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Updated: Feb 4, 2026
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Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
Published on: April 4, 2017
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Bright room temperature single photon source at telecom range in cubic silicon carbide
Junfeng Wang1, Yu Zhou1, Ziyu Wang1
1Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore, 637371, Singapore.
Nature Communications
|October 7, 2018
Summary
Bright single-photon emitters in cubic silicon carbide (3C-SiC) operating at telecom wavelengths were studied. These emitters show photostability and high brightness, crucial for quantum communication technologies.
Area of Science:
- Quantum Information Science
- Materials Science
Background:
- Single-photon emitters (SPEs) are vital for quantum information tasks like quantum key distribution.
- Telecom wavelength photons are preferred for quantum communication due to low optical fiber transmission loss.
Purpose of the Study:
- To investigate bright single-photon emitters in cubic silicon carbide (3C-SiC) within the telecom wavelength range.
- To assess the suitability of these emitters for quantum communication applications.
Main Methods:
- Characterization of single-photon emitters in 3C-SiC.
- Measurement of emission properties, including photostability and count rate at room temperature.
Main Results:
- Demonstration of bright single-photon emitters in 3C-SiC.
- Observed photostability and high count rates (~MHz) at room temperature.
- Emission in the desired telecom wavelength range.
Conclusions:
- 3C-SiC hosts promising single-photon emitters for quantum communication.
- The material's favorable growth and fabrication properties enhance its potential.
- These findings support the development of future quantum communication technologies.
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