Search results for "Parametric Soliton"

showing 3 items of 3 documents

Parametric Solitons in Two-Dimensional Lattices of Purely Nonlinear Origin

2008

We demonstrate spatial solitons via twin-beam second-harmonic generation in hexagonal lattices realized by poling lithium niobate planar waveguides. These simultons can be steered by acting on power, direction, and wavelength of the fundamental frequency input.

Parametric solitonPhysicsTA1501business.industryPolingLithium niobatePhysics::OpticsGeneral Physics and AstronomyFundamental frequencyPower (physics)WavelengthNonlinear systemchemistry.chemical_compoundOpticsPlanarchemistryQuantum mechanicsNonlinear photonic crystalsbusinessNonlinear Sciences::Pattern Formation and SolitonsParametric statisticsPhysical Review Letters
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PARAMETRIC SELF-TRAPPING OF OPTICAL BEAMS VIA RANDOM QUASI PHASE MATCHING IN LITHIUM TANTALATE WAVEGUIDE

2011

We report on experimental evidence of parametric spatial solitons in a lithium tantalate waveguide with randomized periodic ferroelectric poling. Two-color self-focusing via quadratic cascading overcomes the diffractive nature of both fundamental and frequency-doubled beams.

Nonlinear optics Parametric solitons Random quasi-phase-matchingSettore ING-INF/02 - Campi ElettromagneticiSettore ING-INF/01 - Elettronica
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Parametric solitons in nonlinear photonic crystals

2007

We present theoretical and experimental investigations on the soliton dynamics associated to multiple second harmonic generation resonances in two-dimensional nonlinear photonic crystals, highlighting a wealth of new possibilities for soliton management in such structures.

PhysicsSum-frequency generationLithium niobateNonlinear Photonic CrystalSecond-harmonic generationNonlinear opticschemistry.chemical_compoundNonlinear systemLithium NiobateNonlinear Sciences::Exactly Solvable and Integrable SystemschemistryQuantum mechanicsSolitonNonlinear Sciences::Pattern Formation and SolitonsParametric SolitonPhotonic crystalParametric statistics
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