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Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
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Circuit level implementation of photonic crystal devices
Applied Optics
|October 26, 2020
Summary
Researchers modeled photonic crystal components using approximate RLC circuits, enabling efficient design and analysis of wave propagation in photonic devices. This method simplifies complex calculations, offering a practical approach for engineers.
Area of Science:
- Photonics
- Electrical Engineering
- Computational Electromagnetics
Background:
- Photonic crystals offer unique wave manipulation properties.
- Accurate modeling of photonic crystal components is crucial for device design.
- Existing numerical methods can be computationally intensive.
Purpose of the Study:
- To develop an approximate RLC circuit model for photonic crystal components.
- To demonstrate the analogy between photonic crystal elements and RLC circuits.
- To provide a flexible and efficient design procedure for photonic devices.
Main Methods:
- Modeling photonic crystal components using coupled and inserted lumped RLC circuits.
- Investigating waveguide-cavity and cavity-cavity systems.
- Validating the circuit models using finite-difference time-domain (FDTD) simulations and coupled-mode theory (CMT).
Main Results:
- The proposed RLC circuit models accurately imitate wave propagation in photonic devices.
- The models are sufficiently exact for substitution into complex numerical calculations.
- The procedure allows for flexible and efficient design of photonic components.
Conclusions:
- Approximate RLC circuit modeling provides a viable and efficient alternative for analyzing photonic crystal components.
- This approach simplifies the design process, reducing computational complexity.
- The validated models can be applied to various photonic device configurations.
