Surface waves in a linearly graded-index and an intensity-dependent index layered structure

SE Savotchenko - JOSA A, 2022 - opg.optica.org
A new type surface wave is found that propagates in a linearly graded-index and an intensity-
dependent index layered structure characterized by an abrupt change in the dielectric …

Localized states near the interface with anharmonic properties between nonlinear media with different characteristics

SE Savotchenko - Modern Physics Letters B, 2018 - World Scientific
We consider the nonlinear excitation localized near the thin layer with nonlinear properties
separated by different nonlinear media. The excitations are described by nonlinear …

Propagation of nonlinear surface waves along the interface between a Kerr-type crystal and a medium characterized by stepwise dielectric permittivity

SE Savotchenko - Journal of Optics, 2020 - iopscience.iop.org
The contact of a medium characterized by Kerr nonlinearity and a medium characterized by
a stepwise nonlinearity, where the dielectric permittivity depends on the amplitude of the …

Nonlinear surface waves at the interface between optical media with different nonlinearity induction mechanisms

SE Savotchenko - Journal of Experimental and Theoretical Physics, 2019 - Springer
Different types of nonlinear surface waves with a peculiar polarization, which emerge at the
interface between a photorefractive crystal and a medium with Kerr nonlinearity, are …

Stationary states near the interface with anharmonic properties between linear and nonlinear defocusing media

SE Savotchenko - Solid State Communications, 2018 - Elsevier
We consider the nonlinear excitation near the thin layer with nonlinear properties separated
linear and media with Kerr-type defocusing nonlinearity. The excitations are described by …

Nonlinear surface waves in a symmetric three-layer structure that is composed of optical media with different formation mechanisms of nonlinear response

SE Savotchenko - Optics and Spectroscopy, 2020 - Springer
We consider the propagation of surface TM waves in a three-layer structure the inner layer of
which is formed by a plate of a crystal with a Kerr type focusing nonlinearity, while its outer …

Peculiarities of localization in the presence of surface interaction in the crystal characterized by the jump change in Kerr nonlinearity

SE Savotchenko - The European Physical Journal B, 2020 - Springer
We propose the new model of nonlinearity describing a sharp change in Kerr nonlinearity
coefficients in dependence on the field amplitude. The excitation interaction with surface is …

Surface waves at the interface of a photorefractive crystal and a medium with positive Kerr nonlinearity

SE Savotchenko - Physics of the Solid State, 2020 - Springer
The types of nonlinear surface waves with extraordinary polarization arising at the interface
between a photorefractive crystal and a medium with positive Kerr nonlinearity are …

Localization on the interface with nonlinear response between linear and nonlinear focusing media

SE Savotchenko - Surfaces and Interfaces, 2018 - Elsevier
The nonlinear excitations near the thin layer with nonlinear properties separated linear and
media with Kerr-type focusing (positive) nonlinearity are considered. The nonlinear …

The coupled states localized near the interface between nonlinear attractive and repulsive media

SE Savotchenko - Communications in Nonlinear Science and Numerical …, 2018 - Elsevier
We consider contact of the media with opposite signs of nonlinearity parameters. The
excitations localized near the interface of two nonlinear media and propagating along it are …