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An inner boundary condition of moisture diffusion model for simulating transient nonlinear moisture transport in Chinese fir [PDF]

open access: yesHeliyon, 2022
This paper proposed an inner boundary condition of moisture diffusion model for simulating transient nonlinear moisture transport of Chinese fir (Cunninghamia lanceolata).
Xueyi Ma   +3 more
doaj   +2 more sources

Boundary streaming with Navier boundary condition [PDF]

open access: yesPhysical Review E, 2014
In microfluidic applications involving high-frequency acoustic waves over a solid boundary, the Stokes boundary-layer thickness $δ$ is so small that some non-negligible slip may occur at the fluid-solid interface. This paper assesses the impact of the slip by revisiting the classical problem of steady acoustic streaming over a flat boundary with the ...
Xie, Jin-Han, Vanneste, Jacques
openaire   +4 more sources

Multivalued nonmonotone dynamic boundary condition

open access: yesBoundary Value Problems, 2021
In this paper, we introduce a new class of hemivariational inequalities, called dynamic boundary hemivariational inequalities, reflecting the fact that the governing operator is also active on the boundary.
Khadija Aayadi   +3 more
doaj   +1 more source

On a Nonlocal Boundary Value Problem of a State-Dependent Differential Equation

open access: yesMathematics, 2021
In this paper, the existence of absolutely continuous solutions and some properties will be studied for a nonlocal boundary value problem of a state-dependent differential equation. The infinite-point boundary condition and the Riemann–Stieltjes integral
Ahmed El-Sayed   +2 more
doaj   +1 more source

On inverse problem for tree of Stieltjes strings

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2021
For a given metric tree and two strictly interlacing sequences of numbers there exits a distribution of point masses on the edges (which are Stieltjes strings) such that one of the sequences is the spectrum of the   spectral problem  with the Neumann ...
Анастасія Ігорівна Дудко   +1 more
doaj   +1 more source

The Bilaplacian with Robin Boundary Conditions [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2022
We introduce Robin boundary conditions for biharmonic operators, which are a model for elastically supported plates and are closely related to the study of spaces of traces of Sobolev functions. We study the dependence of the operator, its eigenvalues, and eigenfunctions on the Robin parameters. We show in particular that when the parameters go to plus
Davide Buoso, James B. Kennedy
openaire   +4 more sources

Modeling and analysis of energy and exergy performance of a PCM-augmented concrete-based Trombe wall systems [PDF]

open access: yesArchive of Mechanical Engineering, 2022
The aim of this research was to model the performances of energy and exergy on a Trombe wall system to enable an adequate thermal comfort. The main equations for the heat transfer mechanisms were developed from energy balances on subcomponents of the ...
Benjamin O. Ezurike   +3 more
doaj   +1 more source

Interpolating boundary conditions on AdS2

open access: yesJournal of High Energy Physics, 2023
Abstract We consider two instances of boundary conditions for massless scalars on AdS2 that interpolate between the Dirichlet and Neumann cases while preserving scale invariance. Assessing invariance under the full SL(2; ℝ) conformal group is not immediate given their non-local nature.
Anthonny F. Canazas Garay   +3 more
openaire   +4 more sources

Nonlocal Problem for a Third-Order Equation with Multiple Characteristics with General Boundary Conditions

open access: yesAxioms, 2021
The article considers third-order equations with multiple characteristics with general boundary value conditions and non-local initial data. A regular solution to the problem with known methods is constructed here.
Abdukomil Risbekovich Khashimov   +1 more
doaj   +1 more source

Acoustic boundary layers as boundary conditions [PDF]

open access: yesJournal of Computational Physics, 2018
The linearized, compressible Navier-Stokes equations can be used to model acoustic wave propagation in the presence of viscous and thermal boundary layers. However, acoustic boundary layers are notorious for invoking prohibitively high resolution requirements on numerical solutions of the equations.
Martin Berggren   +2 more
openaire   +2 more sources

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