Results 21 to 30 of about 3,011 (252)

Logarithmic minimal models with Robin boundary conditions [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2016
We consider general logarithmic minimal models ${\cal LM}(p,p')$, with $p,p'$ coprime, on a strip of $N$ columns with the $(r,s)$ Robin boundary conditions introduced by Pearce, Rasmussen and Tipunin. The associated conformal boundary conditions are labelled by the Kac labels $r\in{\Bbb Z}$ and $s\in{\Bbb N}$.
Bourgine, Jean-Emile   +2 more
openaire   +2 more sources

Size estimates of unknown boundaries with a Robin-type condition [PDF]

open access: yesProceedings of the Royal Society of Edinburgh: Section A Mathematics, 2017
We deal with the problem of determining an unknown part of the boundary of an electrical conductor that is inaccessible for external observation and where a corrosion process is going on. We obtain estimates of the size of this damaged region from above and below.
DI CRISTO, MICHELE   +2 more
openaire   +3 more sources

On the Asymptotic Behavior of Eigenvalues and Eigenfunctions of the Robin Problem with Large Parameter

open access: yesMathematical Modelling and Analysis, 2017
We consider the eigenvalue problem with Robin boundary condition ∆u + λu = 0 in Ω, ∂u/∂ν + αu = 0 on ∂Ω, where Ω ⊂ Rn , n ≥ 2 is a bounded domain with a smooth boundary, ν is the outward unit normal, α is a real parameter.
Alexey V. Filinovskiy
doaj   +1 more source

Hybrid Method for Inverse Elastic Obstacle Scattering Problems

open access: yesMathematics, 2023
The problem of determining the shape of an object from knowledge of the far-field of a single incident wave in two-dimensional elasticity was considered. We applied an iterative hybrid method to tackle this problem. An advantage of this method is that it
Yuhan Yin, Juan Liu
doaj   +1 more source

Hairy black holes in AdS with Robin boundary conditions

open access: yesJournal of High Energy Physics, 2023
We study hairy black holes in Einstein-Maxwell-complex scalar theory in four-dimensional asymptotically global anti-de Sitter (AdS) spacetime when the Robin boundary conditions are imposed on the scalar field.
Tomohiro Harada   +3 more
doaj   +1 more source

Stability for the Determination of Unknown Boundary and Impedance with a Robin Boundary Condition [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2010
We consider an inverse problem arising in corrosion detection. We prove a stability result of logarithmic type for the determination of the corroded portion of the boundary and impedance by two measurements on the accessible portion of the boundary.
openaire   +3 more sources

Thin waveguides with Robin boundary conditions [PDF]

open access: yesJournal of Mathematical Physics, 2012
We consider the Laplace operator in a thin three-dimensional tube with a Robin type condition on its boundary and study, asymptotically, the spectrum of such operator as the diameter of the tube's cross section becomes infinitesimal. In contrast with the Dirichlet condition case [G. Bouchitté, M. L. Mascarenhas, and L.
Bouchitté, Guy   +2 more
openaire   +2 more sources

Temperature on rods with Robin boundary conditions

open access: yesJournal of Mathematical Analysis and Applications, 2023
We consider solutions $u_f$ to the one-dimensional Robin problem with the heat source $f\in L^1[-π,π]$ and Robin parameter $α>0$.
Betsakos, Dimitrios, Solynin, Alexander
openaire   +3 more sources

Straight Quantum Waveguide with Robin Boundary Conditions [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2007
We investigate spectral properties of a quantum particle confined to an infinite straight planar strip by imposing Robin boundary conditions with variable coupling. Assuming that the coupling function tends to a constant at infinity, we localize the essential spectrum and derive a sufficient condition which guarantees the existence of bound states ...
openaire   +4 more sources

Diffusion with nonlocal Robin boundary conditions [PDF]

open access: yesJournal of the Mathematical Society of Japan, 2018
We investigate a second order elliptic differential operator $A_{β, μ}$ on a bounded, open set $Ω\subset\mathbb{R}^{d}$ with Lipschitz boundary subject to a nonlocal boundary condition of Robin type. More precisely we have $0\leq β\in L^{\infty}(\partialΩ)$ and $μ\colon \partial Ω\to \mathscr{M}(\overlineΩ)$, and boundary conditions of the form ...
ARENDT, Wolfgang   +2 more
openaire   +4 more sources

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