Results 31 to 40 of about 75,319 (256)

Evolution of isolated turbulent trailing vortices [PDF]

open access: yes, 2008
In this work, the temporal evolution of a low swirl-number turbulent Batchelor vortex is studied using pseudospectral direct numerical simulations. The solution of the governing equations in the vorticity-velocity form allows for accurate application of ...
Sanjiva K. Lele   +3 more
core   +1 more source

Multidimensional soliton systems

open access: yesAdvances in Physics: X
This concise review aims to provide a summary of the most relevant recent experimental and theoretical results for solitons, i.e. self-trapped bound states of nonlinear waves, in two- and three-dimensional (2D and 3D) media.
Boris A. Malomed
doaj   +1 more source

Flow Structure in a Model of Aircraft Trailing Vortices [PDF]

open access: yes, 2005
We consider a model of incompressible trailing vortices consisting of an array of counter-rotating structures in a doubly periodic domain, infinite in the vertical direction.
Faddy, James Malcolm
core   +1 more source

Application of Large-Scale Rotating Platforms in the Study of Complex Oceanic Dynamic Processes

open access: yesJournal of Marine Science and Engineering
As the core components of geophysical dynamic system, oceans and atmospheres are dominated by the Coriolis force, which governs complex dynamic phenomena such as internal waves, gravity currents, vortices, and others involving multi-scale spatiotemporal ...
Xiaojie Lu   +7 more
doaj   +1 more source

Stuart vortices on a sphere [PDF]

open access: yes, 2004
Published ...
Crowdy, DG
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Water in trees

open access: yesSubstantia, 2019
This essay shows that the relations between water and trees have far-reaching, unexpected aspects and consequences. The global and the local terrestrial water cycles are directly or indirectly linked to the presence of trees and forests.
Ernst Zürcher
doaj   +1 more source

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

Rotating asymmetric solitons in competing nonlinear media

open access: yesNew Journal of Physics, 2022
We predict a novel family of off-center localized nonlinear modes in a rotating optical system. The whispering-gallery-like solitons bifurcate out from the symmetric fundamental solitons through a symmetry breaking.
Liangwei Dong   +4 more
doaj   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

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