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Quantum-dot cluster-state computing with encoded qubits

Yaakov S. Weinstein, C. Stephen Hellberg, and Jeremy Levy
Phys. Rev. A 72, 020304(R) – Published 30 August 2005

Abstract

A class of architectures is advanced for cluster-state quantum computation using quantum dots. These architectures include using single and multiple dots as logical qubits. Special attention is given to supercoherent qubits introduced by Bacon et al. [Phys. Rev. Lett. 87, 247902 (2001)] for which we discuss the effects of various errors and present a means of error protection.

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  • Received 7 April 2005

DOI:https://doi.org/10.1103/PhysRevA.72.020304

©2005 American Physical Society

Authors & Affiliations

Yaakov S. Weinstein1,*, C. Stephen Hellberg1,†, and Jeremy Levy2,‡

  • 1Center for Computational Materials Science, Naval Research Laboratory, Washington, DC 20375, USA
  • 2Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA

  • *Present address: Quantum Information Science Group, MITRE, Eatontown, NJ, 07724. Author to whom correspondence should be addressed. Electronic address: weinstein@mitre.org
  • Electronic address: hellberg@dave.nrl.navy.mil
  • Electronic address: jlevy@pitt.edu

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Issue

Vol. 72, Iss. 2 — August 2005

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