Results 81 to 90 of about 24,160 (188)

Cross-Kerr nonlinearity in optomechanical systems [PDF]

open access: yesPhysical Review A, 2015
We consider the response of a nanomechanical resonator interacting with an electromagnetic cavity via a radiation pressure coupling and a cross-Kerr coupling. Using a mean field approach we solve the dynamics of the system, and show the different corrections coming from the radiation pressure and the cross-Kerr effect to the usually considered ...
Khan, R., Massel, F., Heikkilä, T.T.
openaire   +6 more sources

Symmetrically Threaded Superconducting Quantum Interference Devices as Next-Generation Kerr-Cat Qubits

open access: yesPRX Quantum
Kerr-cat qubits are bosonic qubits offering autonomous bit-flip protection, traditionally studied using driven superconducting nonlinear asymmetric inductive element (SNAIL) oscillators.
Bibek Bhandari   +9 more
doaj   +1 more source

Large Kerr nonlinearity in PdS2 2D films

open access: yes, 2020
<p>We report a large third-order nonlinear optical response of palladium diselenide (PdSe<sub>2</sub>) films – a two-dimensional (2D) noble metal dichalcogenide material. Both open-aperture (OA) and closed-aperture (CA) Z-scan measurements are performed with a femtosecond pulsed laser at 800 nm to investigate the nonlinear absorption ...
David Moss   +4 more
openaire   +1 more source

Purely Kerr nonlinear model admitting flat-top solitons [PDF]

open access: yesOptics Letters, 2019
We elaborate one- and two-dimensional (1D and 2D) models of media with self-repulsive cubic nonlinearity, whose local strength is subject to spatial modulation that admits the existence of flat-top solitons of various types, including fundamental ones, 1D multipoles, and 2D vortices.
Liangwei Zeng   +3 more
openaire   +3 more sources

Study the behavior of soliton solution, modulation instability and sensitive analysis to fractional nonlinear Schrödinger model with Kerr Law nonlinearity

open access: yesAin Shams Engineering Journal
The Fractional Nonlinear Schrödinger Model (FNLSM) with Kerr law nonlinearity, a popular model for simulating a variety of physical events, is the subject of this study. Our research has two main goals.
Younes Chahlaoui, Asghar Ali, Sara Javed
doaj   +1 more source

Optical solitons with differential group delay for complex Ginzburg–Landau equation

open access: yesResults in Physics, 2020
This paper addresses optical solitons in birefringent fibers that is modeled by complex Ginzburg–Landau equation with Kerr law nonlinearity. Three forms of integration architecture retrieves soliton and other solutions to the model.
Yakup Yıldırım   +6 more
doaj   +1 more source

Mode Locking At and Below the CW Threshold

open access: yes, 2013
We explore experimentally a new regime of operation for mode locking in a Ti:Sapphire laser with enhanced Kerr nonlinearity, where the threshold for pulsed operation is lowered below the threshold for continuous-wave (CW) operation.
Pe'er, Avi, Yefet, Shai
core   +1 more source

Highly non-Gaussian states created via cross-Kerr nonlinearity

open access: yes, 2007
We propose a feasible scheme for generation of strongly non-Gaussian states using the cross-Kerr nonlinearity. The resultant states are highly non-classical states of electromagnetic field and exhibit negativity of their Wigner function, sub-Poissonian ...
Appel J Figueroa E Korystov D Lvovsky A I   +12 more
core   +2 more sources

A Modified Nonlinear Lorentz Model for Third-Order Optical Nonlinearity

open access: yesMathematics
In this study, we propose a new nonlinear polarization model that modifies the polarization equation to account for the material’s nonlinear response. Specifically, the nonlinear restoring force in our model is reformulated as an electric field-dependent
Yao Xia, Jinjie Liu
doaj   +1 more source

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