High-order spectral filtering based on photonic synthetic dimensions
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View abstract on PubMed
Summary
This summary is machine-generated.Researchers created tunable optical filters using photonic synthetic dimensions. This method leverages orbital angular momentum and polarization to control light propagation, enabling advanced all-optical devices.
Area Of Science
- Photonics
- Optical Engineering
- Quantum Optics
Background
- Photonic synthetic dimensions utilize non-spatial degrees of freedom to create additional dimensions in photonic systems.
- This approach holds promise for developing sophisticated all-optical devices.
Purpose Of The Study
- To design and experimentally demonstrate tunable high-order optical filters.
- To leverage synthetic orbital angular momentum and polarization dimensions within a single resonant cavity.
Main Methods
- Experimental demonstration of photon propagation in synthetic dimensions.
- Utilizing coupled ring resonator arrays to form a synthetic lattice within a resonant cavity.
- Analyzing the dispersion relation of the constructed cavity.
Main Results
- Successful design and demonstration of tunable high-order filters.
- Proof of equivalence between coupled ring resonator arrays and synthetic lattices.
- Demonstration of electric-controlled tunability for center frequency and passband bandwidth.
Conclusions
- The developed synthetic dimension-based filter offers electric-controlled tunability.
- This work inspires the creation of novel functional optical devices using photonic synthetic lattices.
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