Floquet states in open quantum systems

T Mori - Annual Review of Condensed Matter Physics, 2023 - annualreviews.org
In Floquet engineering, periodic driving is used to realize novel phases of matter that are
inaccessible in thermal equilibrium. For this purpose, the Floquet theory provides us a recipe …

Characterization and verification of Trotterized digital quantum simulation via Hamiltonian and Liouvillian learning

L Pastori, T Olsacher, C Kokail, P Zoller - PRX Quantum, 2022 - APS
The goal of digital quantum simulation is to approximate the dynamics of a given target
Hamiltonian via a sequence of quantum gates, a procedure known as Trotterization. The …

Accelerating relaxation through Liouvillian exceptional point

YL Zhou, XD Yu, CW Wu, XQ Li, J Zhang, W Li… - Physical Review …, 2023 - APS
We investigate speeding up of relaxation of Markovian open quantum systems with the
Liouvillian exceptional point (LEP), where the slowest decay mode degenerates with a faster …

Quantum thermodynamics with fast driving and strong coupling via the mesoscopic leads approach

AM Lacerda, A Purkayastha, M Kewming, GT Landi… - Physical Review B, 2023 - APS
Understanding the thermodynamics of driven quantum systems strongly coupled to thermal
baths is a central focus of quantum thermodynamics and mesoscopic physics. A variety of …

Floquet-engineered nonlinearities and controllable pair-hop** processes: From optical Kerr cavities to correlated quantum matter

N Goldman, OK Diessel, L Barbiero, M Prüfer… - PRX Quantum, 2023 - APS
This work explores the possibility of creating and controlling unconventional nonlinearities
by periodic driving, in a broad class of systems described by the nonlinear Schrödinger …

Periodically driven open quantum systems: Spectral properties and nonequilibrium steady states

H Chen, YM Hu, W Zhang, MA Kurniawan, Y Shao… - Physical Review B, 2024 - APS
In this paper, we investigate periodically driven open quantum systems within the framework
of Floquet-Lindblad master equations. Specifically, we discuss Lindblad master equations in …

Nonequilibrium steady states in the Floquet-Lindblad systems: van Vleck's high-frequency expansion approach

T Ikeda, K Chinzei, M Sato - SciPost Physics Core, 2021 - scipost.org
Nonequilibrium steady states (NESSs) in periodically driven dissipative quantum systems
are vital in Floquet engineering. We develop a general theory for high-frequency drives with …

Cavity-based reservoir engineering for Floquet-engineered superconducting circuits

F Petiziol, A Eckardt - Physical Review Letters, 2022 - APS
Considering the example of superconducting circuits, we show how Floquet engineering
can be combined with reservoir engineering for the controlled preparation of target states …

Floquet-heating-induced Bose condensation in a scarlike mode of an open driven optical-lattice system

A Schnell, LN Wu, A Widera, A Eckardt - Physical Review A, 2023 - APS
The combination of driving and dissipation guides a quantum system into a nonequilibrium
steady state (NESS). It is an intriguing question, in how far this principle can be exploited for …

Fitting quantum noise models to tomography data

E Onorati, T Kohler, TS Cubitt - Quantum, 2023 - quantum-journal.org
The presence of noise is currently one of the main obstacles to achieving large-scale
quantum computation. Strategies to characterise and understand noise processes in …