902 citations · 5.1k across the 63 of their papers we have counts for
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Interaction-enabled topological pumping of Rydberg electrons
Chenxi Huang, Tao Chen, Kaden R. A. Hazzard +2
Topological pumping is a paradigmatic realization of quantized transport in band systems, yet its fate in strongly correlated regimes, especially with long-range interactions, rema…
Programmable Gauge-Field Textures with Ultracold Atoms in Momentum Space
Hongru Wang, Hang Li, Yichen Pan +4
Synthetic gauge fields with ultracold atoms offer a route to quantum matter in which electromagnetic environments can be designed rather than merely imposed. While the Harper-Hofst…
Interaction-assisted topological pumping in few- and many-atom Rydberg arrays
Chenxi Huang, Tao Chen, Qian Liang +7
Topology can imbue lattice systems with special properties, notably the presence of robust eigenstates living at their boundary. Through dimensional reduction, the robust bulk band…
Engineering frustrated Rydberg spin models by graphical Floquet modulation
Mingsheng Tian, Rhine Samajdar, Bryce Gadway
Arrays of Rydberg atoms interacting via dipole-dipole interactions offer a powerful platform for probing quantum many-body physics. However, these intrinsic interactions also deter…
Collective magnetism of atomic momentum states
Garrett R. Williams, Rishi P. Lohar, Tao Chen +2
Organization and ordering from interactions in many-body systems underlies our understanding of phases of classical and quantum matter. Magnetism has played a particularly foundati…
Interaction-driven breakdown of Aharonov--Bohm caging in flat-band Rydberg lattices
Tao Chen, Chenxi Huang, Ivan Velkovsky +4
Flat bands play a central role in hosting emergent states of matter in many condensed matter systems, from the nascent insulating states of twisted bilayer graphene to the fraction…
Finite-Temperature Quantum Matter with Rydberg or Molecule Synthetic Dimensions
Sohail Dasgupta, Chunhan Feng, Bryce Gadway +2
Synthetic dimension platforms offer unique pathways for engineering quantum matter. We compute the phase diagram of a many-body system of ultracold atoms (or polar molecules) with…
Strongly interacting Rydberg atoms in synthetic dimensions with a magnetic flux
Tao Chen, Chenxi Huang, Ivan Velkovsky +3
Synthetic dimensions, wherein dynamics occurs in a set of internal states, have found great success in recent years in exploring topological effects in cold atoms and photonics. Ho…
Two dimensional momentum state lattices
Shraddha Agrawal, Sai Naga Manoj Paladugu, Bryce Gadway
Building on the development of momentum state lattices (MSLs) over the past decade, we introduce a simple extension of this technique to higher dimensions. Based on the selective a…
Spectroscopy of momentum state lattices
Sai Naga Manoj Paladugu, Tao Chen, Fangzhao Alex An +2
We explore a technique for probing energy spectra in synthetic lattices that is analogous to scanning tunneling microscopy. Using one-dimensional synthetic lattices of coupled atom…
Observation of Non-Hermitian Skin Effect and Topology in Ultracold Atoms
Qian Liang, Dizhou Xie, Zhaoli Dong +5
The non-Hermitian skin effect (NHSE), the accumulation of eigen wavefunctions at boundaries of open systems, underlies a variety of exotic properties that defy conventional wisdom.…
Nonlinear dynamics in a synthetic momentum state lattice
Fangzhao Alex An, Bhuvanesh Sundar, Junpeng Hou +5
The scope of analog simulation in atomic, molecular, and optical systems has expanded greatly over the past decades. Recently, the idea of synthetic dimensions -- in which transpor…
A Gross-Pitaevskii-equation description of the momentum-state lattice: roles of the trap and many-body interactions
Tao Chen, Dizhou Xie, Bryce Gadway +1
We report a theoretical description of the synthetic momentum-state lattices with a 3D Gross-Pitaevskii equation (GPE), where both the external trap potential and the mean-field sp…
Observation of tunable mobility edges in generalized Aubry-André lattices
Fangzhao Alex An, Karmela Padavić, Eric J. Meier +5
Using synthetic lattices of laser-coupled atomic momentum modes, we experimentally realize a recently proposed family of nearest-neighbor tight-binding models having quasiperiodic…
Counterdiabatic control of transport in a synthetic tight-binding lattice
Eric J. Meier, Kinfung Ngan, Dries Sels +1
Quantum state transformations that are robust to experimental imperfections are important for applications in quantum information science and quantum sensing. Counterdiabatic (CD)…
Tunable non-reciprocal quantum transport through a dissipative Aharonov-Bohm ring in ultracold atoms
Wei Gou, Tao Chen, Dizhou Xie +5
We report the experimental observation of tunable, non-reciprocal quantum transport of a Bose-Einstein condensate in a momentum lattice. By implementing a dissipative Aharonov-Bohm…
Topological characterizations of an extended Su-Schrieffer-Heeger model
Dizhou Xie, Wei Gou, Teng Xiao +2
The Su-Schrieffer-Heeger (SSH) model perhaps is the easiest and the most basic model for topological excitations. Many variations and extensions of the SSH model have been proposed…
Strings of ultracold molecules in a synthetic dimension
Bhuvanesh Sundar, Matthew Thibodeau, Zhiyuan Wang +2
We consider ultracold polar molecules trapped in a unit-filled one-dimensional chain in real space created with an optical lattice or a tweezer array and illuminated by microwaves…
Engineering tunable local loss in a synthetic lattice of momentum states
Samantha Lapp, Jackson Ang'ong'a, Fangzhao Alex An +1
Dissipation can serve as a powerful resource for controlling the behavior of open quantum systems.Recently there has been a surge of interest in the influence of dissipative coupli…
Observation of the topological Anderson insulator in disordered atomic wires
Eric J. Meier, Fangzhao Alex An, Alexandre Dauphin +4
Topology and disorder have deep connections and a rich combined influence on quantum transport. In order to probe these connections, we synthesized one-dimensional chiral symmetric…
Correlated dynamics in a synthetic lattice of momentum states
Fangzhao Alex An, Eric J. Meier, Jackson Ang'ong'a +1
We study the influence of atomic interactions on quantum simulations in momentum-space lattices (MSLs), where driven transitions between discrete momentum states mimic transport be…
Synthetic dimensions in ultracold molecules: quantum strings and membranes
Bhuvanesh Sundar, Bryce Gadway, Kaden R. A. Hazzard
Synthetic dimensions alter one of the most fundamental properties in nature, the dimension of space. They allow, for example, a real three-dimensional system to act as effectively…
Exploring quantum signatures of chaos on a Floquet synthetic lattice
Eric J. Meier, Jackson Ang'ong'a, Fangzhao Alex An +1
Ergodicity and chaos play an integral role in the dynamical behavior of many-particle systems and are crucial to the formulation of statistical mechanics. Still, a general understa…
Engineering a flux-dependent mobility edge in disordered zigzag chains
Fangzhao Alex An, Eric J. Meier, Bryce Gadway
There has been great interest in realizing quantum simulators of charged particles in artificial gauge fields. Here, we perform the first quantum simulation explorations of the com…