{"title":"Ultimate limits to quantum-enhanced optical phase tracking","authors":"D. Berry, M. Hall, H. Wiseman","doi":"10.1364/CLEO_QELS.2013.QF2B.1","DOIUrl":null,"url":null,"abstract":"We use the quantum Fisher information to show the ultimate limit to the accuracy of measurement of a fluctuating phase with a squeezed state. This measurement accuracy is achievable using an adaptive phase measurement.","PeriodicalId":10254,"journal":{"name":"CLEO: 2013","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2013-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"CLEO: 2013","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1364/CLEO_QELS.2013.QF2B.1","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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Abstract
We use the quantum Fisher information to show the ultimate limit to the accuracy of measurement of a fluctuating phase with a squeezed state. This measurement accuracy is achievable using an adaptive phase measurement.
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