Results 41 to 50 of about 16,275,608 (246)

Numerical Validation of a Multi-Dimensional Similarity Law for Scaled STOVL Aircraft Models

open access: yesAerospace
The complex jet-ground interactions of Short Take-off and Vertical Landing (STOVL) aircraft are critical to flight safety and performance, yet studying them with traditional full-scale wind tunnel tests is prohibitively expensive and time-consuming ...
Shengguan Xu   +7 more
doaj   +1 more source

Viscoelasticity-Induced Instability in Plane Couette Flow at Very Low Reynolds Number

open access: yesFluids, 2022
Elasto-inertial turbulence (EIT), a new turbulent state found in polymer solutions with viscoelastic properties, is associated with drag-reduced turbulence.
Tomohiro Nimura, Takahiro Tsukahara
doaj   +1 more source

Design and Wind Tunnel Test of Control Laws for High Angle of Attack Flight of Low-Aspect-Ratio Flying-Wing UAVs Based on NDI

open access: yesDrones
Low-aspect-ratio flying-wing unmanned aerial vehicles (UAVs) are attractive drone platforms for civilian remote sensing, environmental monitoring, infrastructure inspection, disaster assessment, and persistent public-service monitoring because their ...
Jianfeng Wang   +6 more
doaj   +1 more source

Low Reynolds Number Flow Around Tori of Different Slenderness Γ

open access: yesApplied Sciences, 2017
We present the results of axisymmetric and three-dimensional numerical simulations of the flow around a torus in the low Reynolds number regime [ 10 − 2 ; 3 × 10 3 ] and aspect-ratio 0 < Γ = 2 a / R ≤ 2 (core diameter ...
Werner M. J. Lazeroms   +4 more
doaj   +1 more source

Low Reynolds Number Propeller Slipstream Interference with Wing Aerodynamic Characteristics

open access: yesHangkong gongcheng jinzhan, 2018
Detailed research for wing aerodynamic characteristics of propeller slipstream at low Reynolds number could contribute the mechanism study of low speed near space flow, and provide reliable aerodynamic results.
Sun Kaijun, Bao Xiaoxiang, Fu Yiwei
doaj   +1 more source

Local vibrations and lift performance of low Reynolds number airfoil

open access: yesPropulsion and Power Research, 2017
The 2D incompressible Navier-Stokes equations are solved based on the finite volume method and dynamic mesh technique is used to carry out partial fluid structure interaction.
TariqAmin Khan   +3 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Wing Efficiency Enhancement at Low Reynolds Number

open access: yesAerospace
The aerodynamic performance of wings degrades severely at low Reynolds number; lift often becomes non-linear, while drag increases significantly, caused by large extents of separation.
Lance W. Traub
doaj   +1 more source

Evaluating the involvement of autolysosomes in the nuclear translocation of fluorescent proteins

open access: yesFEBS Open Bio, EarlyView.
Endogenously expressed fluorescent proteins can be degraded by autophagy and transported to cell nuclei via the nuclear pore complex. But in some cell lines, for example, HeLa cells which are positive for immunoreactivity of a receptor ligand, such as UCN I, in cell nuclei, fusion of autolysosome with the nuclear envelope is involved in the nuclear ...
Keiichi Ikeda
wiley   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

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