Results 101 to 110 of about 34,293 (216)

Superconductors and the periodic penetration parameter: Defining and utilizing in diverse applications

open access: yesAIP Advances
There are various types of materials that have different levels of electrical conductivity, and one category is known as superconductors or superconducting materials.
Mohamad Asem Alkourdi   +2 more
doaj   +1 more source

Homogenization of Attractors to Ginzburg-Landau Equations in Media with Locally Periodic Obstacles: Sub- and Supercritical Cases

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
The Ginzburg-Landau equation with rapidly oscillating terms in the equation and boundary conditions in a perforated domain was considered. Proof was given that the trajectory attractors of this equation converge weakly to the trajectory attractors of ...
K.A. Бекмаганбетов   +3 more
doaj   +1 more source

The improved Ginzburg-Landau technique

open access: yesEPJ Web of Conferences, 2018
We discuss an innovative method for the description of inhomogeneous phases designed to improve the standard Ginzburg-Landau expansion. The method is characterized by two key ingredients.
Mannarelli Massimo
doaj   +1 more source

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

Magnetic phenomena in holographic superconductivity with Lifshitz scaling

open access: yesNuclear Physics B, 2015
We investigate the effects of Lifshitz dynamical critical exponent z on a family of minimal D=4+1 holographic superconducting models, with a particular focus on magnetic phenomena.
Aldo Dector
doaj   +1 more source

Paving the way for future advancements in superconductivity research through gold ormus studies

open access: yesBeni-Suef University Journal of Basic and Applied Sciences
Background Gold ormus is a type of superconductor that can exhibit superconductivity at temperatures below 1 Kelvin, allowing it to conduct electricity without resistance.
Mohamad Hasson   +2 more
doaj   +1 more source

Partial compactness for the 2-D Landau-Lifshitz flow

open access: yesElectronic Journal of Differential Equations, 2004
Uniform local $C^infty$-bounds for Ginzburg-Landau type approximations for the Landau-Lifshitz flow on planar domains are proven. They hold outside an energy-concentration set of locally finite parabolic Hausdorff-dimension 2, which has finite ...
Paul Harpes
doaj  

Asymptotic behavior of critical points of an energy involving a loop-well potential

open access: yes, 2017
We describe the asymptotic behavior of critical points of $\int_{\Omega} [(1/2)|\nabla u|^2+W(u)/\varepsilon^2]$ when $\varepsilon\to 0$. Here, $W$ is a Ginzburg-Landau type potential, vanishing on a simple closed curve $\Gamma$.
Mironescu, Petru, Shafrir, Itai
core  

A High-Precision Numerical Method for the Fractional-in-Time Complex Ginzburg–Landau Equation with Periodic Boundary Condition

open access: yesFractal and Fractional
This paper investigates the chaotic and pattern dynamics of the time-fractional Ginzburg–Landau equation. First, we propose a high-precision numerical method that combines finite difference schemes with an improved Grünwald–Letnikov fractional derivative
Wei Zhang, Yulan Wang
doaj   +1 more source

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