Anderson localization of a non-interacting Bose–Einstein condensate

G Roati, C D'Errico, L Fallani, M Fattori, C Fort… - Nature, 2008 - nature.com
Anderson localization of waves in disordered media was originally predicted fifty years ago,
in the context of transport of electrons in crystals. The phenomenon is much more general …

Observation of a localization transition in quasiperiodic photonic lattices

Y Lahini, R Pugatch, F Pozzi, M Sorel, R Morandotti… - Physical review …, 2009 - APS
We report the observation of the signature of a localization phase transition for light in one-
dimensional quasiperiodic photonic lattices, by directly measuring wave transport inside the …

Emergence of criticality through a cascade of delocalization transitions in quasiperiodic chains

V Goblot, A Štrkalj, N Pernet, JL Lado, C Dorow… - Nature Physics, 2020 - nature.com
Conduction through materials crucially depends on how ordered the materials are.
Periodically ordered systems exhibit extended Bloch waves that generate metallic bands …

Nonlinear lattice waves in heterogeneous media

TV Laptyeva, MV Ivanchenko… - Journal of Physics A …, 2014 - iopscience.iop.org
We discuss recent advances in the understanding of the dynamics of nonlinear lattice waves
in heterogeneous media, which enforce complete wave localization in the linear wave …

Programmable high-dimensional Hamiltonian in a photonic waveguide array

Y Yang, RJ Chapman, B Haylock, F Lenzini… - Nature …, 2024 - nature.com
Waveguide lattices offer a compact and stable platform for a range of applications, including
quantum walks, condensed matter system simulation, and classical and quantum …

Critical phase dualities in 1D exactly solvable quasiperiodic models

M Gonçalves, B Amorim, EV Castro, P Ribeiro - Physical Review Letters, 2023 - APS
We propose a solvable class of 1D quasiperiodic tight-binding models encompassing
extended, localized, and critical phases, separated by nontrivial mobility edges. Limiting …

Exponential localization in one-dimensional quasi-periodic optical lattices

M Modugno - New Journal of Physics, 2009 - iopscience.iop.org
We investigate the localization properties of a one-dimensional bichromatic optical lattice in
the tight-binding regime, by discussing how exponentially localized states emerge upon …

Renormalization group theory of one-dimensional quasiperiodic lattice models with commensurate approximants

M Gonçalves, B Amorim, EV Castro, P Ribeiro - Physical Review B, 2023 - APS
We develop a renormalization group (RG) description of the localization properties of one-
dimensional (1D) quasiperiodic lattice models. The RG flow is induced by increasing the unit …

Dynamical evolution in a one-dimensional incommensurate lattice with symmetry

Z Xu, S Chen - Physical Review A, 2021 - APS
We investigate the dynamical evolution of a parity-time (PT) symmetric extension of the
Aubry-André (AA) model, which exhibits the coincidence of a localization-delocalization …

Extremal quantum states

AZ Goldberg, AB Klimov, M Grassl, G Leuchs… - AVS Quantum …, 2020 - pubs.aip.org
The striking differences between quantum and classical systems predicate disruptive
quantum technologies. We peruse quantumness from a variety of viewpoints, concentrating …