M. Rossi, D. Mason, Junxin Chen, Y. Tsaturyan, A. Schliesser
{"title":"Quantum Measurement and Control of a Mechanical Resonator","authors":"M. Rossi, D. Mason, Junxin Chen, Y. Tsaturyan, A. Schliesser","doi":"10.1364/QIM.2019.S1C.4","DOIUrl":null,"url":null,"abstract":"We measure mechanical displacements within 35% of the Heisenberg limit, allowing to both track the quantum trajectory of the highly pure (purity 80%) mechanical state conditioned on this measurement, and ground-state cool via quantum feedback.","PeriodicalId":370877,"journal":{"name":"Quantum Information and Measurement (QIM) V: Quantum Technologies","volume":"10 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2019-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"2","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Quantum Information and Measurement (QIM) V: Quantum Technologies","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1364/QIM.2019.S1C.4","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 2
Abstract
We measure mechanical displacements within 35% of the Heisenberg limit, allowing to both track the quantum trajectory of the highly pure (purity 80%) mechanical state conditioned on this measurement, and ground-state cool via quantum feedback.