Results 61 to 70 of about 202,523 (309)

Spectral analysis of boundary layers in Rayleigh-Benard convection

open access: yes, 2007
A combined experimental and numerical study of the boundary layer in a 4:1 aspect-ratio Rayleigh-B\'{e}nard cell over a four-decade range of Rayleigh numbers has been undertaken aimed at gaining a better insight into the character of the boundary layers.
F. M. White   +6 more
core   +2 more sources

Naked cuticle is essential for Drosophila wing development beyond Wingless signaling

open access: yesFEBS Open Bio, EarlyView.
Naked cuticle (Nkd), a Wnt signaling inhibitor, assumes extensive roles in Drosophila wing development. Overexpressing Nkd causes smaller, crumpled wings, while also perturbing multiple signaling pathways and developmental genes. A specific region (R1S) is critical for Nkd's function as a signaling integrator, offering new insights for studying its ...
Rui Wang, Ping Wang
wiley   +1 more source

On optical imaging through aircraft turbulent boundary layers [PDF]

open access: yes, 1980
Optical resolution quality as affected by aircraft turbulent boundary layers is analyzed. Wind-tunnel data was analyzed to obtained the variation of boundary layer turbulence scale length and mass density rms fluctuations with Mach number.
Sutton, G. W.
core   +1 more source

Navigating new norms: a systematic review of factors for the development of effective digital tools in higher education

open access: yesFEBS Open Bio, EarlyView.
What factors make for an effective digital learning tool in Higher Education? This systematic review identifies elements of a digital tool that published examples reveal to be features of an engaging and impactful digital tool. A systematic literature search yielded 25 research papers for analysis.
Akmal Arzeman   +4 more
wiley   +1 more source

Boundary layers and turbulence

open access: yesPhysical Oceanography, 1999
We analyze the results of investigation of turbulent boundary layers typical of geophysical objects. It is shown that boundary layers of various nature are self-regulating sustems characterized by relatively slow evolutionary processes of formation accompanied by the growth of instabilities of different types and then replaced by the rapid development ...
E. P. Anisimova, A. A. Speranskaya
openaire   +1 more source

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

The impact of three-dimensional compression on supersonic boundary layers [PDF]

open access: yesAIP Advances
By using vertically intersecting double wedges, the effect of three-dimensional compression on a supersonic boundary layer transition and turbulent characteristics is experimentally investigated by means of nanoparticle-based planar laser scattering and ...
Qiancheng Wang   +3 more
doaj   +1 more source

Properties of the turbulent/non-turbulent interface in boundary layers

open access: yes, 2016
The turbulent/non-turbulent interface is analysed in a direct numerical simulation of a boundary layer in the range $Re_\theta=2800-6600$, with emphasis on the behaviour of the relatively large-scale fractal intermittent region.
Borrell, Guillem, Jiménez, Javier
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Compressible turbulent boundary layer interaction experiments [PDF]

open access: yes
Four phases of research results are reported: (1) experiments on the compressible turbulent boundary layer flow in a streamwise corner; (2) the two dimensional (2D) interaction of incident shock waves with a compressible turbulent boundary layer; (3 ...
Bogdonoff, S. M., Settles, G. S.
core   +1 more source

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