{"title":"基于强场太赫兹脉冲的扫描隧道显微镜","authors":"谷建强 Gu Jianqiang, 安有文 An Youwen","doi":"10.3788/cjl230787","DOIUrl":null,"url":null,"abstract":"纳米尺度上的超快动力学研究对现代纳米技术的应用具有重要的指导意义。太赫兹辐射在电磁波谱中独特的位置使其被广泛应用于各种物性的研究。然而衍射极限的存在限制了太赫兹辐射在纳米和亚纳米尺度上的应用。为了应对这一挑战,太赫兹扫描隧道显微镜(THz-STM)应运而生。通过原子级针尖来增强并束缚住太赫兹辐射,将太赫兹成像的空间分辨率提升了多达6个数量级。为了进一步推动国内THz-STM相关研究的发展,重点介绍了THz-STM的发展历程、基本原理、系统构成以及潜在应用,包括在半导体和单分子中的超快动力学研究,并对该领域的下一步发展进行了展望。","PeriodicalId":47922,"journal":{"name":"CHINESE JOURNAL OF LASERS-ZHONGGUO JIGUANG","volume":null,"pages":null},"PeriodicalIF":1.8000,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"CHINESE JOURNAL OF LASERS-ZHONGGUO JIGUANG","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.3788/cjl230787","RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"OPTICS","Score":null,"Total":0}