Electron spin ensemble strongly coupled to a three-dimensional microwave cavity

We demonstrate the strong coupling between an electron spin ensemble and a three-dimensional cavity in a reflection geometry. We also find that an anticrossing in the cavity/spin spectrum can be observed under conditions that the collective coupling strength gc is smaller than the spin linewidth γs...

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Main Authors: Abe, E, Wu, H, Ardavan, A, Morton, J
Format: Journal article
Language:English
Published: 2011
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author Abe, E
Wu, H
Ardavan, A
Morton, J
author_facet Abe, E
Wu, H
Ardavan, A
Morton, J
author_sort Abe, E
collection OXFORD
description We demonstrate the strong coupling between an electron spin ensemble and a three-dimensional cavity in a reflection geometry. We also find that an anticrossing in the cavity/spin spectrum can be observed under conditions that the collective coupling strength gc is smaller than the spin linewidth γs or the cavity linewidth. We identify a ratio of gc to γs (gc / γs 0.64) as a condition to observe a splitting in the cavity frequency. Finally, we confirm that gc scales with N, where N is the number of polarized spins. © 2011 American Institute of Physics.
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spelling oxford-uuid:7f055d2d-b66f-42ba-8b43-48f9cff396172022-03-26T21:14:03ZElectron spin ensemble strongly coupled to a three-dimensional microwave cavityJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:7f055d2d-b66f-42ba-8b43-48f9cff39617EnglishSymplectic Elements at Oxford2011Abe, EWu, HArdavan, AMorton, JWe demonstrate the strong coupling between an electron spin ensemble and a three-dimensional cavity in a reflection geometry. We also find that an anticrossing in the cavity/spin spectrum can be observed under conditions that the collective coupling strength gc is smaller than the spin linewidth γs or the cavity linewidth. We identify a ratio of gc to γs (gc / γs 0.64) as a condition to observe a splitting in the cavity frequency. Finally, we confirm that gc scales with N, where N is the number of polarized spins. © 2011 American Institute of Physics.
spellingShingle Abe, E
Wu, H
Ardavan, A
Morton, J
Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title_full Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title_fullStr Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title_full_unstemmed Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title_short Electron spin ensemble strongly coupled to a three-dimensional microwave cavity
title_sort electron spin ensemble strongly coupled to a three dimensional microwave cavity
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AT ardavana electronspinensemblestronglycoupledtoathreedimensionalmicrowavecavity
AT mortonj electronspinensemblestronglycoupledtoathreedimensionalmicrowavecavity