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We investigate the dynamics of the quantum Ising model on two-dimensional square lattices up to $16 \times 16$ spins. In the ordered phase, the model is predicted to exhibit dynamically constrained dynamics, leading to confinement of…

Quantum Physics · Physics 2025-04-29 Luka Pavešić , Daniel Jaschke , Simone Montangero

We examine theoretically the effects caused by a periodic external potential on the correlated motion of a two-dimensional electron system under strong magnetic fields corresponding to a filling factor 1/2. To describe the resulting complex…

Strongly Correlated Electrons · Physics 2009-11-07 S. Sakhi

Static and dynamic properties of two-dimensional bidisperse dissipative particles are numerically studied near the jamming transition. We investigate the dependency of the critical scaling on the ratio of the different diameters and find a…

Soft Condensed Matter · Physics 2015-06-11 Kuniyasu Saitoh , Vanessa Magnanimo , Stefan Luding

The dynamics of inertial particles in $2-d$ incompressible flows can be modeled by $4-d$ bailout embedding maps. The density of the inertial particles, relative to the density of the fluid, is a crucial parameter which controls the…

Chaotic Dynamics · Physics 2008-11-27 N. Nirmal Thyagu , Neelima Gupte

We examine the ordering, pinning, and dynamics of two-dimensional pattern forming systems interacting with a periodic one-dimensional substrate. In the absence of the substrate, particles with competing long-range repulsion and short-range…

Soft Condensed Matter · Physics 2024-02-29 C. Reichhardt , C. J. O. Reichhardt

When the system with internal tendency to a spontaneous formation of a spatially periodic state is brought in contact with the external explicit periodic potential, the interesting phenomenon of commensurate lock in can be observed. In case…

High Energy Physics - Theory · Physics 2018-12-26 Alexander Krikun

The quasi-coherent effects in two-dimensional incompressible turbulence are analyzed starting from the test particle trajectories. They can acquire coherent aspects when the stochastic potential has slow time variation and the motion is not…

Plasma Physics · Physics 2017-04-05 M. Vlad , F. Spineanu

In this work we numerically demonstrate both significant transient (i.e. non-modal) linear amplification and sustained nonlinear turbulence in a kinetic plasma system with no unstable eigenmodes. The particular system considered is an…

Plasma Physics · Physics 2015-07-22 Matt Landreman , Gabriel G. Plunk , William Dorland

A superfluid flow beyond a critical momentum in an optical lattice decays drastically by the interplay between nonlinearity due to the interparticle interactions in Bose-Einstein condensate and periodicity of the lattice; this instability…

Quantum Gases · Physics 2014-11-17 Rui Asaoka , Hiroki Tsuchiura , Makoto Yamashita , Yuta Toga

In order to give a basis for the structure and correlation analysis of fine particle (dusty) plasma and colloidal suspensions, thermodynamic treatment of mixtures of macroscopic and microscopic charged particles within the adiabatic…

Plasma Physics · Physics 2015-06-11 Hiroo Totsuji

We study the response of an adsorbed monolayer under a driving force as a model of sliding friction phenomena between two crystalline surfaces with a boundary lubrication layer. Using Langevin-dynamics simulation, we determine the nonlinear…

Statistical Mechanics · Physics 2009-10-31 Enzo Granato , S. C. Ying

Flexible mechanical structures can undergo large deformations under small loads, enabling large, complex, and nonlinear wave responses under finite-frequency driving. Here, we study a dynamically driven canonical flexible mechanical…

Soft Condensed Matter · Physics 2026-04-21 Neel Singh , Audrey A. Watkins , Giovanni Bordiga , Vincent Tournat , Katia Bertoldi , Zeb Rocklin

Anomalous diffusion phenomena have been observed in many complex physical and biological systems. One significant advance recently is the physical extension of particle's motion in static medium to uniformly (and even nonuniformly)…

Statistical Mechanics · Physics 2023-03-28 Xudong Wang , Yao Chen , Wanli Wang

We have studied numerically the dynamics of sliding charge-density waves (CDWs) in the presence of impurities in d=1,2. The model considered exhibits a first order dynamical transition at a critical driving force $F_c$ between ``rough''…

Condensed Matter · Physics 2009-10-28 Lee-Wen Chen , Leon Balents , Matthew P. A. Fisher , M. Cristina Marchetti

Paints and coatings often feature interfacial defects due to disturbances during the deposition process which, if they persist until solidification, worsen the product quality. In this article, we investigate the stability of a thin liquid…

Fluid Dynamics · Physics 2023-07-26 David Barreiro-Villaverde , Anne Gosset , Marcos Lema , Miguel Alfonso Mendez

The structure and dynamics of a harmonically confined three dimensional finite dust cluster are investigated via both Langevin Dynamics (LD) and frictionless Molecular Dynamics (fMD) simulation. The static structure of the system is…

Plasma Physics · Physics 2025-07-04 Hirakjyoti Sarma , Nilakshi Das

We study numerically the phase diagram and the response under a driving force of the phase field crystal model for pinned lattice systems introduced recently for both one and two dimensional systems. The model describes the lattice system…

Materials Science · Physics 2009-09-30 C. V. Achim , J. A. P. Ramos , M. Karttunen , K. R. Elder , E. Granato , T. Ala-Nissila , S. C. Ying

Rod-shaped particles embedded in certain matrices have been reported to exhibit an increase in their center of mass diffusivity upon increasing the matrix density. This increase has been considered to be caused by a kinetic constraint in…

Statistical Mechanics · Physics 2023-05-03 Fumiaki Nakai , Martin Kröger , Takato Ishida , Takashi Uneyama , Yuya Doi , Yuichi Masubuchi

A perpendicular ion drift is investigated as a mechanism for the generation of magnetic field structures in a highly collisional dusty plasma. The basic dissipation mechanism is assumed to be the dust-neutrals momentum exchange, so that…

Plasma Physics · Physics 2009-11-13 F. Haas , P. K. Shukla

A two-dimensional lattice gas of two species, driven in opposite directions by an external force, undergoes a jamming transition if the filling fraction is sufficiently high. Using Monte Carlo simulations, we investigate the growth of these…

Statistical Mechanics · Physics 2009-11-13 D. A. Adams , B. Schmittmann , R. K. P. Zia
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