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Sample Preparation and Transfer Protocol for In-Vacuum Long-Wavelength Crystallography on Beamline I23 at Diamond Light Source
Published on: April 23, 2021
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Inverse-designed diamond photonics
Constantin Dory1, Dries Vercruysse2, Ki Youl Yang2
1E. L. Ginzton Laboratory, Stanford University, Stanford, CA, 94305, USA. cdory@stanford.edu.
Nature Communications
|July 27, 2019
Summary
Researchers developed novel diamond devices for quantum applications by using inverse design. This method overcomes fabrication limits, enabling integrated quantum optical circuits with improved performance and scalability.
Area of Science:
- Quantum optics
- Nanofabrication
- Photonic integrated circuits
Background:
- Diamond color centers are promising for quantum technologies but integrating them into photonic circuits is challenging.
- Current fabrication methods limit device functionality and scalability for diamond quantum optics.
Purpose of the Study:
- To overcome diamond nanofabrication constraints using inverse design.
- To enable the creation of compact, robust, and highly specified diamond devices.
- To demonstrate scalable integration of quantum devices for photonic circuits.
Main Methods:
- Utilized inverse design methods with advanced optimization techniques.
- Searched the full parameter space for fabricable diamond device designs.
- Experimentally demonstrated inverse-designed photonic free-space interfaces and their integration.
Main Results:
- Fabricated compact and robust diamond devices with unique specifications.
- Successfully integrated inverse-designed interfaces with photonic crystal cavities and waveguide-splitters.
- Demonstrated multi-device integration capability on the diamond platform.
Conclusions:
- Inverse design overcomes fabrication limitations in diamond nanofabrication.
- The developed platform enables scalable integration for diamond quantum optical circuits.
- This work is a critical advancement toward realizing integrated diamond quantum technologies.
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