Results 31 to 40 of about 352,973 (194)

Surface Characterization of Scintillator‐Adsorbed Polyethylene Terephthalate Film and Its Use for Detecting α$$ \upalpha $$‐ and β$$ \upbeta $$‐Particles

open access: yesJournal of Applied Polymer Science, EarlyView.
Thermal transfer using the high‐temperature crimping method led to the bonding of cellulose fibers and a scintillator to the film surface. β‐Particles of tritiated water were detected by immersing the scintillator‐adsorbed film. Scintillation images of the scintillator‐adsorbed film were obtained by irradiating β‐particles from 90Sr/90Y and α‐particles
Hirokazu Miyoshi   +2 more
wiley   +1 more source

CFD and aeroelastic analysis of the MEXICO wind turbine [PDF]

open access: yes, 2014
This paper presents an aerodynamic and aeroelastic analysis of the MEXICO wind turbine, using the compressible HMB solver of Liverpool. The aeroelasticity of the blade, as well as the effect of a low-Mach scheme were studied for the zero-yaw 15m/s wind ...
Barakos, G.   +5 more
core   +1 more source

Label‐Free Photonic Biosensors: Key Technologies for Precision Diagnostics

open access: yesChemistryEurope, EarlyView.
Photonic biosensors are versatile technologies promising unique advantages to improve current diagnosis workflows. On‐going research is directed to systems integration and automation as well as enhancing assay performance. Advances in bioengineering, material sciences, and photonics engineering will be the key toward their eventual implementation as ...
Maria Soler, Laura M. Lechuga
wiley   +1 more source

Study on Phosphorus Compound/Catechol‐Catalyzed Dehydrative Amidation and Its Database Development for Machine Learning

open access: yesChemistry – A European Journal, Accepted Article.
Herein, we report that the catalytic activity of phosphorus compounds with a P–H bond in dehydrative amidation reactions is substantially enhanced when using catechol derivatives as additives. A systematic investigation into the catalytic activity of four phosphorus compounds and 17 catechol derivatives allowed identifying several effective ...
Taiki Nagano   +6 more
wiley   +1 more source

Low Mach number flows, and combustion

open access: yes, 2005
We prove uniform existence results for the full Navier-Stokes equations for time intervals which are independent of the Mach number, the Reynolds number and the P\'eclet number.
Alazard, Thomas
core   +2 more sources

SERS‐Based Vapor‐Phase Sensing of Hazardous Molecules: Recent Developments and Opportunities

open access: yesCleanMat, EarlyView.
Since its discovery, SERS has gained rapid attention in molecular detection due to its high sensitivity and trace‐level sensing capabilities. It holds significant features in the detection of molecules in a vapor phase. Recently, vapor‐phase molecular detection has gained extensive importance in human‐associated fields like environmental monitoring ...
V. S. Vendamani   +4 more
wiley   +1 more source

Combining photocatalytic oxidation of β‐chlorohydrins with carbonyl bioreduction in a deracemization approach

open access: yesChemSusChem, Accepted Article.
Enantiopure β‐chlorohydrins are valuable intermediates in organic synthesis, acting as chiral building blocks for obtaining biologically active compounds. This work presents a one‐pot two‐step linear sequence for the efficient deracemization of β‐chlorohydrins by combining a photocatalytic alcohol oxidation with a stereoselective carbonyl bioreduction ...
Sara Filgueira   +3 more
wiley   +1 more source

Numerical Investigations of the Aerothermal Performance of Modern Turbine Blade Tip Geometries at Design and Off‐Design Conditions and Under Stationary and Moving Shroud

open access: yesHeat Transfer, Volume 54, Issue 5, Page 3193-3207, July 2025.
ABSTRACT High‐pressure turbine blade tips operate under extreme thermal stress, generating significant aerodynamic losses that must be continually optimized to improve engine efficiency and durability. This study uses computational fluid dynamics (CFD) to investigate the aerodynamic and thermal behavior of advanced turbine blade tip configurations ...
Kheir‐Eddine Arrif   +2 more
wiley   +1 more source

Low-speed aerodynamic performance of 50.8-centimeter-diameter noise-suppressing inlets for the Quiet, Clean, Short-haul Experimental Engine (QCSEE) [PDF]

open access: yes
Two basic inlet concepts, a high throat Mach number (0.79) design and a low throat Mach number (0.60) design, were tested with four diffuser acoustical treatment designs that had face sheet porosity ranging from 0 to 24 percent for the high Mach number ...
Abbott, J. M.   +2 more
core   +1 more source

Note on the limits to the local Mach number on an aerofoil in subsonic flow [PDF]

open access: yes, 1948
It has been noted in some experiments that the local Mach number just ahead of a shock wave on an aerofoil in subsonic flow is limited, values of the limit of the order of 1.4 are usually quoted.
Young, A. D.
core   +1 more source

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