Results 151 to 160 of about 995,261 (384)

Laminar, turbulent, or doubly turbulent?

open access: yesPhysics, 2010
Though often ignored, the normal component of a superfluid reveals much about turbulence in a two-fluid system.
openaire   +3 more sources

Material‐to‐Application Integration: Rapid Fabrication of Field‐Deployable Hydrogel‐SiO2 DNA Separator for Low‐Resource Point‐of‐Care Diagnostics

open access: yesAdvanced Science, EarlyView.
A rapidly fabricated hydrogel‐SiO2 composite enables ultralow‐cost, equipment‐minimized DNA extraction, outperforming commercial kits. Hierarchical microstructures enhance hydrophobic/salt‐bridge‐driven adsorption. Integrated with visual LAMP, this field‐deployable system detects Vibrio parahaemolyticus at 10 CFU mL−1 in <40 min, offering ...
Peipei Li   +9 more
wiley   +1 more source

Fine-tuning a large language model for automating computational fluid dynamics simulations

open access: yesTheoretical and Applied Mechanics Letters
Configuring computational fluid dynamics (CFD) simulations typically demands extensive domain expertise, limiting broader access. Although large language models (LLMs) have advanced scientific computing, their use in automating CFD workflows is ...
Zhehao Dong, Zhen Lu, Yue Yang
doaj   +1 more source

Turbulence for (and by) amateurs

open access: yes, 2000
Series of lectures on statistical turbulence written for amateurs but not experts. Elementary aspects and problems of turbulence in two and three dimensional Navier-Stokes equation are introduced.
Bernard, Denis
core  

Controlling Twisted Angles in Directly Grown MoS2 Bilayers via Tilt Grain Boundary Engineering

open access: yesAdvanced Science, EarlyView.
In this study, the stacking configurations and the growth mechanism of twisted bilayer (TB) MoS2 are systematically investigated, revealing that the relative rotation angle between the two layers is guided by the tilt grain boundary (GBs) of the bottom layer.
Xiaotian Li   +12 more
wiley   +1 more source

Water‐Immersed GaP Huygens’ Meta‐Optics for Visible Structured Light Generation

open access: yesAdvanced Science, EarlyView.
Ultrathin GaP Huygens’ metasurfaces operating in the visible regime generate structured light beams underwater, including focusing Gaussian beams, abruptly autofocusing beams, Bessel beams, and optical vortices. The platform offers enhanced fabrication tolerance and mechanical stability, establishing a robust route toward compact underwater ...
Jia‐Hua Lee   +8 more
wiley   +1 more source

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