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arXiv 2603.04248cond-mat.mes-hallphysics.opticsquant-ph
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人工扁带系统研究进展:分类、扰动与应用

Progress on artificial flat band systems: classifying, perturbing, applying

Center for Theoretical Physics of Complex Systems(复杂系统理论物理中心);Institute for Basic Science(基础科学研究院);Basic Science Program Korea University of Science and Technology (UST)(韩国科学技术院基础科学项目);Centre for Theoretical Chemistry and Physics The New Zealand Institute for Advanced Study (NZIAS) Massey University(新西兰高级研究院(NZIAS)理论与化学物理中心,梅西大学)

Carlo Danieli, Sergej Flach

AI总结:

本文综述了人工扁带系统在分类、扰动和应用方面的最新进展,探讨了单粒子物理、扰动机制及实验实现。

摘要:

我们突出最近在人工扁带系统研究中的进展,重点有三方面。首先,我们讨论单粒子扁带物理,其发展通过各种扁带生成器的设计得以推进。这些生成器依赖于将扁带按紧致局域态进行分类——它们的基本构建块。相关的发展是扁带投影器的完整实空间描述。接下来,我们回顾了扁带扰动的研究,提供了关于杂散和更多重要的是许多体相互作用与扁带物理之间复杂相互作用的新见解。最后,我们回顾了在不同物理平台上日益增多的扁带实验实现。

英文摘要:

We highlight recent progress in the study of artificial flat band systems with a threefold focus. First, we discuss single-particle flat band physics, which has advanced through the design of various flat band generators. These generators rely on the classification of flat bands in terms of compact localized states - their fundamental building blocks. A related development is the complete real-space description of flat band projectors. Next, we review studies on perturbations of flat bands, which provide new insights into the effects of disorder and, more importantly, the intricate interplay between many-body interactions and flat band physics. Finally, we survey the growing number of experimental realizations of flat bands across diverse physical platforms.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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