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An On-Chip Viscoelasticity Sensor for Biological Fluids

open access: yesCyborg and Bionic Systems, 2023
There are so many non-Newtonian fluids in our daily life, such as milk, blood, cytoplasm, and mucus, most of which are viscoelastic heterogeneous liquid containing cells, inorganic ion, metabolites, and hormones.
Qianbin Zhao   +5 more
doaj   +2 more sources

Piezo1 regulates the mechanotransduction of soft matrix viscoelasticity [PDF]

open access: yesNature Communications
Mechanosensitive ion channels such as Piezo1 have fundamental roles in sensing the mechanical properties of the extracellular matrix. However, whether and how Piezo1 senses time-dependent matrix mechanical properties, that is, viscoelasticity, remains ...
Mariana A. G. Oliva   +11 more
doaj   +2 more sources

High-quality-factor viscoelastic nanomechanical resonators from moiré superlattices [PDF]

open access: yesNature Communications
The moiré superlattice, created by stacking van der Waals layered materials with rotational misalignments, exhibits a multitude of emergent correlated phenomena ranging from superconductivity to Mott insulating states.
Qin-Yang Zeng   +12 more
doaj   +2 more sources

Vibration study of dielectric elastomer conical structure based on fractional viscoelasticity [PDF]

open access: yesScientific Reports
Dielectric elastomer (DE) is intelligent soft material which is widely used in actuator and energy harvesting fields such as softs robots and wave energy harvesting. Viscoelasticity of DE is seldom investigated by the fractional derivative modeling which
Demin Zhao   +5 more
doaj   +2 more sources

Need for Speed: The Importance of Physiological Strain Rates in Determining Myocardial Stiffness

open access: yesFrontiers in Physiology, 2021
The heart is viscoelastic, meaning its compliance is inversely proportional to the speed at which it stretches. During diastolic filling, the left ventricle rapidly expands at rates where viscoelastic forces impact ventricular compliance.
Matthew A. Caporizzo   +1 more
doaj   +1 more source

Viscoelastic Networks: Forming Cells and Tissues

open access: yesFrontiers in Physics, 2021
Spatiotemporal changes in viscoelasticity are a key component of the morphogenesis of living systems. Experimental and theoretical findings suggest that cellular- and tissue-scale viscoelasticity can be understood as a collective property emerging from ...
Bernat Corominas-Murtra   +1 more
doaj   +1 more source

Effect of filler type on non-linear viscoelastic characteristics of asphalt mastic [PDF]

open access: yesArchives of Civil Engineering, 2021
This article discusses the rheological tests and analyses based on the Schapery non-linear viscoelasticity model that were performed to study asphalt mastic behaviour under high shear stresses.
Grzegorz Mazurek
doaj   +1 more source

Probing the Molecular Mechanism of Viscoelastic Relaxation in Transient Networks

open access: yesGels, 2023
Hydrogels, which have polymer networks through supramolecular and reversible interactions, exhibit various mechanical responsibilities to its surroundings.
Shota Michida   +2 more
doaj   +1 more source

PHOTOACOUSTIC VISCOELASTICITY IMAGING OF BIOLOGICAL TISSUES WITH INTENSITY-MODULATED CONTINUOUS-WAVE LASER [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2013
In this paper, a novel photoacoustic viscoelasticity imaging (PAVEI) technique that provides viscoelastic information of biological tissues is presented.
YUE ZHAO, SIHUA YANG
doaj   +1 more source

Viscoelastic modeling of the stress relaxation behavior for the bionic extracellular matrix polymer scaffold

open access: yesMedicine in Novel Technology and Devices, 2022
Viscoelasticity of the extracellular matrix (ECM) plays a critical part in controlling cell behavior. However, the structure-related viscoelasticity of the synthetic ECM and its mechanism are rarely reported.
Yanqin Wang   +3 more
doaj   +1 more source

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