Results 11 to 20 of about 7,555,112 (257)

Four-wave mixing Floquet topological solitons [PDF]

open access: yesOptics Letters, 2021
We consider a topological Floquet insulator realized as a honeycomb array of helical waveguides imprinted in a weakly birefringent medium. The system accounts for four-wave mixing occurring at a series of resonances arising due to Floquet phase matching.
Sergey K. Ivanov   +2 more
openaire   +4 more sources

Simplified Near-Degenerate Four-Wave-Mixing Microscopy

open access: yesMolecules, 2021
Four-wave-mixing microscopy is widely researched in both biology and medicine. In this paper, we present a simplified near-degenerate four-wave-mixing microscopy (SNDFWM).
Jianjun Wang   +13 more
doaj   +2 more sources

Instabilities of four-wave mixing

open access: yesNonlinear Guided Waves and Their Applications, 2005
We predict that four-wave mixing driven by a dual frequency input undergoes different instability scenarios encompassing modulational instability or multiple shock formation in the anomalous and normal dispersion regime, respectively.
VALENTINI, Silvia   +3 more
openaire   +3 more sources

Chirped four-wave mixing

open access: yesPhysical Review A, 1993
We will demonstrate that four-wave mixing with linearly chirped (phase-modulated) pulses is a unique tool for obtaining information on the dynamics and level structure of,a system. Especially, it will be shown that the transient-grating-scattering type of experiment with chirped pulses provides an immediate answer to the question of whether the ...
DUPPEN, K   +3 more
openaire   +4 more sources

Wavefront shaping with nonlinear four-wave mixing

open access: yesScientific Reports, 2023
Wavefront manipulations have enabled wide applications across many interdisciplinary fields ranging from optics and microwaves to acoustics. However, the realizations of such functional surfaces heavily rely on micro/nanofabrication to define the ...
Dongyi Shen, Jianjun Cao, Wenjie Wan
doaj   +1 more source

Generation of tripartite squeezed state by cascaded four-wave mixing in single hot rubidium atomic system

open access: yesNew Journal of Physics, 2022
We report the quantum correlated triple beams via cascaded four-wave mixing (CFWM) amplified in single hot atomic vapor. Experimentally, we show that strong quantum correlation of three light beams, among them any two’s quantum correlation is ...
Changbiao Li   +6 more
doaj   +1 more source

Silicon Photonics Chip for Inter-modal Four Wave Mixing on a Broad Wavelength Range

open access: yesFrontiers in Physics, 2019
We design, fabricate and test an integrated silicon photonics chip for inter-modal four wave mixing, whose phase-matching relays on the modal dispersions of different waveguide modes.
Stefano Signorini   +5 more
doaj   +1 more source

A novel four-wave mixing compensator [PDF]

open access: yesSPIE Proceedings, 2006
We propose and demonstrate a novel four-wave-mixing (FWM) compensator made of a highly nonlinear fiber and a pump laser. This technique utilizes the additional pi/2 phase delay occurring in every FWM process. Thus, the FWM components generated in the transmission fiber can be cancelled out by the FWM components generated within the FWM compensator.
Huh, JY   +3 more
openaire   +2 more sources

Experimental analysis of four-wave mixing in a semiconductor optical amplifier using frequency resolved optical gating [PDF]

open access: yes, 2007
Four-wave mixing was performed in a multi-quantum well semiconductor optical amplifier in order to demultiplex 2 ps pulses from 80 GHz to 10 GHz. The demultiplexed pulses were measured using frequency resolved optical gating.
Barry, Liam P.   +8 more
core   +2 more sources

Pump-probe detuning dependence of four-wave mixing pulse in an SOA [PDF]

open access: yes, 2007
Four-wave mixing (FWM) between 2-ps pulses in a multiquantum-well semiconductor optical amplifier (SOA) is presented. The conjugate pulses are fully characterized using the frequency-resolved optical gating technique.
Barry, Liam P.   +2 more
core   +2 more sources

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