100 citations · 246 across the 32 of their papers we have counts for
32 papers
Exact fermionic dual of the Bose-Hubbard model
Lei Su, Ivar Martin, Aashish A. Clerk
Recent developments have established exact bosonization and fermionization with a symmetry as dualities through gauging. In this work, we apply fermionic gauging, wh…
Global Precision Bounds and Success-Probability Guarantees in Quantum Parameter Learning
Federico Belliardo, James W. Gardner, Liang Jiang +1
Quantum metrology offers the possibility of quantum enhancements of the precision of various sensing tasks. In this manuscript, we tackle two open problems in the theory of single-…
Efficient Simulation of Nonreciprocal Many-body Physics via Quantum Feedback
Kseniia Vodenkova, Andrew Pocklington, Fan Yang +3
We present a scheme to efficiently simulate nonreciprocal many-body spin models using a non-Markovian open system. Our scheme utilizes a single quantum emitter coupled to a wavegui…
Correlated Coherent Errors in Stabilizer Codes: A General Cumulant Framework and Interference-Based Error Suppression
Rohan N Rajmohan, Antoine Brillant, Peter Groszkowski +3
Coherent errors in stabilizer codes are often correlated across qubits and QEC cycles. Having a general analytical treatment of such noise would thus be extremely valuable. We deri…
Floquet Reservoir Engineering for Remote Logical Entanglement
Mingxing Yao, Aashish A. Clerk
Implementing controlled dissipative dynamics is a powerful approach for state preparation in a variety of contexts, including the preparation of remote entangled states. Here, we s…
Symmetry as a route to generalized bosonic Kitaev chains
Gideon Lee, Tony Jin, Aashish A. Clerk
The bosonic Kitaev chain (BKC) model is a deceptively simple looking quadratic pairing Hamiltonian. Despite being purely Hermitian, it exhibits a number of striking non-Hermitian t…
Exact metastability in a class of driven-dissipative quantum many-body systems
David D. Noachtar, Aashish A. Clerk
Metastability in many-body quantum systems and its associated exponentially-long timescales have been the subject of considerable recent interest. Here, we focus on a class of driv…
Exact steady states of interacting driven dissipative fermionic systems with hidden time-reversal symmetry
Andrew Lingenfelter, Aashish A. Clerk
We present exact solutions for the non-equilibrium steady states of a class of dissipative spinless fermionic systems with arbitrary Hamiltonian pairing terms, global charging ener…
Noise Correlations as a Resource in Pauli-Twirled Circuits
Antoine Brillant, Rohan N Rajmohan, Peter Groszkowski +3
Randomized compiling (RC) is an established tool to tailor arbitrary quantum noise channels into Pauli errors. The effect of both spatial and temporal noise correlations in randoml…
Insights into decohered critical states using an exact solution to matchgate circuits with Pauli noise
Andrew Pocklington, Aashish A. Clerk
The fate of non-trivial many-body states subject to decoherence is of both fundamental and practical interest. Here, we demonstrate a new analytic technique that allows for an exac…
Detecting quantum noise of a solid-state spin ensemble with dispersive measurement
Mikhail Mamaev, Jayameenakshi Venkatraman, Martin Koppenhöfer +2
We theoretically explore protocols for measuring the spin polarization of an ensemble of solid-state spins, with precision at or below the standard quantum limit. Such measurements…
Asymptotic Scaling of Precision Limits in Continuous Gaussian Quantum Metrology
Kazuki Yokomizo, Aashish A. Clerk, Yuto Ashida
Continuous quantum metrology holds promise for realizing high-precision sensing by harnessing information progressively carried away by the radiation quanta emitted into the enviro…
Tunable quantum Mpemba effect in long-range interacting systems
Andrew Hallam, Matthew Yusuf, Aashish A. Clerk +2
Symmetry plays a fundamental role in many-body systems, both in and out of equilibrium. The quantum Mpemba effect (QME) - a phenomenon where systems initially farther from equilibr…
Reconfigurable dissipative entanglement between many spin ensembles: from robust quantum sensing to many-body state engineering
Anjun Chu, Mikhail Mamaev, Martin Koppenhöfer +2
An attractive approach for stabilizing entangled many-body spin states is to employ engineered dissipation. Most existing proposals either target relatively simple collective spin…
Autonomous stabilization of remote entanglement in a cascaded quantum network
Abdullah Irfan, Kaushik Singirikonda, Mingxing Yao +5
Remote entanglement between widely separated qubits is a fundamental quantum phenomenon and a critical resource for quantum information applications. Generating entanglement betwee…
Timescales, Squeezing and Heisenberg Scalings in Many-Body Continuous Sensing
Gideon Lee, Ron Belyansky, Liang Jiang +1
The continuous monitoring of driven-dissipative systems offers new avenues for quantum advantage in metrology. This approach mixes temporal and spatial correlations in a manner dis…
Quantum Mpemba effect without global symmetries
Tanmay Bhore, Lei Su, Ivar Martin +2
The Mpemba effect, where a system initially farther from equilibrium relaxes faster than one closer to equilibrium, has been extensively studied in classical systems and recently e…
Efficient simulation of non-trivial dissipative spin chains via stochastic unraveling
Andrew Pocklington, Aashish A. Clerk
We present a new technique for efficiently simulating (in polynomial time) a class of one-dimensional (1D) dissipative spin chains that, when mapped to fermions, have quadratic Ham…
Randomized benchmarking with non-Markovian noise and realistic finite-time gates
Antoine Brillant, Peter Groszkowski, Alireza Seif +2
We analyze the impact of non-Markovian classical noise on single-qubit randomized benchmarking experiments, in a manner that explicitly models the realization of each gate via real…
Quantum communication over bandwidth-and-time-limited channels
Aditya Gandotra, Zhaoyou Wang, Aashish A. Clerk +1
Standard communication systems have transmission spectra that characterize their ability to perform frequency multiplexing over a finite bandwidth. Realistic quantum signals in qua…
Phase Transitions in Nonreciprocal Driven-Dissipative Condensates
Ron Belyansky, Cheyne Weis, Ryo Hanai +2
We investigate the influence of boundaries and spatial nonreciprocity on nonequilibrium driven-dissipative phase transitions. We focus on a one-dimensional lattice of nonlinear bos…
Impact of Josephson junction array modes on fluxonium readout
Shraddha Singh, Gil Refael, Aashish Clerk +1
Dispersive readout of superconducting qubits is often limited by readout-drive-induced transitions between qubit levels. While there is a growing understanding of such effects in t…
Hardware-efficient quantum error correction via concatenated bosonic qubits
Harald Putterman, Kyungjoo Noh, Connor T. Hann +118
In order to solve problems of practical importance, quantum computers will likely need to incorporate quantum error correction, where a logical qubit is redundantly encoded in many…
Accelerating Dissipative State Preparation with Adaptive Open Quantum Dynamics
Andrew Pocklington, Aashish A. Clerk
A wide variety of dissipative state preparation schemes suffer from a basic time-entanglement tradeoff: the more entangled the steady state, the slower the relaxation to the steady…