Results 251 to 260 of about 117,830 (308)

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Rheology of interfacial layers

Colloid and Polymer Science, 2010
The response of interfacial layers to deformations in size and shape depends on their composition. The corresponding main mechanical quantities are elasticity and viscosity of dilation and shear, respectively. Hence, the interfacial rheology represents a kind of two-dimensional equivalent to the traditional bulk rheology. Due to growing interest in the
Miller, R.   +5 more
openaire   +2 more sources

Assessing the Interfacial Activity of Insoluble Asphaltene Layers: Interfacial Rheology versus Interfacial Tension

Langmuir, 2020
Asphaltenes have been suggested to play an important role in the remarkable stability of some water-in-crude oil emulsions, although the precise mechanisms by which they act are not yet fully understood. Being one of the more polar fractions in crude oils, asphaltenes are surface active and strongly adsorb at the oil/water interface, and as the ...
Alexandra Alicke   +3 more
openaire   +2 more sources

Rheology of interfacial layers

Current Opinion in Colloid & Interface Science, 2014
Abstract Dilational and shear viscoelasticities are important properties of interfacial layers. These quantities are particularly relevant in all systems which contain a huge internal interfacial area such as foams and emulsions. Therefore, also the 3D rheological behavior of foams or emulsions studied by respective methods is superimposed by the 2D ...
Karbaschi, M.   +5 more
openaire   +2 more sources

Interfacial layer characterization in dental composite

Journal of Oral Rehabilitation, 2002
summary  Nowadays, dental resins find increasing use by practitioners. However, photopolymerization of such resins is limited to a so‐called ‘depth of cure’. To face this problem, dentists superimpose resin layers of limited depth. This technique raises the problem of the quality of interlayer.
D, Truffier-Boutry   +3 more
openaire   +2 more sources

Thermal conductivity of interfacial layers in nanofluids

Physical Review E, 2011
Thermal conductivity of interfacial layers is an essential parameter for determining how the ordered liquid layering around the particle-liquid interface contributes to the unusual high thermal conductivity of nanofluids. However, so far there is no experimental data regarding this parameter.
Zhi, Liang, Hai-Lung, Tsai
openaire   +2 more sources

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