Large data existence theory for three-dimensional unsteady flows of rate-type viscoelastic fluids with stress diffusion

M Bathory, M Bulíček, J Málek - Advances in Nonlinear Analysis, 2020 - degruyter.com
We prove that there exists a weak solution to a system governing an unsteady flow of a
viscoelastic fluid in three dimensions, for arbitrarily large time interval and data. The fluid is …

Approximation and existence of a viscoelastic phase-field model for tumour growth in two and three dimensions

H Garcke, D Trautwein - arXiv preprint arXiv:2305.14915, 2023 - arxiv.org
In this work, we present a phase-field model for tumour growth, where a diffuse interface
separates a tumour from the surrounding host tissue. In our model, we consider transport …

Coupling the Navier–Stokes–Fourier equations with the Johnson–Segalman stress-diffusive viscoelastic model: Global-in-time and large-data analysis

M Bathory, M Bulíček, J Málek - Mathematical Models and Methods …, 2024 - World Scientific
We prove that there exists a large-data and global-in-time weak solution to a system of
partial differential equations describing the unsteady flow of an incompressible heat …

On compatibility of the natural configuration framework with general equation for non-equilibrium reversible–irreversible coupling (GENERIC): Derivation of …

P Pelech, K Tůma, M Pavelka, M Šípka… - Journal of Non-Newtonian …, 2022 - Elsevier
Within the framework of natural configurations developed by Rajagopal and Srinivasa,
evolution within continuum thermodynamics is formulated as evolution of a natural …

Unconditional finite amplitude stability of a viscoelastic fluid in a mechanically isolated vessel with spatially non-uniform wall temperature

M Dostalík, V Průša, J Stein - Mathematics and Computers in Simulation, 2021 - Elsevier
We investigate finite amplitude stability of spatially inhomogeneous steady state of an
incompressible viscoelastic fluid which occupies a mechanically isolated vessel with walls …

On incompressible heat-conducting viscoelastic rate-type fluids with stress-diffusion and purely spherical elastic response

M Bulíček, J Málek, V Průša, E Süli - SIAM Journal on Mathematical …, 2021 - SIAM
We prove the existence of large-data global-in-time weak solutions to an evolutionary PDE
system describing flows of incompressible heat-conducting viscoelastic rate-type fluids with …

Finite amplitude stability of internal steady flows of the Giesekus viscoelastic rate-type fluid

M Dostalík, V Průša, K Tůma - Entropy, 2019 - mdpi.com
Using a Lyapunov type functional constructed on the basis of thermodynamical arguments,
we investigate the finite amplitude stability of internal steady flows of viscoelastic fluids …

A simple construction of a thermodynamically consistent mathematical model for non-isothermal flows of dilute compressible polymeric fluids

M Dostalík, J Málek, V Průša, E Süli - Fluids, 2020 - mdpi.com
We revisit some classical models for dilute polymeric fluids, and we show that
thermodynamically consistent models for non-isothermal flows of these fluids can be derived …

Global existence and decay estimate of solution to rate type viscoelastic fluids

C Ai, Z Tan, J Zhou - Journal of Differential Equations, 2023 - Elsevier
We are concerned with the global well-posedness of rate type viscoelastic fluids system
(1.1)–(1.2). First, we prove the global existence and decay estimate of solution to (1.1)–(1.2) …

Unconditional finite amplitude stability of a fluid in a mechanically isolated vessel with spatially non-uniform wall temperature

M Dostalík, V Průša, KR Rajagopal - Continuum Mechanics and …, 2021 - Springer
A fluid occupying a mechanically isolated vessel with walls kept at spatially non-uniform
temperature is in the long run expected to reach the spatially inhomogeneous steady state …