Results 101 to 110 of about 950,297 (340)

Investigation of CAST-10-2/DOA 2 airfoil in NAE high Reynolds number two-dimensional test facility [PDF]

open access: yes
A common airfoil model with the CAST 10-2/DOA-2 profile and 228 mm (9 inches) chord length was tested. The tests performed in NAE covered the Mach numbers from 0.3 to 0.8 and Reynolds numbers from 10 to 30 million.
Chan, Y. Y.
core   +1 more source

Experimental Study on Reynolds Number Evolution of Gas-Filled Coal

open access: yesGeofluids, 2019
The flow state of gas in coals is very complicated. We should pay attention to whether the permeability calculated by Darcy’s law is in accordance with the actual situation.
Chao Liu, Minghui Li, Honggang Zhao
doaj   +1 more source

Numerical and Experimental Investigation of the Effect on Heat Transfer of Nanofluid Usage in Mini/Micro Channels

open access: yesHittite Journal of Science and Engineering, 2018
I n this study, the thermal performance of Al2 O3 , TiO2 and ZnO nanofluid in horizontal microchannels was investigated experimentally and numerically.
Beytullah Erdoğan   +4 more
doaj   +1 more source

Magnetic Field Driven Microrobot Based on Hydrogels

open access: yesAdvanced Robotics Research, EarlyView.
Hydrogel‐based magnetic microrobots synergize remote magnetic control with the biocompatibility of flexible hydrogels, emerging as promising tools for minimally invasive biomedicine. This enables remotely controllable, untethered navigation within complex biological microenvironments.
Juncai Song, Yubing Guo
wiley   +1 more source

Etherification of Bio‐Based Furanic Compounds via Continuous Flow

open access: yesAdvanced Sustainable Systems, EarlyView.
A comprehensive investigation on the etherification of bio‐based furanic compounds using a continuous flow apparatus. Reaction conditions are optimized for the synthesis of BEMF and then used to obtain a library of BAMFs. Additionally, the self‐etherification of HMF to produce OBMF is explored both in heterogeneous and by employing the homogeneous ...
Davide Dalla Torre   +4 more
wiley   +1 more source

Prandtl number effect on near wall temperature profile in high-Reynolds number channel flows

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Prandtl number (Pr) effects on characteristics of the thermal boundary layer were investigated by means of Direct Numerical Simulations (DNS) in high-Reynolds number turbulent channel flows. The molecular Pr conditions were changed from 0.71 to 25.0, and
Shogo SARUWATARI, Yoshinobu YAMAMOTO
doaj   +1 more source

Physics of Selective Targeting of Cancer Cells by Magnetoelectric Nanoparticles: Exploring the Role of Conductivity and Capacitance in Tumor‐Specific Attraction

open access: yesAdvanced Theory and Simulations, EarlyView.
Magnetoelectric nanoparticles exploit cancer cells' electrical vulnerabilities—altered membrane charge and higher capacitance—to achieve tumor‐specific targeting without bioreagents. MATLAB simulations reveal how electromagnetic forces create targeting specificity, while external magnetic fields enhance precision. This may enable wirelessly controlled,
Max Shotbolt   +3 more
wiley   +1 more source

Performance Analysis of a Compressor Rotor Dedicated to Low-Power Drive Systems

open access: yesEnergies
This study investigates the efficiency evaluation of a compressor rotor designed for drive units requiring compressors with a power demand of less than 30 kW.
Natalia Kapela   +2 more
doaj   +1 more source

Variations in Innate Immune Cell Subtypes Correlate with Epigenetic Clocks, Inflammaging and Health Outcomes

open access: yesAdvanced Science, EarlyView.
This study uses a high‐resolution DNA methylation reference panel for 19 immune cell‐types, as well as transcriptomic, metabolomic, and large population cohort data to show that age‐related epigenetic heterogeneity within monocytes correlates with inflammaging, biological age, and all‐causemortality, and does so more strongly than existing monocyte ...
Xiaolong Guo   +17 more
wiley   +1 more source

Stirring Without Stirrers: Polymer Fouling‐Driven Mass Transport Unlocks Order‐of‐Magnitude Gain in Electrochemiluminescence

open access: yesAdvanced Science, EarlyView.
Strategic electrode fouling enhances mass transport, primarily through electrochemically actuated lateral density gradients. Engineered fouling induces flow velocities up to 0.4 cm s⁻¹ in otherwise quiescent systems. Sub‐millimeter plastic features boost local rates by up to 290%, while micrometer‐scale arrays yield a 30% net electrolysis gain ...
Wathsala Prasadini Kapuralage   +6 more
wiley   +1 more source

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