Artificial flat band systems: from lattice models to experiments
Certain lattice wave systems in translationally invariant settings have one or more spectral
bands that are strictly flat or independent of momentum in the tight binding approximation …
bands that are strictly flat or independent of momentum in the tight binding approximation …
Borophene: New sensation in flatland
Borophene, a 2D allotrope of boron and the lightest elemental Dirac material, is the latest
very promising 2D material owing to its unique structural and electronic characteristics of the …
very promising 2D material owing to its unique structural and electronic characteristics of the …
Scale-free ferroelectricity induced by flat phonon bands in HfO2
Discovery of robust yet reversibly switchable electric dipoles at reduced dimensions is
critical to the advancement of nanoelectronics devices. Energy bands flat in momentum …
critical to the advancement of nanoelectronics devices. Energy bands flat in momentum …
Symmetry‐Guaranteed High Carrier Mobility in Quasi‐2D Thermoelectric Semiconductors
Quasi‐2D semiconductors have garnered immense research interest for next‐generation
electronics and thermoelectrics due to their unique structural, mechanical, and transport …
electronics and thermoelectrics due to their unique structural, mechanical, and transport …
Three-dimensional flat bands in pyrochlore metal CaNi2
Electronic flat-band materials host quantum states characterized by a quenched kinetic
energy. These flat bands are often conducive to enhanced electron correlation effects and …
energy. These flat bands are often conducive to enhanced electron correlation effects and …
Topological Flat Bands in 2D Breathing‐Kagome Lattice Nb3TeCl7
H Zhang, Z Shi, Z Jiang, M Yang, J Zhang… - Advanced …, 2023 - Wiley Online Library
Flat bands (FBs) can appear in two‐dimensional (2D) geometrically frustrated systems
caused by quantum destructive interference (QDI). However, the scarcity of pure 2D …
caused by quantum destructive interference (QDI). However, the scarcity of pure 2D …
Topological surface states and flat bands in the kagome superconductor CsV3Sb5
Exotic quantum phenomena may appear in material systems with multiple orders or phases,
where the mutual interactions can give rise to new physics beyond that of each component …
where the mutual interactions can give rise to new physics beyond that of each component …
Flat band separation and robust spin Berry curvature in bilayer kagome metals
Kagome materials have emerged as a setting for emergent electronic phenomena that
encompass different aspects of symmetry and topology. It is debated whether the XV6Sn6 …
encompass different aspects of symmetry and topology. It is debated whether the XV6Sn6 …
Quantum distance and anomalous Landau levels of flat bands
Semiclassical quantization of electronic states under a magnetic field, as proposed by
Onsager, describes not only the Landau level spectrum but also the geometric responses of …
Onsager, describes not only the Landau level spectrum but also the geometric responses of …