This is a list of all preprints. For other publication types, see all publications.
2023
Quantum Computation of Thermal Averages for a Non-Abelian D4 Lattice Gauge Theory via Quantum Metropolis Sampling
In this paper, we show the application of the Quantum Metropolis Sampling (QMS) algorithm to a toy gauge theory with discrete …
Beyond braid anyons: A lattice model for one-dimensional anyons with a Galilean invariant continuum limit
Anyonic exchange statistics can emerge when the configuration space of quantum particles is not simply-connected. Most famously, anyon …
G-structures for black hole near-horizon geometries
We derive necessary and sufficient conditions for warped AdS2 solutions of Type II supergravity to preserve $\mathcal{N}=1$ …
Unveiling Eigenstate Thermalization for Non-Hermitian systems
The Eigenstate Thermalization Hypothesis (ETH) has been highly influential in explaining thermodynamic behavior of closed quantum …
Variational quantum simulation of U(1) lattice gauge theories with qudit systems
Lattice gauge theories are fundamental to various fields, including particle physics, condensed matter, and quantum information theory. …
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 …
Formulation of the Electric Vehicle Charging and Routing Problem for a Hybrid Quantum-Classical Search Space Reduction Heuristic
Combinatorial optimization problems have attracted much interest in the quantum computing community in the recent years as a potential …
Many-body magic via Pauli–Markov chains — from criticality to gauge theories
We introduce a method to measure many-body magic in quantum systems based on a statistical exploration of Pauli strings via Markov …
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 …
Squeezing and quantum approximate optimization
Variational quantum algorithms offer fascinating prospects for the solution of combinatorial optimization problems using digital …
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 …
Tuning the Topological $\theta$-Angle in Cold-Atom Quantum Simulators of Gauge Theories
The topological $\theta$-angle in gauge theories engenders a series of fundamental phenomena, including violations of charge-parity …
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 …
Robust quantum many-body scars in lattice gauge theories
Quantum many-body scarring is a paradigm of weak ergodicity breaking arising due to the presence of special nonthermal many-body …
Disorder-free localization with Stark gauge protection
Disorder-free localization in translation-invariant gauge theories presents a counterintuitive yet powerful framework of ergodicity …
Dynamical quantum phase transitions in spin-$S$ $U(1)$ quantum link models
Dynamical quantum phase transitions (DQPTs) are a powerful concept of probing far-from-equilibrium criticality in quantum many-body …
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 …