Fluctuating Flexoelectric Membranes in Asymmetric Viscoelastic Media: Power Spectrum through Mechanical Network and Transfer Function Models

نویسندگان

چکیده

Flexoelectric liquid crystalline membranes immersed in asymmetric viscoelastic media is a material system model with physiological applications such as outer hair cells (OHCs), where membrane oscillations generate bulk flow. Motivated by this process, here we extend our previous work characterizing the force transmission output of addition to fluid flow, since solid–fluid interactions are an essential feature confined flow and elastic structures. In work, rigidity confinement results passive reception, while more complete will be considered future. A significant contribution new asymmetry linear electro-rheological obtained implicit relation between generation how modulated electric field frequency properties device. Maximal found at resonant frequencies phases, flexoelectric dispersion mechanisms through Womersley numbers.

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Actuation of flexoelectric membranes in viscoelastic fluids with applications to outer hair cells E . E . Herrera - Valencia

Liquid crystal flexoelectric actuation uses an imposed electric field to create membrane bending, and it is used by the outer hair cells (OHCs) located in the inner ear, whose role is to amplify sound through generation of mechanical power. Oscillations in the OHC membranes create periodic viscoelastic flows in the contacting fluid media. A key objective of this work on flexoelectric actuation ...

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Actuation of flexoelectric membranes in viscoelastic fluids with applications to outer hair cells.

Liquid crystal flexoelectric actuation uses an imposed electric field to create membrane bending, and it is used by the outer hair cells (OHCs) located in the inner ear, whose role is to amplify sound through generation of mechanical power. Oscillations in the OHC membranes create periodic viscoelastic flows in the contacting fluid media. A key objective of this work on flexoelectric actuation ...

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ژورنال

عنوان ژورنال: Symmetry

سال: 2023

ISSN: ['0865-4824', '2226-1877']

DOI: https://doi.org/10.3390/sym15051004