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Related papers: Rotating saddle trap: A Coriolis force in an inert…

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The N\'eel order of an antiferromagnet subject to a spin torque can undergo precession in a circular orbit about any chosen axis. To orient and stabilize the motion against the effects of magnetic anisotropy, the spin polarization should…

Applied Physics · Physics 2021-02-03 Arun Parthasarathy , Egecan Cogulu , Andrew D. Kent , Shaloo Rakheja

Experiments and simulations from a variety of sample sizes indicated that the centrifugal force significantly affects rotating Rayleigh-B\'enard convection-patterns. In a large-aspect-ratio sample, we observed a hybrid state consisting of…

Pattern Formation and Solitons · Physics 2009-11-11 Nathan Becker , J. D. Scheel , M. C. Cross , Guenter Ahlers

We investigate the performance of an inertial frictional ratchet in a sinusoidal potential driven by a sinusoidal external field. The dependence of the performance on the parameters of the sinusoidally varying friction, such as the mean…

Statistical Mechanics · Physics 2018-04-18 D. Kharkongor , W. L. Reenbohn , Mangal C. Mahato

Chirality is a recurrent theme in the study of biological systems, in which active processes are driven by the internal conversion of chemical energy into work. Bacterial flagella, acto-myosin filaments and microtubule bundles are active…

Soft Condensed Matter · Physics 2020-05-01 Livio Nicola Carenza , Giuseppe Gonnella , Davide Marenduzzo , Giuseppe Negro

For the Dirac particle in the rotational system, the rotation induced inertia effect is analogously treated as the modification of the "spin connection" on the Dirac equation in the flat spacetime, which is determined by the equivalent…

General Relativity and Quantum Cosmology · Physics 2010-11-19 C. M. Zhang , A. Beesham

Meridional circulation in stellar convection zones is not generally well observed, but may be critical for MHD dynamos. Coriolis forces from differential rotation (DR) play a large role in determining what the meridional circulation is.…

Solar and Stellar Astrophysics · Physics 2015-06-17 Mausumi Dikpati

The nonequilibrium dynamics of vortices in 2D quantum fluids can be predicted by accounting for the way in which vortex ellipticity is coupled to the gradient in background fluid density. In the absence of nonlinear interactions, a…

Quantum Gases · Physics 2021-10-27 Chuanzhou Zhu , Mark E. Siemens , Mark T. Lusk

The chaotic properties of simple two-dimensional rotation-translation models are explored and simulated. The models are given in difference equation forms, while the corresponding differential equations systems are studied and the resulting…

Chaotic Dynamics · Physics 2007-05-23 Christos H. Skiadas , Charilaos Skiadas

Hydrodynamic unstratified keplerian flows are known to be linearly stable at all Reynolds numbers, but may nevertheless become turbulent through nonlinear mechanisms. However, in the last ten years, conflicting points of view have appeared…

Astrophysics · Physics 2009-11-11 G. Lesur , P-Y. Longaretti

We consider the motion of an incompressible viscous fluid on a sphere, incorporating the effects of the Coriolis force. We demonstrate that global solutions exist for any divergence-free initial condition with finite kinetic energy.…

Analysis of PDEs · Mathematics 2024-12-31 Yuanzhen Shao , Gieri Simonett , Mathias Wilke

In this paper we present a detailed numerical investigation of the hypothesis that a rotation of astrophysical jets can be caused by magnetohydrodynamic shocks in a helical magnetic field. Shock compression of the helical magnetic field…

Astrophysics of Galaxies · Physics 2015-05-28 Christian Fendt

We consider barotropic instability of shear flows for incompressible fluids with Coriolis effects. For a class of shear flows, we develop a new method to find the sharp stability conditions. We study the flow with Sinus profile in details…

Analysis of PDEs · Mathematics 2020-08-14 Zhiwu Lin , Jincheng Yang , Hao Zhu

We theoretically study the motion of magnetic colloidal particles above a magnetic pattern and compare the predictions with Brownian dynamics simulations. The pattern consists of alternating square domains of positive and negative…

Soft Condensed Matter · Physics 2016-11-01 Daniel de las Heras , Johannes Loehr , Michael Loenne , Thomas M. Fischer

We consider rotating Rayleigh-B\'enard convection of a fluid with a Prandtl number of $Pr = 0.8$ in a cylindrical cell with an aspect ratio $\Gamma = 1/2$. Direct numerical simulations were performed for the Rayleigh number range $10^5 \leq…

Fluid Dynamics · Physics 2015-06-19 Susanne Horn , Olga Shishkina

It is shown that a superposition of static and rapidly oscillating electric {\it monopole} (source) fields is capable of trapping particles with a permanent electric dipole moment. Thus, the new trapping mechanism differs fundamentally from…

Atomic Physics · Physics 2011-02-15 R. Blümel

The generation of unidirectional motion has been a long-standing challenge in engineering of molecular motors. Here, a mechanism driving the rotation is presented based on electron current through helical orbitals on a $\pi$-bonded carbon…

Chemical Physics · Physics 2026-03-11 Štěpán Marek , Wulf Wulfhekel , Ferdinand Evers , Richard Korytár

We study the tidal forcing, propagation and dissipation of linear inertial waves in a rotating fluid body. The intentionally simplified model involves a perfectly rigid core surrounded by a deep ocean consisting of a homogeneous…

Earth and Planetary Astrophysics · Physics 2015-05-13 Gordon I. Ogilvie

Originally introduced in connection with general relativistic Coriolis forces, the term $\textit{frame-dragging}$ is associated today with a plethora of effects related to the off-diagonal element of the metric tensor. It is also frequently…

General Relativity and Quantum Cosmology · Physics 2021-11-30 L. Filipe O. Costa , José Natário

We study theoretically the spin transport in a device in which the active layer is an organic film with numerous deep in-gap levels serving as traps. A carrier, diffusing between magnetized injector and detector, spends a considerable…

Mesoscale and Nanoscale Physics · Physics 2014-12-17 R. C. Roundy , M. E. Raikh

This paper explores the effect of rotation on the kappa-mechanism instability of slowly pulsating B stars. A new nonadiabatic code, that adopts the so-called `traditional approximation' to treat the Coriolis force, is used to investigate…

Astrophysics · Physics 2011-05-12 R. H. D. Townsend
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