Flat band fine-tuning and its photonic applications
Flat bands–single-particle energy bands–in tight-binding lattices, aka networks, have
attracted attention due to the presence of macroscopic degeneracies and their sensitivity to …
attracted attention due to the presence of macroscopic degeneracies and their sensitivity to …
Aharonov-Bohm caging and inverse Anderson transition in ultracold atoms
Aharonov-Bohm (AB) caging, a special flat-band localization mechanism, has spurred great
interest in different areas of physics. AB caging can be harnessed to explore the rich and …
interest in different areas of physics. AB caging can be harnessed to explore the rich and …
Disorder-free localization and many-body quantum scars from magnetic frustration
The concept of geometrical frustration has led to rich insights into condensed matter physics,
especially as a mechanism to produce exotic low-energy states of matter. Here we show that …
especially as a mechanism to produce exotic low-energy states of matter. Here we show that …
Experimental probes of Stark many-body localization
Recent work has focused on exploring many-body localization (MBL) in systems without
quenched disorder: one such proposal is Stark MBL in which small perturbations to a strong …
quenched disorder: one such proposal is Stark MBL in which small perturbations to a strong …
Flat-band localization in Creutz superradiance lattices
Flat bands play an important role in diffraction-free photonics and attract fundamental
interest in many-body physics. Here we report the engineering of flat-band localization of …
interest in many-body physics. Here we report the engineering of flat-band localization of …
Critical-to-insulator transitions and fractality edges in perturbed flat bands
We study the effect of quasiperiodic perturbations on one-dimensional all-bands-flat lattice
models. Such networks can be diagonalized by a finite sequence of local unitary …
models. Such networks can be diagonalized by a finite sequence of local unitary …
Many-body flatband localization
We generate translationally invariant systems exhibiting many-body localization from all-
bands-flat single-particle lattice Hamiltonians dressed with suitable short-range many-body …
bands-flat single-particle lattice Hamiltonians dressed with suitable short-range many-body …
Transition from Flat-Band Localization to Anderson Localization in a One-Dimensional Tasaki Lattice
C Zeng, YR Shi, YY Mao, FF Wu, YJ **e, T Yuan… - Physical Review Letters, 2024 - APS
We report an extensive experimental investigation on the transition from flat-band
localization (FBL) to Anderson localization (AL) in a one-dimensional synthetic lattice in the …
localization (FBL) to Anderson localization (AL) in a one-dimensional synthetic lattice in the …
Intramolecular vibrational energy redistribution and the quantum ergodicity transition: a phase space perspective
Intramolecular vibrational energy redistribution (IVR) impacts the dynamics of reactions in a
profound way. Theoretical and experimental studies are increasingly indicating that …
profound way. Theoretical and experimental studies are increasingly indicating that …
Flat-band generator in two dimensions
Dispersionless bands, flat bands, provide an excellent test bed for novel physical phases
due to the fine-tuned character of flat band tight-binding Hamiltonians. The accompanying …
due to the fine-tuned character of flat band tight-binding Hamiltonians. The accompanying …