Results 71 to 80 of about 846,446 (305)

Time‐Resolved Simultaneous Mapping of Thickness and Nanoparticle Concentration in Nanofluid Thin Films via Imaging Ellipsometry and Deep‐UV Reflectance Imaging

open access: yesAdvanced Materials Interfaces, EarlyView.
This study establishes a dual‐channel optical metrology framework integrating phase‐shifting imaging ellipsometry and deep‐UV reflectance imaging. This label‐free approach enables simultaneous, time‐resolved mapping of film thickness and nanoparticle (NP) concentration in dynamic nanofluid thin films.
Eita Shoji   +3 more
wiley   +1 more source

Femtosecond‐Laser Mould Texturing Enables Tunable Biointerfaces in COC Microfluidics

open access: yesAdvanced Materials Interfaces, EarlyView.
Femtosecond‐laser texturing of injection‐mould inserts enables scalable engineering of biointerfaces in cyclic olefin copolymer microfluidics. Replicated micro‐ and nano‐topographies modulate surface roughness and wettability, leading to texture‐dependent protein adsorption and cell adhesion without chemical post‐processing.
Irene Varela‐Leniz   +9 more
wiley   +1 more source

Charging of an Air–Rock Bed Thermal Energy Storage under Natural and Forced Convection

open access: yesEnergies
An air-rock bed thermal storage system was designed for small-scale powered generation and analyzed with computational fluid dynamics (CFD) using ANSYS-Fluent simulation. An experimental system was constructed to compare and validate the simulation model
Ashenafi Kebedom Abrha   +3 more
doaj   +1 more source

Experimental study of the effect of vertical vibrations on forced convection heat transfer coefficient from circumferentially finned cylinder [PDF]

open access: yesEngineering and Technology Journal, 2010
The aim of this work is to perform an experimental study for the effect of forced vertical vibrations on forced convection heat transfer coefficient, by the use of circumferential finned cylinder made of Aluminum.
doaj   +1 more source

Minimally Invasive Delivery of Optical Nanosensors Using Injectable Hydrogels

open access: yesAdvanced Materials Interfaces, EarlyView.
Injectable peptide hydrogels offer a minimally invasive delivery platform for single‐walled carbon nanotube (SWCNT)‐based near‐infrared fluorescent sensors, enabling real‐time measurement of drug concentrations. Encapsulated SWCNTs show a dose‐dependent fluorescence response across physiologically relevant concentrations and retain their fluorescence ...
Shirel Kleiner, Gili Bisker
wiley   +1 more source

Study of the efficiency of a wire radiator of new design

open access: yesТехнологія та конструювання в електронній апаратурі, 2003
The study investigates the heat transfer intensity of a wire radiator made of copper wire with a diameter of 0.12 mm under conditions of cooling a 2T808A transistor with a dissipated power of 5 W.
L. M. Kholvinskaya   +2 more
doaj  

Microfluidic Engineering of Chitosan‐Coated Nanoemulsions for Controlled Release and Stability in Space Pharmaceutics

open access: yesAdvanced Materials Technologies, EarlyView.
Microfluidic engineering enables the fabrication of chitosan‐coated, melatonin‐loaded nanoemulsions with controlled release and enhanced physicochemical stability for space pharmaceutics. Interfacial biopolymer coating modulates droplet behavior under accelerated thermal stress and simulated microgravity.
Modupe Adebowale   +3 more
wiley   +1 more source

Optimal Investigation on the Thermal Management of Battery Based on a Bionic Shark Scale Structure

open access: yesZhileng xuebao
To improve heat dissipation in the thermal management of batteries for electric vehicles, this study proposes a bionic structure based on shark scales. The design optimizes a phase-change material (PCM) heat sink in conjunction with axial air cooling to ...
Xiao Xin Xu Wenqiang
doaj  

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