasers and Electro-Optics - International Quantum Electronics Conference
    p. EI.P.8 TUE
    DOI: 10.1109/CLEOE.2011.5942985
    Presentation's date: 2012-05-24
    Presentation of work at congresses
  • Formation of X-pulses in periodically gain/loss modulated materials

     Loiko, Yury; Botey Cumella, Muriel; Herrero Simon, Ramon; Staliunas, Kestutis
    Optics express
    Vol. 20, num. 10, p. 11271-11276
    DOI: 10.1364/OE.20.011271
    Date of publication: 2012-05-07
    Journal article
  • Spatial noise reduction in broad area semiconductors

     Herrero Simon, Ramon; Botey Cumella, Muriel; Kumar, Nikhil Pradeep; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-4
    DOI: 10.1109/ICTON.2012.6254492
    Presentation's date: 2012
    Presentation of work at congresses
  • Improving beam quality in broad area semiconductor amplifiers

     Herrero Simon, Ramon; Botey Cumella, Muriel; Kumar, Nikhil Pradeep; Staliunas, Kestutis
    Proceedings of SPIE, the International Society for Optical Engineering
    Vol. 8432, p. 1-7
    DOI: 10.1117/12.922849
    Date of publication: 2012
    Journal article
  • Focalization of evanescent beams

     Botey Cumella, Muriel; Cheng, Yu Chieh; Herrero Simon, Ramon; Romero García, Vicenç; Pico Vila, Rubén; Sánchez Morcillo, Victor José; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-3
    DOI: 10.1109/ICTON.2012.6253923
    Presentation's date: 2012
    Presentation of work at congresses
  • Research activities of the group on nonlinear dynamics, nonlinear optics and lasers (DONLL) at the universitat politècnica de catalunya (Campus de Terrassa)

     Tiana Alsina, Jordi; Zamora Munt, Jordi; Nistor, Ioan Cristian; Roppo, Vito; Maigyte, Lina; Aragoneses Aguado, Andres; Khumar, N.P.; Martinez Gonzalez, Maria Cristina; Fernandez Soler, Juanjo; Serrat Jurado, Carles; Font Garcia, Josep Lluís; Herrero Simon, Ramon; Cojocaru, Crina Maria; Trull, Jose; Masoller Alonso, Cristina; Staliunas, Kestutis; Torrent Serra, Maria Del Carmen; Garcia Ojalvo, Jorge; Vilaseca Alavedra, Ramon
    Óptica pura y aplicada
    Vol. 44, num. 2, p. 219-225
    Date of publication: 2011-06
    Journal article
  • Dispersion management in spatially modulated broad band semiconductors

     Herrero Simon, Ramon; Botey Cumella, Muriel; Khumar, N.P.; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-4
    DOI: 10.1109/ICTON.2011.5971087
    Presentation's date: 2011
    Presentation of work at congresses
  • Light propagation in 1D and 2D gain/loss periodic spatial modulated materials

     Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    International Conference on Photonic and Electromagnetic Crystal Structures
    p. 138
    Presentation's date: 2010-09-28
    Presentation of work at congresses
  • Light in materials with periodic gain-loss modulation on a wavelength scale

     Botey Cumella, Muriel; Herrero Simon, Ramon; Staliunas, Kestutis
    Physical review A
    Vol. 82, num. 11
    DOI: 10.1103/PhysRevA.82.013828
    Date of publication: 2010-07-22
    Journal article
  • Diffractive effects in 1D and 2D gain/loss periodic spatial modulated materials

     Herrero Simon, Ramon; Botey Cumella, Muriel; Staliunas, Kestutis
    International Conference on Transparent Optical Networks
    p. 1-4
    DOI: 10.1109/ICTON.2010.5549259
    Presentation's date: 2010-06-28
    Presentation of work at congresses
  • PROPIETATS DINÀMIQUES I NO LINIALS DE MATERIALS I SITEMES FOTÒNICS, ELÈCTRICS I BIOLÒGICS

