Artificial Gauge Fields with Ultracold Atoms in Optical by Monika Aidelsburger

By Monika Aidelsburger

This paintings reviews at the new release of synthetic magnetic fields with ultracold atoms in optical lattices utilizing laser-assisted tunneling, in addition to at the first Chern-number dimension in a non-electronic system.

It begins with an advent to the Hofstadter version, which describes the dynamics of charged debris on a sq. lattice subjected to robust magnetic fields. This version shows strength bands with non-zero topological invariants referred to as Chern numbers, a estate that's on the starting place of the quantum corridor influence. the most a part of the paintings discusses the conclusion of analog platforms with ultracold impartial atoms utilizing laser-assisted-tunneling concepts either from a theoretical and experimental standpoint. Staggered, homogeneous and spin-dependent flux distributions are generated and characterised utilizing two-dimensional optical super-lattice potentials. also their topological homes are studied through the statement of bulk topological currents.

The experimental recommendations offered the following provide a distinct surroundings for learning topologically non-trivial structures with ultracold atoms.

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