Light slowing and all-optical time division multiplexing of hybrid four-wave mixing signal in nitrogen-vacancy center

Ruimin Wang*, Irfan Ahmed, Faizan Raza, Changbiao Li, Yanpeng Zhang*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

3 Citations (Scopus)

Abstract

We report the experimental results of hybrid four-wave mixing and fluorescence signals from nitrogen-vacancy (NV) centers in diamond. The fluorescence signals are slowed owing to dark state. The observed delay time of light slowing due to interconversion between NV- and NV0 is about 6.4 μs. The relative intensities of read-out signals change with the wavelength and power of writing pulse. Based on light slowing, we present the model of all-optical time division multiplexing. The intensity ratio in different demultiplexed channels is modulated by the wavelength and power of control field. It has potential applications in quantum communication and all-optical network.
Original languageEnglish
Article number054204
JournalChinese Physics B
Volume29
Issue number5
Online published1 Mar 2020
DOIs
Publication statusPublished - May 2020

Research Keywords

  • fluorescence
  • nonlinear optics
  • time division multiplexing

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