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19952026
most citedNonlinear properties of left-handed metamaterials

589 citations

Showing 2009Show all

19 papers · 1 filter

cond-mat.mes-hall2009★ 152 cited

Terahertz lasers based on optically pumped multiple graphene structures with slot-line and dielectric waveguides

V. Ryzhii, A. A. Dubinov, T. Otsuji +2

Terahertz (THz) lasers on optically pumped multiple-graphene-layer (MGL) structures as their active region are proposed and evaluated. The developed device model accounts for the i…

cond-mat.mes-hall2009★ 4 cited

Dephasing time and magnetoresistance of two-dimensional electron gas in spatially modulated magnetic fields

A. S. Melnikov, S. V. Mironov, S. V. Sharov

The effect of a spatially modulated magnetic field on the weak localization phenomenon in two-dimensional electron gas (2DEG) is studied. Both the dephasing time and magnetor…

cond-mat.supr-con2009★ 9 cited

Current-phase relation in Josephson junction coupled with a magnetic dot

A. V. Samokhvalov

The current-phase relation (CPR) for a short Josephson junction placed in the nonuniform field of a small ferromagnetic particle is studied. The effect of the particle produced on…

cond-mat.mes-hall2009★ 55 cited

Anti-vortex state in cross-like nanomagnets

V. L. Mironov, O. L. Ermolaeva, S. A. Gusev +8

We report on results of computer micromodelling of anti-vortex states in asymmetrical cross-like ferromagnetic nanostructures and their practical realization. The arrays of cobalt…

cond-mat.supr-con2009★ 7 cited

Reversal of Nonlocal Vortex Motion in the Regime of Strong Nonequilibrium

Florian Otto, Ante Bilusic, Dinko Babic +3

We investigate nonlocal vortex motion in weakly pinning a-NbGe nanostructures, which is driven by a transport current I and remotely detected as a nonlocal voltage Vnl. At high I,…

quant-ph2009★ 6 cited

Optimal fast single pulse readout of qubits

Andrey L. Pankratov, Andrey S. Gavrilov

The computer simulations of the process of single pulse readout from the flux-biased phase qubit is performed in the frame of one-dimensional Schroedinger equation. It has been dem…

cond-mat.mes-hall2009★ 130 cited

Feasibility of terahertz lasing in optically pumped epitaxial multiple graphene layer structures

V. Ryzhii, M. Ryzhii, A. Satou +3

A multiple-graphene-layer (MGL) structure with a stack of GLs and a highly conducting bottom GL on SiC substrate pumped by optical radiation is considered as an active region of te…

cond-mat.other2009★ 13 cited

Spectrum of bound fermion states on vortices in He-B

M. A. Silaev

We study subgap spectra of fermions localized within vortex cores in He-B. We develop an analytical treatment of the low-energy states and consider the characteristic propertie…

cond-mat.supr-con2009★ 24 cited

Planar superconductor/ferromagnet hybrids: Anisotropy of resistivity induced by magnetic templates

A. Yu. Aladyshkin, J. Fritzsche, V. V. Moshchalkov

We investigated experimentally the transport properties of a superconducting cross-shaped aluminium microbridge fabricated on top of ferromagnetic BaFe12O19 single crystal. It was…

physics.gen-ph2009★ 17 cited

Sedeonic relativistic quantum mechanics

Victor L. Mironov, Sergey V. Mironov

We represent sixteen-component values "sedeons", generating associative noncommutative space-time algebra. We demonstrate a generalization of relativistic quantum mechanics using s…

cond-mat.supr-con2009★ 5 cited

Tunable anisotropic nonlinearity in superconductors with asymmetric antidot array

A. Yu. Aladyshkin, J. Van de Vondel, C. C. de Souza Silva +1

The influence of the spatial asymmetry of the pinning potential on the spectral composition of the voltage, induced in perforated superconducting Al bridges by the injection of a s…

cond-mat.supr-con2009★ 18 cited

On the possibility of a long range proximity effect in a ferromagnetic nanoparticle

M. A. Silaev

We study the proximity effect in a ferromagnetic nanoparticle having a vortex magnetization pattern. We show that for axisymmetric system consisting of a circular particle and a ma…

cond-mat.supr-con2009★ 19 cited

Little-Parks Oscillations in Hybrid Ferromagnet-Superconductor Systems

A. V. Samokhvalov, A. S. Mel'nikov, J-P. Ader +1

On the basis of of linearized Usadel equations we consider superconductivity nucleation in multiply connected mesoscopic superconductor/ferromagnet hybrids such as thin-walled supe…

cond-mat.supr-con2009★ 228 cited

Nucleation of superconductivity and vortex matter in superconductor - ferromagnet hybrids

A. Yu. Aladyshkin, A. V. Silhanek, W. Gillijns +1

The theoretical and experimental results concerning the thermodynamical and low-frequency transport properties of hybrid structures, consisting of spatially-separated conventional…

cond-mat.supr-con2009★ 28 cited

Local density of states around single vortices and vortex pairs: effect of boundaries and hybridization of vortex core states

A. S. Mel'nikov, D. A. Ryzhov, M. A. Silaev

The profiles of local density of states (LDOS) around different vortex configurations in mesoscopic superconductors are studied taking account of the interference of quasiparticle…

cond-mat.supr-con2009★ 33 cited

Vortex Core States in Superconducting Graphene

I. M. Khaymovich, N. B. Kopnin, A. S. Mel'nikov +1

The distinctive features of the electronic structure of vortex states in superconducting graphene are studied within the Bogolubov-de Gennes theory applied to excitations near the…

cond-mat.supr-con2009★ 8 cited

Tunneling conductance and local density of states in time-reversal symmetry breaking superconductors under the influence of an external magnetic field

Mihail A. Silaev, Takehito Yokoyama, Jacob Linder +2

We consider different effects that arise when time-reversal symmetry breaking superconductors are subjected to an external magnetic field, thus rendering the superconductor to be i…

cond-mat.other2009★ 12 cited

Electron Bloch Oscillations and Electromagnetic Transparency of Semiconductor Superlattices in Multi-Frequency Electric Fields

Yu. A. Romanov, J. Yu. Romanova, L. G. Mourokh

We examine phenomenon of electromagnetic transparency in semiconductor superlattices (having various miniband dispersion laws) in the presence of multi-frequency periodic and non-p…

cond-mat.supr-con2009★ 25 cited

Electronic Structure of Vortices Pinned by Columnar Defects

A. S. Mel'nikov, A. V. Samokhvalov, M. N. Zubarev

The electronic structure of a vortex line trapped by an insulating columnar defect in a type-II superconductor is analysed within the Bogolubov-de Gennes theory. For quasiparticle…