Results 1 to 10 of about 8,787 (345)

Neumann boundary condition for Abelian BPS vortices

open access: yesJournal of High Energy Physics, 2023
Abstract We study abelian BPS vortices on a surface S with boundary, which satisfy the Neumann boundary condition on the norm of the scalar field, or equivalently, that the current along the boundary vanishes. These vortices have quantised magnetic flux and quantised energy.
Manton, NS, Zhao, Boan
doaj   +7 more sources

Fick’s law selects the Neumann boundary condition

open access: yesNonlinear Analysis: Theory, Methods & Applications
22 pages, 5 ...
Yong-Jung Kim   +2 more
exaly   +4 more sources

NEUMANN BOUNDARY CONDITION FOR A NONLOCAL BIHARMONIC EQUATION

open access: yesBulletin of the South Ural State University series "Mathematics. Mechanics. Physics", 2022
The solvability conditions for a class of boundary value problems for a nonlocal biharmonic equation in the unit ball with the Neumann conditions on the boundary are studied. The nonlocality of the equation is generated by some orthogonal matrix. The presence and uniqueness of a solution to the proposed Neumann boundary condition is examined, and an ...
B.Kh. Turmetov, V.V. Karachik
openaire   +3 more sources

Singular diffusion with Neumann boundary conditions [PDF]

open access: yesNonlinearity, 2021
Abstract In this paper we develop an existence theory for the nonlinear initial-boundary value problem with singular diffusion
Giuseppe Maria Coclite   +2 more
openaire   +4 more sources

The Bose Gas in a Box with Neumann Boundary Conditions

open access: yesAnnales Henri Poincaré, 2023
We consider a gas of bosonic particles confined in a box with Neumann boundary conditions. We prove Bose-Einstein condensation in the Gross-Pitaevskii regime, with an optimal bound on the condensate depletion. Our lower bound for the ground state energy in the box implies (via Neumann bracketing) a lower bound for the ground state energy of the Bose ...
Chiara Boccato, Robert Seiringer
openaire   +5 more sources

Homogenization of elliptic systems with Neumann boundary conditions [PDF]

open access: yesJournal of the American Mathematical Society, 2013
The main purpose of this work is to study uniform regularity estimates for a family of elliptic operators $\{\mathcal{L}_\varepsilon, \varepsilon>0\}$, arising in the theory of homogenization, with rapidly oscillating periodic coefficients. We establish sharp $W^{1,p}$ estimates, Lipschitz estimates, and nontangential maximal function estimates ...
Kenig, Carlos E.   +2 more
openaire   +3 more sources

Isospectral shapes with Neumann and alternating boundary conditions [PDF]

open access: yesPhysical Review E, 2003
The isospectrality of a well-known pair of shapes constructed from two arrangements of seven congruent right isosceles triangles with the Neumann boundary condition is verified numerically to high precision. Equally strong numerical evidence for isospectrality is presented for the eigenvalues of this standard pair in new boundary configurations with ...
Driscoll, T., Gottlieb, Hans
openaire   +2 more sources

Nonlocal Neumann boundary conditions

open access: yesBruno Pini Mathematical Analysis Seminar, 2023
We present some properties of a nonlocal version of the Neumann boundary conditions associated to problems involving the fractional p-Laplacian. For this problems, we show some regularity results for the general case and some existence results for particular types of problems.
openaire   +2 more sources

Convergence of the Allen--Cahn Equation with Neumann Boundary Conditions [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2015
26 pages, 1 ...
Masashi Mizuno, Yoshihiro Tonegawa
openaire   +4 more sources

Neumann boundary conditions from Born–Infeld dynamics [PDF]

open access: yesNuclear Physics B, 1999
Some typos, reference added.
Savvidy, Konstantin G.   +1 more
openaire   +2 more sources

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