{"title":"光子离散时间量子行走中圈数的直接测量","authors":"Xiao-Ye Xu, Qin-Qin Wang, Chuan‐Feng Li","doi":"10.1364/QIM.2019.F5A.74","DOIUrl":null,"url":null,"abstract":"Topological phases determined by the system’s ground state can be completely classified by topological invariants. By fully reconstructing the final wave function, we report a dynamical method for measuring the topological invariants in photonic quantum walks.","PeriodicalId":370877,"journal":{"name":"Quantum Information and Measurement (QIM) V: Quantum Technologies","volume":"19 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2019-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Directly Measuring the Winding Number in Photonic Discrete Time Quantum Walks\",\"authors\":\"Xiao-Ye Xu, Qin-Qin Wang, Chuan‐Feng Li\",\"doi\":\"10.1364/QIM.2019.F5A.74\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Topological phases determined by the system’s ground state can be completely classified by topological invariants. By fully reconstructing the final wave function, we report a dynamical method for measuring the topological invariants in photonic quantum walks.\",\"PeriodicalId\":370877,\"journal\":{\"name\":\"Quantum Information and Measurement (QIM) V: Quantum Technologies\",\"volume\":\"19 1\",\"pages\":\"0\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2019-04-04\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"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.F5A.74\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Quantum Information and Measurement (QIM) V: Quantum Technologies","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1364/QIM.2019.F5A.74","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
Directly Measuring the Winding Number in Photonic Discrete Time Quantum Walks
Topological phases determined by the system’s ground state can be completely classified by topological invariants. By fully reconstructing the final wave function, we report a dynamical method for measuring the topological invariants in photonic quantum walks.
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