Results 1 to 10 of about 73,149,372 (220)

Propagation of gravity waves and its effects on pseudomomentum flux in a sudden stratospheric warming event [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
Effects of realistic propagation of gravity waves (GWs) on distribution of GW pseudomomentum fluxes are explored using a global ray-tracing model for the 2009 sudden stratospheric warming (SSW) event. Four-dimensional (4D; x–z and t) and two-dimensional (
I.-S. Song   +6 more
doaj   +1 more source

Secondary flow and streamwise vortices in three-dimensional staggered wavy-wall turbulence

open access: yesFlow, 2023
The present paper simplifies the naturally formed dunes (riverbeds) as large-scale three-dimensional staggered wavy walls to investigate the features of the accompanying secondary flows and streamwise vortices via large-eddy simulation.
Enwei Zhang   +4 more
doaj   +1 more source

Convergence of nonlocal geometric flows to anisotropic mean curvature motion [PDF]

open access: yes, 2021
We consider nonlocal curvature functionals associated with positive interaction kernels, and we show that local anisotropic mean curvature functionals can be retrieved in a blow-up limit from them.
Pagliari, Valerio; orcid:   +3 more
core   +1 more source

On Type I singularities in Ricci flow [PDF]

open access: yes, 2011
07.02.13 KB. Accepted version ok to add to Spiral. IP/Sherpa.We define several notions of singular set for Type I Ricci flows and show that they all coincide.
Topping, P, Enders, J, Müller, R
core   +3 more sources

Mean curvature flow with triple junctions in higher space dimensions [PDF]

open access: yes, 2012
We consider mean curvature ow of n-dimensional surface clusters. At (
Garcke, Harald   +2 more
core   +1 more source

The spinor representation of constant mean curvature one surfaces in the Hyperbolic space [PDF]

open access: yes, 1970
We review and comment on some aspects of the spinor representation for constant mean curvature one surfaces in hyperbolic space developed by Bobenko-Pavlyukevich-Springborn in [1].
Nicolodi, Lorenzo   +4 more
core   +1 more source

Mean Curvature Dictates the Diffusion of Lipids Along Curved Membranes [PDF]

open access: yes, 2023
Curved cellular membranes are both abundant and functionally relevant. While novel tomography approaches reveal the structural details of curved membranes, their dynamics pose an experimental challenge.
Balázs, Fábián, Matti, Javanainen
core   +2 more sources

A model for the behavior of fluid droplets based on mean curvature flow [PDF]

open access: yes, 2012
The authors of [W. D. Ristenpart et al., Nature, 461 (2009), pp. 377–380] have observed the following remarkable phenomenon during their experiments.
Helmensdorfer, Sebastian
core   +1 more source

A study of the turbulent wake of an airfoil in an air stream with a 90° curvature using hot-wire anemometry and large eddy simulation [PDF]

open access: yes, 2008
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The broad aim of the work presented in this thesis is to investigate the wake of an airfoil under the combined effects of streamwise curvature and pressure ...
Farsimadan, Ehsaan
core   +3 more sources

On the late phase of relaxation of two-dimensional fluids: turbulence of unitons

open access: yesNew Journal of Physics, 2017
The two-dimensional ideal fluid and the plasma confined by a strong magnetic field exhibit an intrinsic tendency to organization due to the inverse spectral cascade. In the asymptotic states reached at relaxation the turbulence has vanished and there are
F Spineanu, M Vlad
doaj   +1 more source

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