Sensitivity optimization for NV-diamond magnetometry

John F. Barry, Jennifer M. Schloss, Erik Bauch, Matthew J. Turner, Connor A. Hart, Linh M. Pham, and Ronald L. Walsworth
Rev. Mod. Phys. 92, 015004 – Published 31 March 2020

Abstract

Solid-state spin systems including nitrogen-vacancy (NV) centers in diamond constitute an increasingly favored quantum sensing platform. However, present NV ensemble devices exhibit sensitivities orders of magnitude away from theoretical limits. The sensitivity shortfall both handicaps existing implementations and curtails the envisioned application space. This review analyzes present and proposed approaches to enhance the sensitivity of broadband ensemble-NV-diamond magnetometers. Improvements to the spin dephasing time, the readout fidelity, and the host diamond material properties are identified as the most promising avenues and are investigated extensively. This analysis of sensitivity optimization establishes a foundation to stimulate development of new techniques for enhancing solid-state sensor performance.

  • Figure
  • Figure
  • Figure
  • Figure
  • Figure
  • Figure
  • Figure
29 More
  • Received 13 March 2019

DOI:https://doi.org/10.1103/RevModPhys.92.015004

© 2020 American Physical Society

Physics Subject Headings (PhySH)

Quantum Information, Science & TechnologyAtomic, Molecular & OpticalCondensed Matter, Materials & Applied PhysicsInterdisciplinary PhysicsGeneral Physics

Authors & Affiliations

John F. Barry*

  • Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts 02421, USA, Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, USA, Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA, and Center for Brain Science, Harvard University, Cambridge, Massachusetts 02138, USA

Jennifer M. Schloss

  • Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts 02421, USA, Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, USA, Center for Brain Science, Harvard University, Cambridge, Massachusetts 02138, USA, and Department of Physics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA

Erik Bauch

  • Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA

Matthew J. Turner

  • Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA and Center for Brain Science, Harvard University, Cambridge, Massachusetts 02138, USA

Connor A. Hart

  • Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA

Linh M. Pham

  • Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts 02421, USA and Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, USA

Ronald L. Walsworth

  • Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA, Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA, Department of Physics, University of Maryland, College Park, Maryland 20742, USA, Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, USA, Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA, and Center for Brain Science, Harvard University, Cambridge, Massachusetts 02138, USA

  • *john.barry@ll.mit.edu
  • jennifer.schloss@ll.mit.edu
  • walsworth@umd.edu

Article Text (Subscription Required)

Click to Expand

References (Subscription Required)

Click to Expand
Issue

Vol. 92, Iss. 1 — January - March 2020

Reuse & Permissions
Access Options
CHORUS

Article Available via CHORUS

Download Accepted Manuscript
Author publication services for translation and copyediting assistance advertisement

Authorization Required


×
×

Images

×

Sign up to receive regular email alerts from Reviews of Modern Physics

Log In

Cancel
×

Search


Article Lookup

Paste a citation or DOI

Enter a citation
×