Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
Phase Conjugation in Silicon waveguide
Xiujian Li
Dec.22, 2011
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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First proposed by Va. Zel'dovich and his colleagues in Moscow in 1972, with stimulated Brillouin scattering effect.
Firstly, main applications in free space (spatial):
The forward and the backward light have the same wavefront.
1. What’s phase conjugation
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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1. Adaptive Optics;
2. Lensless Imaging;
3. Generating "Time-reversed" Light;
4. Phase-Conjugate Resonators;
5. Image processing;
6. Associative memory;
7. Frequency effect/ shift;
8. Time-Domain Applications (dispersion and nonlinear effect compensation).
2. Applications of phase conjugation
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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3. Time- and Spectral-Phase conjugation
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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4. Phase conjugation and Four-Wave Mixing
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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5. Implement
Hu, H., et al.. Optics Letters, 2010. 35(17): p. 2867-2869.
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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6. Next step
1. Design the parameters based on Silicon nano-waveguide;
2. Design the experimental setup based on current setup (for
compression, SPM, and CPM);
3. Observe the frequency distribution via OSA;
4. Observe the phase distribution via FROG / X-FROG.
5. Associated with phase noise and timing jitter.
Wong group, Optical Nanostructures Laboratory, Columbia UniversityXiujian Li [email protected]
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7. Referenced setup