{"title":"在强相互作用玻色子中观察到的大量子涨落","authors":"","doi":"10.1038/s41567-024-02701-y","DOIUrl":null,"url":null,"abstract":"Among weakly interacting bosons, quantum fluctuations are akin to those of harmonic oscillators, and they manifest themselves through positive correlations between particles of opposite momenta. A quantum-gas experiment reveals that, by cranking up the interactions, these correlations are suppressed, and hence that quantum fluctuations become strong and anharmonic.","PeriodicalId":19100,"journal":{"name":"Nature Physics","volume":"21 1","pages":"19-20"},"PeriodicalIF":17.6000,"publicationDate":"2025-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Large quantum fluctuations observed in strongly interacting bosons\",\"authors\":\"\",\"doi\":\"10.1038/s41567-024-02701-y\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Among weakly interacting bosons, quantum fluctuations are akin to those of harmonic oscillators, and they manifest themselves through positive correlations between particles of opposite momenta. A quantum-gas experiment reveals that, by cranking up the interactions, these correlations are suppressed, and hence that quantum fluctuations become strong and anharmonic.\",\"PeriodicalId\":19100,\"journal\":{\"name\":\"Nature Physics\",\"volume\":\"21 1\",\"pages\":\"19-20\"},\"PeriodicalIF\":17.6000,\"publicationDate\":\"2025-01-03\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Nature Physics\",\"FirstCategoryId\":\"101\",\"ListUrlMain\":\"https://www.nature.com/articles/s41567-024-02701-y\",\"RegionNum\":1,\"RegionCategory\":\"物理与天体物理\",\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q1\",\"JCRName\":\"PHYSICS, MULTIDISCIPLINARY\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Nature Physics","FirstCategoryId":"101","ListUrlMain":"https://www.nature.com/articles/s41567-024-02701-y","RegionNum":1,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q1","JCRName":"PHYSICS, MULTIDISCIPLINARY","Score":null,"Total":0}
Large quantum fluctuations observed in strongly interacting bosons
Among weakly interacting bosons, quantum fluctuations are akin to those of harmonic oscillators, and they manifest themselves through positive correlations between particles of opposite momenta. A quantum-gas experiment reveals that, by cranking up the interactions, these correlations are suppressed, and hence that quantum fluctuations become strong and anharmonic.
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