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We propose to combine the Floquet formalism for systems in ac fields with the dynamical mean-field theory to study correlated electron systems periodically driven out of equilibrium by external fields such as intense laser light. This…

强关联电子 · 物理学 2009-01-23 Naoto Tsuji , Takashi Oka , Hideo Aoki

Time-periodic driving fields could endow a system with peculiar topological and transport features. In this work, we find dynamically controlled localization transitions and mobility edges in non-Hermitian quasicrystals via shaking the…

量子物理 · 物理学 2021-08-25 Longwen Zhou

We investigate the out-of-equilibrium properties of a system of interacting bosons in a ring lattice. We present a Floquet driving that induces clockwise (counterclockwise) circulation of the particles among the odd (even) sites of the ring…

量子气体 · 物理学 2019-10-16 Andrea Pizzi , Johannes Knolle , Andreas Nunnenkamp

Periodically driven systems provide a powerful platform for quantum multiparameter estimation. Constructing a static effective Hamiltonian in a proper rotating frame is commonly employed to assess the attainable precision. However, such an…

量子物理 · 物理学 2026-05-28 Yu Yang , Yuyang Tang , Pei Zhang , Fuli Li

We study the time-dependent circuit complexity of the periodically driven transverse field Ising model using Nielsen's geometric approach. In the high-frequency driving limit the system is known to exhibit non-equilibrium phase transitions…

量子物理 · 物理学 2020-11-18 Giancarlo Camilo , Daniel Teixeira

Periodically driven Floquet quantum systems provide a promising platform to investigate novel physics out of equilibrium. Unfortunately, the drive generically heats up the system to a featureless infinite temperature state. For large…

量子物理 · 物理学 2021-03-02 Pai Peng , Chao Yin , Xiaoyang Huang , Chandrasekhar Ramanathan , Paola Cappellaro

Characterizing time-periodic Hamiltonians is pivotal for validating and controlling driven quantum platforms, yet prevailing and unadjusted reconstruction methods demand dense time-domain sampling and heavy post-processing. We introduce a…

量子物理 · 物理学 2025-09-03 Keren Li

In this paper, the mathematical framework providing a description of completely positive and trace preserving dynamics of open quantum systems is addressed. Special case of time-dependent Lindbladian governed by periodic Hamiltonian is…

数学物理 · 物理学 2014-08-06 Krzysztof Szczygielski

We investigate the Floquet spectrum of a detuned, driven two-level system and show that it exhibits exact quasienergy crossings when the detuning is an integer multiple of the energy quantum of the driving field. This behavior can be…

量子物理 · 物理学 2026-05-25 Sigmund Kohler , Jesús Casado-Pascual

In this work, we study the real-time evolution of periodically driven (Floquet) systems on a quantum computer using IBM quantum devices. We consider a driven Landau-Zener model and compute the transition probability between the Floquet…

介观与纳米尺度物理 · 物理学 2022-03-25 Martin Rodriguez-Vega , Ella Carlander , Adrian Bahri , Ze-Xun Lin , Nikolai A. Sinitsyn , Gregory A. Fiete

Exceptional degeneracies and generically complex spectra of non-Hermitian systems are at the heart of numerous phenomena absent in the Hermitian realm. Recently, it was suggested that Floquet dissipative coupling in the space-time domain…

量子物理 · 物理学 2025-05-01 Zimo Zhang , Fengbo Zhang , Zhongxiao Xu , Ying Hu , Han Bao , Heng Shen

We demonstrate that the prethermal regime of periodically driven (Floquet), classical many-body systems can host nonequilibrium phases of matter. In particular, we show that there exists an effective Hamiltonian that captures the dynamics…

量子物理 · 物理学 2021-10-04 Bingtian Ye , Francisco Machado , Norman Y. Yao

Floquet theory is a widely used framework to describe the dynamics of periodically-driven quantum systems. The usual set up to describe such kind of systems is to consider the effect of an external control with a definite period in time…

量子物理 · 物理学 2025-10-10 V. M. Bastidas

Nonequilibrium topological matter has been a fruitful topic of both theoretical and experimental interest. A great variety of exotic topological phases unavailable in static systems may emerge under nonequilibrium situations, often…

介观与纳米尺度物理 · 物理学 2022-04-06 Nannan Ma , Jiangbin Gong

We show that the time-dependence of electromagnetic field in a parametrically modulated cavity can be effectively analyzed using a $Floquet$ $map$. The map relates the field states separated by one period of the drive; iterative application…

量子物理 · 物理学 2019-04-17 Ivar Martin

We study a periodically driven qubit coupled to a quantized cavity mode. Despite its apparent simplicity, this system supports a rich variety of exotic phenomena, such as topological frequency conversion as recently discovered in [Martin et…

介观与纳米尺度物理 · 物理学 2021-01-07 Frederik Nathan , Gil Refael , Mark S. Rudner , Ivar Martin

We show that time-reflection symmetry in periodically driven (Floquet) quantum systems enables an inherently nonequilibrium phenomenon structurally similar to quantum-mechanical sypersymmetry. In particular, we find Floquet analogues of the…

强关联电子 · 物理学 2018-05-30 Thomas Iadecola , Timothy H. Hsieh

We investigate the dynamics of quantum scrambling, characterized by the out-of-time ordered correlators (OTOCs), in a non-Hermitian quantum kicked rotor subjected to quasi-periodical modulation in kicking potential. Quasi-periodic…

量子物理 · 物理学 2024-01-23 Liang Huo , Han Ke , Wen-Lei Zhao

Recently, cesium atoms in optical lattices subjected to cycles of unequally-spaced pulses have been found to show interesting behavior: they represent the first experimental demonstration of a Hamiltonian ratchet mechanism, and they show…

原子物理 · 物理学 2009-11-10 G. Hur , C. E. Creffield , P. H. Jones , T. S. Monteiro

Nonlinear classical dissipative systems present a rich phenomenology in their "route to chaos", including period-doubling, i.e. the system evolves with a period which is twice that of the driving. However, typically the attractor of a…

量子物理 · 物理学 2018-02-07 Reuben R. W. Wang , Bo Xing , Gabriel G. Carlo , Dario Poletti