• Featured in Physics
  • Editors' Suggestion

Quantum Teleportation in High Dimensions

Yi-Han Luo, Han-Sen Zhong, Manuel Erhard, Xi-Lin Wang, Li-Chao Peng, Mario Krenn, Xiao Jiang, Li Li, Nai-Le Liu, Chao-Yang Lu, Anton Zeilinger, and Jian-Wei Pan
Phys. Rev. Lett. 123, 070505 – Published 15 August 2019
Physics logo See Synopsis: Quantum Teleportation Now Comes in 3D
PDFHTMLExport Citation

Abstract

Quantum teleportation allows a “disembodied” transmission of unknown quantum states between distant quantum systems. Yet, all teleportation experiments to date were limited to a two-dimensional subspace of quantized multiple levels of the quantum systems. Here, we propose a scheme for teleportation of arbitrarily high-dimensional photonic quantum states and demonstrate an example of teleporting a qutrit. Measurements over a complete set of 12 qutrit states in mutually unbiased bases yield a teleportation fidelity of 0.75(1), which is well above both the optimal single-copy qutrit state-estimation limit of 1/2 and maximal qubit-qutrit overlap of 2/3, thus confirming a genuine and nonclassical three-dimensional teleportation. Our work will enable advanced quantum technologies in high dimensions, since teleportation plays a central role in quantum repeaters and quantum networks.

  • Figure
  • Figure
  • Figure
  • Received 20 June 2019

DOI:https://doi.org/10.1103/PhysRevLett.123.070505

© 2019 American Physical Society

Physics Subject Headings (PhySH)

Quantum Information, Science & Technology

Synopsis

Key Image

Quantum Teleportation Now Comes in 3D

Published 15 August 2019

The first experiment to teleport qutrits rather than qubits paves the way to teleporting the complete quantum state of a particle.

See more in Physics

Authors & Affiliations

Yi-Han Luo1,2, Han-Sen Zhong1,2, Manuel Erhard3,4, Xi-Lin Wang1,2, Li-Chao Peng1,2, Mario Krenn3,4, Xiao Jiang1,2, Li Li1,2, Nai-Le Liu1,2, Chao-Yang Lu1,2,*, Anton Zeilinger3,4,†, and Jian-Wei Pan1,2,‡

  • 1Hefei National Laboratory for Physical Sciences at Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei, 230026, China
  • 2CAS Centre for Excellence in Quantum Information and Quantum Physics, Hefei, 230026, China
  • 3Austrian Academy of Sciences, Institute for Quantum Optics and Quantum Information (IQOQI), Boltzmanngasse 3, A-1090 Vienna, Austria
  • 4Vienna Center for Quantum Science and Technology (VCQ), Faculty of Physics, University of Vienna, A-1090 Vienna, Austria

  • *cylu@ustc.edu.cn
  • anton.zeilinger@univie.ac.at
  • pan@ustc.edu.cn

Article Text (Subscription Required)

Click to Expand

Supplemental Material (Subscription Required)

Click to Expand

References (Subscription Required)

Click to Expand
Issue

Vol. 123, Iss. 7 — 16 August 2019

Reuse & Permissions
Access Options
Author publication services for translation and copyediting assistance advertisement

Authorization Required


×
×

Images

×

Sign up to receive regular email alerts from Physical Review Letters

Log In

Cancel
×

Search


Article Lookup

Paste a citation or DOI

Enter a citation
×