English
Related papers

Related papers: Vacuum as a hyperbolic metamaterial

200 papers

Minkowski spacetime is a convenient setting for the study of the relativistic dynamics of particles and fields in the vacuum. In order to study events that occur in a dielectric or other linear medium, we adopt the familiar continuum…

Classical Physics · Physics 2009-02-27 Michael E. Crenshaw

We analyze magnetic textures in a thin magnetic film and screening currents induced by these textures in a superconducting film. The films are supposed to be parallel and close to each other, but interact only via magnetic fields. We…

Superconductivity · Physics 2007-05-23 Serkan Erdin , Amin F. Kayali , Igor F. Lyuksyutov , Valery L. Pokrovsky

In recent years, the concept of metamaterials has offered platforms for unconventional tailoring and manipulation of the light-matter interaction. Here, we explore the notion of "static optics", in which the electricity and magnetism are…

Optics · Physics 2014-07-10 Ahmed M. Mahmoud , Nader Engheta

Spatially resolved transport in two-dimensional quantum materials can reveal dynamics which is invisible in conventional bulk transport measurements. We predict striking patterns in spatially inhomogeneous transport just above the critical…

Superconductivity · Physics 2023-04-07 Koushik Ganesan , Andrew Lucas

Starting from a perfect cosmological fluid represented by the energy momentum tensor T_uv, one class of frequency metrics that satisfies both Einstein's general relativistic equation and the perfect fluid condition is: g_uv = e^iwt N_uv.…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Walter Christensen

Superconductors have two key characteristics. They expel magnetic field and they conduct electrical current with zero resistance. However, both properties are compromised in high magnetic fields which can penetrate the material and create a…

Superconductivity · Physics 2007-05-23 Bo Chen , W. P. Halperin , Prasenjit Guptasarma , D. G. Hinks , V. F. Mitrovic , A. P. Reyes , P. L. Kuhns

We show that while orbital magnetic field and disorder, acting individually weaken superconductivity, acting together they produce an intriguing evolution of a two-dimensional type-II s-wave superconductor. For weak disorder, the critical…

Superconductivity · Physics 2023-10-30 Anushree Datta , Anurag Banerjee , Nandini Trivedi , Amit Ghosal

It is well-known that some physical effects may arise in the spacetime of a straigth cosmic string due to its global conic properties. Among these effects, the vacuum polarization effect has been extensively studied in the litterature. In…

General Relativity and Quantum Cosmology · Physics 2007-05-23 M. E. X. Guimaraes

Polaritons travelling along a hyperbolic medium's surface have recently sparked significant interest in nanophotonics for the unprecedented manipulation ability on light at the nanoscale in a planar way, promising potential nano-optical…

Based on the concept of material event as an elementary material source that is concentrated on metric sphere of zero radius --- light-cone of Minkowski space-time, we deduce the analog of Coulomb's law for hyperbolic space-time field…

General Physics · Physics 2023-07-19 Dmitry Pavlov , Sergey Kokarev

The Meissner effect for superconductors in spacetimes with torsion is revisited.Two new physical interpretaions are presented.The first considers the Landau-Ginzburg theory yields a new symmetry-breaking vacuum depending on torsion.In the…

Condensed Matter · Physics 2007-05-23 L. C. Garcia de Andrade

The dense vortex matter structure and associated magnetization are calculated for type-II superconducting mesoscopic disks. The magnetization exhibits generically first-order phase transitions as the number of vortices changes by one and…

Superconductivity · Physics 2009-10-31 J. J. Palacios

We consider the effect of the photon radiative correction on the vacuum energy in a superstrong magnetic field. The notion of a photon anomalous magnetic moment is analyzed and its connection with the quasiparticle character of the…

High Energy Physics - Theory · Physics 2015-03-13 Selym Villalba Chavez

In this work, we demonstrate a self-standing bulk three-dimensional metamaterial based on the network of silver nanowires in an alumina membrane. This constitutes an anisotropic effective medium with hyperbolic dispersion, which can be used…

Materials Science · Physics 2015-05-13 M. A. Noginov , Yu. A. Barnakov , G. Zhu , T. Tumkur , H. Li , E. E. Narimanov

We study two-dimensional materials where electrons are coupled to the vacuum electromagnetic field of a cavity. We show that, at the onset of the superradiant phase transition towards a macroscopic photon occupation of the cavity, the…

Strongly Correlated Electrons · Physics 2023-02-24 Peng Rao , Francesco Piazza

In a magnetic field, superconductivity is manifested by total magnetic field expulsion (Meissner effect) or by the penetration of integer multiples of the flux quantum {\Phi}_0. Here we present experimental results revealing magnetic…

A moving medium drags light along with it as measured by Fizeau and explained by Einstein's theory of special relativity. Here we show that the same effect can be obtained in a situation where there is no physical motion of the medium.…

Optics · Physics 2020-03-25 P. A. Huidobro , E. Galiffi , S. Guenneau , R. V. Craster , J. B. Pendry

Interaction of electromagnetic radiation with time-variant objects is a fundamental problem whose study involves foundational principles of classical electrodynamics. Such study is a necessary preliminary step for delineating the novel…

Applied Physics · Physics 2019-05-08 Grigorii Ptitcyn , Mohammad S. Mirmoosa , Sergei A. Tretyakov

A topological defect in the form of the Abrikosov-Nielsen-Olesen vortex is considered as a gauge-flux-carrying tube that is impenetrable for quantum matter. Charged scalar matter field is quantized in the vortex background with the…

High Energy Physics - Theory · Physics 2016-03-04 Volodymyr M. Gorkavenko , Iryna V. Ivanchenko , Yurii A. Sitenko

We study the Compton scattering of light by free electrons inside a hyperbolic medium. We demonstrate that the unconventional dispersion and local density of states of the electromagnetic modes in such media can lead to a giant Compton…

Optics · Physics 2014-10-20 Ivan Iorsh , Alexandr Poddubny , Pavel Ginzburg , Pavel Belov , Yuri Kivshar
‹ Prev 1 3 4 5 6 7 10 Next ›