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Related papers: Anisotropic time-dependent London approach

200 papers

The confining effect of a spherical substrate inducing anchoring (normal to the surface) of rod-like liquid crystal molecules contained in a thin film spread over it has been investigated with regard to possible changes in the nature of the…

Soft Condensed Matter · Physics 2015-05-20 D. Jayasri , T. Sairam , V. S. S. Sastry , K. P. N. Murthy

Kinetic equations for magnetic nano particles dispersed in a viscous liquid are developed and analyzed numerically. Depending on the amplitude of an applied oscillatory magnetic field the particles orient their time averaged anisotropy axis…

Materials Science · Physics 2016-01-20 Klaus D. Usadel , Clemens Usadel

Effective magnetic penetration depth and microwave surface impedance are derived for anisotropic layered superconductors in the shape of spheres and long cylinders, where the external magnetic field is applied in the plane of the highly…

Superconductivity · Physics 2009-11-13 D. M. Broun , W. A. Huttema

The acoustic radiation force produced by ultrasonic waves is the "workhorse" of particle manipulation in acoustofluidics. Nonspherical particles are also subjected to a mean torque known as the acoustic radiation torque. Together they…

Fluid Dynamics · Physics 2021-08-04 Everton B. Lima , Glauber T. Silva

A misalignment of anisotropic crystallites causes small values of anisotropy and decreases the critical current density of textured polycrystalline superconductors. To relate the crystallite misalignment and out-plane anisotropy, the…

Superconductivity · Physics 2023-07-10 D. M. Gokhfeld , S. V. Semenov , M. I. Petrov , I. V. Nemtsev , D. A. Balaev

The field-angular dependence and anisotropy of the critical current density in iron-based superconductors is evaluated using a phenomenological approach featuring distinct anisotropy factors for the penetration depth and the coherence…

Superconductivity · Physics 2015-03-20 Cornelis Jacominus van der Beek , Marcin Konczykowski , Ruslan Prozorov

Structural order parameters of a smectic liquid crystal confined into the columnar form of porous silicon are studied using neutron scattering and optical spectroscopic techniques. It is shown that both the translational and orientational…

Soft Condensed Matter · Physics 2011-06-08 Ronan Lefort , Denis Morineau , Régis Guégan , Moréac Alain , Claude Ecolivet , Mohammed Guendouz

We have performed magnetic susceptibility measurements in Mo$_{(1-x)}$Ge$_x$ amorphous thin films biased with an electrical current using anisotropic coils. We tested the symmetry of the vortex response changing the relative orientation…

Superconductivity · Physics 2015-06-03 M. I. Dolz , D. E. Shalóm , H. Pastoriza , D. O. López

This contribution investigates the extension of the microplane formulation to the description of transversely isotropic materials such as shale rock, foams, unidirectional composites, and ceramics. Two possible approaches are considered: 1)…

Materials Science · Physics 2017-12-07 Congrui Jin , Marco Salviato , Weixin Li , Gianluca Cusatis

We experimentally study linear and nonlinear waves on the surface of a fluid covered by an elastic sheet where both tension and flexural waves take place. An optical method is used to obtain the full space-time wave field, and the…

Fluid Dynamics · Physics 2014-02-10 Luc Deike , Jean-Claude Bacri , Eric Falcon

Anisotropic properties of superconducting MgB2 obtained by torque magnetometry are compared to theoretical predictions, concentrating on two issues. Firstly, the angular dependence of Hc2 is shown to deviate close to Tc from the dependence…

Superconductivity · Physics 2009-11-10 M. Angst , D. Di Castro , R. Puzniak , A. Wisniewski , J. Jun , S. M. Kazakov , J. Karpinski , S. Kohout , H. Keller

The magneto-impedance (MI) in amorphous ribbon of nominal composition Fe73.5Nb3Cu1Si13.5B9 has been measured at 1MHz and at room temperature for different configurations of exciting a.c and biasing d.c. fields. A large drop in both…

Materials Science · Physics 2011-11-09 B. Kaviraj , S. K. Ghatak

We consider field localizing and concentration of electromagnetic waves governed by the time-harmonic anisotropic Maxwell system in a bounded domain. It is shown that there always exist certain boundary inputs which can generate…

Analysis of PDEs · Mathematics 2018-11-19 Bastian Harrach , Yi-Hsuan Lin , Hongyu Liu

Homogeneous anisotropic turbulence simulations are used to determine off-diagonal components of the Reynolds stress tensor and its parameterization in terms of turbulent viscosity and Lambda-effect. The turbulence is forced in an…

Astrophysics · Physics 2011-11-10 P. J. Käpylä , A. Brandenburg

This paper analyzes the non-trivial influence of the material anisotropy on the structural behavior of an anisotropic multilayer planar beam. Indeed, analytical results available in literature are limited to homogeneous beams and several…

The coupling of a scalar field to electromagnetic field via the Chern-Simons term will rotate the polarization directions of the cosmic microwave background radiation. The rotation angle which relies on the distribution of the scalar field…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Mingzhe Li , Bo Yu

Applying the London theory we study curved vortices produced by an external current near and parallel to the surface of a type II superconductor. By minimizing the energy functional we find the contour describing the hard core of the flux…

Superconductivity · Physics 2015-05-13 Eran Sela , Ian Affleck

We show existence of interfaces between two anisotropic materials so that light is refracted in accordance with a given pattern of energy. To do this we formulate a vector Snell law for anisotropic media when the wave fronts are given by…

Analysis of PDEs · Mathematics 2018-06-04 Cristian E. Gutierrez , Qingbo Huang , Henok Mawi

We analyze the absorption of microwaves by the Heisenberg-Ising chain combining exact calculations, based on the integrability of the model, with numerical calculations. Within linear response theory the absorbed intensity is determined by…

Strongly Correlated Electrons · Physics 2012-04-24 M. Brockmann , F. Göhmann , M. Karbach , A. Klümper , A. Weiße

This paper investigates the problem of time-harmonic acoustic scattering in an inhomogeneous medium with a complex topological structure. Specifically, the medium is anisotropic and contains several disjoint sound-soft obstacles. This model…

Mathematical Physics · Physics 2025-09-30 Huaian Diao , Qingle Meng , Zhiying Sun