Results 81 to 90 of about 6,496,471 (236)

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

open access: yesSciPost Physics Core, 2021
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 Lindblad-type dissipation to characterize and analyze NESSs.
Tatsuhiko N. Ikeda, Koki Chinzei, Masahiro Sato
doaj   +1 more source

Perturbation theory for quasienergy (Floquet) solutions in the low-frequency regime of the oscillating electric field

open access: yes, 2015
For a simple illustrative model Hamiltonian for Xenon in low frequency linearly polarized laser field we obtain a remarkable agreement between the zero-order energy as well as amplitude and phase of the zero-order Floquet states and the exact eigenvalues
Martiskainen, Hanna, Moiseyev, Nimrod
core   +1 more source

Multiple front and pulse solutions in spatially periodic systems

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 4, April 2026.
Abstract In this paper, we develop a comprehensive mathematical toolbox for the construction and spectral stability analysis of stationary multiple front and pulse solutions to general semilinear evolution problems on the real line with spatially periodic coefficients.
Lukas Bengel, Björn de Rijk
wiley   +1 more source

Floquet conformal field theory

open access: yes, 2018
are welcome; 19 pages, 1 table; v2: refs ...
Wen, Xueda, Wu, Jie-Qiang
openaire   +2 more sources

Sensitivity Evaluation for Global Perturbations in Non‐Hermitian Skin‐Effect Sensors

open access: yesNanophotonics, Volume 15, Issue 5, 16 March 2026.
Non‐Hermitian sensing against local and global noise. Conventional non‐Hermitian sensors focus on sensitivity against a static local boundary defect. Our work extends that framework to detect global perturbations. Using synthetic photonic lattices, we experimentally verify that sensitivity to global static and dynamic disorder scales exponentially with
Letian Yu   +3 more
wiley   +1 more source

Nonperturbative model for optical response under intense periodic fields with application to graphene in a strong perpendicular magnetic field

open access: yes, 2018
Graphene exhibits extremely strong optical nonlinearity when a strong perpendicular magnetic field is applied, the response current shows strong field dependence even for moderate light intensity, and the perturbation theory fails.
Cheng, J. L., Guo, C.
core   +1 more source

Tests of Exponential Stabilization Through Floquet Theory and Act‐And‐Wait Control

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 4, Page 3303-3316, 15 March 2026.
ABSTRACT In this paper, we propose tests of exponential stability based on a version of the Floquet theory for delay differential equations of the first order. Our approach allows researchers to preserve the order of equation and to use the classical methods of the Floquet theory for ordinary differential equations.
Alexander Domoshnitsky, Tsahi Shavit
wiley   +1 more source

Suppressing Floquet thermalization by driving transparency in tilted lattices

open access: yesPhysical Review Research
Suppressing Floquet thermalization is an important goal in the field of Floquet engineering. Here, we propose a driving transparency mechanism to suppress the Floquet thermalization in periodically driven tilted lattices of interacting spinless fermions.
Li Zhang, Yongguan Ke, Chaohong Lee
doaj   +1 more source

Floquet Theory for Discontinuously Supported Waveguides

open access: yesModelling and Simulation in Engineering, 2016
We apply Floquet theory of periodic coefficient second-order ODEs to an elastic waveguide. The waveguide is modeled as a uniform elastic string periodically supported by a discontinuous Winkler elastic foundation and, as a result, a Hill equation is ...
A. Sorzia
doaj   +1 more source

Robustness of symmetry-protected topological states against time-periodic perturbations

open access: yes, 2017
The existence of gapless boundary states is a key attribute of any topological insulator. Topological band theory predicts that these states are robust against static perturbations that preserve the relevant symmetries.
Balabanov, Oleksandr   +1 more
core   +1 more source

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