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By coupling counter--rotating coupled nonlinear oscillators, we observe a ``mixed'' synchronization between the different dynamical variables of the same system. The phenomenon of amplitude death is also observed. Results for coupled…

混沌动力学 · 物理学 2015-05-19 Awadhesh Prasad

We show that defect modes in infinite systems of resonators have corresponding modes in finite systems which converge as the size of the system increases. We study the generalized capacitance matrix as a model for three-dimensional coupled…

数学物理 · 物理学 2023-08-16 Habib Ammari , Bryn Davies , Erik Orvehed Hiltunen

We study limit theorems in the context of random perturbations of dispersing billiards in finite and infinite measure. In the context of a planar periodic Lorentz gas with finite horizon, we consider random perturbations in the form of…

动力系统 · 数学 2020-01-29 Mark F. Demers , Francoise Pene , Hong-Kun Zhang

The Collatz Conjecture's connection to dynamical systems opens it to a variety of techniques aimed at recurrence and density results. First, we turn to density results and strengthen the result of Terras through finding a strict rate of…

动力系统 · 数学 2023-10-16 Idris Assani , Ethan Ebbighausen

Under which conditions and with which distortions can we preserve the pairwise-distances of low-complexity vectors, e.g., for structured sets such as the set of sparse vectors or the one of low-rank matrices, when these are mapped in a…

信息论 · 计算机科学 2016-11-15 Laurent Jacques

Strong decay constants of the heavy tensor to heavy pseudoscalar (vector) and light pseudoscalar mesons are estimated within the light cone QCD sum rules. It is obtained that the values of these coupling constants are very strongly…

高能物理 - 唯象学 · 物理学 2016-05-04 H. A. Alhendi , T. M. Aliev , M. Savcı

We establish annealed and quenched invariance principles for random walks in random conductances lifted to the p-variation rough path topology, allowing for degenerate environments and long-range jumps. Our proof is based on a unified…

概率论 · 数学 2026-04-17 Johannes Bäumler , Noam Berger , Tal Orenshtein , Martin Slowik

We consider a binary sequence generated by thresholding a hidden continuous sequence. The hidden variables are assumed to have a compound symmetry covariance structure with a single parameter characterizing the common correlation. We study…

统计理论 · 数学 2019-09-04 Haolei Weng , Yang Feng

Quenched randomness can have a dramatic effect on the dynamics of isolated 1D quantum many-body systems, even for systems that thermalize. This is because transport, entanglement, and operator spreading can be hindered by `Griffiths' rare…

无序系统与神经网络 · 物理学 2018-07-25 Adam Nahum , Jonathan Ruhman , David A. Huse

The Loschmidt echo measures the sensitivity to perturbations of quantum evolutions. We study its short time decay in classically chaotic systems. Using perturbation theory and throwing out all correlation imposed by the initial state and…

混沌动力学 · 物理学 2009-11-07 Diego A. Wisniacki

We investigate the evolution of complexity and entanglement following a quench in a one-dimensional topological system, namely the Su-Schrieffer-Heeger model. We demonstrate that complexity can detect quantum phase transitions and shows…

高能物理 - 理论 · 物理学 2020-11-13 Tibra Ali , Arpan Bhattacharyya , S. Shajidul Haque , Eugene H. Kim , Nathan Moynihan

For measure preserving dynamical systems on metric spaces we study the time needed by a typical orbit to return back close to its starting point. We prove that when the decay of correlation is super-polynomial the recurrence rates and the…

动力系统 · 数学 2007-05-23 Benoit Saussol

We study dynamical systems arising as time-dependent compositions of Pomeau-Manneville-type intermittent maps. We establish central limit theorems for appropriately scaled and centered Birkhoff-like partial sums, with estimates on the rate…

动力系统 · 数学 2020-01-14 Olli Hella , Juho Leppänen

In this paper we constructed a special family of semidispersing billiards bounded on a rectangle with a few dispersing scatters. We assume there exists a pair of flat points (with zero curvature) on the boundary of these scatters, whose…

动力系统 · 数学 2016-05-24 Hong-Kun Zhang

We investigate the anisotropic lattice with $O(a)$ improved quark action as a candidate of framework in which we can treat both the heavy and light quark region in the same manner and systematically reduce the systematic uncertainties. To…

高能物理 - 格点 · 物理学 2009-11-07 J. Harada , H. Matsufuru , T. Onogi , A. Sugita

Using quenched chiral perturbation theory we compute meson correlation functions at finite volume and fixed gauge field topology. We also present the corresponding analytical predictions for the unquenched theory at fixed gauge field…

高能物理 - 格点 · 物理学 2008-11-26 P. H. Damgaard , M. C. Diamantini , P. Hernandez , K. Jansen

Recently, the contributions of chiral logarithms predicted by quenched chiral perturbation theory have been extracted from lattice calculations of hadron masses. We argue that a detailed comparison of random matrix theory and lattice…

高能物理 - 格点 · 物理学 2007-05-23 M. E. Berbenni-Bitsch , M. Göckeler , H. Hehl , S. Meyer , P. E. L. Rakow , A. Schäfer , T. Wettig

We investigate the strong decay properties of light unflavored and strange mesons within a relativistic quark-pair-creation (QPC) framework, and compare the results with those obtained in the conventional non-relativistic QPC model. Our…

高能物理 - 唯象学 · 物理学 2026-04-24 Xiu-Li Gao , Yu-Hui Zhou , Bin Wu , Zhi-Yong Zhou

This Article is a brief review of coarsening phenomena occurring in systems where quenched features - such as random field, varying coupling constants or lattice vacancies - spoil homogeneity. We discuss the current understanding of the…

统计力学 · 物理学 2015-06-04 Federico Corberi

We consider the time evolution of mixed state correlation measures in two-dimensional conformal field theories, such as logarithmic negativity, odd entropy, and reflected entropy, after quantum quenches of various kinds. These correlation…

高能物理 - 理论 · 物理学 2020-04-20 Jonah Kudler-Flam , Yuya Kusuki , Shinsei Ryu