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Related Experiment Video

Updated: Jun 23, 2026

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Published on: April 4, 2017

Odd- and even-order dispersion cancellation in quantum interferometry.

Olga Minaeva¹, Cristian Bonato, Bahaa E A Saleh

¹Department of Electrical & Computer Engineering, Boston University, Boston, Massachusetts 02215, USA.

Physical Review Letters

|April 28, 2009

Summary

Researchers discovered a novel method for dispersion cancellation using quantum interferometry. This technique allows for separate cancellation of odd- and even-order dispersion, enhancing quantum communication and metrology.

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Last Updated: Jun 23, 2026

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

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Published on: April 4, 2017

The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry

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Area of Science:

Quantum optics
Photonics
Metrology

Background:

Dispersion poses challenges in optical systems, affecting signal integrity.
Controlling higher-order dispersion is crucial for advanced optical applications.

Purpose of the Study:

To introduce a novel effect for dispersion cancellation.
To demonstrate simultaneous odd- and even-order dispersion cancellation within a single quantum interferogram.

Main Methods:

Utilized frequency-anticorrelated entangled photons.
Developed and employed a new type of quantum interferometer.

Main Results:

Achieved distinct regions for odd- and even-order dispersion cancellation in a single quantum interferogram.
Demonstrated the feasibility of the novel dispersion cancellation technique.

Conclusions:

The developed method offers new opportunities for quantum communication in dispersive media.
This technique enhances precision in quantum metrology applications.