Results 31 to 40 of about 23,842 (222)

Six-wave interaction with double wavefront reversal in multimode waveguides with Kerr and thermal nonlinearities

open access: yesКомпьютерная оптика, 2023
Spatial selectivity of six-wave radiation converters, which perform double wavefront conjugation of a signal wave in long multimode waveguides with both Kerr and thermal nonlinearities, is studied.
V.V. Ivakhnik   +2 more
doaj   +1 more source

Echoes in a Single Quantum Kerr-nonlinear Oscillatora [PDF]

open access: yesConference on Lasers and Electro-Optics, 2021
We theoretically study the echo phenomenon in a single impulsively excited (“kicked”) Kerr-nonlinear oscillator. These echoes may be useful for studying decoherence processes in a number of systems related to quantum information processing.
I. Tutunnikov   +2 more
openaire   +2 more sources

High-order numerical method for the nonlinear Helmholtz equation with material discontinuities in one space dimension [PDF]

open access: yes, 2007
The nonlinear Helmholtz equation (NLH) models the propagation of electromagnetic waves in Kerr media, and describes a range of important phenomena in nonlinear optics and in other areas.
Aubry   +32 more
core   +2 more sources

Enhancement of Kerr nonlinearity by multiphoton coherence [PDF]

open access: yesOptics Letters, 2003
4 pages, 3 figures Submitted to Optics ...
Matsko, A. B.   +3 more
openaire   +3 more sources

Kerr nonlinear coupler and entanglement [PDF]

open access: yesJournal of Optics B: Quantum and Semiclassical Optics, 2004
We discuss a model comprising two coupled nonlinear oscillators (Kerr-like nonlinear coupler) with one of them pumped by an external coherent excitation. Applying the method of nonlinear quantum scissors we show that the quantum evolution of the coupler can be closed within a finite set of n-photon Fock states. Moreover, we show that the system is able
Leonski, Wieslaw, Miranowicz, Adam
openaire   +2 more sources

Effects of magnonic Kerr nonlinearity on magnon-polaritons with a soft-mode [PDF]

open access: yesAIP Advances
We theoretically study the effects of magnonic Kerr nonlinearity on magnon–polaritons (MPs) with a soft-mode in easy-axis ferromagnets coupled to a microwave cavity.
Takahiro Chiba
doaj   +1 more source

Modulated electromechanics: large enhancements of nonlinearities

open access: yesNew Journal of Physics, 2014
It is well-known that the nonlinear coupling between a mechanical oscillator and a superconducting resonator or optical cavity can be used to generate a Kerr-nonlinearity for the cavity mode.
Jie-Qiao Liao   +3 more
doaj   +1 more source

Non-linear unbalanced Bessel beams: Stationary conical waves supported by nonlinear losses [PDF]

open access: yes, 2004
Nonlinear losses accompanying Kerr self-focusing substantially impacts the dynamic balance of diffraction and nonlinearity, permitting the existence of localized and stationary solutions of the 2D+1 nonlinear Schrodinger equation which are stable against
Alberto Parola   +7 more
core   +2 more sources

Nonlinear spinor in a Kerr–Schild background [PDF]

open access: yesJournal of Mathematical Physics, 2001
We study the nonlinear spinor field in a Kerr–Schild background by first looking for solitonic solutions in the absence of rotation, given that in the special relativistic limit there are solitonic solutions in this approximation. Since for the scalar field problem at least two independent radial functions are needed for the solitonic solutions to ...
Cadavid, A. C., Finkelstein, R. J.
openaire   +2 more sources

Nonlinear Michelson interferometer for improved quantum metrology [PDF]

open access: yes, 2015
We examine quantum detection via a Michelson interferometer embedded in a gas with Kerr nonlinearity. This nonlinear interferometer is illuminated by pulses of classical light.
Luis, Alfredo, Rivas, Ángel
core   +3 more sources

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