Results 31 to 40 of about 296,400 (286)

Estimating sea-surface temperature transport fields from stochastically-forced fluctuations

open access: yesNew Journal of Physics, 2014
In this article we introduce a method to quantify the transport of sea surface temperature (SST) from SST fluctuations. Previous studies have estimated the advective transport of SST from time-lag correlation of SST anomalies.
S A Jeffress, T W N Haine
doaj   +1 more source

Vanishing enstrophy dissipation in two-dimensional Navier--Stokes turbulence in the inviscid limit [PDF]

open access: yes, 2006
Batchelor (Phys. Fluids, vol. 12, 1969, p. 233) developed a theory of two-dimensional turbulence based on the assumption that the dissipation of enstrophy (mean-square vorticity) tends to a finite non-zero constant in the limit of infinite Reynolds ...
Tran, Chuong Van   +1 more
core   +1 more source

Cyclo-Dissipativity Revisited

open access: yesIEEE Transactions on Automatic Control, 2021
Starting from a symmetrization and extension of the basic definitions and results of dissipativity theory we obtain new results on cyclo-dissipativity; in particular their external characterization and description of the set of storage functions.
openaire   +4 more sources

Dissipative and weakly--dissipative regimes in nearly--integrable mappings

open access: yesDiscrete and Continuous Dynamical Systems, 2006
We consider a dissipative standard map--like system, which is governed by two parameters measuring the strength of the dissipation and of the perturbation. In order to investigate the dynamics, we follow a numerical and an analytical approach. The numerical study relies on the frequency analysis and on the computation of the differential fast ...
CELLETTI, ALESSANDRA   +2 more
openaire   +3 more sources

Anisotropic viscous dissipation in transient reconnecting plasmas [PDF]

open access: yes, 2010
Aims. We examine the global energy losses associated with reconnecting coronal plasmas. Methods. Using planar magnetic reconnection simulations we compute resistive and bulk viscous losses in transient coronal plasmas.
I. J. D. Craig, Craig, Ian J.D.
core   +1 more source

Rotational mirror–mirror entanglement via dissipative atomic reservoir in a double-Laguerre–Gaussian-cavity system

open access: yesNew Journal of Physics, 2023
We propose a new scheme to prepare macroscopic entanglement between two rotating mirrors using dissipative atomic reservoir in a double-Laguerre–Gaussian-cavity system.
Fei Wang, Kang Shen, Jun Xu
doaj   +1 more source

Global patterns of diapycnal mixing from measurements of the turbulent dissipation rate [PDF]

open access: yes, 2014
The authors present inferences of diapycnal diffusivity from a compilation of over 5200 microstructure profiles. As microstructure observations are sparse, these are supplemented with indirect measurements of mixing obtained from (i) Thorpe-scale ...
Carter, Glenn S.   +20 more
core   +1 more source

Probing viscoelastic surfaces with bimodal tapping-mode atomic force microscopy: Underlying physics and observables for a standard linear solid model

open access: yesBeilstein Journal of Nanotechnology, 2014
This paper presents computational simulations of single-mode and bimodal atomic force microscopy (AFM) with particular focus on the viscoelastic interactions occurring during tip–sample impact.
Santiago D. Solares
doaj   +1 more source

Galactic Density and Evolution Based on the Virial Theorem, Energy Minimization, and Conservation of Angular Momentum

open access: yesGalaxies, 2018
Spiral galaxies are spinning, internally densified objects. The Virial Theorem explains galactic rotation curves via its linkage of the rotation rate to the gravitational self-potential (Ug) and the moment of inertia of oblate spheroids.
Robert E. Criss, Anne M. Hofmeister
doaj   +1 more source

Lagrangian measurements of turbulent dissipation over a shallow tidal flat from pulse coherent Acoustic Doppler Profilers [PDF]

open access: yes, 2012
We present high resolution (25 mm spatial, 8 Hz temporal) profiles of velocity measured over a shallow tidal flat using pulse-coherent Acoustic Doppler Profilers mounted on surface drifters.
Mullarney, Julia C.   +3 more
core   +1 more source

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