Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Bulk-Edge correspondence for two-dimensional Floquet topological
  insulators   Floquet topological insulators describe independent electrons on a lattice
driven out of equilibrium by a time-periodic Hamiltonian, beyond the usual
adiabatic approximation. In dimension two such systems are characterized by
integer-valued topological indices associated to the unitary propagator,
alternatively in the bulk or at the edge of a sample. In this paper we give new
definitions of the two indices, relying neither on translation invariance nor
on averaging, and show that they are equal. In particular weak disorder and
defects are intrinsically taken into account. Finally indices can be defined
when two driven sample are placed next to one another either in space or in
time, and then shown to be equal. The edge index is interpreted as a quantized
pumping occurring at the interface with an effective vacuum.

16
The categories of this paper are: stat
35
The categories of this paper are: mtrl-th
32
The categories of this paper are: atom-ph
6
The categories of this paper are: astro-ph
37
The categories of this paper are: supr-con
18
The categories of this paper are: econ
3
The categories of this paper are: physics
15
The categories of this paper are: nucl-ex
24
The categories of this paper are: dg-ga
0
The categories of this paper are: hep-ph
9
The categories of this paper are: nlin
19
The categories of this paper are: eess
28
The categories of this paper are: alg-geom
30
The categories of this paper are: q-alg
33
The categories of this paper are: plasm-ph
26
The categories of this paper are: bayes-an