Eugene Kogan, Godfrey Gumbs
Published 2020-08-12Version 1
In this note we present the Green's functions and density of states for the most frequently encountered 2D lattices: square, triangular, honeycomb, kagome, and Lieb lattice. Though the results are well know, we hope that their derivation performed in a uniform way is of some pedagogical value.
Comments: Latex, 6 pages, 5 eps files
Exciton-polaritons in flatland: Controlling flatband properties in a Lieb lattice
Two-dimensional Chern semimetals on the Lieb lattice
Bulk-boundary correspondence of topological insulators from their Green's functions
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