Results 11 to 20 of about 1,068 (186)

THE GINZBURG–LANDAU EQUATION IN THE HEISENBERG GROUP [PDF]

open access: yesCommunications in Contemporary Mathematics, 2008
We consider a functional related with phase transition models in the Heisenberg group framework. We prove that level sets of local minimizers satisfy some density estimates, that is, they behave as "codimension one" sets. We thus deduce a uniform convergence property of these level sets to interfaces with minimal area.These results are then applied in ...
BIRINDELLI, Isabella, VALDINOCI E.
openaire   +5 more sources

Ginzburg–Landau equations and their generalizations

open access: yesIndagationes Mathematicae, 2023
The Ginzburg-Landau equations were proposed in the superconductivity theory to describe mathematically the intermediate state of superconductors in which the normal conductivity is mixed with the superconductivity. It was understood later on that these equations play an important role also in various problems of mathematical physics.
openaire   +3 more sources

Renormalization Group and the Ginzburg-Landau equation [PDF]

open access: yesCommunications in Mathematical Physics, 1992
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bricmont, J., Kupiainen, A.
openaire   +2 more sources

Controllability of the Ginzburg–Landau equation

open access: yesComptes Rendus. Mathématique, 2007
This Note investigates the boundary controllability, as well as the internal controllability, of the complex Ginzburg–Landau equation. Null-controllability results are derived from a Carleman estimate and an analysis based upon the theory of sectorial operators.
Rosier, Lionel, Zhang, Bing-Yu
openaire   +1 more source

VORTEX LIQUIDS AND THE GINZBURG–LANDAU EQUATION [PDF]

open access: yesForum of Mathematics, Sigma, 2014
AbstractWe establish vortex dynamics for the time-dependent Ginzburg–Landau equation for asymptotically large numbers of vortices for the problem without a gauge field and either Dirichlet or Neumann boundary conditions. As our main tool, we establish quantitative bounds on several fundamental quantities, including the kinetic energy, that lead to ...
MATTHIAS KURZKE, DANIEL SPIRN
openaire   +4 more sources

Nonstationary Superconductivity: Quantum Dissipation and Time-Dependent Ginzburg-Landau Equation

open access: yesAdvances in Condensed Matter Physics, 2011
Transport equations of the macroscopic superfluid dynamics are revised on the basis of a combination of the conventional (stationary) Ginzburg-Landau equation and Schrödinger's equation for the macroscopic wave function (often called the order parameter)
Anatoly A. Barybin
doaj   +1 more source

Weakly Nonlinear Magnetic Convection in a Nonuniformly Rotating Electrically Conductive Medium Under the Action of Modulation of External Fields

open access: yesEast European Journal of Physics, 2020
In this paper we studied the weakly nonlinear stage of stationary convective instability in a nonuniformly rotating layer of an electrically conductive fluid in an axial uniform magnetic field under the influence of: a) temperature modulation of the ...
Michael I. Kopp   +2 more
doaj   +1 more source

Hybrid Superconducting/Superconducting Mesoscopic Heterostructure Studied by Modified Ginzburg–Landau Equations

open access: yesCondensed Matter, 2023
Studies involving vortexes in hybrid superconducting devices and their interactions with different components inside samples are important for reaching higher values of critical parameters in superconducting materials.
Jesús González   +2 more
doaj   +1 more source

The asymptotic behavior of the stochastic coupled Kuramoto–Sivashinsky and Ginzburg–Landau equations

open access: yesBoundary Value Problems, 2020
The stochastic coupled Kuramoto–Sivashinsky and Ginzburg–Landau equations (KS-GL) perturbed by additive noises is investigated in this paper. By making careful analysis, we first consider the existence and uniqueness of the solution with initial-boundary
Lin Lin, Mei Li
doaj   +1 more source

The Ginzburg-Landau equation

open access: yesComputers & Mathematics with Applications, 1995
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Adomian, G., Meyers, R.E.
openaire   +1 more source

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