Homogeneous Floquet time crystal protected by gauge invariance
Angelo Russomanno, Simone Notarnicola, Federica Maria Surace, Rosario Fazio, Marcello Dalmonte, Markus Heyl
Abstract
The authors show that lattice gauge theories can accommodate nonequilibrium phases with long-range order. Specifically, the paper finds that they can feature Floquet time-crystal phases whose protection is not enforced by disorder but rather by gauge invariance.
Topics & Concepts
Floquet theoryPhysicsGauge theoryHomogeneousGauge (firearms)Lattice (music)Theoretical physicsLattice gauge theoryHamiltonian lattice gauge theoryNon-equilibrium thermodynamicsFeature (linguistics)Quantum mechanicsMathematical physicsQuantum gauge theoryTransient (computer programming)Quantum electrodynamicsLattice field theoryIntroduction to gauge theoryMathematicsQuantum many-body systemsTopological Materials and PhenomenaCold Atom Physics and Bose-Einstein Condensates