• Generation of arbitrary complex quasi-non-diffracting optical patterns 

      Ortiz Ambriz, Antonio; López Aguayo, Servando; Kartashov, Yaroslav V.; Vysloukh, Victor A.; Petrov, Dimitri; Garcia Gracia, Hipolito; Gutierrez Vega, Julio Cesar; Torner Sabata, Lluís (2013-09)
      Article
      Accés restringit per política de l'editorial
      Due to their unique ability to maintain an intensity distribution upon propagation, non-diffracting light fields are used extensively in various areas of science, including optical tweezers, nonlinear optics and quantum ...
    • Observation of azimuthal modulation instability and formation of patterns of optical solitons in a quadratic nonlinear crystal 

      Petrov, Dimitri; Torner Sabata, Lluís; Martorell Pena, Jordi; Vilaseca Alavedra, Ramon; Pérez Torres, Juan; Cojocaru, Crina (1998-09)
      Article
      Accés restringit per política de l'editorial
      We report what is believed to be the first experimental demonstration of the azimuthal self-breaking of intense beams containing a vortex phase dislocation into sets of optical spatial solitons in a quadratic nonlinear ...
    • Observation of optical vortex streets in walking-second harmonic generation 

      Molina Terriza, Gabriel; Petrov, Dimitri; Recolons Martos, Jaume; Torner Sabata, Lluís (OPTICAL SOC AMER - (OSA), 2002-04-30)
      Article
      Accés obert
    • Solitary-wave vortices in type II second-harmonic generation 

      Pérez Torres, Juan; Soto-Crespo, J M; Torner Sabata, Lluís; Petrov, Dimitri (1998-05)
      Article
      Accés restringit per política de l'editorial
      We find families of optical bright, vortex solitary waves in bulk quadratic nonlinear media under conditions for type II second-harmonic generation. We study the main properties of the families of solitary waves, including ...
    • Splitting of Light Beams with Phase dislocations into Solitons in Quadratic Nonlinear Media 

      Petrov, Dimitri; Santos Blanco, M. Concepción; Torner Sabata, Lluís (A. Hidalgo, 1997-05-31)
      Article
      Accés obert
      We investigate the propagation of intense light beams in bulk quadratic nonlinear crystals under conditions for second-harmonic generation. We show numerically that input light beams with a spiral phase front dislocation ...