     Espinar Calvo, Maria Lorena; Belana Punseti, Juan; Roppo, Vito; Vilaseca Alavedra, Ramon; Torrent Serra, Maria Del Carmen; Herrero Simon, Ramon; Masoller Alonso, Cristina; Staliunas, Kestutis; Mudarra Lopez, Miguel; Zamora Munt, Jordi; Tiana Alsina, Jordi; Sellarès González, Jordi; Cañadas Lorenzo, Juan Carlos; Diego Vives, Jose Antonio; Nistor, Ioan Cristian; Cojocaru, Crina Maria; Trull, Jose; Domedel Puig, Nuria; Aragoneses Aguado, Andres; Òrrit Prat, Jordi; Font Garcia, Josep Lluís; Pons Rivero, Antonio Javier; De Sancristobal Alonso, Belen; Botey Cumella, Muriel; Garcia Ojalvo, Jorge
    Competitive project
  • Research activities of the Group on Nonlinear Dynamics, Nonlinear Optics and Lasers (DONLL) at the Universitat Politència de Catalunya (Campus de Terrassa)

     Martínez, Cristina; Tiana Alsina, Jordi; Zamora Munt, Jordi; Nistor, Ioan Cristian; Roppo, Vito; Espinar Calvo, Maria Lorena; Fernandez Soler, Juanjo; Font Garcia, Josep Lluís; Cojocaru, Crina Maria; Trull, Jose; Herrero Simon, Ramon; Staliunas, Kestutis; Masoller Alonso, Cristina; Torrent Serra, Maria Del Carmen; Garcia Ojalvo, Jorge; Vilaseca Alavedra, Ramon
    Reunión Nacional de Óptica
    p. 15
    Presentation's date: 2009-09-14
    Presentation of work at congresses
  • Subdiffraction and spatial filtering due to periodic spatial modulation of the gain-loss profile

     Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon
    Physical review A
    Vol. 80, num. 1, p. 3821
    Date of publication: 2009-07
    Journal article
  • Diffraction management and sub-diffractive solitons in periodically driven Bose¿Einstein condensates

     Staliunas, Kestutis; Herrero Simon, Ramon
    Physica. D, Nonlinear phenomena
    Vol. 238, num. 15, p. 1326-1337
    Date of publication: 2009-07
    Journal article
  • Gain/loss periodic spatial modulated materials on a wavelength scale  Open access

     Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon
    International Conference on Transparent Optical Networks
    p. 687-690
    DOI: 10.1109/ICTON.2009.5185101
    Presentation's date: 2009-01-01
    Presentation of work at congresses
    Access to the full text
  • Second Harmonic Generation of Narrow Beams in Subdiffractive Photonic Crystals

     Nistor, Ioan Cristian; Cojocaru, Crina Maria; Loiko, Yury; Trull, Jose; Herrero Simon, Ramon; Staliunas, Kestutis
    Physical review A
    Vol. 78, p. 53818
    Date of publication: 2008-11
    Journal article
  • Broadband second harmonic parametric scattering in ferroelectric crystals with random domain structures

     Cojocaru, Crina Maria; Trull, Jose; Fischer, R; Saltiel, S; Krolikowski, W; Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon; Kivshar, Y
    10th International Conference on Transparent Networks/7th European Symposium on Photonic Crystals
    p. 80-83
    Presentation of work at congresses
  • Second harmonic generation of narrow beams in subdiffractive photonic crystals

     Staliunas, Kestutis; Cojocaru, Crina Maria; Trull, Jose; Herrero Simon, Ramon; Loiko, Yury
    10th International Conference on Transparent Networks/7th European Symposium on Photonic Crystals
    p. 7-8
    Presentation of work at congresses
  • Second harmonic generation of narrow beams in subdiffractive photonic crystals

