This is a list of all preprints. For other publication types, see all publications.
2024
Superfluidity and sound propagation in disordered Bose gases
Superfluidity describes the ability of quantum matter to flow without friction. Due to its fundamental role in many transport …
Qudit-native measurement protocol for dynamical correlations using Hadamard tests
Dynamical correlations reveal important out-of-equilibrium properties of the underlying quantum many-body system, yet they are …
Quantifying non-Hermiticity using single- and many-particle quantum properties
The non-Hermitian paradigm of quantum systems displays salient features drastically different from Hermitian counterparts. In this …
Symmetry-protection Zeno phase transition in monitored lattice gauge theories
Quantum measurements profoundly influence system dynamics. They lead to complex nonequilibrium phenomena like the quantum Zeno effect, …
Miscibility-immiscibility transition of strongly interacting bosonic mixtures in optical lattices
Interaction plays key role in the mixing properties of a multi-component system. The miscibility-immiscibility transition (MIT) in a …
Unraveling the emergence of quantum state designs in systems with symmetry
Quantum state designs, by enabling an efficient sampling of random quantum states, play a quintessential role in devising and …
2023
Unveiling Eigenstate Thermalization for Non-Hermitian systems
The Eigenstate Thermalization Hypothesis (ETH) has been highly influential in explaining thermodynamic behavior of closed quantum …
Observation of microscopic confinement dynamics by a tunable topological $\theta$-angle
The topological $\theta$-angle is central to the understanding of a plethora of phenomena in condensed matter and high-energy physics …
Spin-$S$ $U(1)$ Quantum Link Models with Dynamical Matter on a Quantum Simulator
Quantum link models (QLMs) offer the realistic prospect for the practical implementation of lattice quantum electrodynamics (QED) on …
A cavity quantum electrodynamics implementation of the Sachdev--Ye--Kitaev model
The search for a quantum theory of gravity has led to the discovery of quantum many-body systems that are dual to gravitational models …
2022
Quantum Hall and Synthetic Magnetic-Field Effects in Ultra-Cold Atomic Systems
In this Chapter, we give a brief review of the state of the art of theoretical and experimental studies of synthetic magnetic fields …
Stabilizing Gauge Theories in Quantum Simulators: A Brief Review
Quantum simulation is at the heart of the ongoing ‘‘second’’ quantum revolution, with various synthetic quantum …
Probing confinement in a $\mathbb{Z}_2$ lattice gauge theory on a quantum computer
Digital quantum simulators provide a table-top platform for addressing salient questions in particle and condensed-matter physics. A …
Sampling Rare Conformational Transitions with a Quantum Computer
Spontaneous structural rearrangements play a central role in the organization and function of complex biomolecular systems. In …
2021
Stabilizing Disorder-Free Localization
Disorder-free localization is a paradigm of nonergodicity in translation-invariant quantum many-body systems hosting gauge symmetries. …
Suppressing nonperturbative gauge errors in the thermodynamic limit using local pseudogenerators
With recent progress in quantum simulations of lattice-gauge theories, it is becoming a pressing question how to reliably protect the …
Engineering a $\mathrm{U}(1)$ lattice gauge theory in classical electric circuits
Lattice gauge theories are fundamental to such distinct fields as particle physics, condensed matter, and quantum information science. …
Non-invasive measurement of currents in analog quantum simulators
Despite the pristine abilities of analog quantum simulators to study quantum dynamics, possibilities to detect currents are sparse. …
Quantum quench dynamics of dipolar bosons in 2D optical lattices
We investigate the quench dynamics of the dipolar bosons in two dimensional optical lattice of square geometry using the time dependent …
Generalized Discrete Truncated Wigner Approximation for Nonadiabtic Quantum-Classical Dynamics
Nonadiabatic molecular dynamics occur in a wide range of chemical reactions and femtochemistry experiments involving electronically …
2020
Gauge-Symmetry Violation Quantum Phase Transition in Lattice Gauge Theories
Gauge symmetry plays a key role in our description of subatomic matter. The vanishing photon mass, the long-ranged Coulomb law, and …
Diffusive-to-ballistic crossover of symmetry violation in open many-body systems
Conservation laws in a quantum many-body system play a direct role in its dynamic behavior. Understanding the effect of weakly breaking …
Fate of Lattice Gauge Theories Under Decoherence
A major test of the capabilities of modern quantum simulators and NISQ devices is the reliable realization of gauge theories, which …
Origin of staircase prethermalization in lattice gauge theories
Quantum many-body systems with exact local gauge symmetries exhibit rich out-of-equilibrium physics such as constrained dynamics and …
Staircase prethermalization and constrained dynamics in lattice gauge theories
The dynamics of lattice gauge theories is characterized by an abundance of local symmetry constraints. Although errors that break gauge …