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Pure negatively charged state of the NV center in n-type diamond

Yuki Doi, Takahiro Fukui, Hiromitsu Kato, Toshiharu Makino, Satoshi Yamasaki, Toshiyuki Tashima, Hiroki Morishita, Shinji Miwa, Fedor Jelezko, Yoshishige Suzuki, and Norikazu Mizuochi
Phys. Rev. B 93, 081203(R) – Published 3 February 2016
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Abstract

Optical illumination on negatively charged nitrogen-vacancy (NV) centers inevitably causes stochastic charge-state transitions between the NV and the neutral charge state of the NV center. It limits the steady-state population of NV to 5% at minimum (∼610 nm) and 80% (∼532 nm) at maximum in intrinsic diamond depending on the wavelength. Here, we show Fermi-level control by phosphorus doping generates 99.4 ± 0.1% NV under 1-μW and 593-nm excitation which is close to maximum absorption of NV. The pure NV shows a fivefold increase in luminescence and a fourfold enhancement of an optically detected magnetic resonance under 593-nm excitation compared with those in intrinsic diamond.

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  • Received 8 December 2014
  • Revised 24 December 2015

DOI:https://doi.org/10.1103/PhysRevB.93.081203

©2016 American Physical Society

Physics Subject Headings (PhySH)

Condensed Matter, Materials & Applied Physics

Authors & Affiliations

Yuki Doi1, Takahiro Fukui1, Hiromitsu Kato2,3, Toshiharu Makino2,3, Satoshi Yamasaki2,3, Toshiyuki Tashima1, Hiroki Morishita1,4, Shinji Miwa1, Fedor Jelezko5, Yoshishige Suzuki1, and Norikazu Mizuochi1,3,4,*

  • 1Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan
  • 2Energy Technology Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki 305-8568, Japan
  • 3CREST, Japan Science and Technology Agency, Kawaguchi, Saitama 332-0012, Japan
  • 4Institute for Chemical Research, Kyoto University, Gokasho, Uji-city, Kyoto 611-0011, Japan
  • 5Institut für Quantenoptik, Universität Ulm, Albert-Einstein-Allee 11, 89081 Ulm, Germany

  • *Corresponding author: mizuochi@scl.kyoto-u.ac.jp

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Issue

Vol. 93, Iss. 8 — 15 February 2016

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