Numerical investigation of plasmon-enhanced emission from a nanofiber coupled single photon emitter

Yining Xuan, Rui Sun, Soyoung Baek, Mark Sadgrove, Keiichi Edamatsu

Research output: Contribution to journalArticlepeer-review

Abstract

This study explores the enhancement of emission from a single photon emitter in a quantum communication network by coupling the source with an optical nanofiber and leveraging gold nanoparticles for Purcell enhancement. Large Purcell enhancements of more than 50 times were recently reported experimentally, but the understanding of important issues, including the maximum Purcell factor and limits to quantum efficiency due to ohmic losses, is still lacking. Our findings reveal that the reported experimental results are reasonable, and confirm that such composite devices provide a promising route for high-efficiency single photon sources coupled to an optical fiber-based quantum communication network.

Original languageEnglish
Article number012003
JournalApplied Physics Express
Volume17
Issue number1
DOIs
Publication statusPublished - 1 Jan 2024

Keywords

  • Finite-difference time-domain method
  • Optical nanofiber
  • Purcell effect
  • Quantum information and communication technologies
  • Single photon emitter

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