Ultrafast operation of four-wave mixing switches using the quasi-phase matched cascaded second-order nonlinear effect

Author(s):  
Y. Fukuchi ◽  
K. Kikuchi
2006 ◽  
Vol 35 (3) ◽  
pp. 144-154 ◽  
Author(s):  
A. V. Ramprasad ◽  
A. Uma Mageswari ◽  
M. Meenakshi ◽  
M. Arumugam

2016 ◽  
Vol 13 (7) ◽  
pp. 075403 ◽  
Author(s):  
Feng Wen ◽  
Zhaoyang Zhang ◽  
Irfan Ahmed ◽  
Zepei Li ◽  
Hongxing Wang ◽  
...  

2015 ◽  
Vol 29 (03) ◽  
pp. 1550001
Author(s):  
Jin Wen

The compact picosecond nondegenerate four-wave mixing mirrorless optical parametric oscillator based on multimode silicon waveguide is proposed and investigated numerically. Two counterpropagating picosecond pulses of fundamental mode can generate new pulses of second-order mode at different wavelengths due to the large modal dispersion between the fundamental mode and the second-order mode. The frequency of the newly generated waves can be tuned to 0.6 THz by adjusting the pump frequency difference of 5 THz. The output signal wave exhibits pulse width of 50 ps when the pump pulse is 100 ps. The proposed mirrorless optical parametric oscillator exhibits compact configuration and low threshold, which can find important applications in integrated optical source and ultrafast all-optical signal processing.


Photonics ◽  
2021 ◽  
Vol 8 (7) ◽  
pp. 234
Author(s):  
Huajun Chen

We theoretically research the four-wave mixing (FWM) and second-order sideband generation (SSG) in a hybrid optomechanical system under the condition of pump on-resonance and pump off-resonance, where an optomechanical resonator is coupled to another nanomechanical resonator (NR) via Coulomb interaction. Using the standard quantum optics method and input–output theory, we obtain the analytical solution of the FWM and SSG with strict derivation. According to the numerical simulations, we find that the FWM can be controlled via regulating the coupling strength and the frequency difference of the two NRs under different detuning, which also gives a means to determine the coupling strength of the two NRs. Furthermore, the SSG is sensitive to the detuning, which shows double second-order optomechanically induced transparency (OMIT) sidebands via controlling the coupling strength and frequencies of the resonators. Our investigation may increase the comprehension of nonlinear phenomena in hybrid optomechanics systems.


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