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Method for sensitivity analysis of photonic crystal devices
Georgios Veronis1, Robert W Dutton, Shanhui Fan
1Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA.
Optics Letters
|November 5, 2004
Summary
We developed an efficient and accurate method for analyzing photonic crystal devices. This new approach enhances the sensitivity analysis of nanophotonic devices, improving transmission parameter calculations.
Area of Science:
- Photonics and Nanotechnology
- Computational Physics
Background:
- Photonic crystal devices are crucial for manipulating light.
- Accurate sensitivity analysis is essential for optimizing nanophotonic device performance.
Purpose of the Study:
- To introduce a novel, efficient, and accurate method for the sensitivity analysis of photonic crystal devices.
- To enable precise calculation of transmission parameter sensitivities in resonant nanophotonic devices.
Main Methods:
- Utilized a finite-difference frequency-domain (FDFD) model.
- Employed the adjoint variable method.
- Incorporated perturbation theory techniques.
Main Results:
- Demonstrated high efficiency and accuracy of the proposed method.
- Successfully applied the method to calculate sensitivity of transmission parameters.
- Validated the method for resonant nanophotonic devices.
Conclusions:
- The developed method offers a significant advancement in photonic device analysis.
- This technique provides a robust tool for the design and optimization of nanophotonic devices.