English

Chromium single photon emitters in diamond fabricated by ion implantation

Materials Science 2015-05-18 v1 Quantum Physics

Abstract

Controlled fabrication and identification of bright single photon emitters is at the heart of quantum optics and materials science. Here we demonstrate a controlled engineering of a chromium bright single photon source in bulk diamond by ion implantation. The Cr center has fully polarized emission with a ZPL centered at 749 nm, FWHM of 4 nm, an extremely short lifetime of ~1 ns, and a count rate of 500 kcounts/s. By combining the polarization measurements and the vibronic spectra, a model of the center has been proposed consisting of one interstitial chromium atom with a transition dipole along one of the <100> directions.

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Cite

@article{arxiv.1001.4373,
  title  = {Chromium single photon emitters in diamond fabricated by ion implantation},
  author = {Igor Aharonovich and Stefania Castelletto and Brett C. Johnson and Jeffrey C. McCallum and David A. Simpson and Andrew D. Greentree and Steven Prawer},
  journal= {arXiv preprint arXiv:1001.4373},
  year   = {2015}
}