Singular flat bands
We review recent progresses in the study of flat band systems, especially focusing on the fundamental physics related to the singularity of the flat band’s Bloch wave functions. We first explain that the flat bands can be classified into two classes: singular and non-singular flat bands, based on th...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Taylor & Francis Group
2021-01-01
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Series: | Advances in Physics: X |
Subjects: | |
Online Access: | http://dx.doi.org/10.1080/23746149.2021.1901606 |