2024 Periodically driven quantum systems

Periodically driven quantum systems

Author: nucp

August undefined, 2024

WebSep 20, 2024 · For example, some systems made of many interacting quantum components are predicted to act as time crystals when driven by a periodically varying force. A classical pendulum also oscillates in response to a periodic driving force, but a periodically driven time crystal resonates at an integer multiple of the drive’s period (a lower frequency ... WebOct 20, 2024 · Periodically driven systems provide a platform for investigating quantum phenomena and exotic states of matter (see Viewpoint: Time Crystals in Open Systems ). These phenomena are easiest to study when these so-called Floquet systems are in a nonequilibrium “prethermal” regime. But eventually, the energy delivered by the periodic …

Quantum Critical Scaling under Periodic Driving Scientific Reports

WebA “level” may either be an energy eigenvalue E in the case of autonomous systems or, for periodically driven systems, a quasi-energy φ, i.e. an eigenphase of the unitary Floquet … WebTime crystals in periodically driven systems have initially been studied assuming either the ability to quench the Hamiltonian between different … curricolo istituto alberghiero

Entanglement entropy in a periodically driven Ising chain

Webquasienergies of a periodically driven two-level system using a different method. With a function transformation, this quantum system can be mapped onto a classical one. By using a multiple scale asymptotic method in the large frequency regime [29], we present the Floquet states and quasienergies up to the second order of 1/ω, where ω is the ... WebHere, we derive a general description for nonequilibrium steady states (NESSs) in periodically driven dissipative systems by focusing on systems under high-frequency drive and time-independent Lindblad-type dissipation. WebApr 24, 2024 · We summarize recent progress that has established generalizations of these ideas to periodically driven, or Floquet, closed quantum systems. This has resulted in the discovery of entirely new ... curricolo istituto

Quantum Many-Body Dynamics Group - Periodically Driven Systems

Observation of Symmetry-Protected Selection Rules in Periodically …

Webthat will be used to analyze the dynamics of driven systems in this paper. We focus on the driven dynamics of a quantum system of noninteracting particles in a d-dimensional lattice, subjected to a periodically varying, time-dependent Hamil-tonian H!t", which satisﬁes H!t+T"=H!t". Here T is the pe-riod of the driving cycle. WebFounder of an early-stage startup company involved in the development of periodically-driven, nonequilibrium quantum solutions to … curricolo ingleseWebAug 18, 2014 · Driving a quantum system periodically in time can profoundly alter its long-time dynamics and trigger topological order. Such schemes are particularly promising for generating nontrivial energy bands and gauge structures in quantum-matter systems. curricolo istituto giovanni xxiii

"WebMay 21, 2012 · In [212], the authors discuss periodically driven quantum systems and investigate the laws of thermodynamics for a model of quantum refrigerator, see [213] [214][215]. Finally, in [216], the ... " - Periodically driven quantum systems

Periodically driven quantum systems

WebJan 30, 2024 · Periodically driven quantum many-body systems can display rich dynamics and host exotic phases that are absent in their undriven counterparts. However, in the …

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WebTopological properties of physical systems can lead to robust behaviors that are insensitive to microscopic details. Such topologically robust phenomena are not limited to static … WebApr 15, 2016 · Floquet–Magnus theory and generic transient dynamics in periodically driven many-body quantum systems Full Record Related Research Abstract This work explores a fundamental dynamical structure for a wide range of many-body quantum systems under periodic driving.

http://quantum-dynamics.phys.uni-sofia.bg/floquet_general/ WebOct 16, 2024 · A major goal of quantum condensed-matter physics is to control the electronic and atomic states of many particles. One of the most exciting emerging means for achieving such control is a periodic drive, such as a laser or time-varying magnetic field.

WebSep 23, 2015 · If we consider a periodically driven quantum system of many particles, then the presence of interactions will influence the high-frequency expansion in two different … WebDec 10, 2010 · In this paper, we show that the Floquet operators of periodically driven systems can be divided into topologically distinct (homotopy) classes and give a simple …

WebJul 1, 2003 · For a periodically driven quantum system, an effective time-independent Hamiltonian is derived with an eigen-energy spectrum, which in the regime of large driving frequencies approximates the quasienergies of the corresponding Floquet Hamiltonian. The effective Hamiltonian is evaluated for the case of optical lattice models in the tight …

WebJul 18, 2024 · However, it has been shown that at intermediate time scales novel interesting effects can still be observed in an isolated periodically driven, ergodic system, such as the onset of NEQ long-lived ... mariage d\u0027amour piano partitionWebWe study the dynamics of periodically-kicked many-body systems away from the high-frequency regime, and discuss a family of Floquet systems where the notion of prethermalization can be naturally extended to intermediat… mariage d\\u0027amour piano pdfWebJan 11, 2024 · We will review the progress on quantum control in open and periodically driven systems. Special attention will be paid to the distinguished role played by the … curricolo inglese scuola mediaWebOct 29, 2010 · In this paper, we show that the Floquet operators of periodically driven systems can be divided into topologically distinct (homotopy) classes, and give a simple physical interpretation of this classification in terms of the spectra of Floquet operators. mariage d\u0027amour piano notenWebApr 16, 2014 · Periodically-driven quantum systems: Effective Hamiltonians and engineered gauge fields. Driving a quantum system periodically in time can profoundly alter its long … mariage eduscolWebAug 29, 2024 · Periodically driven “Floquet” systems are nonequilibrium systems whose time translation symmetry can give rise to a rich dynamical phase structure. In the … mariage d\u0027amour partition piano facileWebAug 24, 2015 · Download a PDF of the paper titled Floquet-Magnus Theory and Generic Transient Dynamics in Periodically Driven Many-Body Quantum Systems, by Tomotaka Kuwahara and 2 other authors. Download PDF Abstract: This work explores a fundamental dynamical structure for a wide range of many-body quantum systems under periodic … curricolo istituto giovanni xxiii pianiga