Articles with "spherical cavity" as a keyword



Fractional DPL Thermoelasticity With Rabotnov Kernel in a Rotating Stressed Medium With Spherical Cavity

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Published in 2025 at "Mathematical Methods in the Applied Sciences"

DOI: 10.1002/mma.70093

Abstract: This study introduces a novel fractional dual‐phase‐lag (DPL) thermoelastic model that incorporates the nonsingular Rabotnov exponential kernel to analyze wave propagation in a rotating, unbounded medium with a spherical cavity under initial hydrostatic stress and… read more here.

Keywords: medium spherical; rabotnov kernel; spherical cavity; fractional dpl ... See more keywords

Magneto-electric interactions without energy dissipation for a fractional thermoelastic spherical cavity

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Published in 2018 at "Microsystem Technologies"

DOI: 10.1007/s00542-017-3643-y

Abstract: A mathematical model of magneto electro-thermoelasticity has been constructed in the context of a new consideration of fractional Green-Naghdi heat conduction law without energy dissipation. The governing coupled equations are applied to a one-dimensional problem… read more here.

Keywords: without energy; energy dissipation; spherical cavity;

Copper spherical cavity arrays: Fluorescence enhancement in PFO films

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Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2016.07.174

Abstract: Abstract This manuscript addresses the use of a well-ordered antidot copper nanostructure as a active substrate for surface enhancement fluorescence (SEF). The antidot array was produced by electrodeposition and nanosphere lithography and characterized by microscopy… read more here.

Keywords: spherical cavity; fluorescence; microscopy; surface ... See more keywords

Spiral and helical formation of passive and active polymers with stiffness heterogeneity in a spherical cavity.

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Published in 2025 at "Soft matter"

DOI: 10.1039/d5sm00007f

Abstract: Biomolecules usually adopt ubiquitous circular structures which are important for their functionality. Based on three-dimensional Langevin dynamics simulations, we investigate the conformational change of a polymer confined in a spherical cavity. Both passive and active… read more here.

Keywords: passive active; active polymers; cavity; spherical cavity ... See more keywords

Elastoplastic Solution for Spherical Cavity Expansion in Modified Cam-Clay Soil under Drained Condition

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Published in 2017 at "International Journal of Geomechanics"

DOI: 10.1061/(asce)gm.1943-5622.0000925

Abstract: AbstractThis paper presents an innovative semianalytical solution for the expansion of a drained spherical cavity with finite initial radius. The widely known modified Cam-clay model is adopted to ... read more here.

Keywords: spherical cavity; expansion; cam clay; modified cam ... See more keywords

A method of effective potentials for calculating the frequency spectrum of eccentrically layered spherical cavity resonators

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Published in 2020 at "Journal of Electromagnetic Waves and Applications"

DOI: 10.1080/09205071.2020.1758220

Abstract: ABSTRACT A novel method for the calculation of eigenfrequencies of non-uniformly filled spherical cavity resonators is developed. The spectrum is determined through the introduction of effective “dynamic” potentials which encode the infill inhomogeneity. For angularly… read more here.

Keywords: spherical cavity; effective potentials; method effective; spectrum ... See more keywords

Excitation of Electromagnetic Field Inside Rotating Spherical Cavity

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Published in 2024 at "IEEE Journal on Multiscale and Multiphysics Computational Techniques"

DOI: 10.1109/jmmct.2023.3321123

Abstract: Rotating cavities are often used for rotation rate measurement. However, the representation of electromagnetic fields in rotating reference frames is based on simplifying assumptions and approximate solutions. In this article, problem of excitation of electromagnetic… read more here.

Keywords: cavity; excitation electromagnetic; electromagnetic field; spherical cavity ... See more keywords

Slow Translation of a Composite Sphere in an Eccentric Spherical Cavity

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Published in 2024 at "Fluids"

DOI: 10.3390/fluids9070154

Abstract: This semi-analytical study is presented examining the quasi-steady creeping flow caused by a soft (composite) spherical particle, which is a hard (impermeable) sphere core covered by a porous (permeable) layer, translating in an incompressible Newtonian… read more here.

Keywords: drag force; cavity; particle; spherical cavity ... See more keywords

The Problem of Filling a Spherical Cavity in an Aqueous Solution of Polymers

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Published in 2022 at "Polymers"

DOI: 10.3390/polym14204259

Abstract: The problem of filling a spherical cavity in a liquid has attracted the attention of many authors. The study of bubble behavior in liquid allows to estimate the consequences of cavitation processes, which can lead… read more here.

Keywords: problem; cavity; polymers problem; problem filling ... See more keywords