Two-dimensional photonic crystal slab nanocavities on bulk single-crystal diamond

Abstract

Color centers in diamond are promising spin qubits for quantum computing and quantum networking. In photon-mediated entanglement distribution schemes, the efficiency of the optical interface ultimately determines the scalability of such systems. Nano-scale optical cavities coupled to emitters constitute a robust spin-photon interface that can increase spontaneous emission rates and photon extraction efficiencies. In this work, we introduce the fabrication of 2D photonic crystal slab nanocavities with high quality factors and cubic wavelength mode volumes—directly in bulk diamond. This planar platform offers scalability and considerably expands the toolkit for classical and quantum nanophotonics in diamond.

Document Details

Document Type
Pub Defense Publication
Publication Date
Apr 02, 2018
Source ID
10.1063/1.5021349

Entities

People

  • Dirk Englund
  • Noel H. Wan
  • Sara Mouradian

Organizations

  • Air Force Office of Scientific Research
  • Massachusetts Institute of Technology
  • National Science Foundation
  • United States Army Research Laboratory

Tags

Fields of Study

  • Physics

Readers

  • Distributed Systems and Data Platform Development
  • Optical Physics and Photonics.
  • Quantum spin resonance or Electron Paramagnetic Resonance spectroscopy.

Technology Areas

  • Quantum Computing
  • Quantum Science - Quantum Dots