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The existence of normal deterministic diffusion in dynamical systems with a two-dimensional phase space tiled by regular triangles (or their unions into regular hexagons) is proven.

动力系统 · 数学 2025-01-03 Irina Nizhnik

The dynamics of chiral nuclei is investigated for the first time with the time-dependent and tilted axis cranking covariant density functional theories on a three-dimensional space lattice in a microscopic and self-consistent way. The…

核理论 · 物理学 2022-02-08 Z. X. Ren , P. W. Zhao , J. Meng

The kinematic distributions in two-particle inclusive processes at an e+e- collider arising from standard-model s-channel exchange of a virtual gamma or Z and the interference of the standard-model contribution with contributions from…

高能物理 - 唯象学 · 物理学 2008-07-16 B. Ananthanarayan , Saurabh D. Rindani

We study the few-body dynamics of dipolar bosons in one-dimensional double-wells. Increasing the interaction strength, by investigating one-body observables, we study in the considered few-body systems tunneling oscillations, self-trapping…

量子气体 · 物理学 2022-05-30 Rhombik Roy , Barnali Chakrabarti , Andrea Trombettoni

When a periodic 1D system described by a tight-binding model is uniformly initialized with equal amplitudes at all sites, yet with completely random phases, it evolves into a thermal distribution with no spatial correlations. However, when…

无序系统与神经网络 · 物理学 2010-12-09 Yaron Silberberg , Yoav Lahini , Yaron Bromberg , Eran Small , Roberto Morandotti

At first, a review of our knowledge on the distribution of galaxies at large-scale, leading to a foam-like large-scale structure of the Universe, is presented in the Introduction. Then, it is shown how, according to the present theory for…

综合物理 · 物理学 2007-05-23 Evangelos Chaliasos

We describe how the three-dimensional quantum spin Hall phase arises from the insulator phase by changing an external parameter. In 3D systems without inversion symmetry, a gapless phase should appear between the two phases with a bulk gap.…

介观与纳米尺度物理 · 物理学 2008-10-14 Shuichi Murakami , Shun-ichi Kuga

The topological properties of the one-dimensional interacting systems with spatially modulated interaction in two-particle regime are theoretically investigated. Taking the boson-Hubbard model and spinless fermion interacting model as…

强关联电子 · 物理学 2025-02-11 Zheng-Wei Zuo , Wanwan Shi , Haisheng Li

The sluggish and heterogeneous dynamics of glass forming liquids is frequently associated to the transient coexistence of two phases of particles, respectively with an high and low mobility. In the absence of a dynamical order parameter…

软凝聚态物质 · 物理学 2016-07-21 Raffaele Pastore , Antonio Coniglio , Antonio de Candia , Annalisa Fierro , Massimo Pica Ciamarra

In the strongly interacting limit of the Hubbard model localized double-occupancies form effective hard-core bosonic excitations, called a doublons, which are long-lived due to energy conservation. Using time-dependent density-matrix…

量子气体 · 物理学 2020-03-18 Matthew W Cook , Stephen R Clark

We expose the relation between the properties of the three-body continuum states and their two-body subsystems. These properties refer to their bound and virtual states and resonances, all defined as poles of the $S$-matrix. For one…

核理论 · 物理学 2009-11-11 E. Garrido , D. V. Fedorov , A. S. Jensen

We consider all possible dynamical theories which evolve two transverse vector fields out of a three-dimensional Euclidean hyperplane, subject to only two assumptions: (i) the evolution is local in space, and (ii) the theory is invariant…

高能物理 - 理论 · 物理学 2015-06-11 Claudio Bunster , Marc Henneaux

Double-close-binary quadruples (2+2 systems) are hierarchical systems of four stars where two short-period binary systems move around their common center of mass on a wider orbit. Using Gaia Early Data Release 3, we search for comoving…

太阳与恒星天体物理 · 物理学 2022-03-02 Gavin B. Fezenko , Hsiang-Chih Hwang , Nadia L. Zakamska

In this talk we report on how, using a chiral unitary approach for the meson--baryon interactions, two octets of $J^{\pi}=1/2^-$ baryon states and a singlet are generated dynamically, resulting in the case of strangeness $S=-1$ in two poles…

核理论 · 物理学 2009-11-10 A. Ramos , E. Oset , C. Bennhold , D. Jido. J. A. Oller , U. G. Meissner

Planetary systems can evolve dynamically even after the planets themselves have fully formed, and there is circumstantial evidence that most planetary systems become unstable after the disappearance of the gaseous protoplanetary disk.…

地球与行星天体物理 · 物理学 2025-08-20 Antoine C. Petit , Gabriele Pichierri , Max Goldberg , Alessandro Morbidelli

Colloidal particles that are confined to an interface such as the air-water interface are an example of a two-dimensional fluid. Such dispersions have been observed to spontaneously form cluster and stripe morphologies in certain systems…

软凝聚态物质 · 物理学 2008-09-17 A. J. Archer

We present the experimental observation of scalar multi-pole solitons in highly nonlocal nonlinear media, including dipole-, tri-pole, quadru-pole, and necklace-type solitons, organized as arrays of out-of-phase bright spots. These complex…

We consider a dynamical system consisting of subsystems indexed by a lattice. Each subsystem has one conserved degree of freedom ("energy") the rest being uniformly hyperbolic. The subsystems are weakly coupled together so that the sum of…

数学物理 · 物理学 2010-05-05 Antti Kupiainen

We examine the dynamics of two-dimensional colloidal systems using numerical simulations of a system with a drive applied to a thin region in the middle of the sample to produce a local shear. For a monodisperse colloidal assembly, we find…

软凝聚态物质 · 物理学 2015-06-11 A. Libal , B. M. Csiki , C. J. Olson Reichhardt , C. Reichhardt

The onset of collision dynamics between an ion and a Rydberg atom is studied in a regime characterized by a multitude of collision channels. These channels arise from coupling between a non-polar Rydberg state and numerous highly polar…