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NV-based quantum memories coupled to photonic integrated circuits

  • Sara Mouradian
  • , Tim Schröder
  • , Jiabao Zheng
  • , Tsung Ju Lu
  • , Hyeongrak Choi
  • , Noel Wan
  • , Michael Walsh
  • , Eric Bersin
  • , Dirk Englund
  • Massachusetts Institute of Technology
  • Columbia University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

The negatively charged nitrogen vacancy (NV) center in diamond is a promising solid-state quantum memory. However, developing networks comprising such quantum memories is limited by the fabrication yield of the quantum nodes and the collection efficiency of indistinguishable photons. In this letter, we report on advances on a hybrid quantum system that allows for scalable production of networks, even with low-yield node fabrication. Moreover, an NV center in a simple single mode diamond waveguide is shown in simulation and experiment to couple well to a single mode SiN waveguide with a simple adiabatic taper for optimal mode transfer. In addition, cavity enhancement of the zero phonon line of the NV center with a resonance coupled to the waveguide mode allows a simulated <1800 fold increase in the collection of photon states coherent with the state of the NV center into a single frequency and spatial mode.

Original languageEnglish
Title of host publicationActive Photonic Materials VIII
EditorsGanapathi S. Subramania, Stavroula Foteinopoulou
PublisherSPIE
ISBN (Electronic)9781510602311
DOIs
StatePublished - 2016
EventActive Photonic Materials VIII - San Diego, United States
Duration: Aug 28 2016Sep 1 2016

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9920
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceActive Photonic Materials VIII
Country/TerritoryUnited States
CitySan Diego
Period08/28/1609/1/16

Keywords

  • Diamond
  • Integration
  • Modulators
  • Photonic Circuit
  • Quantum Information
  • Quantum Memory
  • Waveguides
  • Wide Band-Gap Materials

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