Results 61 to 70 of about 57,568 (319)

2D Skyrmion topological charge of spin textures with arbitrary boundary conditions: a two-component spinorial BEC as a case study

open access: yesNew Journal of Physics
We derive the most general expression for the Skyrmion topological charge for a two-dimensional spin texture, valid for any type of boundary conditions or for any arbitrary spatial region within the texture.
S Sánchez-Reséndiz   +3 more
doaj   +1 more source

Rapid screening of staphylokinase protein variants using an unpurified cell‐free expression system

open access: yesFEBS Open Bio, EarlyView.
An unpurified cell‐free protein synthesis (CFPS) platform enables rapid functional screening of staphylokinase variants. Direct plasminogen‐activation assays performed in microplate format provide real‐time activity readouts, allowing rapid identification and ranking of variants with improved or reduced fibrinolytic activity without protein ...
Maria Tomková   +3 more
wiley   +1 more source

Surf-zone vortices over stepped topography [PDF]

open access: yes, 2004
The problem of vortical motions in the surf zone is simplified by taking the bottom topography to be piecewise flat while allowing finite-height jumps in depth between flat regions.
Johnson, ER, McDonald, NR
core  

Vortices and impurities [PDF]

open access: yesJournal of High Energy Physics, 2014
Abstract We describe the BPS dynamics of vortices in the presence of impurities. We argue that a moduli space of solitons survives the addition of both electric and magnetic impurities. However, dynamics on the moduli space is altered.
Tong, David, Wong, Kenny
openaire   +2 more sources

Systemic dysregulation of apolipoproteins in amyotrophic lateral sclerosis serum

open access: yesFEBS Open Bio, EarlyView.
Amyotrophic lateral sclerosis (ALS) is a fatal disease that damages motor neurons. This study found that people with ALS show significant changes in blood fats and the proteins that carry them. Several apolipoproteins were higher, lipid balances were altered, and normal protein–lipid relationships were disrupted.
Finula I. Isik   +6 more
wiley   +1 more source

Development of a radar simulator for monitoring wake vortices in rainy weather [PDF]

open access: yes, 2011
A simulator for the evaluation of the radar signature of raindrops within wake vortices is presented. Simulated Doppler spectrum of raindrops within vortices let to think that it could be a potential criterion for identifying wake vortex hazard in ...
Wang, Xuesong   +3 more
core  

Motion and homogenization of vortices in anisotropic Type II superconductors [PDF]

open access: yes, 1998
The motion of vortices in an anisotropic superconductor is considered. For a system of well-separated vortices, each vortex is found to obey a law of motion analogous to the local induction approximation, in which velocity of the vortex depends upon the ...
Chapman, Stephen   +5 more
core   +2 more sources

Numerical investigation of vortices effect on the pressure drop and flow loss in a channel with planar gradual expansion [PDF]

open access: yesمجله مدل سازی در مهندسی, 2017
The main object of current study is investigation of influence and role of symmetric and asymmetric vortices formation and number of them on the pressure drop and losses of flow in gradual expansions.
Mohammad Mohsen Shahmardan   +2 more
doaj   +1 more source

YIPFα1A expression is regulated by multilayered molecular mechanisms

open access: yesFEBS Open Bio, EarlyView.
YIPFα1A, a five‐pass Golgi protein, is regulated at multiple layers. (1) Rare‐codon enrichment drives translation‐coupled mRNA decay. (2) A proximal 3′‐UTR element stabilizes mRNA. (3) A distal 3′‐UTR element included by alternate poly(A) site usage represses translation, which can be overridden by the proximal 3′‐UTR element.
Tokio Takaji   +2 more
wiley   +1 more source

Stability of trailing vortices with radial stratification [PDF]

open access: yes, 2011
We look at the effects of the radial density stratification on the stability of the q-vortex, a commonly accepted model for aircraft trailing vortices. It has been demonstrated that the 2D Lamb-Oseen vortex develops a Rayleigh-Taylor instability when its
Fontane, Jérôme   +2 more
core  

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