Scrambling dynamics and out-of-time-ordered correlators in quantum many-body systems
This tutorial article introduces the physics of quantum information scrambling in quantum
many-body systems. The goals are to understand how to precisely quantify the spreading of …
many-body systems. The goals are to understand how to precisely quantify the spreading of …
Out-of-time-order correlators and quantum chaos
Quantum Chaos has originally emerged as the field which studies how the properties of
classical chaotic systems arise in their quantum counterparts. The growing interest in …
classical chaotic systems arise in their quantum counterparts. The growing interest in …
Observation of many-body localization in a one-dimensional system with a single-particle mobility edge
We experimentally study many-body localization (MBL) with ultracold atoms in a weak one-
dimensional quasiperiodic potential, which in the noninteracting limit exhibits an …
dimensional quasiperiodic potential, which in the noninteracting limit exhibits an …
Many-body localization in a non-Hermitian quasiperiodic system
LJ Zhai, S Yin, GY Huang - Physical Review B, 2020 - APS
In the present study, the interplay among interaction, topology, quasiperiodicity, and non-
Hermiticity is studied. The hard-core bosons model on a one-dimensional lattice with …
Hermiticity is studied. The hard-core bosons model on a one-dimensional lattice with …
Mobility edge and intermediate phase in one-dimensional incommensurate lattice potentials
X Li, S Das Sarma - Physical Review B, 2020 - APS
We study theoretically the localization properties of two distinct one-dimensional
quasiperiodic lattice models with a single-particle mobility edge (SPME) separating …
quasiperiodic lattice models with a single-particle mobility edge (SPME) separating …
Nonequilibrium dynamics of the localization-delocalization transition in the non-Hermitian Aubry-André model
LJ Zhai, GY Huang, S Yin - Physical Review B, 2022 - APS
In this paper, we investigate the driven dynamics of the localization transition in the non-
Hermitian Aubry-André model with the periodic boundary condition. Depending on the …
Hermitian Aubry-André model with the periodic boundary condition. Depending on the …
Quantized topological anderson-thouless pump
YP Wu, LZ Tang, GQ Zhang, DW Zhang - Physical Review A, 2022 - APS
We propose counterintuitive topological pumps induced by disorder in noninteracting and
interacting systems. We show an extrinsic topological pump driven by the on-site …
interacting systems. We show an extrinsic topological pump driven by the on-site …
Non-Hermitian skin effects on thermal and many-body localized phases
Localization in one-dimensional interacting systems can be caused by disorder potentials or
non-Hermiticity. The former phenomenon is the many-body localization (MBL), and the latter …
non-Hermiticity. The former phenomenon is the many-body localization (MBL), and the latter …
Many-body delocalization dynamics in long Aubry-André quasiperiodic chains
EVH Doggen, AD Mirlin - Physical Review B, 2019 - APS
We study quench dynamics in an interacting spin chain with a quasiperiodic on-site field,
known as the interacting Aubry-André model of many-body localization. Using the time …
known as the interacting Aubry-André model of many-body localization. Using the time …
Exact mobility edges in the non-Hermitian model: Theory and possible experimental realizations
Quantum localization in 1D non-Hermitian systems, especially the search for exact single-
particle mobility edges, has attracted considerable interest recently. While much progress …
particle mobility edges, has attracted considerable interest recently. While much progress …