     Nistor, Ioan Cristian; Staliunas, Kestutis; Cojocaru, Crina Maria; Trull, Jose; Herrero Simon, Ramon
    Conferencia Española de Nanofotónica
    p. 169-170
    Presentation of work at congresses
  • Second harmonic generation in ferroelectric crystals with disordered nonlinear domain structure

     Trull, Jose; Cojocaru, Crina Maria; Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon; Saltiel, S; Neshev, D; Krolikowski, W; Kivshar, Y
    Conferencia Española de Nanofotónica
    p. 171-172
    Presentation of work at congresses
  • Broadband second harmonic parametric scattering in ferroelectric crystals with random domains structure

     Herrero Simon, Ramon
    Third 'Rio de la Plata' Workshop on Noise, Chaos and Complexity in Lasers and Nonlinear Optics
    Presentation's date: 2007-12-03
    Presentation of work at congresses
  • Towards observation of sub-diffractive pulse propagation in photonic crystals

     Loiko, Yury; Staliunas, Kestutis; Herrero Simon, Ramon; Cojocaru, Crina Maria; Trull, Jose; Sirutkaitis, Valdas; Faccio, D; Pertsch, And T
    Optics communications
    Vol. 279, num. 2, p. 377-383
    Date of publication: 2007-11
    Journal article
  • Second-harmonic parametric scattering in ferroelectric crystals with disordered nonlinear domain structures

     Trull, Jose; Cojocaru, Crina Maria; Fischer, R; Saltiel, S M; Staliunas, Kestutis; Herrero Simon, Ramon; Vilaseca Alavedra, Ramon; Neshev, D N; Krolikowski, W; Kivshar, Y S
    Optics express
    Vol. 15, num. 24, p. 15868-15877
    Date of publication: 2007-11
    Journal article
  • Efficient parametric amplification of narrow beams in photonic crystals

     Staliunas, Kestutis; Loiko, Yury; Herrero Simon, Ramon; Cojocaru, Crina Maria; Trull, Jose
    Optics letters
    Vol. 32, num. 14, p. 1992-1994
    Date of publication: 2007-07
    Journal article
  • Ultrashort light pulses in photonic crystals in subdiffractive regimes

     Loiko, Yury; Herrero Simon, Ramon; Staliunas, Kestutis
    Journal of the Optical Society of America B. Optical physics
    Vol. 24, num. 7, p. 1639-1645
    Date of publication: 2007-07
    Journal article
  • Stable subdiffractive one- and two-dimensional spatial solitons in Kerr-nonlinear photonic crystals

     Herrero Simon, Ramon
    Nonlinear effects in photonic materials
    Presentation's date: 2007-04-13
    Presentation of work at congresses
  • Quantitative analysis of subdiffractive light propagation in photonic crystals

     Loiko, Yury; Serrat Jurado, Carles; Herrero Simon, Ramon; Staliunas, Kestutis
    Optics communications
    Vol. 269, num. 1, p. 128-136
    Date of publication: 2007-01
    Journal article
  • Arresting soliton collapse in two-dimensional nonlinear Schrodinger systems via spatiotemporal modulation of the external potential

     Staliunas, Kestutis; Herrero Simon, Ramon; de Valcarcel Gonzalvo, German Jose
    Physical review A
    Vol. 75, num. 1, p. 1-4
    Date of publication: 2007-01
    Journal article
  • Subdiffractive pulses in photonic crystals

     Staliunas, Kestutis; Loiko, Yury; Cojocaru, Crina Maria; Trull, Jose; Herrero Simon, Ramon
    Conference on Lasers and Electro-Optics/Europe
    Presentation of work at congresses
  • Stable subdiffractive one- and two-dimensional spatial solitons in Kerr-nonlinear photonic crystals

     Herrero Simon, Ramon; Staliunas, Kestutis; de Valcarcel Gonzalvo, German Jose; Loiko, Yury; Trull, Jose; Cojocaru, Crina Maria; Nistor, Ioan Cristian
    Nonlinear effects in photonic materials
    p. 12
    Presentation of work at congresses