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Updated: Jan 11, 2026

High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy

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Published on: June 28, 2016

Arbitrarily Structured Photoluminescence from Individual Nanodiamonds.

Xujing Liu¹, Yinhui Kan¹, Shailesh Kumar¹

¹Center for Nano Optics, University of Southern Denmark, Odense DK-5230, Denmark.

|November 17, 2025

Summary

This summary is machine-generated.

Researchers developed a new method to control light emission from quantum emitters using holographic metasurfaces. This breakthrough enables custom-shaped photon emission for advanced quantum technologies and secure communication.

Keywords:

holography metasurfaces nanodiamond quantum emitter vectorial

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Area of Science:

Quantum Optics
Nanophotonics
Materials Science

Background:

Controlling quantum emitter (QE) radiation is vital for quantum technologies.
Current methods struggle with at-source control of nanoscale photon sources.

Purpose of the Study:

To develop a general approach for direct, arbitrary control of structured light emission from individual QEs.
To enable at-source manipulation of photon emission for enhanced quantum applications.

Main Methods:

Integration of individual nanodiamonds with nitrogen-vacancy centers with holographic metasurfaces.
Utilizing surface plasmon mediation for light manipulation.
Encoding vectorial wavefront information into metasurfaces.

Main Results:

Demonstrated generation of arbitrarily structured photoluminescence from single nanodiamonds.
Experimentally reconstructed diverse polarization-multiplexed structured emissions, including multichannel and letter shapes.
Achieved direct, at-source control over photon emission characteristics.

Conclusions:

The developed approach offers a general method for at-source control of nanoscale light sources.
This technique promises advancements in scalable quantum nanophotonic devices.
Potential applications include high-capacity quantum information processing and single-photon encryption.