Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance

The ability to measure and reduce systematic errors in single-qubit logic gates is crucial when evaluating quantum computing implementations. We describe pulsed electron paramagnetic resonance (EPR) sequences that can be used to measure precisely even small systematic errors in rotations of electron...

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Auteurs principaux: Morton, J, Tyryshkin, A, Ardavan, A, Porfyrakis, K, Lyon, SA, Briggs, G
Format: Journal article
Langue:English
Publié: 2005
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author Morton, J
Tyryshkin, A
Ardavan, A
Porfyrakis, K
Lyon, SA
Briggs, G
author_facet Morton, J
Tyryshkin, A
Ardavan, A
Porfyrakis, K
Lyon, SA
Briggs, G
author_sort Morton, J
collection OXFORD
description The ability to measure and reduce systematic errors in single-qubit logic gates is crucial when evaluating quantum computing implementations. We describe pulsed electron paramagnetic resonance (EPR) sequences that can be used to measure precisely even small systematic errors in rotations of electron-spin-based qubits. Using these sequences we obtain values for errors in the rotation angle and axis for single-qubit rotations using a commercial EPR spectrometer. We conclude that errors in qubit operations by pulsed EPR are not limiting factors in the implementation of electron-spin-based quantum computers. © 2005 The American Physical Society.
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spelling oxford-uuid:3e0d133b-f888-4304-a8d6-c47e7a4b9a252022-03-26T14:23:05ZMeasuring errors in single-qubit rotations by pulsed electron paramagnetic resonanceJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:3e0d133b-f888-4304-a8d6-c47e7a4b9a25EnglishSymplectic Elements at Oxford2005Morton, JTyryshkin, AArdavan, APorfyrakis, KLyon, SABriggs, GThe ability to measure and reduce systematic errors in single-qubit logic gates is crucial when evaluating quantum computing implementations. We describe pulsed electron paramagnetic resonance (EPR) sequences that can be used to measure precisely even small systematic errors in rotations of electron-spin-based qubits. Using these sequences we obtain values for errors in the rotation angle and axis for single-qubit rotations using a commercial EPR spectrometer. We conclude that errors in qubit operations by pulsed EPR are not limiting factors in the implementation of electron-spin-based quantum computers. © 2005 The American Physical Society.
spellingShingle Morton, J
Tyryshkin, A
Ardavan, A
Porfyrakis, K
Lyon, SA
Briggs, G
Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title_full Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title_fullStr Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title_full_unstemmed Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title_short Measuring errors in single-qubit rotations by pulsed electron paramagnetic resonance
title_sort measuring errors in single qubit rotations by pulsed electron paramagnetic resonance
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AT tyryshkina measuringerrorsinsinglequbitrotationsbypulsedelectronparamagneticresonance
AT ardavana measuringerrorsinsinglequbitrotationsbypulsedelectronparamagneticresonance
AT porfyrakisk measuringerrorsinsinglequbitrotationsbypulsedelectronparamagneticresonance
AT lyonsa measuringerrorsinsinglequbitrotationsbypulsedelectronparamagneticresonance
AT briggsg measuringerrorsinsinglequbitrotationsbypulsedelectronparamagneticresonance