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Updated: May 31, 2026
05:57
Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
Published on: April 1, 2020
Inverse-designed silicon nitride nanophotonics.
Toby Bi1,2, Shuangyou Zhang1,3, Egemen Bostan4
1Max Planck Institute for the Science of Light, Erlangen, Germany.
Nature Communications
|May 28, 2026
Summary
Silicon nitride photonics leverages inverse design to create advanced optical components. This approach enables precise control over light manipulation for telecommunications and quantum optics applications.
Area of Science:
- Photonics and Optical Engineering
- Materials Science
Background:
- Silicon nitride photonics facilitates integration of optical components for diverse applications.
- Traditional design methods limit photonic device functionality.
Purpose of the Study:
- To explore inverse design for silicon nitride photonics.
- To expand the photonic design library beyond conventional approaches.
- To unlock new functionalities in optical devices.
Main Methods:
- Utilizing inverse design for iterative, gradient-based optimization.
- Fabricating devices on a silicon nitride platform.
- Experimental verification of designed components.
Main Results:
- Demonstrated precisely tailored wavelength-division multiplexers and mode-division multiplexers.
- Realized high-Q resonators with controllable wavelength range and dispersion.
- Showcased enhanced manipulation of orthogonal bases of light.
Conclusions:
- Inverse design significantly enhances silicon nitride photonics capabilities.
- Developed components enable precise control over light.
- Inverse-designed structures are promising for on-chip nonlinear and quantum optics.
